Results 21 to 30 of about 4,100,373 (296)

Slow Hopping and Spin Dephasing of Coulombically Bound Polaron Pairs in an Organic Semiconductor at Room Temperature [PDF]

open access: yes, 2012
Polaron pairs are intermediate electronic states that are integral to the optoelectronic conversion process in organic semiconductors. Here, we report on electrically detected spin echoes arising from direct quantum control of polaron pair spins in an ...
Baker, W. J.   +4 more
core   +1 more source

Patterning-Induced Ferromagnetism of Fe3GeTe2 van der Waals Materials beyond Room Temperature. [PDF]

open access: yes, 2018
Magnetic van der Waals (vdW) materials have emerged as promising candidates for spintronics applications, especially after the recent discovery of intrinsic ferromagnetism in monolayer vdW materials.
Admasu, Alemayehu S   +20 more
core   +1 more source

Low-threshold room-temperature embedded heterostructure lasers [PDF]

open access: yes, 1976
Room-temperature embedded double-heterostructure injection lasers have been fabricated using selective liquid phase epitaxial growth. Threshold current densities as low as 1.5 kA/cm^2 have been achieved in lasers grown through stripe windows opened in ...
Gover, A.   +3 more
core   +1 more source

Room-temperature chemical synthesis of C2

open access: yesNature Communications, 2020
Diatomic carbon (C2) is historically an elusive chemical species, considered to require high physical energy for its generation. Here, the authors describe the first room-temperature chemical synthesis of C2 and present experimental evidence for its ...
Kazunori Miyamoto   +7 more
doaj   +1 more source

BF3/nano-γ-Al2O3 Promoted Knoevenagel Condensation at Room Temperature [PDF]

open access: yesJournal of Nanostructures, 2015
The Knoevenagel condensation of aromatic aldehydes with barbituric acid, dimedone and malononitrile occurred in the presence of BF3/nano-γ-Al2O3 at room temperature in ethanol.
B. F. Mirjalili   +2 more
doaj   +1 more source

Room temperature hydrogen sensing with polyaniline/SnO2/Pd nanocomposites

open access: yesMicro and Nano Engineering, 2021
In this work, we report unique hybrid composite film fabricated with the amalgamation of metal, semiconductor and polymers for hydrogen sensing application at room temperature.
Rohit Kumar Pippara   +4 more
doaj   +1 more source

Super-formable pure magnesium at room temperature

open access: yesNature Communications, 2017
Replacing steel or aluminium vehicle parts with magnesium would result in reduced emissions, but shaping magnesium without cracking remains challenging.
Zhuoran Zeng   +4 more
doaj   +1 more source

Neutron Diffraction Studies on Chemical and Magnetic Structure of Multiferroic PbFe0.67W0.33O3

open access: yes, 2014
We report on the single phase synthesis and room temperature structural characterization of PbFe0.67W0.33O3 (PFW) multiferroic. The PFW was synthesized by low temperature sintering, Columbite method.
Angadi, Basavaraj   +2 more
core   +1 more source

Evolution and impact of defects in a p-channel CCD after cryogenic proton-irradiation [PDF]

open access: yes, 2017
P-channel CCDs have been shown to display improved tolerance to radiation-induced charge transfer inefficiency (CTI) when compared to n-channel CCDs. However, the defect distribution formed during irradiation is expected to be temperature dependent due ...
Gow, Jason   +6 more
core   +3 more sources

A room temperature 9CB‐based chemical sensor

open access: yesNano Select, 2023
The gas sensing potential of the 9CB (4‐cyano‐4′‐nonylbiphenyl) liquid crystal compound at ambient conditions is investigated. The solid at room temperature 9CB is incorporated in a hybrid gel formulation of ionic liquid/liquid crystal droplets ...
Efthymia Ramou   +2 more
doaj   +1 more source

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