providing you have the best suited applications جستجو
پنجره پنجره ای به اطلاعات و مقالات فارسی
 providing you have the best suited applications
providing you have the best suited applications
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تحقیق رشته فیزیک - نانو لوله های کربنی و کاربرد هایشان nanotube & applications
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نام محصول : تحقیق رشته فیزیک - نانو لوله های کربنی و کاربرد هایشان nanotube & applications

  • نانولوله های کربنی و کاربردهایشان
  • تاریخچه اکتشاف
  • خواص مکانیکی
  • خواص شیمیایی
  • خواص الکتریکی و کاربردها در الکترونیک
  • روش میکروسکوپی در فناوری نانو
  • روشهای ساخت نانو لوله های کربنی
  • روش عملی رشد عمودی نانو لوله های کربنی
  • نانولوله های تک دیوارهswnt و چند دیواره mwnt
  • منابع و مآخذ

برای تحقیق رشته فیزیک - نانو لوله های کربنی و کاربرد هایشان nanotube & applications کلیک نمایید



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apply a spray best suited upon washing your hair
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نمونه کار مدیریت1
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over the past decades the complexity of financial decisions has increased idly, thus highlighting the importance of developing and implementing sophisticated and efficient quantitative analysis techniques for supporting and aiding financial decision making. multi-criteria decision aid (mcda), an a nced field of operations research, provides financial decision makers (dms) and analysts a wide range of methodologies, which are well suited to the complexity of financial decision problems. the aim of this paper is to provide an in-depth presentation of the contributions of mcda in the field of finance, focusing on the methods used and their real-world applications.

در طول چند دهه گذشته، پیچیدگی تصمیم گیری های مالی به سرعت افزایش یافته و این امر موجب پراهمیت شدن توسعه و اجرای تکنیک های تحلیل کمی کارآمد و پیشرفته برای حمایت و کمک به تصمیم گیری مالی شده است. کمک تصمیم گیری چند معیاره (mcda یا فیلدی پیشرفته از تحقیق عملیاتی)، طیف گسترده ای از روش ها را در اختیار تصمیم گیران مالی (dms) و تحلیل گران قرار می دهد، این روش ها برای پیچیدگی مسائل مربوط به تصمیم گیری مالی بسیار مناسب می باشد. هدف از این مقاله، بازنمود نقش mcda در زمینه ی امور مالی می باشد و بر روش های مورد استفاده و کاربردهای آنها در دنیای واقعی تمرکز شده است.

شماره تماس:09364454159



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از تفاوت پلی پروپیلن هموپلیمر و کوپلیمر تا ...
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polypropylene (ppc & pph)

polypropylene (pp) is a plastic polymer, tough and lightweight with low water absorption and often chosen for its resistance to corrosion and excellent chemical resistance. polypropylene offers an excellent combination of mechanical, physical, thermal and electrical properties compared to other plastics. this low cost plastic is often compared to high density polyethylene (hdpe), although it has lower impact strength, polypropylene has superior tensile strength and working temperature. polypropylene provides outstanding resistance to organic solvents, degreasing agents and electrolytic attack. this material is resilience against most forms of physical damage, including impact and freezing.

polypropylene is available in two main grades, polypropylene homopolymer and polypropylene copolymer. both have very similar properties but appearance and performance differences are distinctive between the two types. polypropylene homopolymer or pph for short is stronger and stiffer than copolymer and more widely used. with the combination of excellent chemical resistance and the ability to be joined and welded by heat fusion makes this an ideal plastic for chemical tanks and structures in corrosive environments.

polypropylene copolymer and commonly abbreviated as ppc is tougher and more durable than pph . although polypropylene copolymer is softer, it offers better impact strength and tends to have better stress resistance and toughness even at low temperatures compared to polypropylene homopolymer.

common uses for polypropylene (ppc & pph)

polypropylene is used in many different applications from industrial, consumer goods to display applications. polypropylene is used extensively in manufacturing chemical tanks, structural tank, liners and covers. other common applications include, industrial battery covers, pump components and impellers. polypropylene sheeting is also used for hygienic cladding applications. fda food approved makes this an ideal plastic material for food processing applications and components. polypropylene is reasonably economical, and can be made translucent when uncolored; the natural finish is a milky white finish. polypropylene is difficult to bond with adhesives due to its chemical resistant properties and welding and mechanical fixing is recommended.

polyethylene

plastic stockist offers a superb selection of polyethylene sheet and rod in three different grades with custom sizes available. high density polyethylene is commonly abbreviated as hdpe and also referred to as pe300. hdpe is used in a variety of applications and industries where excellent impact resistance, high tensile strength, low moisture absorption and chemical and corrosion resistance properties are required. hdpe in the natural colour finish also meets the fda/usda food handling guidelines.

