نتایج جستجو برای: smart material

تعداد نتایج: 436513  

Journal: :IJACDT 2011
Daniela Reimann

In the context of converging media technologies, the concept of mobile media embedded in wearable material was introduced. Wearable Computing, Fashionable Technology, and Smart Textile are being developed at the intersection of media, art, design, computer science, and engineering. However, in Germany, little research has been undertaken into Smart Textile in education1. Those activities are no...

2014
Sara Ferri Konstantinos Gkoumas Francesco Petrini Franco Bontempi

This study focuses on the conceptual design and the numerical analysis of an Energy Harvesting (EH) device, based on piezoelectric materials, for the sustainability of smart buildings. Before that, a comprehensive literature review on the topic takes place. The device consists in an aerodynamic fin attached to a piezoelectric element that makes use of the airflow to harvest energy. The principa...

Journal: :Electrophoresis 2009
Menying Zhang Xiuqing Gong Weijia Wen

Microfluidics, especially droplet microfluidics, attracts more and more researchers from diverse fields, because it requires fewer materials and less time, produces less waste and has the potential of highly integrated and computer-controlled reaction processes for chemistry and biology. Electrorheological fluid, especially giant electrorheological fluid (GERF), which is considered as a kind of...

Journal: :future of medical education journal 0
kamal dorrani faculty of educational sciences and psychology, tehran university, tehran , iran norouz ali karamdost faculty of educational sciences and psychology, tehran university, tehran, iran hassan ghalavandi faculty of educational sciences and psychology, urmia university, umia, iran motahhareh hamzehrobati faculty of educational sciences and psychology, urmia university, umia, iran

background: smart school project is a new step in information age; it can create fundamental changes in teaching-learning process as well as teacher-student tasks and roles and integration of information technology and curriculum. the main purpose of this paper is to evaluate smart schools current statues in mazandaran province based on “smart school” conceptual model during the academic year 2...

2000
Farinaz Koushanfar Miodrag Potkonjak Vandana Prabhu Jan M. Rabaey

Mobile processors form a large and very fast growing segment of semiconductor market. Although they are used in a great variety of embedded systems such as personal digital organizers (PDAs), smart cards, internet appliances, laptops, smart badges, cellular phones, wearable computers, and sensor networks, they share the common need for low power, code density, security, cost sensitivity and mul...

2013
Yamei Li Shidong Ji Yanfeng Gao Hongjie Luo Minoru Kanehira

Vanadium dioxide (VO2) is a Mott phase transition compound that can be applied as a thermochromic smart material for energy saving and comfort, and titanium dioxide (TiO2) is a well-known photocatalyst for self-cleaning coatings. In this paper, we report a VO2@TiO2 core-shell structure, in which the VO2 nanorod core exhibits a remarkable modulation ability for solar infrared light, and the TiO2...

2002
C. Mavroidis

Actuators are used to perform a variety of functions in almost every type of electromechanical system, “smart” device, and instrument. Increasingly, in many applications, actuators need to achieve reduced size, mass, power consumption, and cost. Examples of industries that demand novel, miniature, and powerful actuators are medicine, biotechnology, information technology, space, manufacturing, ...

Journal: :پژوهش های مدیریت منابع سازمانی 0
رضا نجاری - استادیار، گروه مدیریت، دانشگاه پیام نور، تهران، ایران عادل آذر دانشیار، گروه مدیریت، دانشکده مدیریت و اقتصاد، دانشگاه تربیت مدرس، تهران، ایران فریدون احمدی استادیار، گروه مدیریت، دانشگاه پیام نور، تهران، ایران حمیدرضا جلیلیان دانشجوی دکتری مدیریت دولتی- رفتار سازمانی، دانشگاه پیام نور، تهران، ایران

increasing complexity and turbulence of the environment, is requires the quickly response and good reaction of organizations, this conditions has increased the need of organizations to think and act beyond their current issues have been solved. in today's competitive and changing environment, being smart and acting smart is the best guarantee for the success of any business. the present st...

Journal: :نشریه دانشکده فنی 0
حسین شاهی عقیل یوسفی کما علیرضا محرابیان

a solution to the problem of identification and control of smart structures is presented in this paper. smart structures with build-in sensors and actuators can actively and adaptively change their physical geometry and properties. as a particular example, a representative dynamic model of a typical fighter vertical tail, identified as the smart fin, is considered. piezoelectric patches, which ...

Journal: :Nanoscale 2015
Jing Wu Nü Wang Yong Zhao Lei Jiang

Inspired by the marine mussel adhesive protein, smart, magnetically controllable, oil adsorption nanofibrous materials were successfully fabricated in this research. Taking advantage of the properties of dopamine whose molecular structure mimics the single unit of the marine mussel adhesive protein and can be polymerized in alkaline solution forming a "glue" layer on many kinds of material surf...

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