Results 101 to 110 of about 1,348,566 (296)

OxfordDemSci/Excess-Deaths: Estimating excess deaths

open access: yes, 2020
Analysis of excess deaths during Covid-19 ...
Jose Manuel Aburto, Jonas Schöley
core   +1 more source

Critical Coupling in Semi‐Trasparent Fano Resonators for Photothermal Converters

open access: yesAdvanced Functional Materials, EarlyView.
An ultrathin metal–insulator multilayer architecture is engineered to exploit Fano‐resonant critical coupling, completely suppressing optical reflectance while achieving a balanced 50:50 trade‐off between absorbance and transmittance. Upon laser excitation at resonance, the metamaterial generates intense localized heat (ΔT≈550∘C$\Delta T {\approx }550^\
Giuseppe Emanuele Lio   +3 more
wiley   +1 more source

Heteroengineering‐Induced Electronic Reconstruction for Ammonium‐Ion Energy Storage

open access: yesAdvanced Functional Materials, EarlyView.
An integrated electronic reconstruction behavior is induced by local heteroengineering on VO2(B) electrode material surface of NH4+ supercapacitor, rationally modulating the electronic structure, enabling enhanced intrinsic conductivity and extra driving force for NH4+ intercalation reaction.
Ji‐Chi Liu   +11 more
wiley   +1 more source

Thermal Emission and Confirmation of the Frigid White Dwarf Exoplanet WD 1856+534 b

open access: yesThe Astrophysical Journal Letters
We report the detection of thermal emission from and confirm the planetary nature of WD 1856+534 b, the first transiting planet known to orbit a white dwarf (WD) star.
Mary Anne Limbach   +14 more
doaj   +1 more source

Gamma-ray constraints on the infrared background excess

open access: yes, 2006
Motivated by the idea that the recently detected near-infrared (1.2 4 μm) excess over the contribution of known galaxies is due to redshifted light from the first cosmic stars [MNRAS 339 (2003) 973], we have used the effect caused by photon photon ...
Ferrara, A.   +3 more
core   +1 more source

Scalable Fabrication of Thermally Reconfigurable Ge Metasurfaces Using Stencil Lithography for Mid‐Infrared Molecular Fingerprinting

open access: yesAdvanced Functional Materials, EarlyView.
Scalable stencil lithography enables resist‐free fabrication of high‐index Ge metasurfaces for mid‐infrared molecular fingerprinting. Reversible thermo‐optic tuning provides post‐fabrication spectral control for precise resonance–vibration mode alignment, enabling enhanced molecular fingerprinting of microplastic particles.
Shovasis Kumar Biswas   +6 more
wiley   +1 more source

Integrated Multiband Smart Windows From UV to LWIR Based on Molecularly Engineered Thermochromic Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
A multiband smart window integrating a thermochromic poly (EEEA‐co‐NIPAM) hydrogel with functional layers, enabling dynamic VIS‐NIR solar modulation alongside UV shielding and low LWIR emissivity. The polymer network forms hydrogen‐bonding interactions, promoting chain collapse above a reduced lower critical solution temperature, and accelerating the ...
Jiashuo Sun   +17 more
wiley   +1 more source

Identification of White Dwarfs with Infrared Excesses in DESI DR1 Based on Deep Learning

open access: yesThe Astrophysical Journal Supplement Series
White dwarfs (WDs) with infrared (IR) excesses probe dusty debris disks, low-mass companions, and the late-stage evolution of planetary and binary systems.
Nanlu Huang   +4 more
doaj   +1 more source

Random walk, excess smoothness or excess sensitivity? Evidence from literature and an application for Turkish economy [PDF]

open access: yes
This paper observes the Turkish household’ consumption data to see whether it follows random walk or not. The quarterly data covers the period from 1987:1 to 2003:4.
Bilgili, Faik
core  

Recyclable Lignin‐Based Thermadapt Shape Memory Polymers With Near‐Infrared Light Response

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Covalent adaptable networks (CANs) have been designed to address the recycling challenges associated with thermosets, while preserving their mechanical properties. However, producing biobased CANs with intelligent response capabilities remains challenging.
Jian Liu   +8 more
wiley   +1 more source

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