high molecular weight polyethylene is commonly abbreviated as hmwpe and also referred to as pe500. hmwpe is commonly used as wear parts and abrasion resistant components in the conveyor and materials handling industry. hmwpe is used in food prepartaion and chopping boards because its slightly softer than uhmwpe - pe1000 grade and better for the cutting equipments. also, hmwpe offers a better consistent and durable cutting surface than hdpe.

ultra high molecular weight polyethylene is commonly abbreviated as uhmwpe and also referred to as pe1000. polyethylene pe1000 grade offers exceptional and unique combination of low friction surface, great impact strength and wear and corrosion resistance. uhmwpe retains key physical properties and high impact strength, even at low temperatures to -30°c. this excellent general-purpose plastic with self lubricating properties offers noise reduction and low friction surface. uhmwpe offers good chemical resistant and low moisture absorption. uhwmpe (natural) is an outstanding solution for food handling components, and meets fda, usda and 3-a dairy guidelines for food processing and handling.

common uses for polyethylene

polyethylene is used extensively for components in the material handling and conveyor industries. polyethylene is used for wear strips, valves and seals that require low coefficient of friction with good wear resistance. other applications for polyethylene are sliding bearings, sliding pads, bearing, wear parts, wear plates, rope pulleys, s er blades, chute, rollers, chain sprockets, chopping boards and food processing equipment.

acetal / delrin

plastic stockist provides a great range of acetal and delrin engineering grade plastic at fantastic prices. acetal available in natural or black, is well suited for machining on automatic lathes and is particularly recommended for mechanical precision parts. acetal copolymer is more resistant against hydrolysis, strong alkalis and thermal-oxidative degradation than the acetal homopolymer. the latter, however, has higher, mechanical strength, stiffness, hardness and creep resistance as well as a lower thermal expansion rate. we offer sheets/plates in a thickness of 1-120mm, and rods with a diameter of 5-400mm.

common uses for acetal / delrin

acetal is commonly used for gear wheels, s, heavy load bearings and rollers, valve seats, snapfit emblies and precision parts. this plastic has low moisture sensitivity, good fatigue life and high resistance to solvents and chemicals.

delrin is used for gear wheels, s, bearings, rollers, precision parts and electrical insulators. this plastic has good fatigue life, high resistance to solvents and chemicals and low moisture sensitivity.

nylon 66 gl filled

plastic stockist offers gl filled nylon 66 (pa66-gf30) with 30% gl fibre filled. the filler addition adds increase strength, creep resistance and enhanced stability whilst retaining an excellent wear resistance. this reinforced and heat stabilsed nylon grade offers higher maximum service temperature and offers much better strength than the general purpose nylon.

common uses for nylon 66 gl filled

gl filled nylon 66 is used where increase strength and higher service temperature is required. application examples include damping plates, bearings, bushing, friction strips, piston guides and valve seats and wear surfaces.

oil filled nylon

plastic stockist provides oil filled nylon in both sheet and rod form that offers self lubricating properties. this plastic offers the toughness of cast nylon 6 with an oil-based lubricant that is encapsulated within the nylon. it increases the load bearing performance of the material when compared to unfilled nylons and reduces the coefficient of friction by half.

common uses for oil filled nylon

oil filled nylon is ideal for industrial applications that are heavy loaded and slow moving. the internally lubricating properties vastly improve wear resistance of up to ten times compared to standard nylon.

ptfe

plastic stockist provides a great selection of ptfe sheet and ptfe rods in virgin grade with exceptional properties. this fluorocarbon polymer based material is known as polytetrafluoroethylene and abbreviated ptfe for short. this plastic provides outstanding chemical resistance and processes a high inertness towards nearly all known chemicals. ptfe has a continuous service temperature of up to 250°c and even higher temperatures for limited periods. the lower service temperature is just as impressive offering isfactory performance at temperatures below - 200°c.

ptfe offers excellent thermal and electrical insulation properties, self-lubricating with low coefficient of friction makes ptfe ideally suited for the production of high temperature bearings seals. ptfe mechanical properties are considered low compared to other plastic materials but this can be enhanced by adding fillers such as g hite, gl and carbon. ptfe also has low moisture absorption, low compressive & tensile strength. ptfe virgin grade is fda approved.

common uses for ptfe

ptfe is ideally suited for the production of high temperature bearings seals and insulators used in the aerospace, semiconductors, petrochemical, pharmaceutical and chemical processing industries. ptfe can be used for friction pads, bearings and rollers. ptfe virgin grade is food approved and often used in food processing applications for parts that experience high temperatures.


reference of this text is: http://www.plasticstockist.com


ammar ghasemian azizi ,



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so long as you possess the best suited tools
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turks and turkey supported the dash
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this is how the turkish security forces behave with the kurdish people who have gathered near syrian border and want to help and save the kurdish city of #kobane against isis terrorists, apart from all logistical and military help that the state of #turkey is providing for the terrorist organization of #isis, isn't this itself helping isis?

