Results 1 to 10 of about 104,445 (166)

Monte Carlo simulation and unfolding of an extended Bonner sphere system for secondary neutron spectrometry in proton therapy facilities using conventional BSS experimental data [PDF]

open access: yesFrontiers in Oncology
The extended-range Bonner Sphere Spectrometer (BSS) is a valuable tool for characterizing neutron fields in radiotherapy, including proton therapy facilities, where secondary neutrons contribute to the incidental dose received by the patient and staff ...
Adrián Díaz-Comeche   +12 more
doaj   +2 more sources

NEXAFS Spectra Simulations of Nitrogen-Bearing Heterocycles [PDF]

open access: yesACS Omega
Ricardo R. Oliveira   +2 more
doaj   +2 more sources

Measurement of leakage neutron spectra with D-T neutrons and evaluated nuclear data [PDF]

open access: yesEPJ Web of Conferences, 2020
Benchmarking of evaluated neutron nuclear data libraries was performed for ∼14.8 MeV neutrons on the several targets, such as gallium, graphite, silicon carbide, uranium and tungsten samples.
Han Rui   +8 more
doaj   +1 more source

Theoretical investigation of geometric configurations and vibrational spectra in citric acid complexes [PDF]

open access: yesMaterials Research, 2014
The performance of advanced electronic ceramics is directly related to the synthesis route employed. Sol-gel methods are widely used for this purpose. However, the physicochemical intermediate steps are still not well understood. Better understanding and
Rodrigo Marques Ferreira   +5 more
doaj   +1 more source

Comparative studies of IR spectra of deprotonated serine with classical and thermostated ring polymer molecular dynamics simulations

open access: yesStructural Dynamics, 2021
Here we report the vibrational spectra of deprotonated serine calculated from the classical molecular dynamics (MD) simulations and thermostated ring-polymer molecular dynamics (TRPMD) simulation with third-order density-functional tight-binding.
V. S. Sandeep Inakollu, Haibo Yu
doaj   +1 more source

Simulation of Fast-Reactor Spectra [PDF]

open access: yesJournal of Nuclear Science and Technology, 1973
To simulate fast-reactor spectra, a simple shape function f(u; u/sub m/ ,B) with spectral parameters u/sub m/ and B has been derived by expanding the gross shape of the spectrnm into a series of Hermite functions. The parameters are determined by the moment method.
NISHIHARA, Hiroshi, OHTA, Masao
openaire   +2 more sources

Simulations and spectra of water in CO matrices [PDF]

open access: yesPhysical Chemistry Chemical Physics, 2017
Models to simulate water molecules embedded in CO matrices allow unbound water monomers to be identified from the observed infrared spectra.
Escribano, Rafael   +6 more
openaire   +4 more sources

Evaluating Snow Microwave Radiative Transfer (SMRT) model emissivities with 89 to 243 GHz observations of Arctic tundra snow [PDF]

open access: yesThe Cryosphere, 2023
Improved modelling of snow emissivity is needed to improve the assimilation of surface-sensitive atmospheric sounding observations from satellites in polar regions for numerical weather prediction (NWP). This paper evaluates emissivity simulated with the
K. Wivell   +5 more
doaj   +1 more source

HSQC Spectra Simulation and Matching for Molecular Identification

open access: yesJournal of Chemical Information and Modeling, 2023
In the pursuit of improved compound identification and database search tasks, this study explores Heteronuclear Single Quantum Coherence (HSQC) spectra simulation and matching methodologies. HSQC spectra serve as unique molecular fingerprints, enabling a valuable balance of data collection time and information richness.
Martin Priessner   +5 more
openaire   +5 more sources

Self-consistent 3D Radiative Transfer for Kilonovae: Directional Spectra from Merger Simulations

open access: yesThe Astrophysical Journal Letters, 2023
We present 3D radiative transfer calculations for the ejecta from a neutron star merger that include line-by-line opacities for tens of millions of bound–bound transitions, composition from an r -process nuclear network, and time-dependent thermalization
Luke J. Shingles   +9 more
doaj   +1 more source

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