Results 121 to 130 of about 77,485 (300)

Nahinfrarot‐Photoschalten durch direkte Anregung—die nächste Herausforderung

open access: yesAngewandte Chemie, EarlyView.
Molekulare Photoschalter können endlich direkt mit Licht aus dem Nahinfrarotbereich angeregt werden. Dieser Kurzaufsatz fasst den derzeitigen Entwicklungsstand, die Designprinzipien für niedrigenergetische Lichtresponsivität und die dadurch möglichen außergewöhnlichen Anwendungen zusammen.
Diptiprava Sahoo   +2 more
wiley   +1 more source

The northern site of the Pierre Auger Observatory

open access: yes, 2010
The Pierre Auger Observatory is an international facility dedicated to the full-sky study of the highest-energy cosmic rays. The southern site of the Auger Observatory was completed in June 2008.
Blümer, J.   +2 more
core   +1 more source

Auger effect

open access: yes, 2014
Citation: 'Auger effect' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.A00520 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Strain‐Tunable Photoluminescence From Ge Quantum Dots on Si Nanotips for CMOS‐Compatible Photonics

open access: yesAdvanced Physics Research, EarlyView.
This work studies strain in Ge quantum dots grown on Si nanotips using photoluminescence, X‐ray diffraction, and band structure calculations. It shows how emission changes with dot size, evaluates strain in the dot and substrate, and explains the role of direct and indirect transitions in the optical behavior.
Diana Ryzhak   +10 more
wiley   +1 more source

Combined effect of increasing the post‐reformer temperature and adding red mud as a secondary catalyst in the thermocatalytic reforming of digestate

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This work studies the combined effect of increasing the post‐reformer temperature and introducing red mud as a support catalyst in the thermocatalytic reforming (TCR®) of digestate. The TCR® method, developed by the Fraunhofer Institute for Environmental, Safety and Energy Technology UMSICHT (abbreviated as Fraunhofer UMSICHT), is an extension
Hillary Onyishi   +4 more
wiley   +1 more source

Advances in Unraveling the Structure and Sodium‐Ion Storage Behaviors of Hard Carbons: From Basic to Extended Characterization Techniques

open access: yesCarbon Energy, EarlyView.
This review is devoted to introducing the structures and sodium storage mechanisms of hard carbon materials and analyzing the correlated advanced characterization techniques. The advanced characterization techniques are categorized based on the classification of signal sources.
Jiechang Gao   +6 more
wiley   +1 more source

Dual‐Function Electrocatalysis: Simultaneous Wastewater Remediation and Hydrogen Evolution—A Comprehensive Review

open access: yesCarbon Energy, EarlyView.
Replacing the oxygen evolution reaction with the electro‐oxidation of pollutants and waste streams offers an energy‐efficient route for simultaneous hydrogen production and pollutant remediation. This review summarizes the reaction mechanisms, catalyst design principles, and emerging paired‐electrolysis strategies that govern activity, selectivity ...
Safa Al‐Yahyaey   +4 more
wiley   +1 more source

The Pierre Auger Cosmic Ray Observatory

open access: yes, 2015
The Pierre Auger Observatory, located on a vast, high plain in western Argentina, is the world׳s largest cosmic ray observatory. The objectives of the Observatory are to probe the origin and characteristics of cosmic rays above 10$^{17}$ eV and to study ...
Knapp, Johannes   +2 more
core   +1 more source

Some experiences with bored and auger piles in Naples area

open access: yes, 1988
Experimental evidence on load-settlement behaviour of foundation piles in the volcanic soils of Naples area is presented and discussed. The variability of behaviour among piles of the same foundation seems independent of the pile technology (bored ...
CAPUTO, Vincenzo, C. Viggiani
core   +1 more source

Bio‐Inspired Carbon Spheres Enable Active Sites Multiscale‐Anchoring and Pre‐Reduction

open access: yesCarbon Energy, EarlyView.
Combining the wet‐spinning technique with a “bionic design” concept, a bio‐inspired carbon sphere support with internal finger‐shaped pores and external craquelure structures is designed and constructed, and the corresponding carbon sphere reactor is fabricated through the multiscale anchoring and the pre‐reduced promoting, and verified for application
Guangkai Hu   +11 more
wiley   +1 more source

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