Results 91 to 100 of about 651,102 (346)

Notoph Gauge Theory: Superfield Formalism

open access: yes, 2011
We derive absolutely anticommuting Becchi-Rouet-Stora-Tyutin (BRST) and anti-BRST symmetry transformations for the 4D free Abelian 2-form gauge theory by exploiting the superfield approach to BRST formalism.
C. Becchi   +20 more
core   +1 more source

Universal Conductance Fluctuations in Quantum Anomalous Hall Insulators

open access: yesAdvanced Materials, EarlyView.
Universal conductance fluctuations are observed in mesoscopic quantum anomalous Hall insulators. Two distinct fluctuation patterns are identified, arising from different interference processes of bulk and chiral edge states, respectively. These findings unveil rich quantum interference phenomena in quantum anomalous Hall insulators and provide insights
Peng Deng   +11 more
wiley   +1 more source

Musical Formalism and Political Performances

open access: yesContemporary Aesthetics, 2009
Musical formalism, which strictly limits the type of thing any description of the music can tell us, is ill-equipped to account for contemporary performance practice.
Jonathan A. Neufeld
doaj  

INTERNATIONAL RULE OF LAW IN A DISCOURSE OF DOUBTS [PDF]

open access: yesLex Portus, 2016
The international rule of law - one of the most influential theoretical ideas of contemporary international legal scholarship At the same time, it exists in a ceaseless discourse of doubts and defenses.
Kostiantyn Gorobets
doaj  

Sull'utilità e il danno della ricerca delle fonti. Il caso del «Decameron»

open access: yesCarte Romanze, 2019
Il contributo si sofferma sulla questione delle fonti del Decameron, e soprattutto sui rischi connessi con un approccio puramente formalistico al problema, dietro il quale si cela l’idea del libro boccacciano come di un’opera composta con finalità in ...
Francesco Bausi
doaj   +1 more source

LEAD: Literature Enhanced Ab Initio Discovery of Nitride Dusting Layers for Enhanced Tunnel Magnetoresistance and Lower Resistance Magnetic Tunnel Junctions

open access: yesAdvanced Materials, EarlyView.
Magnetic tunnel junctions (MTJs) using MgO tunnel barriers face challenges of high resistance‐area product and low tunnel magnetoresistance (TMR). To discover alternative materials, Literature Enhanced Ab initio Discovery (LEAD) is developed. The LEAD‐predicted materials are theoretically evaluated, showing that MTJs with dusting of ScN or TiN on ...
Sabiq Islam   +6 more
wiley   +1 more source

Formally smooth bimodules

open access: yesJournal of Pure and Applied Algebra, 2008
The notion of a formally smooth bimodule is introduced and its basic properties are analyzed. In particular it is proven that a $B$-$A$ bimodule $M$ which is a generator left $B$-module is formally smooth if and only if the $M$-Hochschild dimension of $B$ is at most one. It is also shown that modules $M$ which are generators in the category $ [M]$ of $
ARDIZZONI, Alessandro   +2 more
openaire   +5 more sources

Stacked Time‐Varying Metasurfaces

open access: yesAdvanced Optical Materials, EarlyView.
Stacked, spatially uniform, time‐modulated metasurfaces replace cumbersome in‐plane modulation. A general design framework optimizes independently programmed temporal functions across cylindrical meta‐atom arrays with time‐varying plasma/collision frequencies, yielding magnet‐free isolation at the carrier and a temporal circulator analogue.
Mostafa Movahediqomi   +3 more
wiley   +1 more source

Photonics of Topological Magnetic Textures

open access: yesAdvanced Optical Materials, EarlyView.
Localized noncollinear magetic textures imprint their geometry and topology onto traversing photonic fields endowing them with orbital angular‐momentum, chirality, and magnetoelectric densities. Abstract Topological textures in magnetically ordered materials are an important case studies for fundamental research with promising applications in data ...
Vakhtang Jandieri   +6 more
wiley   +1 more source

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