Results 81 to 90 of about 9,086 (270)

Photonic Engineering Enables All‐Passive Upconversion Imaging with Low‐Intensity Near‐Infrared Light

open access: yesAdvanced Functional Materials, EarlyView.
A passive upconversion imaging system enables the observation of scenes illuminated by low‐intensity incoherent near‐infrared light from 750 to 930 nm, by converting it into the visible without the use of external power. The upconverter is enabled by triplet–triplet annihilation in a bulk heterojunction, with absorption enhanced by plasmonic resonators
Rabeeya Hamid   +13 more
wiley   +1 more source

Expanding the Net: Building Mental Health Care Capacity for Veterans [PDF]

open access: yes, 2013
In this brief, Senior Fellow Phillip Carter calls upon the Department of Veterans Affairs (VA) to expand its mental health care resources to meet the growing needs of veterans across the country.
Phillip Carter
core  

Lead markets for fuel cells in stationary applications [PDF]

open access: yes, 2003
In the paper it is analysed which countries are likely to become the lead markets for fuel cells in stationary applications. The study is part of a larger research project “Policy Frameworks for the Development of International Markets for Innovations of
Jacob, Klaus
core   +1 more source

Two‐Dimensional Materials as a Multiproperty Sensing Platform

open access: yesAdvanced Functional Materials, EarlyView.
Various sensing modalities enabled and/or enhanced by two‐dimensional (2D) materials are reviewed. The domains considered for sensing include: 1) optoelectronics, 2) quantum defects, 3) scanning probe microscopy, 4) nanomechanics, and 5) bio‐ and chemosensing.
Dipankar Jana   +11 more
wiley   +1 more source

Tailoring Microstructure in Copper‐Based Conductive Metal–Organic Frameworks for Enhanced Chemiresistive Sensing and Uptake of Sulfur Dioxide

open access: yesAdvanced Functional Materials, EarlyView.
Precursor‐ and solvent‐mediated synthesis yields four Cu3(HHTP)2 morphologies with distinct physicochemical, sorption, and sensing properties toward SO2. Uptake capacities correlate with BET surface area, while sensing performance scales with particle aspect ratio.
Patrick Damacet   +5 more
wiley   +1 more source

Optimisation algorithms for the charge dispatch of plug-in vehicles based on variable tariffs [PDF]

open access: yes
Plug-in vehicles powered by renewable energies are a viable way to reduce local and total emissions and could also support a highly efficient grid operation.
Büttner, Markus   +3 more
core  

Women can bear a bigger burden: ante- and post-mortem evidence for reserve in the face of tau. [PDF]

open access: yes, 2020
In this study, we aimed to assess whether women are able to withstand more tau before exhibiting verbal memory impairment. Using data from 121 amyloid-β-positive Alzheimer's Disease Neuroimaging Initiative participants, we fit a linear model with Rey ...
Alzheimer’s Disease Neuroimaging Initiative   +6 more
core  

Assessment of the 2006 to 2015 Corvara landslide evolution using a UAV-derived DSM and orthophoto [PDF]

open access: yes, 2016
We present a UAV-based photogrammetry study on Corvara landslide, a large and active earthflow in the Italian Dolomites. During a one-day field survey, an area of approximately 13 ha was cov- ered and a very high resolution orthophoto and a point cloud ...
Corsini, Alessandro   +6 more
core   +1 more source

Energy‐Efficient Bulk Photoalignment of Main‐Chain Liquid Crystalline Polymers Enabled by In Situ Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
In situ monitoring of bulk photoalignment reveals how molecular weight, azobenzene content, cooling rate, and thickness govern ordering in main‐chain liquid crystalline polymers. Optimized copolymers exceed conventional thickness limits, maintaining stable alignment up to 130 µm with high energy efficiency and reversible optical patterning.
Jaechul Ju   +3 more
wiley   +1 more source

Effect of LEO cycling on 125 Ah advanced design IPV nickel-hydrogen flight cells. An update [PDF]

open access: yes
Validation testing of the NASA Lewis 125 Ah advanced design individual pressure vessel (IPV) nickel-hydrogen flight cells was conducted. Work consisted of characterization, storage, and cycle life testing.
Hall, Stephen W., Smithrick, John J.
core   +1 more source

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