Results 281 to 290 of about 4,263,806 (339)

Deconstruction of the Anisotropic Magnetic Interactions from Spin‐Entangled Optical Excitations in van der Waals Antiferromagnets

open access: yesAdvanced Science, EarlyView.
A self‐consistent ab initio many‐body perturbation theory combined with locally exact dynamical mean field theory is employed to compute the sub‐bandgap electronic transitions in van der Waals antiferromagnets. The rich interplay between the magnetic ordering and spin‐entangled optical transitions, manifested as photoluminescence and absorption ...
Dipankar Jana   +7 more
wiley   +1 more source

Boosting Electrochemiluminescence of Carbon Nitrides via Molecular Capacitor‐Mediated Spatiotemporal Electron Coordination

open access: yesAdvanced Science, EarlyView.
Molecular capacitors are modified on carbon nitrides (CN) to dynamically regulate electron capture and accumulation in the defect states under different potentials. As a result, the electrochemiluminescence (ECL) efficiency increases by up to 100 times, owing to a new spatiotemporal coordination mechanism.
Lingling Xiang   +9 more
wiley   +1 more source

A dormant overmassive black hole in the early Universe. [PDF]

open access: yesNature
Juodžbalis I   +27 more
europepmc   +1 more source

Nanoscale Decoupling of Carrier–Phonon Transport in Carbon Nanotube–Halide Perovskite Heterostructures

open access: yesAdvanced Science, EarlyView.
Heterostructures of highly conductive single‐walled carbon nanotubes with low conductivity hybrid perovskites break the trade‐off between electrical and thermal conductivity. This design boosts electrical conductivity while significantly lowering thermal conductivity.
Md Azimul Haque   +13 more
wiley   +1 more source

Cosmic mysteries and the hydrogen 21-cm line: bridging the gap with lunar observations. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Fialkov A, Gessey-Jones T, Dhandha J.
europepmc   +1 more source

Tailoring Precursor‐Solvent Coordination Controls the Crystallization Kinetics and Nuclei Growth for Phase Homogenization in Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
Volatile ammonium chloride (AC) regulates precursor‐solvent coordination and destabilizes hexagonal polytypes, promoting cubic‐phase formation and in situ defect self‐elimination in 1.73 eV wide‐bandgap perovskites. AC induces a de‐intercalated high‐valence iodoplumbate complex that suppresses the sol–gel state and balances nucleation, while Cl‐rich ...
Saurabh Srivastava   +12 more
wiley   +1 more source

Multivariate Predictors of Lyman Continuum Escape. I. A Survival Analysis of the Low-redshift Lyman Continuum Survey* [PDF]

open access: gold
Anne E. Jaskot   +21 more
openalex   +1 more source

Hubble Space Telescope Imaging of the CFRS and LDSS Redshift Surveys. I. Morphological Properties

open access: yes, 1998
J. Brinchmann   +11 more
semanticscholar   +1 more source

Butterfly‐Shaped Guest Molecules Enable Tunable Room‐Temperature Phosphorescence in Host‐Guest Doped Systems

open access: yesAdvanced Science, EarlyView.
Butterfly‐shaped triphenylamine‐based guest molecules (DBDBD) doped into rigid host matrices (TPP, CA) achieve efficient, multicolor‐tunable room‐temperature phosphorescence (RTP). The host‐guest synergy enables ultralong afterglow (up to 4 s) and quantum yields (Φp = 3.42%), with applications in dynamic anti‐counterfeiting and information encryption ...
Zongyong Lou   +5 more
wiley   +1 more source

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