p o: turkish security forces arrest the kurdish people at #syria'n border, near the city of kobane which faces heavy attacks from the terrorist organization of isis since september 15th. september 25, 2014

توری کومه لایه تی کوردانی جیهان



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مجموعه ای از کتاب های متامتریال
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2005ieee negative refraction metamaterials fundamental principles and applications

2006 wiley electromagnetic metamaterials transmission line theory and microwave applications

2006 ieee engheta metamaterials physics and engineering

2007 springer physics of negative refraction and negative index materials optical and electronic aspects and diversified approaches

2008 wiley metamaterials with negative parameters__theory design and microwave applications

2009 bridge university electromagnetic band gap structures in antenna engineering

2009 crc[filippo_capolino] theory and phenomena of metamatrial

2010 springer metamaterials theory design and applications

2010 optical metamaterials fundamentals and applications



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شرکت انتونینی سازنده لهر -دکوراتیو لهر و پرینتینگ برای شیشه های بطری
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to cure decorations, where the uniformity and accuracy of the temperature and the repeatability of the process are fundamental, antonini proposes its own decorating lehrs where these features are fully attended.
a decorating lehr can be considered as the extension of an annealing lehr, to which some modules are added at the beginning to heat-up and fire the decorations.
the consolidated quality of annealing lehrs allowed us to apply the same high technology to these modules which are extremely important as they constitute the innovative items heating and paint fumes extraction systems. both innovations guarantee an accurate thermal process and a clean fumes evacuation ducts.
the decorating lehrs are composed of:
• a charge table suited to hand or automatic items belt loading.
• an exhaust hood to eliminate the fumes produced by decorations.
• a hand-lift or motorised inlet door.
• a series of high power heating modules (usually 2, 3 or more), for a heating speed that goes from smooth to ultra- id (suited to special decors), based on customer requirements.
• a system that extracts and exhausts the fumes.
• a temperature control and measurement system.
• a “bi-component” insulation, specifically and carefully designed to guaranty absolute stability over time.
• a tunnel section and an uncovered table exactly like a cl ic annealing lehr (see the section regarding annealing lehrs).



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100 % free and simple way to stop smoking
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there are many individuals who tell you guidelines about how to provide up cigarettes. here are mine:

1. don't believe anything anyone has informed you about this topic.

2. rest.

3. don't fear.

4. it's not the most challenging factor in the world.

there is a great lie being informed. the lie is: "giving up smoking cigarettes is very challenging - almost difficult." i don't agree. i found it quite simple. did i spend lots of cash on cds, guides, "specialists", areas and gum? no. not a cent.

i began smoking cigarettes when i was 18 and very quickly designed a 20 a day addiction. i instantly observed a dip in my health - in addition to a rise in my bronchial asthma. but still i soldiered on. i tried to provide up numerous times, sometimes using gum or areas, but it never proved helpful. while providing up i was extremely frustrated. every moment of the day i thought about smoking cigarettes, or experienced uncomfortable, or both.

over three decades ago i designed a moving interest in neuro-linguistic development (nlp) and from that be e enthusiastic about self-hypnosis and relaxation. for other reasons i began training self-hypnosis and relaxation for a couple of several weeks and then one day ceased smoking! i was 35. i have been exempt from cigarettes and the wish to smoking for over 3 decades. and (whispers) it did not hurt!

i'm experiencing an constant battle with the ... meditation slowly ... providing up smoking cigarettes group. i don't want to sound negative but they seem to be as sincere as the cigarettes market. "our practice is to only promote or link to formal stop sites or methods accepted by separate analysis released in reliable publications." really, analysis no question subsidized by medication companies. its crazy how studies suggest that success with providing up smoking cigarettes is more likely with medicinal helps and yet heresay and those who work in the area say the all at once strategy is best.

we have been here before. it was clearly explained in the 1964 us physician general's review that smoke smoking cigarettes was not an addiction and he only e circular to the idea in 1988. these days the physician common is suggesting the use of pharmalogical helps in providing up smoking cigarettes. plus ça modify, plus c'est la même select.

i have just began a website to try to help others on a no cost and great way to provide up smoking cigarettes. i need individuals to try my strategy - there must be other individuals out there who are like me and can stop easily even when they think they can not.

meditation and self-hypnosis is greatly pleasant and may well modify your lifestyle for the better as well as avoiding you smoking cigarettes.

so don't put any stress on yourself to stop - just know that it will come gradually.

we need to add a 5 moment schedule to your everyday lifestyle which may improve to 10 or 20 minutes as time goes by.

this is all about statement.

just as you notice your respiration, notice that you are feeling clean and better and that you want to smoking less.

through the day focus on what you are doing. if you are strolling, focus on the emotions of you legs on the floor.

e cig

all of lifestyle happens within this potential of statement. the wish for a smoke is just another little factor that goes on within this potential and it will occur and successfully p just like your respiration.



