Results 91 to 100 of about 1,274,174 (295)

Phenomenology of the Magueijo-Smolin model of doubly special relativity using the non-relativistic limit of the Dirac equation, spin and Zeeman effect

open access: yesPhysics Letters B
In this article, we investigate the phenomenology of the Magueijo-Smolin (MS) model of Doubly Special Relativity by examining the non-relativistic (NR) limit of the Dirac equation and its implications for spin dynamics.
Ilyas Haouam
doaj   +1 more source

Multiscale Modelling of the Electrocatalysis of Microenzymes: Insights Into the Performance of Microperoxidase at an Aqueous/Graphene Interface and Their Exploitation to Improve Performance

open access: yesAdvanced Science, EarlyView.
A novel multiscale MD/DFT framework to elucidate microenzyme adsorption and electron transfer is reported. This method reveals distinct configurations for microperoxidase‐11 on graphene and those best suited for electron transfer. Rate constants align with the limited experimental data, establishing this framework as a tool for optimizing microenzyme ...
Milan Mijajlovic   +6 more
wiley   +1 more source

Emergent 3D Fermiology and Magnetism in an Intercalated Van der Waals System

open access: yesAdvanced Science, EarlyView.
An emergent three‐dimensional electronic state is uncovered in an intercalated van der Waals system. A spin‐polarized intercalant‐host hybridized band crossing the Fermi level provides an itinerant channel for interlayer exchange, highlighting how electronic dispersion governs magnetic dimensionality.
Luigi Camerano   +18 more
wiley   +1 more source

Some statistical aspects of the spinor field Fermi-Bose duality

open access: yesCondensed Matter Physics, 2012
The structure of 29-dimensional extended real Clifford-Dirac algebra, which has been introduced in our paper Phys. Lett. A, 2011, Vol. 375, 2479, is considered in brief.
V.M. Simulik, I.Yu. Krivsky, I.L. Lamer
doaj   +1 more source

CLRe: A Synergistic Dual‐Engine Framework for One‐Step Retrosynthesis Prediction

open access: yesAdvanced Science, EarlyView.
CLRe uses a contrastive difficulty score to order pretrained seq2seq fine‐tuning for retrosynthesis. Reaction embeddings define the ranking score, and a cumulative easy‐to‐hard schedule expands from the easiest subset to the full training set while earlier examples remain active.
Tianhao Su   +5 more
wiley   +1 more source

One-Dimensional Scattering of Fermions on δ-Impurities

open access: yesFrontiers in Physics, 2019
We study the spectrum of the 1D Dirac Hamiltonian encompassing the bound and scattering states of a fermion distorted by a static background built from δ-function potentials.
Juan Mateos Guilarte   +4 more
doaj   +1 more source

Dirac–Born–Infeld equations [PDF]

open access: yesPhysics Letters B, 1999
9 pages ...
openaire   +3 more sources

Electronic Chip‐Mimetic Medical Implants for Controllable Sonothermal Treatments

open access: yesAdvanced Science, EarlyView.
Inspired by the thermal effect of working electronic chips, which consist of various heterostructures, an sonothermal‐responsive platform has been developed through constructing metal‐semiconductor interface on implants. Biofilm infection and deep vein thrombosis can be successfully treated by controllable ultrasound treatments.
Zhengdong Zhang   +10 more
wiley   +1 more source

The stationary Maxwell–Dirac equations [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2003
The Maxwell-Dirac equations are the equations for electronic matter, the "classical" theory underlying QED. In this article we examine the stationary Maxwell-Dirac equations under weak regularity and decay assumptions. We prove that: There are no embedded eigenvalues in the essential spectrum, $-m\leq E\leq m$.
openaire   +3 more sources

The local spectrum of the Dirac operator for the universal cover of SL_2(R) [PDF]

open access: yes, 2016
Using representation theory, we compute the spectrum of the Dirac operator on the universal covering group of SL2(R)SL2(R), exhibiting it as the generator of KK1(C,A)KK1(C,A), where AA is the reduced C?C?-algebra of the group.
Wright, Nick   +8 more
core   +1 more source

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