Results 171 to 180 of about 306,761 (387)

Spin‐State Manipulation of Atomic Manganese Center by Phosphide‐Support Interactions for Enhanced Oxygen Reduction

open access: yesAdvanced Materials, EarlyView.
The electronic configuration of Mn single‐atom sites is regulated from low‐spin to high‐spin states by embedding well‐defined molybdenum phosphide nanocrystals nearby (MoP@MnSAC‐NC). The electronic phosphide‐support interaction between MoP and Mn single atoms drives the electronic structure transition in Mn sites from low‐spin to high‐spin states, and ...
Zuyang Luo   +9 more
wiley   +1 more source

Integrating hydrological parameters in wildfire risk assessment: a machine learning approach for mapping wildfire probability

open access: yesEnvironmental Research Letters
The increasing occurrence of catastrophic wildfire across the globe threatens public health, community safety, ecosystem functioning, and biodiversity resilience.
Mahsa Khodaee   +2 more
doaj   +1 more source

Quality-Oriented Technical Change in Japanese Wheat Breeding [PDF]

open access: yes
The article presents a productivity analysis of Japanese Wheat Breeding research. Given recent policy change, wheat breeders may breed high quality, i.e. high protein content, wheat.
Fujii, Yoko   +2 more
core   +1 more source

Fast recharge circuit for q-switched lasers [PDF]

open access: yes, 1973
Cavity-dumped lasers employ electrooptic-effect cell to alternately block and release laser pulse. Cell requires high-speed switching circuit that can apply and remove high voltage.
Hansen, R. L.
core   +1 more source

Discussion of “Theoretical and Practical Aspects of Well Recharge” [PDF]

open access: bronze, 1962
A. E. Bruington   +3 more
openalex   +1 more source

Synthetic Chromatophores for Color and Pattern Morphing Skins

open access: yesAdvanced Materials, EarlyView.
Cephalopods use chromatophore organs (muscle‐actuated pigment sacs) to alter their skin color and pattern. Synthetic chromatophores, which closely mimic the mechano‐optical process found in cephalopods using stimuli‐responsive microscale hydrogel actuators, are reported.
Brennan P. Watts   +5 more
wiley   +1 more source

NOAA 26.5 Ah LEO characterization test [PDF]

open access: yes, 1986
The General Electric (GE) 26.5 Ah NOAA-G flight nickel-cadmium cells were obtained from RCA-Astro Electronics to undergo performance characterization testing at the Goddard Space Flight Center (GSFC).
Morrow, G. W.
core   +1 more source

Survey of human virus occurrence in wastewater-recharged groundwater on Long Island [PDF]

open access: bronze, 1978
James M. Vaughn   +5 more
openalex   +1 more source

Reversible Phase Transitions of Anionic and Cationic Surfactant Mixtures Drive Shape Morphing Droplets

open access: yesAdvanced Materials, EarlyView.
A light‐controlled, reversible phase transition of ionic surfactant assemblies, coupled with dynamic partitioning between bulk phases and interfaces, induces rapid, and order‐of‐magnitude changes in oil–water interfacial tension. Surpassing the capabilities of conventional stimuli‐responsive surfactants, this transient, collaborative mechanism enables ...
Bradley D. Frank   +3 more
wiley   +1 more source

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