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معرفی دستگاه اندازه گیری جریان (آ تیک) -اندازه گیری دبی جریان در کانال
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معرفی دستگاه اندازه گیری جریان (آ تیک) -اندازه گیری دبی جریان در کانال

new technologies released for the water resources community

teledyne rd instruments (trdi) released two new products designed for the water resources community: the riverpro acoustic dopler curent profiler (adcp) and q-view data qa/qc software.

(san diego, calif. – august 14, 2014) teledyne rd instruments (trdi) today released two new products designed for the water resources community: the riverpro acoustic doppler current profiler (adcp) and q-view data qa/qc software.

the new 1200 khz riverpro adcp represents the organization’s latest hardware a ncement. the riverpro has been designed to quickly and accurately measure the flow and discharge of moving water in shallow rivers and streams, ranging from 20cm to 25m in depth. this new discharge measurement system is the latest addition to trdi’s full line of adcps for water resources professionals, and is ideally suited for a wide range of applications including river hydrology, environmental impact and fisheries studies, and bridge scour monitoring.

the new riverpro adcp utilizes a 20 degree beam, allowing users to accurately measure more
closely to the riverbed, while its 600 khz 5th beam collects true vertical velocity as well as range to bottom. the riverpro also provides auto-adaptive sampling, enabling simple, automated data collection, as well as an optional manual override function for a nced users. full product details can be found at: www.rdinstruments.com/riverpro.

teledyne rdi has also released a new software application, q-view. the new q-view adcp data qa/qc software, designed to operate with trdi’s winriver ii program, bridges the gap between the requirement for high-quality field measurements and the time-intensive analysis that is typically required to ensure that collected data meets an organization’s unique quality criteria. utilizing customizable and flexible quality rules, q-view can provide users with real-time feedback during adcp data collection, or can be implemented back in the lab during data review and analysis. once data has been analyzed and confirmed, q-view can also be used to automatically-generate professional reports in minutes. full details at: www.rdinstruments.com/qview

about teledyne rd instruments teledyne rd instruments is a leading manufacturer of acoustic doppler current profilers (adcps); conductivity, temperature and depth (ctd); and doppler velocity logs (dvls) for water resources, commercial, academic, and defense applications. www.rdinstruments.com

riverpro adcp

intelligent river discharge measurement system
teledyne rd instruments is pleased to introduce riverpro -- the newest member of our growing family of acoustic doppler current profilers (adcps) for inland water resources applications.

the 1200 khz riverpro has been purpose-built to fill two specific needs:

  • to provide an adcp designed specifically for shallow river applications (20 cm to 25 m range)
  • to provide an upgrade path for our current industry gold-standard rio grande adcp users (more info to follow on this upgrade.)

like our next-generation riverray adcp, the riverpro offers users a 5-beam solution, auto-adaptive sampling, user-friendly interface, and teledyne rdi’s unsurp ed quality, service, and support.

the riverpro has also been designed to fit into our riverray float, allowing users to swap out their adcps based upon their environment, eliminating the need to purchase and transport a second float.






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نرم افزار لانچر inspire launcher 11.2 اندروید
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* flat ui and design
* homescreen customizations
* app drawer customizations
* custom icons and folders size
* dock bar customizations
* background with flat colors or custom images (also for drawer)
* custom opacity control
* ability to hide applications
* scroll effects and animations
* text colors
* custom single shortcut icons and rename
* gestures
* custom dock, appdrawer, icons and folder styles
* appdrawer sidepanel for custom appdrawer categories!
* genius page inspired from ios finder search and google now launcher page!
* system toggles and recent applications in genius page
* support for nova, adw, apex and all launchers icons pack and theme!
* ability to backup, restore and reset own configurations
* included flat clock widget with different styles
* included a fresh colored theme called inspire colors that will enable a little colorfull icon pack with a drawer and folder custom icon!
* free unread counters badge for sms and calls
* over 500 free customizations



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arm cortex
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arm cortex application processors

cortex-a series - high performance processors for feature rich operating systems

all of our cortex-a processors deliver exceptional 32-bit performance for high-end computing, with the new cortex-a72 processor and both the cortex-a57 and cortex-a53 processors delivering combined 32-bit and 64-bit performance, enabling next-generation mobile, networking and server products. the processors are available in single-core and multi-core varieties, delivering up to four processing units with the ability to integrate neon™ multimedia processing blocks and a nced floating point execution units.

applications include:

arm cortex real-time embedded processors

cortex-r series - exceptional performance for real-time applications

cortex real-time embedded processors have been developed for deeply embedded real-time applications where the need for low power and good interrupt behaviour are balanced with exceptional performance and strong compatibility with existing platforms.

applications include:

arm cortex embedded processors

cortex-m series - cost-sensitive solutions for deterministic microcontroller applications

cortex-m series processors have been developed primarily for the microcontroller domain where the need for fast, highly deterministic, interrupt mana ent is coupled with the desire for extremely low gate count and lowest possible power consumption.

applications include:

arm specialist processors

securcore™ - processors for high security applications

fpga cores - processors for fpga

arm specialist processors are designed to meet the demanding needs of specific markets. securcore processors are utilized within the security markets for mobile sims and identification applications and integrate numerous technologies to detect and avoid security attacks while delivering outstanding performance.

arm also develops processors for fpga fabrics, enabling users to idly reach market while maintaining compatibility with traditional arm devices. additionally the fabric independent nature of these processors enables developers to choose the target device which is right for their application rather than be locked to a specific vendor.

