Results 161 to 170 of about 469,777 (370)

The A2Π–X2Σ+ Band System of YO

open access: yesThe Astrophysical Journal
YO bands are conspicuous in the spectra of S stars. The laboratory spectrum of the A ^2 Π–X ^2 Σ ^+ electronic transition has been recorded with a Fourier transform spectrometer using a composite-wall hollow cathode lamp source.
Peter F Bernath   +2 more
doaj   +1 more source

Hot spin spots in the laser-induced demagnetization

open access: yesAIP Advances, 2012
Laser-induced femtosecond magnetism or femtomagnetism simultaneously relies on two distinctive contributions: (a) the optical dipole interaction (ODI) between a laser field and a magnetic system and (b) the spin expectation value change (SEC) between two
M. S. Si, G. P. Zhang
doaj   +1 more source

Oscillating nuclear electric dipole moments inside atoms [PDF]

open access: yesarXiv, 2019
Interaction with the axion dark matter (DM) field generates an oscillating nuclear electric dipole moment (EDM) with a frequency corresponding to the axion's Compton frequency. Within an atom, an oscillating EDM can drive electric dipole transitions in the electronic shell.
arxiv  

Regulating the Interphase Strain in High‐Entropy Oxide Thin Films – An Approach to Attaining Giant Energy Storage Capability under Moderate Electric Fields

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates an interphase strain engineering strategy to regulate capacitive energy storage performance in high‐entropy oxide thin films. Through introducing pyrochlore nanocolumns, the polarization response of perovskite unit cells is strengthened, yielding recoverable energy densities up to 93 J cm−3 with an efficiency of 83% under ...
Hao Luo   +11 more
wiley   +1 more source

Efficient Hole Injection From Indium Tin Oxide in Quantum‐Dot Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
The realization of QLEDs‐based displays remains challenging due to the acidic surface from PEDOT:PSS. Here, an analysis is conducted by examining the degradation mechanism of PEDOT:PSS. By replacing PEDOT:PSS with 2BrCzPA, the formation of strong dipoles at the ITO/2BrCzPA SAM interfaces exhibits excellent hole injection abilities.
PeiLi Gao   +9 more
wiley   +1 more source

Infrared vibrational spectra of CH3+ and its deuterated isotopologues

open access: yesAIP Advances, 2019
We report a theoretical study of the infrared (IR) vibrational spectra of CH3+ and its deuterated isotopologues. We also report exothermicities for reactions of these species with HD and D2.
Gunnar Nyman, Hua-Gen Yu
doaj   +1 more source

Preparation, Microwave Transitions and Dipole Moment of trans-1-Fluoro-1,3-butadiene. [PDF]

open access: bronze, 1980
Per Cederbalk   +6 more
openalex   +1 more source

Green Solvent Enabled Perovskite Ink for Ambient‐Air‐Processed Efficient Inkjet‐Printed Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
This study explores an eco‐friendly solvent with 1,3‐dimethyl‐2‐imidazolidinone for developing perovskite ink, enhancing grain size and formation of purer phase perovskite. The inkjet‐printed perovskite solar cells demonstrated a remarkable improvement in device power conversion efficiency from 14.6% to almost 17.8%, highlighting sustainable innovation
Vinayak Vitthal Satale   +6 more
wiley   +1 more source

Fluoride‐Free Molten Salt Hydrate‐Assisted Synthesis of MXene in Air Down to 150 °C

open access: yesAdvanced Functional Materials, EarlyView.
A novel low‐temperature shielded salt (LSS) approach enables the synthesis of MXenes in air at temperatures as low as 150 °C using MgCl2·6H2O/LiCl. This method demonstrates successful etching of challenging MXenes like Cr2CTx and Nb2CTx through the synergistic effects of Li+ ions and salt hydrate phase changes, while eliminating the need for inert ...
Sin‐Yi Pang   +7 more
wiley   +1 more source

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