Results 241 to 250 of about 4,233 (285)

Defect‐Free Sb‐Doping in Bi2O2Se Achieves Two‐Order‐of‐Magnitude Reduction in Saturation Intensity While Preserving High Carrier Mobility

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This study demonstrates defect‐free states Sb3⁺ doping in Bi2O2Se, enhancing carrier mobility while reducing saturation intensity by about two orders of magnitude. First‐principles calculations and experiments reveal optimized electronic structure and improved nonlinear response.
Qingling Tang   +4 more
wiley   +1 more source

Geochronology of very low-grade Mesozoic Andean metabasites; an approach through the K–Ar, 40Ar/39Ar and U–Pb LA-MC-ICP-MS methods

open access: green, 2016
Verónica Oliveros   +6 more
openalex   +1 more source

Mono‐Amination of Methyl‐α‐d‐glucoside via Borrowing Hydrogen with Recyclable Ru/C

open access: yesChemCatChem, Volume 18, Issue 3, 12 February 2026.
Mono‐amination of methyl‐α‐d‐glucoside in the presence of a recyclable Ru based catalyst: effect of the nature of the atmosphere. Abstract This study presents a highly efficient and sustainable method for the mono‐amination of unprotected sugar derivatives using a commercially available Ru/C heterogeneous catalyst under borrowing hydrogen (BH ...
Hana Bensalem   +6 more
wiley   +1 more source

Precipitation mechanism of anhydrite cement in lacustrine tight sandstone: Implications for fluid activity, mass transfer and pore origin of open diagenetic system in tight sandstone

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
This paper discusses a new model concerning the precipitation mechanismand significance of anhydrite cement in tight sandstone. Anhydrite cement ismainly formed by the dissolution and reprecipitation of early‐diageneticcalcite cements, feldspars and volcanic rock fragments at the mesodiageneticstage.
Long Luo   +10 more
wiley   +1 more source

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