منبع :http://arm.com/products/processors/index.php



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windows azure appfabric
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businesses of all sizes experience tremendous cost and complexity when extending and customizing their applications today. given the constraints of the economy, it must increasingly find new ways to do more with less but at the same time simultaneously find new innovative ways to keep up with the changing needs of the business. developers are now starting to evaluate newer cloud-based platforms as a way to gain greater efficiency

لینک در ادامه مطلب



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شیشه vycor- برای ظروف تبخیر
درخواست حذف اطلاعات

vycor is the brand name of corning's high silica, high temperature gl . it provides very high thermal shock resistance. vycor is approximately 96% silica and 4% boron trioxide, but unlike pure fused silica it can be readily manufactured in a variety of shapes.

vycor products are made by a multi-step process. first, a relatively soft alkali-borosilicate gl is melted and formed by typical gl working techniques into the desired shape. this is heat-treated, which causes the material to separate into two intermingled "phases" with distinct chemical compositions. one phase is rich in alkali and boric oxide, and can be easily dissolved in acid. the other phase is mostly silica, which is insoluble. the gl object is then soaked in a acid solution, which leaches away the soluble gl phase, leaving an object which is mostly silica. at this stage, the gl is porous. finally, the object is heated to more than 1200°c, which consolidates the porous structure, making the object shrink slightly and become non-porous. the finished material is cl ified as a "reconstructed gl ".

for some applications the final step is skipped, leaving the gl porous. such gl has a high affinity for water, and makes an excellent getter for water vapour. it is widely used in science and engineering.

vycor has an extremely low coefficient of thermal expansion, just one quarter that of pyrex.[1] this property makes the material suitable for use in applications which demand very-high-dimensional stability, such as metrology instruments, and for products that need to withstand high thermal shock loads.

immersing the porous gl in certain chemical solutions before the final consolidation step produces a colored gl that can withstand high temperatures without degrading. this is used for colored gl filters for various applications.

corning manufactures vycor products for high-temperature applications, such as evaporating dishes.



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مجموعه ای از کتاب های پلاسمونیک
درخواست حذف اطلاعات
2013 springer plasmonics theory and applications

2009 springer metamaterials and plasmonics fundamentals, modelling, applications

2014 by taylor & francis biosensors based on nanomaterials and nanodevices

2009 elsevier principles of surface enhanced raman scattering

2008 wiley nanop onic materials p onic crystals, plasmonics, and metamaterials

2006 springer surface plasmon resonance based sensors

2012 springer reviews in plasmonics

2009 stanford publishing plasmonic nanoguides and circuits

2012 plasmonics and plasmonic metamaterials analysis and applications

2014 by taylor & francis nanoplasmonics a nced device applications

2014 by taylor & francis biosensors based on nanomaterials and nanodevices



مشاهده متن کامل ...
job activities for: "english language lecturer
درخواست حذف اطلاعات
  1. training and teaching others -- identifying the educational needs of others, developing formal educational or training programs or cl es, and teaching or instructing others.
    2) thinking creatively -- developing, designing, or creating new applications, ideas, relationships, systems, or products, including artistic contributions.
    3) interpreting the meaning of information for others -- translating or explaining what information means and how it can be used.
    4) communicating with supervisors, peers, or subordinates -- providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.
    5) organizing, planning, and prioritizing work -- developing specific goals and plans to prioritize, organize, and accomplish your work.
    6) getting information -- observing, receiving, and otherwise obtaining information from all relevant sources.
    7) establishing and maintaining interpersonal relationships -- developing constructive and cooperative working relationships with others, and maintaining them over time.
    8) making decisions and solving problems -- analyzing information and evaluating results to choose the best solution and solve problems.
    9) coaching and developing others -- identifying the developmental needs of others and coaching, mentoring, or otherwise helping others to improve their knowledge or skills.
    10) scheduling work and activities -- scheduling events, programs, and activities, as well as the work of others.

skills needed for: "english language lecturer"

