نتایج جستجو برای: push back

تعداد نتایج: 171920  

Journal: :Plastic surgery 2021

Although the origins of procedures now falling under scope modern plastic surgery date back thousands years, it was only fairly recently that these were grouped umbrella term “plastic” surgery. However, mainly due to industrialization period, popular understanding would soon change—making way for addition “reconstructive” specialty's name. Through a careful look at historical trends, authors il...

Journal: :History and Technology 2021

This paper mobilizes a transnational approach to intervene in the unfolding history of Covid-19 pandemic, advocating for nationally based, interdependent initiatives that push back against fragmentation national responses and, eventually, protectionism. Focusing on governance digital technologies data sharing, and using two case studies as illustrations, we describe emergence realms scientific ...

2004
Agustinus Borgy Waluyo Raymond Hsieh David Taniar J. Wenny Rahayu Bala Srinivasan

The emerging of wireless computing motivates radical changes of how information is derived. Our paper concerns with developing push and pull based application in wireless environment. We use a simplified e-health (hospital) context to demonstrate some effective uses of pull-based and push-based mechanisms. The pull mechanism involves information retrieval from a database, and update information...

2014
Stephen H. Lieberman

Journal: :Journal of information and communication convergence engineering 2015

Journal: :Journal of physics 2023

Abstract In this paper, an ultrafast high voltage pulse generator based on power MOSFETs delay push-pull structure is designed. The two complementary are connected in the circuit and driven by low-power separately. output high-voltage amplitude +30 V ~ -200 V, front edge back times of 5 ns 4 ns, respectively. width frequency controlled external trigger input signal. shortest 12 maximum operatin...

2013
Ronald L. Snarr Michael R. Esco

There is very limited scientific data concerning suspension training. The purpose of this investigation was to compare the electromyographic activity of the pectoralis major, anterior deltoid, and triceps brachii between a suspension push-up and traditional push-up. Twenty-one apparently healthy men (n = 15, age = 25.93 ± 3.67 years) and women (n = 6, age = 23.5 ± 1.97 years) volunteered to par...

Journal: :Current Opinion in Electrochemistry 2021

In this article, we have summarized the recent important results related to electrochemical detection of vesicular exocytosis by amperometry with microelectrodes over past three years. fascinating scientific field that began 40 years ago, historical carbon fiber method still continues be used address biological questions pioneered groups but also other research thus showing has become an indisp...

2004
Sang-Hoon Sim Sangsoo Ko Songcheol Hong

A K-Band Push-Push VCO MMIC which has small size, high output power and low phase noise is presented. This push-push VCO utilize the embedded frequency doubling mechanism of cross coupled topology. A commercial InGaP/GaAs HBT technology with the f T of 60 GHz and the fMAX of 110 GHz was used for the implementation. The oscillation frequency is from 21.02 GHz to 21.17 GHz. The peak output power ...

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