Results 141 to 150 of about 736,155 (269)

Sub-<sup>1</sup>/<sub>10</sub> exciton threshold lasers using stable self-charged perovskite quantum rods. [PDF]

open access: yesSci Adv
Li J   +20 more
europepmc   +1 more source

Ionic Gating of Liquid‐Crystal‐Like Pteridine Assemblies Enables Tunable Light Scattering

open access: yesAdvanced Materials, EarlyView.
Tunable optical properties emerge through developmentally regulated ionic gating, which transforms disordered, ultraviolet (UV)‐absorbing organelles into concentrically ordered, liquid‐crystal‐like light scatterers. By integrating analyses of pteridine composition, potassium‐dependent assembly, hierarchical ultrastructure, and optical behavior, the ...
Sourabh Bera   +22 more
wiley   +1 more source

Continuous-wave laser absorption spectroscopy of the thorium-229 nucleus. [PDF]

open access: yesNature
Morawetz I   +19 more
europepmc   +1 more source

Deep Ultraviolet and Vacuum Ultraviolet Lasers for Photoelectron Spectroscopy

open access: yesThe Review of Laser Engineering
Tatsuya YANAGIDA   +3 more
openaire   +1 more source

A Cu2S/NiOOH Heterojunction Enables Highly Selective Ammonia‐to‐Nitrite Electrooxidation at Industrially Relevant Current Densities

open access: yesAdvanced Materials, EarlyView.
Cu2S/NiOOH heterojunction enables efficient ammonia electrooxidation coupled with hydrogen evolution. Interfacial electronic modulation of Ni sites promotes selective NH3‐to‐NO2− electrooxidation at high current density. In a membrane electrode assembly, Cu2S/NiOOH maintains over 90% Faradaic efficiency of nitrite at 800 mA cm−2, highlighting its ...
Ke Wang   +13 more
wiley   +1 more source

Light‐Programmed Localized Supersaturation Enables Ambient Aqueous Synthesis of Highly Crystalline Metal–Organic Frameworks

open access: yesAdvanced Materials, EarlyView.
In the proposed model, a photoinduced nanoreactor uses Cu2O self‐photooxidation to generate localized supersaturation. A metastable supersaturation state first forms a shell, creating a spatially confined environment that restricts reactant exchange; continued Cu release then drives the local environment toward a labile regime that favors predominantly
Yongdeok Ahn   +5 more
wiley   +1 more source

Yb<sup>3+</sup>-Doped GaN Nanoceramics as a New Material for Broad Band White Light Emission. [PDF]

open access: yesJ Phys Chem C Nanomater Interfaces
Musialek A   +3 more
europepmc   +1 more source

Microgels Enable iPSCs to Assemble, Expand, and Differentiate Into Organoids—From Sizable to High‐Throughput

open access: yesAdvanced Materials, EarlyView.
A chemically defined PEG‐based microgel platform enables scalable, reproducible production of three‐dimensional microgel‐iPSC constructs in multiple sizes. The system is compatible with high‐throughput automation and supports human iPSC expansion and differentiation within a single construct, including directed differentiation into cardiac organoids ...
Laura Klasen   +8 more
wiley   +1 more source

Buried-interface stabilization for efficient and bright blue perovskite LEDs. [PDF]

open access: yesNat Commun
Hu XM   +12 more
europepmc   +1 more source

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