Results 1 to 10 of about 4,287,168 (297)

On the phenomenon of large photoluminescence red shift in GaN nanoparticles. [PDF]

open access: goldNanoscale Res Lett, 2013
We report on the observation of broad photoluminescence wavelength tunability from n-type gallium nitride nanoparticles (GaN NPs) fabricated using the ultraviolet metal-assisted electroless etching method.
Slimane AB   +6 more
europepmc   +4 more sources

Long tailed trions in monolayer MoS2: Temperature dependent asymmetry and resulting red-shift of trion photoluminescence spectra. [PDF]

open access: goldSci Rep, 2017
Monolayer molybdenum disulfide (MoS2) has emerged as a model system for studying many-body physics because the low dimensionality reduces screening leading to tightly bound states stable at room temperature. Further, the many-body states possess a pseudo-
Christopher JW, Goldberg BB, Swan AK.
europepmc   +4 more sources

Pressure-Induced Remarkable Spectral Red-Shift in Mn2+ -Activated NaY9 (SiO4 )6 O2 Red-Emitting Phosphors for High-Sensitive Optical Manometry. [PDF]

open access: yesAdv Sci (Weinh), 2023
To settle the low sensitivity of luminescent manometers, the Mn2+‐activated NaY9(SiO4)6O2 red‐emitting phosphors with splendid pressure sensing performances are developed.
Zeng Q   +6 more
europepmc   +2 more sources

A general strategy to red-shift green fluorescent protein-based biosensors. [PDF]

open access: yesNat Chem Biol, 2020
Compared with green fluorescent protein-based biosensors, red fluorescent protein (RFP)-based biosensors are inherently advantageous because of reduced phototoxicity, decreased autofluorescence and enhanced tissue penetration. However, existing RFP-based
Zhang S, Ai HW.
europepmc   +2 more sources

Massive red shift of Ce3+ in Y3Al5O12 incorporating super-high content of Ce. [PDF]

open access: yesRSC Adv, 2020
In light emitting diodes, Y3Al5O12:Ce (YAG:Ce) is used as a yellow phosphor in combination with blue LEDs but lacks a red component in emission.
Nakamura H   +4 more
europepmc   +2 more sources

Crystal Chemistry, Band-Gap Red Shift, and Electrocatalytic Activity of Iron-Doped Gallium Oxide Ceramics. [PDF]

open access: yesACS Omega, 2020
This work for the first time unfurls the fundamental mechanisms and sets the stage for an approach to derive electrocatalytic activity, which is otherwise not possible, in a traditionally known wide band-gap oxide material. Specifically, we report on the
Mallesham B   +6 more
europepmc   +2 more sources

Investigation into the Photoluminescence Red Shift in Cesium Lead Bromide Nanocrystal Superlattices. [PDF]

open access: yesJ Phys Chem Lett, 2019
The formation of cesium lead bromide (CsPbBr3) nanocrystal superlattices (NC SLs) is accompanied by a red shift in the NC photoluminescence (PL). The values of the PL red shift reported in the literature range from none to ∼100 meV without unifying ...
Baranov D, Toso S, Imran M, Manna L.
europepmc   +2 more sources

Discovery of carotenoid red-shift in endolithic cyanobacteria from the Atacama Desert. [PDF]

open access: yesSci Rep, 2017
The biochemical responses of rock-inhabiting cyanobacteria towards native environmental stresses were observed in vivo in one of the Earth’s most challenging extreme climatic environments.
Vítek P   +4 more
europepmc   +2 more sources

A Strap-Down Inertial Navigation/Spectrum Red-Shift/Star Sensor (SINS/SRS/SS) Autonomous Integrated System for Spacecraft Navigation. [PDF]

open access: yesSensors (Basel), 2018
This paper presents a new Strap-down Inertial Navigation System/Spectrum Red-Shift/Star Sensor (SINS/SRS/SS) system integration methodology to improve the autonomy and reliability of spacecraft navigation using the spectrum red-shift information from ...
Gao Z, Mu D, Zhong Y, Gu C.
europepmc   +2 more sources

Testosterone Administration Induces a Red Shift in Democrats [PDF]

open access: yesBrain and Behavior
Objective An experiment was run to test if a testosterone administration would influence the political preferences of 136 healthy males. Method Synthetic testosterone or placebo was administered to participants who identified the strength of their ...
Rana Alogaily   +4 more
doaj   +2 more sources

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