Results 81 to 90 of about 2,918,449 (280)

Q‐LEAP: Millisecond Hyperdimensional Optimization for Full‐Spectrum Optical Metamaterials

open access: yesAdvanced Science, EarlyView.
Q‐LEAP integrates physics‐informed residual machine learning with factorization‐machine‐encoded quantum annealing to design full‐spectrum optical metamaterials. It explores a 2108 design space and, in a single 2.56 ms annealing step, reaches 85.83% of the theoretical FoM limit, enabling selective 5‐8 µm emission with 3–5 and 8–14 µm suppression and ∼40×
Zikang Guo   +3 more
wiley   +1 more source

Hinode EIS: Updated In-flight Radiometric Calibration

open access: yesThe Astrophysical Journal Supplement Series
We present an update to the in-flight radiometric calibration of the Hinode Extreme Ultraviolet Imaging Spectrometer (EIS), revising and extending our previous studies.
G. Del Zanna, M. J. Weberg, H. P. Warren
doaj   +1 more source

Interfacial Salt Redistribution Enables Rapid Atmospheric Water Harvesting in a Biomimetic Multi‐Layer Hygroscopic Membrane

open access: yesAdvanced Science, EarlyView.
A biomimetic multi‐layer hygroscopic membrane redistributes salt toward an air‐accessible nanofiber interface, enabling rapid interfacial deliquescence while a brush‐like hydrogel promotes efficient liquid transport and storage. By decoupling vapor capture from bulk water storage, the membrane achieves fast sorption kinetics and enables rapid‐cycling ...
Fu‐Yao Zhong   +8 more
wiley   +1 more source

Dayside and nightside reconnection rates inferred from IMAGE FUV and Super Dual Auroral Radar Network data [PDF]

open access: yes, 2006
The spectrographic imager at 121.8 nm (SI12) of the far ultraviolet (FUV) experiment onboard the IMAGE spacecraft produces global images of the Doppler-shifted Lyman α emission of the proton aurora. This emission is solely due to proton precipitation and
Hubert, B.   +5 more
core   +2 more sources

SEUSHI: Solar Extreme Ultraviolet Spectrograph and High-energy Imager: Design, Development, and Preflight Calibration

open access: yesThe Astrophysical Journal
Understanding the initiation of solar flares and coronal mass ejections (CMEs) is essential for improving forecasts of extreme space weather. Soft X-ray (SXR) and extreme-ultraviolet (EUV) observations provide critical diagnostics of the highly dynamic ...
Anant Telikicherla   +9 more
doaj   +1 more source

Latest results on Jovian disk X-rays from XMM-Newton [PDF]

open access: yes, 2007
We present the results of a spectral study of the soft X-ray emission (0.2–2.5 keV) from low-latitude (‘disk’) regions of Jupiter. The data were obtained during two observing campaigns with XMM-Newton in April and November 2003.
Waite Jr., J. H.   +12 more
core   +1 more source

Ionically Counter‐Programmable Phase‐Separation of Superstable Star‐Biopolyamide Coacervates for Electrothermally‐Responsive Pseudosolid Smart Windows

open access: yesAdvanced Science, EarlyView.
We develop bio‐based, star‐branched polyamides from itaconic acid and cadaverine with tunable lower critical solution temperature (LCST) transitions for dynamic solar modulation. Specific metal ion coordination with pyrrolidone moieties drives precise phase transitions via calcium‐induced salting‐in and sodium‐induced salting‐out mechanisms. Formulated
Jie Liu   +6 more
wiley   +1 more source

Recent advances in photocatalytic hydrogen peroxide production

open access: yesPhotoMat, EarlyView., 2023
We classify the representative photocatalytic materials for photosynthesis of hydrogen peroxide (H2O2) in recent years and discuss the related modification methods in detail, providing inspiration and insights for the future design of photocatalysts for H2O2 production.
Jinyu Yan   +4 more
wiley   +1 more source

Rosetta photoelectron emission and solar ultraviolet flux at comet 67P

open access: yes, 2017
The Langmuir Probe instrument on Rosetta monitored the photoelectron emission current of the probes during the Rosetta mission at comet 67P/Churyumov-Gerasimenko, in essence acting as a photodiode monitoring the solar ultraviolet radiation at wavelengths
T. Mannel   +25 more
core   +1 more source

Biobased Boston Ivy‐Inspired Cryogel Integrating Radiative Cooling and Phase Change Energy Storage for Adaptive Thermal Regulation

open access: yesAdvanced Science, EarlyView.
A bionic cryogel containing phase‐change materials that provides daytime radiative cooling and nighttime heat release is developed to promote environmentally sustainable and comfortable housing and living environments with reduced building energy demand.
Sining Huang   +6 more
wiley   +1 more source

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