1) instructing -- teaching others how to do something.
2) reading comprehension -- understanding written sentences and parag hs in work related documents.
3) writing -- communicating effectively in writing as appropriate for the needs of the audience.
4) critical thinking -- using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
5) active listening -- giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
6) speaking -- talking to others to convey information effectively.
7) learning strategies -- selecting and using training/instructional methods and procedures appropriate for the situation when learning or teaching new things - see more at: http://www.acbar.org/display-job/51927/english-senior-lecturer---translator.html?searchid=&page=#sthash.rbr1p44b.dpuf



مشاهده متن کامل ...
essential calculus with applications by richard a. silverman
درخواست حذف اطلاعات

ریاضیات ضروری به همراه کاربردها

essential calculus with applications

نویسنده: richard a. silverman

 ریاضیات ضروری به همراه کاربردها essential calculus with applications نویسنده: richard a. silverman

مشخصات کتاب

فرمت pdf
تعداد صفحات 304
حجم فایل زیپ شده 4 مگابایت

حساب دیفرانسیل و انتگرال ریچارد سیلورمن
جهت فوری کلیک کنید

قیمت: 3250 تومان

لینک های مرتبط:

مشاهده همه کتاب های مرتبط با ریاضیات پایه



مشاهده متن کامل ...
"منابع و مشخصات دقیق رایانه ای "مورد نیاز برای شبیه سازی fdtd فیبر pcf
درخواست حذف اطلاعات

computer resources


fdtd is a computationally intensive method and most reasonable calculations will need a fast computerand at least a few gigabytes of computer memory. for most applications it is fairly simple to estimate the amount of computer memory required for a calculation. the most important factor for the memory usage, and in large part the run time, is the number of fdtd cells used to represent the structure under test. each fdtd cell has six field values ociated with it: three electric fields and three magnetic fields. additionally each cell has six flags ociated with it to indicate the material type present at each of the six field locations. the field values are real numbers, each four bytes in length, while the flags may each be one byte. this gives a memory usage per fdtd cell of 24 bytes for fields and 6 bytes for flags for a total of 30 bytes. to estimate the total memory required, in bytes, simply multiply the number of fdtd cells by the 30 bytes per cell value. there is some overhead in the calculation, but it is generally quite small. one notable exception is the broadband far-zone angles that allocate six one dimensional real value arrays per direction.

estimating the execution time of an fdtd calculation is more complicated since performance of computer processors varies. one method of estimating is to compute the total number of operations to be performed. there are about 80 operations per cell, per time step during the fdtd calculations. the total number of operations is found from the product of the number of cells, the number of time steps, and the factor of 80 operations per cell, per time step. if a value of the floating-point performance of the processor is known, a value for execution time can be computed. in general though, a better estimating method is to determine the execution time of a simple problem on a given computer and then scale the time by the ratio of the number of operations between the desired calculation and the simple one.

there are many ways to increase computation speed of fdtd, though some will require considerable effort to program. some of the most effective are to use multiple cpus of a computer in parallel, use multiple computers in parallel, optimize computation loops for cache, or take a ntage of parallel methods on cpus such as sse and avx. fdtd software is especially well suited to computation on gpu processors as the notion of many cells performing a relatively small number of update algorithms in parallel fits well with the methods developed for updating video displays.



مشاهده متن کامل ...
"منابع و مشخصات دقیق رایانه ای "مورد نیاز برای شبیه سازی fdtd فیبر pcf
درخواست حذف اطلاعات

computer resources


fdtd is a computationally intensive method and most reasonable calculations will need a fast computerand at least a few gigabytes of computer memory. for most applications it is fairly simple to estimate the amount of computer memory required for a calculation. the most important factor for the memory usage, and in large part the run time, is the number of fdtd cells used to represent the structure under test. each fdtd cell has six field values ociated with it: three electric fields and three magnetic fields. additionally each cell has six flags ociated with it to indicate the material type present at each of the six field locations. the field values are real numbers, each four bytes in length, while the flags may each be one byte. this gives a memory usage per fdtd cell of 24 bytes for fields and 6 bytes for flags for a total of 30 bytes. to estimate the total memory required, in bytes, simply multiply the number of fdtd cells by the 30 bytes per cell value. there is some overhead in the calculation, but it is generally quite small. one notable exception is the broadband far-zone angles that allocate six one dimensional real value arrays per direction.

estimating the execution time of an fdtd calculation is more complicated since performance of computer processors varies. one method of estimating is to compute the total number of operations to be performed. there are about 80 operations per cell, per time step during the fdtd calculations. the total number of operations is found from the product of the number of cells, the number of time steps, and the factor of 80 operations per cell, per time step. if a value of the floating-point performance of the processor is known, a value for execution time can be computed. in general though, a better estimating method is to determine the execution time of a simple problem on a given computer and then scale the time by the ratio of the number of operations between the desired calculation and the simple one.

there are many ways to increase computation speed of fdtd, though some will require considerable effort to program. some of the most effective are to use multiple cpus of a computer in parallel, use multiple computers in parallel, optimize computation loops for cache, or take a ntage of parallel methods on cpus such as sse and avx. fdtd software is especially well suited to computation on gpu processors as the notion of many cells performing a relatively small number of update algorithms in parallel fits well with the methods developed for updating video displays.



