Results 41 to 50 of about 981,000 (304)

Back Cover [PDF]

open access: yes, 2007
Some future Wildcats, top, left to right, Zach Fredericks ‘26, Andy Bales ‘26, Jake Harmon ‘26, Carson Burke ‘29, Bella Peralta ‘27, Dolan deChatelet ‘26 and Diego Salinas ...
Davis, Laura, Mileham, Mardi
core   +1 more source

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

Radiative semileptonic B ¯ $$ \overline{B} $$ decays

open access: yesJournal of High Energy Physics, 2022
We consider the form factors for the radiative semileptonic decays B ¯ $$ \overline{B} $$ (v) → D (*)(v′)ℓ ν ¯ $$ \overline{\nu} $$ ℓ γ in the kinematic region where the photon momentum, k, is small enough that heavy quark symmetry (HQS) can be applied ...
Michele Papucci   +2 more
doaj   +1 more source

Stacking‐Engineered Magnonic Topology and Transport in Honeycomb Homobilayers

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Topological magnons have emerged as a promising platform for dissipationless bosonic transport. However, a straightforward and effective strategy to engineer such topological states in real materials has yet to be fully realized. Here, a general scheme for controlling magnonic topological states via stacking engineering in van der Waals ...
Xiaoran Feng   +6 more
wiley   +1 more source

Drawing Sensors with Ball-Milled Blends of Metal-Organic Frameworks and Graphite

open access: yesSensors, 2017
The synthetically tunable properties and intrinsic porosity of conductive metal-organic frameworks (MOFs) make them promising materials for transducing selective interactions with gaseous analytes in an electrically addressable platform.
Michael Ko   +3 more
doaj   +1 more source

Fabrication of Pyridinic Nitrogen‐Functionalized Carbon Cloth for High‐Performance Iron‐Chromium Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The carbon cloth electrode with targeted pyridinic nitrogen doping, achieved via urea pyrolysis, effectively modulates the adsorption of Cr(II) species and enhances electron transfer, leading to significantly improved kinetics of the Cr(II)/Cr(III) reaction. The material demonstrates a high discharge capacity of 689.3 mAh and an energy efficiency of 72.
Jinfeng Yi   +9 more
wiley   +1 more source

Three-point energy correlators and the celestial block expansion

open access: yesJournal of High Energy Physics, 2023
We study the three-point energy correlator (EEEC), defined as a matrix element of a product of three energy detectors at different locations on the celestial sphere.
Cyuan-Han Chang, David Simmons-Duffin
doaj   +1 more source

Initiating and Sustaining Partnerships Handout [PDF]

open access: yes, 2018
Initiating & Sustaining Community-Academic Partnerships Erin Burke Brown, Ph.D., Director, ASPiRE This workshop presents “5 Simple Steps” for initiating and sustaining community-academic partnerships.
Brown, Erin B.
core   +2 more sources

Generalized gradient approximation for solids and their surfaces

open access: yes, 2007
Successful modern generalized gradient approximations (GGA) are biased toward atomic energies. Restoration of the first-principles gradient expansion for the exchange energy over a wide range of density gradients eliminates this bias. We introduce PBEsol,
Burke, Kieron   +7 more
core   +2 more sources

Revealing the Hidden Role of Cd in p‐Type Mg3Sb2: Enhanced Thermoelectric Performance by Grain Boundary Segregation Engineering

open access: yesAdvanced Functional Materials, EarlyView.
The hidden role of Cd segregation at grain boundaries is revealed in p‐type Mg3Sb2 by atom probe tomography and other advanced characterizations. Grain boundary Cd enrichment suppresses the SbMg+ hole‐killer formation and lowers potential barriers, enhancing electrical conductivity.
Zhou Li   +12 more
wiley   +1 more source

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