Results 211 to 220 of about 37,717 (312)

Signal amplification in a solid-state sensor through asymmetric many-body echo. [PDF]

open access: yesNature
Gao H   +10 more
europepmc   +1 more source

Supercurrents and Tunneling in Massive Many‐Vortex Necklaces and Star‐Lattices

open access: yesAnnalen der Physik, EarlyView.
It is numerically shown how massive many‐vortex systems, in a mixture of Bose–Einstein condensates, can host the bosonic tunneling of the infilling component in an almost‐periodic way when the vortices are organized in necklaces or star‐lattices. The purpose is to explore the conditions for the onset of Josephson supercurrents in rotating many‐vortex ...
Alice Bellettini, Vittorio Penna
wiley   +1 more source

Unveiling the Influence of Formation Voltage on Li‐Rich Layered Oxide Cathode

open access: yesAngewandte Chemie, EarlyView.
This work reveals the trade‐off between “high capacity/low cycling” of LRLO under high‐voltage formation (HVF). The HVF protocol promotes the charge transfer of anions/cations which is attributed to the increased O5 (OLiyTM1) configuration due to the in‐plane transition metal (TM) migration, thereby resulting in high capacity.
Kang Zhang   +21 more
wiley   +2 more sources

Quantum Jumps in Amplitude Bistability: Tracking a Coherent and Invertible State Localization

open access: yesAnnalen der Physik, EarlyView.
A notable asymmetry is shown to characterize the bistable switching between macroscopic metastable states of light in the strong‐coupling limit of radiation–matter interaction. Transitions from the vacuum to a highly excited state correlate with a highly bunched sequence of emitted photons, while a downward switch to the vacuum involves a coherent ...
Th. K. Mavrogordatos
wiley   +1 more source

Reduction of Rare‐Earth Stannole Sandwich Complexes to Tin‐Based Radical Ligands and Tin–Tin Bonds

open access: yesAngewandte Chemie, EarlyView.
One‐electron reduction of dimetallic rare‐earth stannole complexes with KC8 produces a di‐tin radical ligand that shows strong coupling between tin and yttrium, gadolinium or dysprosium. Two‐electron reduction of the stannole complexes further populates a delocalized {M2Sn2} molecular orbital, enhancing the tin–tin bonding and simultaneously ...
Siddhartha De   +3 more
wiley   +2 more sources

The Stochastic‐Dissipative Störmer Problem‐Trajectories and Radiation Patterns

open access: yesAnnalen der Physik, EarlyView.
We consider charged particle motion and radiation in a dipole magnetic field, in the presence of friction and of stochastic forces. The numerical solutions of the Langevin equation reveal how these forces modify the complex dynamics of particles, and they offer some new insights into the nonlinear processes relevant to planetary radiation belts ...
Tiberiu Harko, Gabriela Raluca Mocanu
wiley   +1 more source

Spin Interactions in Supramolecular Assemblies of Porphyrin Oligomer Radical Anions

open access: yesAngewandte Chemie, EarlyView.
Double‐strand porphyrin ladder complexes offer an excellent way to hold two spin centers in a well‐defined structure. Nutation experiments on the dianion of such complexes confirm the presence of doublet and triplet species. Spin dynamics simulations show that the emergence of these higher multiplicities can be fully accounted for by considering the ...
Janko Hergenhahn   +7 more
wiley   +2 more sources

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