Results 41 to 50 of about 2,547,452 (302)

Testing of the VENUS 4.12, DPMJET 2.55, QGSJET II-03 and SIBYLL 2.3 hadronic interaction models via help of the atmospheric vertical muon spectra

open access: yesEPJ Web of Conferences, 2017
Uncertainties of the model energy spectra of the most energetic secondary π± -mesons (and K± -mesons) are discussed. Computer simulations of the partial energy spectra of the atmospheric vertical muons induced by primary cosmic particles with various ...
Dedenko L. G.   +3 more
doaj   +1 more source

Spectral properties in the filter based on phase-shifted grating and Sagnac loop

open access: yes上海师范大学学报. 自然科学版, 2016
In this paper,a filter was designed basing on the phase shift grating and Sagnac loop.The theoretical model of the filter using Jones Matrix has been established,and the expression of the transmission spectrum has been deduced.The numerical simulations ...
WANG Lu, WU Xiangnong, ZHOU Ming
doaj   +1 more source

Simulating Absorption Spectra of Flavonoids in Aqueous Solution: A Polarizable QM/MM Study

open access: yesMolecules, 2020
We present a detailed computational study of the UV/Vis spectra of four relevant flavonoids in aqueous solution, namely luteolin, kaempferol, quercetin, and myricetin.
Sulejman Skoko   +3 more
doaj   +1 more source

Reaction–diffusion simulations of hydrogen isotope trapping and release from cavities in tungsten, I: Single cavity

open access: yesNuclear Materials and Energy, 2022
We present simulations of deuterium thermal desorption spectra (TDS) from a single nm-sized spherical cavity in tungsten. We study both D2gas-filled cavities and cavities with trapping only at surface sites.
M. Zibrov, K. Schmid
doaj   +1 more source

The VHL tumor suppressor at the crossroad of protein folding, aggregation, and cancer

open access: yesMolecular Oncology, EarlyView.
Mutations, environmental stress, and chaperone dysfunction can destabilize pVHL, promoting its conversion from the native folded state into amyloid‐like assemblies. This transition may contribute to protein storage, cell dormancy, survival, and drug resistance.
Lara Abad   +2 more
wiley   +1 more source

The RISTRETTO simulator: exoplanet reflected spectra

open access: yesGround-based and Airborne Instrumentation for Astronomy X
The upcoming Ristretto spectrograph is dedicated to the detection and analysis of exoplanetary atmospheres, with a primary focus on the temperate rocky world Proxima b. This scientific endeavor relies on the interplay of a high-contrast adaptive optics (AO) system and a high-resolution echelle spectrograph.
Bugatti, M.   +6 more
openaire   +2 more sources

Detailed simulations of sonoluminescence spectra

open access: yesJournal of Physics B: Atomic, Molecular and Optical Physics, 2001
We present detailed simulations of the optical spectra emitted from an argon plasma whose conditions correspond to those thought to prevail within sonoluminescing bubbles. The model incorporates detailed atomic physics based on atomic data from the Opacity Project database, and includes bound-bound, bound-free and free-free transitions.
Burnett, P   +9 more
openaire   +2 more sources

XANES Absorption Spectra of Penta-Graphene and Penta-SiC2 with Different Terminations: A Computational Study

open access: yesApplied Sciences
Pentagonal two-dimensional allotropes—penta-graphene (PG) and penta-SiC2—are promising but experimentally elusive materials whose identification requires spectroscopic fingerprints that extend beyond ground-state descriptors.
Andrea Pedrielli   +2 more
doaj   +1 more source

Significant Modulation of Vortex Resonance Spectra in a Square-Shape Ferromagnetic Dot

open access: yesNanomaterials, 2022
The resonance property of a magnetic vortex contained within a micron-sized square Py dot was detected using an amplitude-modulated magnetic field excitation technique.
Shaojie Hu   +4 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

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