Results 221 to 230 of about 4,958 (312)

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

open access: yesNature
Juodžbalis I   +27 more
europepmc   +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

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

Deep Extragalactic VIsible Legacy Survey (DEVILS): New robust merger rates at intermediate redshifts [PDF]

open access: green
Melissa F. Fuentealba-Fuentes   +7 more
openalex   +1 more source

Co‐Self‐Assembled Interface Engineering Assisted for Bend‐Resistant and Efficient Flexible Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
In this study, by incorporating 4‐nitrophenyl phosphate (PNPP) into [4‐(3,6‐dimethyl‐9H‐carbazol‐9‐yl)butyl]phosphonic acid (Me‐4PACz), an efficient co‐assembled monolayer (Co‐SAM) is constructed to modulate the bottom interface region, thereby developing highly efficient and stable inverted flexible perovskite solar cells.
Chunlong Wang   +16 more
wiley   +1 more source

Photometric detection at 7.7 μm of a galaxy beyond redshift 14 with JWST/MIRI. [PDF]

open access: yesNat Astron
Helton JM   +33 more
europepmc   +1 more source

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