Results 101 to 110 of about 76,614 (280)

Fluoride‐Free Molten Salt Hydrate‐Assisted Synthesis of MXene in Air Down to 150 °C

open access: yesAdvanced Functional Materials, EarlyView.
A novel low‐temperature shielded salt (LSS) approach enables the synthesis of MXenes in air at temperatures as low as 150 °C using MgCl2·6H2O/LiCl. This method demonstrates successful etching of challenging MXenes like Cr2CTx and Nb2CTx through the synergistic effects of Li+ ions and salt hydrate phase changes, while eliminating the need for inert ...
Sin‐Yi Pang   +7 more
wiley   +1 more source

Erratum to: On the Noether charge and the gravity duals of quantum complexity

open access: yesJournal of High Energy Physics, 2019
In the original published version of this paper, the corresponding author was selected by mistake during the review process. Here we state that Minyong Guo is the corresponding author of this paper.
Zhong-Ying Fan, Minyong Guo
doaj   +1 more source

N=4 Yang--Mills theory as a complexification of the N=2 theory

open access: yes, 2009
A complexification of the twisted $\N=2$ theory allows one to determine the N=4 Yang--Mills theory in its third twist formulation. The imaginary part of the gauge symmetry is used to eliminate two scalars fields and create gauge covariant longitudinal ...
Baulieu   +13 more
core   +2 more sources

Exact Renormalization Group and Loop Equation [PDF]

open access: yes, 1999
We propose a gauge invariant formulation of the exact renormalization group equation for nonsupersymmetric pure U(N) Yang-Mills theory, based on the construction by Tim Morris.
A. Jevicki   +29 more
core   +5 more sources

Highly Sensitive Cuffless Blood Pressure Monitoring with Selective Laser‐Sintered Liquid Metal Conductors

open access: yesAdvanced Functional Materials, EarlyView.
A soft, compact, and cuffless system for continuous blood pressure monitoring using laser‐sintered liquid metal conductors is developed. The stretchability and sensitivity of the device enable real‐time, non‐invasive tracking of blood pressure, including recovery after exercise. This wearable device offers a practical solution for managing hypertension
Jung Jae Park   +6 more
wiley   +1 more source

On multi-field flows in gravity and holography

open access: yesJournal of High Energy Physics, 2018
We perform a systematic analysis of flow-like solutions in theories of Einstein gravity coupled to multiple scalar fields, which arise as holographic RG flows as well as in the context of cosmological solutions driven by scalars.
Francesco Nitti   +2 more
doaj   +1 more source

A Universal Way to Manipulate Droplet via Light‐Fueled Thermocapillary Convection

open access: yesAdvanced Functional Materials, EarlyView.
A non‐contact light‐induced droplet manipulation strategy fueled by mid‐infrared (MIR) light irradiation is introduced. No additional additives and/or complex substrate are required. Here, thermocapillary convection, directly generated by temperature gradient at outer surface of droplet via localized surface heating, plays a key role to propel the ...
Hyesun Hwang   +5 more
wiley   +1 more source

Universal Behaviors of Speed of Sound from Holography

open access: yes, 2017
We investigate the speed of sound in $(d+1)$-dimensional field theory by studying its dual $(d+2)$-dimensional gravity theory from gauge/gravity correspondence.
Yang, Yi, Yuan, Pei-Hung
core   +1 more source

Effective action in a higher-spin background [PDF]

open access: yes, 2011
We consider a free massless scalar field coupled to an infinite tower of background higher-spin gauge fields via minimal coupling to the traceless conserved currents.
A Campoleoni   +69 more
core   +3 more sources

Brighter branes, enhancement of photon production by strong magnetic fields in the gauge/gravity correspondence [PDF]

open access: yesJournal of High Energy Physics, 2014
We use the gauge/gravity correspondence to calculate the rate of photon production in a strongly coupled N=4 plasma in the presence of an intense magnetic field. We start by constructing a family of back reacted geometries that include the black D3-brane solution, as a smooth limiting case for B=0, and extends to backgrounds with an arbitrarily large ...
Arciniega, Gustavo   +3 more
openaire   +4 more sources

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