Results 91 to 100 of about 6,660,767 (299)

New supersymmetric $$AdS_5$$ A d S 5 black strings from 5D $$N=4$$ N = 4 gauged supergravity

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We find a large class of new supersymmetric $$AdS_5$$ A d S 5 black strings from five-dimensional $$N=4$$ N = 4 gauged supergravity coupled to five vector multiplets with $$SO(2)_D\times SO(3)\times SO(3)$$ S O ( 2 ) D × S O ( 3 ) × S O ( 3 ) gauge group.
Parinya Karndumri
doaj   +1 more source

Nanothermometry in Living Cells: Physical Limits, Conceptual and Material Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Heat and temperature are fundamental to life. When nanothermometers began probing regions as small as a living cell, they triggered controversial claims of large intracellular temperature gradients. We review physical constraints energy‐conservation, entropy production, thermodynamic fluctuations, and molecular dynamics.
Taras Plakhotnik
wiley   +1 more source

Modular forms and SL(2, ℤ)-covariance of type IIB superstring theory

open access: yesJournal of High Energy Physics, 2019
The local higher-derivative interactions that enter into the low-energy expansion of the effective action of type IIB superstring theory with constant complex modulus generally violate the U(1) R-symmetry of IIB supergravity by q U units.
Michael B. Green, Congkao Wen
doaj   +1 more source

Supersymmetric $$AdS_4$$ A d S 4 black holes from matter-coupled $$N=3,4$$ N = 3 , 4 gauged supergravities

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We study supersymmetric $$AdS_4$$ A d S 4 black holes in matter-coupled $$N=3$$ N = 3 and $$N=4$$ N = 4 gauged supergravities in four dimensions. In $$N=3$$ N = 3 theory, we consider $$N=3$$ N = 3 gauged supergravity coupled to three vector multiplets ...
Parinya Karndumri
doaj   +1 more source

Artificial Intelligence as the Next Visionary in Liquid Crystal Research

open access: yesAdvanced Functional Materials, EarlyView.
The functions of AI in the research laboratory are becoming increasingly sophisticated, allowing the entire process of hypothesis formulation, material design, synthesis, experimental design, and reiterative testing to be automated. In our work, we conceive how the incorporation of AI in the laboratory environment will transform the role and ...
Mert O. Astam   +2 more
wiley   +1 more source

Supercharging superstrata

open access: yesJournal of High Energy Physics, 2019
We construct a new class of smooth horizonless microstate geometries of the supersymmetric D1-D5-P black hole in type IIB supergravity. We first work in the AdS3 × S 3 decoupling limit and use the fermionic symmetries of the theory to generate new ...
Nejc Čeplak   +2 more
doaj   +1 more source

Heavy ions and string theory [PDF]

open access: yes, 2013
We review a selection of recent developments in the application of ideas of string theory to heavy ion physics. Our topics divide naturally into equilibrium and non-equilibrium phenomena. On the non-equilibrium side, we discuss generalizations of Bjorken
Oliver DeWolfe   +3 more
semanticscholar   +1 more source

String theory or field theory? [PDF]

open access: yesPhysics-Uspekhi, 2002
The status of string theory is reviewed, and major recent developments - especially those in going beyond perturbation theory in the string theory and quantum field theory frameworks - are discussed. This analysis helps better understand the role and place of string theory in the modern picture of the physical world.
openaire   +2 more sources

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

On next-to-leading power threshold corrections in Drell-Yan production at N3LO

open access: yesJournal of High Energy Physics, 2018
The cross-section for Drell-Yan production of a vector boson has been previously calculated at next-to-next-to-leading order, supplemented by enhanced logarithmic terms associated with the threshold region.
N. Bahjat-Abbas   +3 more
doaj   +1 more source

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