Results 161 to 170 of about 77,334 (248)

Spin Defects in Hexagonal Boron Nitride as 2D Strain Sensors

open access: yesAdvanced Functional Materials, Volume 36, Issue 36, 4 May 2026.
We demonstrate that boron‐vacancy (VB${\rm V}_{\rm B}$) centers in hexagonal boron nitride (hBN) enable quantitative strain sensing with sub‐micrometer resolution. Using this approach under continuously tunable in‐plane stress, we precisely quantify strain‐induced shifts of the E2g${\rm E}_{2{\rm g}}$ Raman mode in multilayer hBN, establishing VB${\rm ...
Zhao Mu   +7 more
wiley   +1 more source

A Proton‐Intercalation Pathway Realizes Long‐Life Manganese‐Ion Hybrid Batteries With Layered KV3O8

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
This is the first study to demonstrate layered monoclinic KV3O8 as a highly stable cathode material for aqueous Mn‐based hybrid batteries, exhibiting excellent cycling stability with 88.0% capacity retention after 3600 cycles. The proton storage mechanism is systematically elucidated through comprehensive spectroscopic analyses, further supported by ...
Sangki Lee   +10 more
wiley   +1 more source

Excited-State Energy Decomposition Analysis. [PDF]

open access: yesAnnu Rep Comput Chem
Gao J, Liu C, Chen K.
europepmc   +1 more source

Spectroscopy and Conformer‐Selective Photoelectron Circular Dichroism of Chiral Molecules

open access: yesChemistry – An Asian Journal, Volume 21, Issue 9, 14 May 2026.
Photoelectron circular dichroism (PECD) is a forward–backward asymmetry in the angular distribution of the electrons emitted by a chiral molecule ionized by a circularly polarized light (CPL). Its sensitivity to conformation is studied by one‐photon or resonance‐enhanced two‐photon ionization, the latter being conformer‐selective.
Laurent Nahon, Anne Zehnacker
wiley   +1 more source

Selective Modulation of Evidence Accumulation by Hippocampal Theta Oscillations During Mnemonic Decision‐Making

open access: yesHuman Brain Mapping, Volume 47, Issue 7, May 2026.
Hippocampal theta power during memory retrieval predicts evidence accumulation in a mnemonic similarity task. Trial‐level MEG signals were integrated with a linear ballistic accumulator model, revealing that theta oscillations modulate decision dynamics, linking neural variability to memory‐based discrimination performance.
Pei L. Robins   +7 more
wiley   +1 more source

A Method For Robust Spin Relaxometry in the Presence of Imperfect State Preparation

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 5, May 2026.
Spin relaxometry requires efficient spin polarization for accurate parameter estimation. Present analysis techniques cannot account for imperfect state preparation. The two‐state model presented offers an accurate method of parameter estimation even in sub‐optimal polarization cases, such as in widefield imaging, where spatial variation in polarization
Ella P. Walsh   +4 more
wiley   +1 more source

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