Results 101 to 110 of about 1,250,599 (300)

Defect‐Templated Phase Engineering in Atomically Thin Metals

open access: yesAdvanced Materials, EarlyView.
Graphene defects are transformed from passive imperfections into programmable templates for phase‐selective growth of atomically thin silver. Plasma‐generated boundary defects favor Ag(1), whereas sp3‐rich zero‐layer graphene promotes Ag(2). This defect‐directed intercalation links local graphene chemistry to crystalline phase, electronic structure ...
Arpit Jain   +25 more
wiley   +1 more source

Tetrahedral frameworks and chains in oP32 CaC2O5 and mP80 CaCO3 calcium carbonates above 100 GPa

open access: yesCommunications Chemistry
Recent advances in the exploration of carbonates have established their high-pressure crystal chemistry as mainly based on carbon in the sp 3 configuration.
Apostolos Pantousas   +10 more
doaj   +1 more source

Current and future perspectives for structural biology at the Grenoble EPN campus: a comprehensive overview

open access: yesJournal of Synchrotron Radiation
The European Photon and Neutron campus in Grenoble is a unique site, encompassing the European Synchrotron Radiation Facility Extremely Brilliant Source, the Institut Laue–Langevin, the European Molecular Biology Laboratory and the Institut de Biologie ...
Andrew A. McCarthy   +27 more
doaj   +1 more source

Abscopal Gene Expression in Response to Synchrotron Radiation Indicates a Role for Immunological and DNA Damage Response Genes.

open access: yes, 2020
Abscopal effects are an important aspect of targeted radiation therapy due to their implication in normal tissue toxicity from chronic inflammatory responses and mutagenesis.
Lobachevsky, Pavel N   +5 more
core   +1 more source

The threshold photoelectron spectrum of mercury [PDF]

open access: yes, 2013
The threshold photoelectron spectrum of mercury has been recorded over the energy range (10–40 eV) which covers the region from the lowest state of the singly charged ion,5d106s(2S1/2), to the double charged ionic state, 5d9(2D3/2)6s(1D2).
King, G. C.   +11 more
core   +1 more source

Side‐Chain‐Induced Interlayer Slipping in Metalloporphyrin COFs Enables Microenvironment and Spin‐State Regulation for Photocatalytic CO2 Reduction

open access: yesAdvanced Materials, EarlyView.
Alkoxy chain length drives a continuous transition from eclipsed AA to a serrated, slipped AA* configuration over Co‐porphyrin COFs. A moderate slip both contracts the pore channel to enrich CO2 and suppress hydrogen evolution, and enhances collective high‐spin of Co sites, which delivers a record CO production rate with high selectivity.
Jie He   +8 more
wiley   +1 more source

Stanford Synchrotron Radiation Laboratory. Activity report for 1988

open access: yes, 1996
For SSRL operations, 1988 was a year of stark contrasts. The first extended PEP parasitic running since the construction of our two beam lines on that storage ring took place in November and December.
Cantwell, K.
core   +1 more source

Lattice Strain and Built‐In Field Synergistically Boost Urea Oxidation via Dynamic NiOOH Mediation at Multiphase Heterointerfaces

open access: yesAdvanced Materials, EarlyView.
A sulfur‐doped lignin‐derived carbon‐coated Ni‐NiO‐MoO2 nanorod array was synthesized, exhibiting enhanced UOR performance ‐ due to lattice‐strain and built‐in electric field effects by multiphase heterogeneous interface in Ni‐NiO‐MoO2@SC, excellent corrosion resistance, mass‐transport ability, and long‐term stability (500 mA cm−2 at 1.53 V for 500 h ...
Jiawei Li   +9 more
wiley   +1 more source

Topological Spin‐Texture Transitions in van der Waals Magnets Revealed by X‐Ray Fourier Transform Holography

open access: yesAdvanced Materials, EarlyView.
Applied here for the first time to a 2D material, high‐resolution synchrotron x‐ray Fourier transform holography directly images topological spin textures in Fe3GeTe2. Combined with atomistic tight‐binding simulations including itinerant electrons and Rashba spin‐orbit coupling, the approach reveals labyrinth, skyrmion, and mixed phases, and uncovers ...
Sourav Chowdhury   +16 more
wiley   +1 more source

Three-dimensional imaging of sulfur chemical states in polymers with micrometer thickness using sulfur K-edge ptychographic tomography

open access: yesScientific Reports
Three-dimensional visualization of chemical bonding states in light-element materials remains challenging, particularly for micrometer-thick specimens, due to strong X-ray absorption and limited photon flux in the tender X-ray regime.
Yuhei Sasaki   +7 more
doaj   +1 more source

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