Results 71 to 80 of about 24,619 (304)

random forest models for XAS

open access: yes, 2020
Random forest models for XAS characterizations used in the maml ...
Chi Chen (5176490)
core   +1 more source

Advancing Lithium–Oxygen Batteries: Pioneering Cathode Catalyst Innovation and Artificial Intelligence‐Driven Design Paradigms

open access: yesAdvanced Materials, EarlyView.
This review summarizes the principles and challenges of nonaqueous lithium‐oxygen batteries and recent advances in cathode catalysts, including carbon‐based materials, metals, oxides, sulfides, nitrides, carbides, and redox mediators. It highlights emerging design strategies and artificial intelligence‐driven approaches, emphasizing data‐assisted ...
Yuqing Yao   +8 more
wiley   +1 more source

XAS of dilute biological samples

open access: yesJournal of Synchrotron Radiation, 2002
The experimental setup of beamline ID26 at ESRF (Grenoble) has been successfully exploited to obtain high-quality XAS (X-ray absorption spectroscopy) data from a biological sample where the metal concentration is about 100 µM. The sample consists of the adenosine monophosphate deaminase (AMPD) histidine proline rich glycoprotein (HPRG) complex that ...
Ranieri Raggi, M.   +4 more
openaire   +5 more sources

VO2 XAS-PEEM data

open access: yes, 2018
Spectromicroscopic (XAS-PEEM) measurements of VO2 across the metal-insulator transition, with accompanying density functional theory ...
Laverock, Jude
core   +1 more source

Co1/Ru Single‐Atom Alloy Catalyst for Sustainable Polypropylene Hydrogenolysis to Long‐Chain Liquid Products

open access: yesAdvanced Materials, EarlyView.
A titania‐supported Co1/Ru single‐atom alloy catalyst enables efficient polypropylene hydrogenolysis. Ru─Co─Ru motifs maintain Ru activity while suppressing excessive chain scission to gaseous products. Both virgin and waste plastics achieve high, environmentally and economically optimal C11+ liquid yields, supporting sustainable chemical recycling ...
Yuzhen Ge   +6 more
wiley   +1 more source

Micro-spectroscopic investigation of selenium-bearing minerals from the Western US Phosphate Resource Area

open access: yesGeochemical Transactions, 2005
Mining activities in the US Western Phosphate Resource Area (WPRA) have released Se into the environment. Selenium has several different oxidation states and species, each having varying degrees of solubility, reactivity, and bioavailability.
Gunter Mickey E   +5 more
doaj   +1 more source

Determination of AlxGa1-xAs Auger sensitivity factors

open access: yes, 1996
AlxGa1-xAs Auger sensitivity factors have been determined by using PHI610 scanning Auger microprobe with pure elemental standards Al, Ag and matrix GaAs.
Cui YD   +2 more
core  

ELECTRONIC STATES AND MOBILITY OF SELECTIVELY DOPED ALXGA1-XAS/GAAS/ ALXGA1-XAS

open access: yes, 1996
WE USE SELF-CONSISTENT NUMERICAL CALCULATIONS TO STUDY THE SHEET ELECTRON CONCENTRATION AND THE MOBILITY AS FUNCTIONS OF THE DOPING CONCENTRATIONS, THE SPACER THICKNESS, THE WELL WIDTH AND THE AL MOLE FRACTION OF SELECTIVELY DOPED ALXGA1-XAS/GAAS ...
Σιμσερίδης, Κωνσταντίνος
core   +1 more source

Transient Laser‐Shocked Synthesis of Amorphous Layer‐Supported Metal Nanocrystals for Efficient Nitrate Reduction

open access: yesAdvanced Materials, EarlyView.
A general, versatile laser‐shock synthesis process is reported to produce various bimetallic CuNi, CuFe, CuCo, and medium‐entropy CuFeCoNi heterostructures, in which crystalline metal nanoparticles are anchored to amorphous hydroxide supports. During nitrate reduction reaction, the heterostructures undergo dynamic amorphous/crystalline reconstruction ...
Weihua Guo   +18 more
wiley   +1 more source

Energy-synchronized X-ray absorption spectroscopy photoemission electron microscopy at Shanghai Synchrotron Radiation Facility (SSRF) for materials science

open access: yesJournal of Synchrotron Radiation
This study develops an integrated X-ray absorption spectroscopy (XAS) photoemission electron microscopy (PEEM) platform on beamline BL09U at the Shanghai Synchrotron Radiation Facility (SSRF), enabling nanoscale characterization of complex materials ...
Junqin Li   +11 more
doaj   +1 more source

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