مشاهده متن کامل ...
"منابع و مشخصات دقیق رایانه ای "مورد نیاز برای شبیه سازی fdtd فیبر pcf
درخواست حذف اطلاعات

computer resources


fdtd is a computationally intensive method and most reasonable calculations will need a fast computerand at least a few gigabytes of computer memory. for most applications it is fairly simple to estimate the amount of computer memory required for a calculation. the most important factor for the memory usage, and in large part the run time, is the number of fdtd cells used to represent the structure under test. each fdtd cell has six field values ociated with it: three electric fields and three magnetic fields. additionally each cell has six flags ociated with it to indicate the material type present at each of the six field locations. the field values are real numbers, each four bytes in length, while the flags may each be one byte. this gives a memory usage per fdtd cell of 24 bytes for fields and 6 bytes for flags for a total of 30 bytes. to estimate the total memory required, in bytes, simply multiply the number of fdtd cells by the 30 bytes per cell value. there is some overhead in the calculation, but it is generally quite small. one notable exception is the broadband far-zone angles that allocate six one dimensional real value arrays per direction.

estimating the execution time of an fdtd calculation is more complicated since performance of computer processors varies. one method of estimating is to compute the total number of operations to be performed. there are about 80 operations per cell, per time step during the fdtd calculations. the total number of operations is found from the product of the number of cells, the number of time steps, and the factor of 80 operations per cell, per time step. if a value of the floating-point performance of the processor is known, a value for execution time can be computed. in general though, a better estimating method is to determine the execution time of a simple problem on a given computer and then scale the time by the ratio of the number of operations between the desired calculation and the simple one.

there are many ways to increase computation speed of fdtd, though some will require considerable effort to program. some of the most effective are to use multiple cpus of a computer in parallel, use multiple computers in parallel, optimize computation loops for cache, or take a ntage of parallel methods on cpus such as sse and avx. fdtd software is especially well suited to computation on gpu processors as the notion of many cells performing a relatively small number of update algorithms in parallel fits well with the methods developed for updating video displays.



مشاهده متن کامل ...
کنار هم قرار دادن دقیق دو پنجره در ویندوز 7
درخواست حذف اطلاعات
دو پنجره مورد نظر را باز کنید.
سپس task manager ویندوز را با استفاده از کلیدهای ctrl + shift + esc اجرا کنید.
اکنون در تب applications، کلید ctrl را نگه داشته و دو پنجره مورد نظر را به ح انتخاب در بیاورید.
روی یکی از این دو پنجره انتخاب شده در این لیست، راست کلیک کرده و tile vertically را انتخاب کنید.



مشاهده متن کامل ...
thermodynamics and its applications -jefferson w. tester
درخواست حذف اطلاعات

کتاب ترمودینامیک و کابردهای تستر

thermodynamics and its applications

نویسنده: jefferson w. tester, michael modell


مشخصات کتاب

فرمت pdf
تعداد صفحات 2048
حجم فایل زیپ شده 34 مگابایت


جهت فوری کلیک کنید

قیمت: 3400 تومان

لینک های مرتبط:

مشاهده کتابهای مرتبط با ترمودینامیک موجود در سایت



مشاهده متن کامل ...
مجموعه ای از کتاب های پلاسمونیک
درخواست حذف اطلاعات
2013 springer plasmonics theory and applications

2009 springer metamaterials and plasmonics fundamentals, modelling, applications

2014 by taylor & francis biosensors based on nanomaterials and nanodevices

2009 elsevier principles of surface enhanced raman scattering

2008 wiley nanop onic materials p onic crystals, plasmonics, and metamaterials

2006 springer surface plasmon resonance based sensors

2012 springer reviews in plasmonics

2009 stanford publishing plasmonic nanoguides and circuits

2012 plasmonics and plasmonic metamaterials analysis and applications

2014 by taylor & francis nanoplasmonics a nced device applications

2014 by taylor & francis biosensors based on nanomaterials and nanodevices

2014 nanoscience with liquid crystals



مشاهده متن کامل ...
introduction to stochastic calculus with applications-2ed-fima c. klebaner
درخواست حذف اطلاعات

کتاب حساب دیفرانسیل و انتگرال تصادفی به همراه کاربردهای فیما - ویرایش دوم

introduction to stochastic calculus with applications

نویسنده: fima c. klebaner

 کتاب حساب دیفرانسیل و انتگرال تصادفی به همراه کاربردهای فیما - ویرایش دوم introduction to stochastic calculus with applications نویسنده: fima c. klebaner

