Results 81 to 90 of about 4,043,200 (289)

Monitoring of Fe(II) Spin Transition in Cu(II)-Doped Spin-Crossover Nanoparticles

open access: yesMolecules
Experimental protocols based on Electron Paramagnetic Resonance (EPR) and Raman spectroscopy are presented for the investigation of the Fe(II) spin transition in Cu(II)-doped 1-D spin-crossover (SCO) nanoparticles of the type [Fe1−xCux(NH2trz)3]Br2 where
Alexander Charitos   +6 more
doaj   +1 more source

Laser‐Assisted Phase Engineering of 2D MoS2 for Efficient Solution‐Processed Electronics

open access: yesAdvanced Materials, EarlyView.
Here, local laser‐assisted phase transition from solution‐processed phase‐pure 1T′ to 2H MoS2 is shown to critically depend on the irradiation atmosphere. While processing in air leads to damaged insulating regions, inert conditions yield semiconducting 2H domains, enabling direct field‐effect transistor patterning with optimized lateral 1T′‐2H MoS2 ...
Anna Zhuravlova   +10 more
wiley   +1 more source

Electronic transport in hybrid heterostructures and universal control of spin-orbit interaction in quantum wells [PDF]

open access: yes, 2015
In recent years, the control of charge and spin in semiconductors has experienced outstanding progress. The extended spin coherence times established in high quality materials together with the advance in elaborate fabrication methods enable coherent ...
Dettwiler, Florian
core   +1 more source

Electron paramagnetic resonance spectroscopy (EPR)

open access: yes, 2022
S.253-280Electron paramagnetic resonance (EPR) or electron spin resonance spectroscopy is an experimental technique that allows obtaining information on the quantity, the chemical composition, and the microscopic structure of the paramagnetic centers ...
Alessi, Antonino, Gelardi, Franco Mario
core   +1 more source

Rethinking Charge Transport and Recombination in Donor‐Diluted Organic Solar Cells

open access: yesAdvanced Materials, EarlyView.
Organic solar cells with 1–45% PM6 content in Y12 were studied to link structure and charge dynamics to performance. The conductivity follows a 3D percolation model without a sharp threshold. Donor dilution preserves the photogeneration yield, but limits the fill factor due to transport resistance losses.
Chen Wang   +14 more
wiley   +1 more source

Voltage-tunable spin resonance in quantum phase-separated material

open access: yesAPL Materials
The voltage control of spin and charge degrees of freedom in complex materials is a cornerstone for the realization of advanced electronic devices with enhanced functionalities.
Gabriel B. Gomide   +5 more
doaj   +1 more source

Spin resonance spectroscopy with a transmission electron microscope [PDF]

open access: yes
Introduction Coherent spin resonance methods such as nuclear magnetic resonance and electron spin resonance spectroscopy have led to spectrally highly sensitive, non-invasive quantum imaging techniques. However, despite their spectral sensitivity, these
Haslinger, P.
core   +1 more source

Trions as Fundamental Species in Chemically Doped Polymer Semiconductors

open access: yesAdvanced Materials, EarlyView.
This work shows that exciton–charge carrier coupling in doped polymer semiconductors gives rise to multi‐particle states, including trions—quasiparticles consisting of two holes and one electron under p‐doping—and bound exciton‐hole pairs, as identified through spectroscopic and theoretical analysis.
Hongmo Li   +23 more
wiley   +1 more source

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