Results 11 to 20 of about 1,185,923 (296)

Formation and Reactivity of Surface Methoxy Species in Methanol Conversion over SSZ-13 Zeolite

open access: yesChinese Journal of Magnetic Resonance, 2022
The formation and reactivity of surface methoxy species in methanol reaction over SSZ-13 zeolite were investigated by using solid-state nuclear magnetic resonance (NMR) technique. The surface methoxy species bound to Brønsted acid sites was identified by
QIN Rui   +6 more
doaj   +1 more source

Neutron Capture Cross Section Measurement and Resonance Analysis of 107Pd Using ANNRI at MLF/J-PARC [PDF]

open access: yesEPJ Web of Conferences, 2023
The neutron capture cross sections of 107Pd were measured using the Accurate Neutron-Nucleus Reaction Measurement Instrument (ANNRI) at the Japan Proton Accelerator Research Complex (J-PARC). Capture γ-rays were detected with a NaI(Tl) spectrometer.
Nakano Hideto   +7 more
doaj   +1 more source

Application of Ion Cyclotron Resonance to the Study of Inelastic Excitation by Low-Energy Electrons [PDF]

open access: yes, 1969
The geometry of the resonance cell employed for ion cyclotron resonance spectroscopy (1-3) is ideally suited for studying inelastic excitation by low-energy electrons.
Beauchamp, J. L., Ridge, Douglas P.
core   +1 more source

Isoscalar dipole response of heavy nuclei in low-energy region within kinetic model [PDF]

open access: yesЯдерна фізика та енергетика, 2020
The isoscalar dipole response of heavy spherical nuclei in the low-energy region is studied by using a semiclassical model, based on the solution of the linearized Vlasov kinetic equation for finite Fermi systems. In this translation-invariant model, the
V. I. Abrosimov, O. I. Davydovska
doaj   +1 more source

Thin-film composite membrane breaking the trade-off between conductivity and selectivity for a flow battery

open access: yesNature Communications, 2020
Low-cost flow batteries with high power density are promising for energy storage, but membranes with simultaneously high ion conductivity and selectivity should be developed.
Qing Dai   +8 more
doaj   +1 more source

Publisher Correction: Thin-film composite membrane breaking the trade-off between conductivity and selectivity for a flow battery

open access: yesNature Communications, 2020
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Qing Dai   +8 more
doaj   +1 more source

Hadron mass scaling near the s-wave threshold [PDF]

open access: yes, 2014
The influence of a two-hadron threshold is studied for the hadron mass scaling with respect to some quantum chromodynamics parameters. A quantum mechanical model is introduced to describe the system with a one-body bare state coupled with a single ...
Hyodo, Tetsuo
core   +2 more sources

Principles of Resonance Energy Transfer

open access: yesCurrent Protocols, 2022
AbstractThis unit describes the basic principles of Förster resonance energy transfer (FRET). Beginning with a brief summary of the history of FRET applications, the theory of FRET is introduced in detail using figures to explain all the important parameters of the FRET process.
Ágnes, Szabó   +2 more
openaire   +2 more sources

Energy Localization through Locally Resonant Materials [PDF]

open access: yesMaterials, 2020
Among the attractive properties of metamaterials, the capability of focusing and localizing waves has recently attracted research interest to establish novel energy harvester configurations. In the same frame, in this work, we develop and optimize a system for concentrating mechanical energy carried by elastic anti-plane waves. The system, resembling a
Marco Moscatelli   +2 more
openaire   +4 more sources

Plasmon-Coupled Resonance Energy Transfer [PDF]

open access: yesThe Journal of Physical Chemistry Letters, 2017
In this study, we overview resonance energy transfer between molecules in the presence of plasmonic structures and derive an explicit Förster-type expression for the rate of plasmon-coupled resonance energy transfer (PC-RET). The proposed theory is general for energy transfer in the presence of materials with any space-dependent, frequency-dependent ...
Liang-Yan Hsu   +2 more
openaire   +2 more sources

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