مشخصات کتاب

فرمت djvu
تعداد صفحات 463
حجم فایل زیپ شده 9 مگابایت


جهت فوری کلیک کنید

قیمت: 3250 تومان

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مشاهده متن کامل ...
industrial applications of lasers - john f. ready
درخواست حذف اطلاعات

کتاب کاربردهای صنعتی لیزر

industrial applications of lasers

نویسنده: john f. ready

مشخصات کتاب

فرمت pdf
تعداد صفحات 623
حجم فایل زیپ شده 35.9 مگابایت


جهت فوری کلیک کنید

قیمت: 2900 تومان



مشاهده متن کامل ...
an example of our perspective plan
درخواست حذف اطلاعات

hi

i thought it might be helpful for you to have a look to an already established canter where provides stem cell services to patients. i thought it would be good idea to explore what i meant by running a center by giving you an example from a center which have been providing stem cell services to the patients. please tell us what you think

the center for regenerative medicine.pdf

thanks,

mohammad



مشاهده متن کامل ...
an example of our perspective plan
درخواست حذف اطلاعات

hi

i thought it might be helpful for you to have a look to an already established center where provides stem cell services to patients. i thought it would be good idea to explore what i meant by running a center by giving you an example from a center which have been providing stem cell services to the patients. please tell us what you think

the center for regenerative medicine.pdf

thanks,

mohammad



مشاهده متن کامل ...
بورسیه در فوق لیسانس رشته آنالیز سازه ای ساختمانهای تاریخی
درخواست حذف اطلاعات

scholarships for the a nced masters in

structural analysis of monuments and historical constructions

applications for the a nced masters in structural analysis of monuments and historical constructions, approved and financially sponsored by the european commission within the framework of the erasmus+ programme, are opened up to january 20, 2015.

this master course is organized by a consortium of leading european universities/research institutions in the field, composed by university of minho(coordinating institution, portugal), the technical university of catalonia (spain), the czech technical university in prague (czech republic), theuniversity of padua (italy) and the institute of theoretical and applied mechanics of the czech academy of sciences (czech republic). the course combines the most recent a nces in research and development with practical applications.

a significant number of scholarships, ranging from 4,000 to 25,000 euro, are available to students of any nationality.

the consortium is also available to provide international fellowships to outstanding non-european scholars for teaching and research activities for a period of up to three months.

please find full details on the msc programme, as well as electronic application procedure, on the website www.msc-sahc.org



مشاهده متن کامل ...
reactive power mana ent and voltage control of large transmission system using s
درخواست حذف اطلاعات

مقاله شبیه سازی شده

موضوع: قدرت

شامل: شبیه سازی با matlab

reactive power mana ent and voltage control of large transmission system using svc (static var compen or

address: ieeexplore
: pdf

abstract

the role of the transmission network in the power system is to transmit the power generated in the power plants to the load centers and the interconnected power systems. the transmission of electric power has to take place in the most efficient way in addition to providing flexibility in the process. flexible a.c. transmission system (facts) promotes the use of static controllers to enhance the controllability and increase the power transfer capability. providing reactive shunt compen ion with shunt-connected capacitors and reactors is a well established technique to get a better voltage profile in a power system. shunt capacitors are inexpensive but lack dynamic capabilities, thus some form of dynamically controlled reactive power compen ion becomes essential. this feature is provided by static var compen or (svc). the work presented here also compares svc with fixed capacitor compen ion and documents the superiority of svc using computer simulation and its performance for reactive power mana ent and better voltage control.



مشاهده متن کامل ...
جستجو شده ها
هری پاتر بالا ه اسکار برد مبانی نظری و پیشینه پژوهش مفاهیم و دیدگاه های مدیریت سود وسیاست تقسیم سود فصل ید اینترنتی و تلفنی کتاب ی ریخته گری عامل اصلی تأخیر ظهور افتتاح ششمین دوره مسابقات ووشوی بین المللی جام پارس در حضور داورزنی طرح لایه باز اعلامیه ترحیم پدر جدید فقط به نقل از خبرگزاری صبح ملایر واکنش زیدان به بحران بارسلونا محیط زیست دیپلماسی کشور محیط زیست دیپلماسی محیط برگ و باد 69 بازی عشق معجزات زمان هنگام ظهور خدمات لوله بازکنی شبانه روزی سعادتآباد تهران عروسی ساناز هاشمی نوه هاشمی قلب کاغذی حمید امینی بانک هزار هفته درصد مرکزی مرکز بانک مرکزی میلیارد ریال بورس اوراق اوراق بهادار هفته گذشته بورس اوراق بهادار بازی اشپزی درست سوپ سبزیجات اطلاعات مناقصات و مزایدات ثبت شده تاریخ 96 12 02 در سایت آهنگ دل نکن از علیرضا سام با دو کیفیت ۳۲۰ و ۱۲۸ آلودگی نوری چیست برق کار ساختمان و صنعتی در تبریز محمود بنفشه خواه در دردسر والدین
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