Results 61 to 70 of about 132,464 (229)

Stochastic Electrodynamics: The Closest Classical Approximation to Quantum Theory

open access: yes, 2019
Stochastic electrodynamics is the classical electrodynamic theory of interacting point charges which includes random classical radiation with a Lorentz-invariant spectrum whose scale is set by Planck's constant.
Boyer, Timothy H.
core   +1 more source

Work Versus Force: Simultaneous Processes for Describing Interactions

open access: yesAdvanced Physics Research, EarlyView.
ABSTRACT Achieving a unified description of interactions remains an open challenge in theoretical physics, which currently describes four fundamental forces. This situation may be viewed differently when interactions are formulated in terms of processes (work as actio) rather than forces (force as actio), not only at the macroscopic level but also at ...
Grit Kalies   +2 more
wiley   +1 more source

Maxwell-Chern-Simons-Higgs theory

open access: yesActa Polytechnica, 2022
We consider the three dimensional electrodynamics described by a complex scalar field coupled with the U(1) gauge field in the presence of a Maxwell term, a Chern-Simons term and the Higgs potential.
Usha Kulshreshtha   +2 more
doaj   +1 more source

Bekenstein Inequalities and Nonlinear Electrodynamics

open access: yes, 2017
Bekenstein and Mayo proposed a generalised bound for the entropy, which implies some inequalities between the charge, energy, angular momentum, and the size of the macroscopic system.
Falciano, F. T., Peñafiel, M. L.
core   +1 more source

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

Multi-Channel PWM Heater Control Chip in 0.18 μm High-Voltage CMOS for a Quantum Simulator

open access: yesIEEE Photonics Journal
A circuit to control heating resistors with a pulse-width modulated (PWM) signal for a photonic quantum simulator is introduced. The output voltage is switched on for a changeable specified time and switched off for the rest of the period.
Christoph Ribisch   +5 more
doaj   +1 more source

Chirality in Optical Trapping and Optical Binding

open access: yesPhotonics, 2015
Optical trapping is a well-established technique that is increasingly used on biological substances and nanostructures. Chirality, the property of objects that differ from their mirror image, is also of significance in such fields, and a subject of much ...
David S. Bradshaw   +3 more
doaj   +1 more source

Chronic Liver Disease: Assessing Inflammation and Fibrosis Using Three‐Dimensional MR Elastography With Same‐Day Biopsy in a Prospective Cohort

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Three‐dimensional (3D) MR elastography (MRE) derives viscoelastic parameters that may reflect inflammation, but their frequency dependence and the influence of steatosis on inflammation grading and fibrosis staging remain unclear. Purpose To investigate 3D multifrequency MRE for assessing hepatic inflammation, fibrosis stage across ...
Shan Cai   +11 more
wiley   +1 more source

Pulsed electromagnetic field therapy on nonsurgical treatment of peri‐implantitis: 12–26 months follow‐up

open access: yesJournal of Periodontology, EarlyView.
Abstract Background Pulsed electromagnetic field (PEMF) therapy, renowned for its immunomodulatory effects and established efficacy in orthopedics, shows promise for managing peri‐implantitis by reducing soft tissue inflammation and marginal bone loss.
Yaniv Mayer   +10 more
wiley   +1 more source

Calculation of transformation factor of conductimetric gauge of the biosensor

open access: yesТехнологія та конструювання в електронній апаратурі, 2007
A five-component model for calculating the transformation factor of planar comb electrodes in a conductimetric biosensor is proposed. The existing three-component model is extended by two additional terms that account for the electric field at electrode ...
A. A. Michal, M. P. Rubanchuk
doaj  

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