نتایج جستجو برای: revolution

تعداد نتایج: 36119  

2013
P. I. Okwu

This paper describes the various technological revolutions and pinpoints the embedded systems revolution as the most recent and quietest of all. Being a revolution within another, it is seen as embedded into digital revolution. Embedded systems came into limelight with the birth of microcontrollers and have invaded and embedded themselves into all fields of our lives and this ubiquity is increa...

Journal: :Chemosphere 2011
K Ashley D Cordell D Mavinic

The element phosphorus has no substitute in sustaining all life and food production on our planet. Yet today's phosphorus use patterns have resulted in both a global environmental epidemic of eutrophication and led to a situation where the future availability of the world's main sources of phosphorus is uncertain. This paper examines the important history of human interference with the phosphor...

2013
Peixuan Guo Chad Schwartz Jeannie Haak Zhengyi Zhao

Biomotors have been classified into linear and rotational motors. For 35 years, it has been popularly believed that viral dsDNA-packaging apparatuses are pentameric rotation motors. Recently, a third class of hexameric motor has been found in bacteriophage phi29 that utilizes a mechanism of revolution without rotation, friction, coiling, or torque. This review addresses how packaging motors con...

2011
Toke S. Aidt Peter S. Jensen

This paper tests the hypothesis that the extension of the voting franchise was caused by the threat of revolution, as suggested by Acemoglu and Robinson [Quarterly Journal of Economics 115, 1167-1199, 2000]. We approximate the threat of revolution in a given country by revolutionary events happening in neighboring countries. We investigate the relationship between this new measure of the threat...

2013
Jeff Elpern Sergiu Dascalu

The open source revolution is having a dramatic impact on the computer industry. Web services based on open source technologies play a major role in the Internet. The Linux® operating system has achieved the dominant position within the embedded controller segment of the telecommunication industry. Recently, open source applications have passed Mac applications in penetration into the PC market...

2010
Glenn W. Harrison

Vernon Smith has always asked great questions. In this case the questions he asks constitute a challenge to the behavioral revolution. This is a challenge which he has beenmaking for many years, most pointedly his challenges to the interpretation of experimental evidence by psychologists (Smith, 1991, 2003, 2007). The questions that he asks here are, he stresses, also old questions. In effect t...

2005
Jason X. Prochaska

Gamma-ray bursts (GRBs) are among the most energetic explosions in the Universe. They are generally divided into two main classes: long duration-soft spectrum bursts, which last ~2 to hundreds of seconds; and, short duration-hard GRBs, which last less than 2 seconds and are spectrally “harder” than the first class. Over the past few years, the long-soft GRBs have been shown to be associated wit...

Journal: :Cell 2017
Susan Matheson

The new field of synthetic biology promises to change health care, computer technology, the production of biofuels, and more. Students participating in the International Genetically Engineered Machine (iGEM) competition are on the front lines of this revolution.

2011
By Meryl Lee

Abilities Somatic regulation Detail Analysis Global analysis Humor mania Sadness/depression Moderate arousal High levels arousal

1999
Michael B. Spring Jeffrey D. Campbell

This paper examines the thesis that processes of creating, publishing, and managing documents are undergoing radical changes. In order to assess the validity of the thesis and to better understand the nature of the revolution, it is necessary to establish a framework for analysis. The paper takes two perspectives to set the stage. First, an historical analysis attempts to posit the current deve...

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