Results 61 to 70 of about 24,332,672 (250)
Geometric phases, gauge symmetries and ray representation [PDF]
, 2006 The conventional formulation of the non-adiabatic (Aharonov-Anandan) phase is based on the equivalence class $\{e^{i\alpha(t)}\psi(t,\vec{x})\}$ which is not a symmetry of the Schr\"{o}dinger equation.
Dirac P. A. M. +2 more
core +5 more sources
Crítica Marxista, 2002 Um espectro assombra a sociedade - o espectro das classes sociais. Tidas por mortas por numerosos sociólogos, elas retornam, por vezes, para assombrar o mundo contemporâneo.
openaire +1 more source
Scavenger Receptor Class B Type I (SR-BI) Is Involved in Vitamin E Transport across the Enterocyte*
Journal of Biological Chemistry, 2006 Although cellular uptake of vitamin E was initially described as a passive process, recent studies in the liver and brain have shown that SR-BI (scavenger receptor class B type I) is involved in this phenomenon.
E. Reboul +9 more
semanticscholar +1 more source
Design of Single-Switch Inverters for Variable Resistance/Load Modulation Operation [PDF]
, 2014 Single-Switch inverters such as the conventional Class-E inverter are often highly load sensitive, and maintain zero-voltage switching over only a narrow range of load resistances.
Al Bastami, Anas Ibrahim +3 more
core +1 more source
Illusions of general relativity in Brans-Dicke gravity [PDF]
, 1999 Contrary to common belief, the standard tenet of Brans-Dicke theory reducing to general relativity when omega tends to infinity is false if the trace of the matter energy-momentum tensor vanishes.
A. Banerjee +49 more
core +3 more sources
Glossari per i riflessi di Black Mirror
Im@go. A Journal of the Social Imaginary, 2019 Defined as the “twilight zone of the 21st century” (Cirucci and Vaker, 2018) Black Mirror, the British anthology science fiction tv series created by Charlie Brooker, has reached the status of a sort of philosophical classic that echoes the angst of an ...
Mariavita Cambria
doaj
Dei, Ideologie, Media. Per una mediologia del politico
Im@go. A Journal of the Social Imaginary, 2020 Marshall McLuhan’s insights on the potential of the media in deeply transforming every area of daily life, are the reference point of the reflection on the new forms taken by the politician in the digital age.
Guerino Bovalino
doaj
Im@go. A Journal of the Social Imaginary, 2018 On 4 May 1949, all the players of the top Italian team of the time, Il Grande Torino, died in an air crash. The tragedy of Superga seemed to be representative of Italy in the immediate post-war period and for this reason it managed to connect with almost
Daniele Serapiglia
doaj +1 more source
Il visibile e l’immaginabile: cultura visuale, media e immaginario
Im@go. A Journal of the Social Imaginary, 2019 Visual Culture Studies represent an innovative approach to the study of visual culture, connecting Media Studies, sociology, aesthetics, history of art, iconography. The evolution of this field of study, thanks to authors such as W.J.T. Mitchell, M. Bal,
Mario Tirino
doaj
Analysis and Design of a Novel Broadband and High-Efficiency Class-E/FJ Power Amplifier [PDF]
AUT Journal of Electrical EngineeringThis paper presents a novel hybrid Class-E/FJ power amplifier (PA) that integrates Class-E/F PA and Class-J PA to formulate a high-efficiency as well as broadband performance.
Parastoo Rostami +2 more
doaj +1 more source