Results 121 to 130 of about 195,345 (367)

AdS5–Schwarzschild deformed black branes and hydrodynamic transport coefficients

open access: yesNuclear Physics B, 2020
A family of deformed AdS5–Schwarzschild black branes is here derived, employing the membrane paradigm of AdS/CFT. The solution of the Einstein–Hilbert action, with the Gibbons–Hawking term and a counter-term that eliminates eventual divergences, yields a
A.J. Ferreira–Martins   +2 more
doaj  

Van Der Waals Hybrid Integration of 2D Semimetals for Broadband Photodetection

open access: yesAdvanced Materials, EarlyView.
Advanced broadband photodetector technologies are essential for military and civilian applications. 2D semimetals, with their gapless band structures, high mobility, and topological protection, offer great promise for broadband PDs. This study reviews the latest advancements in broadband PDs utilizing heterostructures that combine 2D semimetals with ...
Xue Li   +9 more
wiley   +1 more source

Ag‐Cu Nanoarchitecture for Enhanced LSPR Absorption: the Role of Surface Roughness and near‐field Interactions

open access: yesAdvanced Materials Interfaces, EarlyView.
This study investigates the plasmonic properties and biosensing capabilities of a nanocomposite incorporating Cu and Ag nanoparticles for detecting anti‐DbpA antibodies associated with Lyme disease. The enhanced LSPR response is explained through FDTD simulations of Cu–Ag near‐field interactions and increased surface roughness.
Sanjay Kumar   +10 more
wiley   +1 more source

What is... a G_2 manifold? [PDF]

open access: yesNotices of the American Mathematical Society 58, 580-581 (2011), 2011
This is a very short and elementary introduction to G_2 manifolds. We stress the similarities and the differences with K\"ahler manifolds in general and with Calabi-Yau manifolds in particular.
arxiv  

Does Discovery-Based Instruction Enhance Learning?.

open access: yes, 2011
Discovery learning approaches to education have recently come under scrutiny (Tobias & Duffy, 2009), with many studies indicating limitations to discovery learning practices.
Louis Alfieri   +3 more
semanticscholar   +1 more source

Optimization of Zirconium Oxide Nanoparticle‐Enhanced Photocurable Resins for High‐Resolution 3D Printing Ceramic Parts

open access: yesAdvanced Materials Interfaces, EarlyView.
3D DLP printed materials with porous bone structure. Preparation of new photocurable resin with a high content of ZrO2 NPs. Optimization of 3D printing parameters in DLP technology. 3D printing of polymer nanocomposites with very high resolution and low polymerization shrinkage. Obtaining ceramic materials by thermal treatment.
Klaudia Trembecka‐Wójciga   +7 more
wiley   +1 more source

Tropicalization method in cluster algebras [PDF]

open access: yesContemp. Math. 580 (2012) 95-115, 2011
This is a brief survey on the recently developing tropicalization method in cluster algebras and its applications to the periodicities of Y-systems and the associated dilogarithm identities.
arxiv  

Circ_0068087 knockdown attenuates high‐glucose‐induced human tubular epithelial cell injury in a microribonucleic acid/progestin and adipoQ receptor 3‐dependent manner in diabetic nephropathy

open access: yesJournal of Diabetes Investigation
Aims/Introduction Previous studies have shown that circular ribonucleic acid mediates the occurrence of diabetic nephropathy. This study aimed to analyze the effects of circ_0068087 on high‐glucose (HG)‐induced human kidney 2 (HK2) cell dysfunction ...
Shu‐yan Liu   +7 more
doaj   +1 more source

p‐Graphene/Quantum Dot/n‐GaAs Mixed‐Dimensional Heterostructure Junction for Ultrathin Light‐Emitting‐Diodes

open access: yesAdvanced Materials Interfaces, EarlyView.
Novel p‐type graphene/InAs quantum dot (QD)/n‐type GaAs mixed‐dimensional heterojunction structures are demonstrated for 1.3 µm light‐emitting diodes The p‐graphene serves as an ultrathin hole injection layer and the hybrid device shows 800 × stronger electroluminescence output powers than the reference LEDs without p‐graphene.
Quang Nhat Dang Lung   +6 more
wiley   +1 more source

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