Results 91 to 100 of about 1,179,361 (339)

Monte Carlo modeling of radiation dose from radiation therapy with superficial x‐rays

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Introduction Superficial x‐rays (50–100 kVp) are used for treating non‐melanoma skin cancer and intraoperative radiation therapy (IORT). At these energies, the photoelectric effect significantly increases absorbed dose to bone compared to soft tissue.
Reham Barghash   +3 more
wiley   +1 more source

The Lattice Structure and Optical Properties of Neodymium-Doped Gadolinium Vanadate Crystals Induced by Ion Irradiation

open access: yesIEEE Photonics Journal, 2017
In recent times, the neodymium-doped gadolinium vanadate (Nd:GdVO4) crystal has attracted significant attention as one of the most valuable functional materials, but its lattice structure can be easily modified in an irradiation environment, which ...
Mei Qiao   +7 more
doaj   +1 more source

Particle physics perspective [PDF]

open access: yesProceedings of XXIV International Workshop on Deep-Inelastic Scattering and Related Subjects — PoS(DIS2016), 2016
9 pages, 6 figures, Talk presented at the 24th International Workshop on Deep-Inelastic Scattering and Related Subjects, 11-15 April, 2016, DESY Hamburg ...
openaire   +3 more sources

Dosimetric effect of silicone‐based gel on skin surface during volumetric modulated arc therapy for breast cancer

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose This study aims to quantify and compare the dosimetric effects of varying thicknesses of StrataXRT, a silicone‐based gel, and other topical agents on the skin surface during volumetric modulated arc therapy (VMAT) for breast cancer.
Tenyoh Suzuki   +13 more
wiley   +1 more source

An Underlying Asymmetry within Particle-size Segregation [PDF]

open access: yesarXiv, 2015
We experimentally study particle scale dynamics during segregation of a bidisperse mixture under oscillatory shear. Large and small particles show an underlying asymmetry that is dependent on the local particle concentration, with small particles segregating faster in regions of many large particles and large particles segregating slower in regions of ...
arxiv  

Collisionless particle dynamic in an axi-symmetric diamagnetic trap [PDF]

open access: yesarXiv, 2020
Particle dynamic in an axi-symmetric mirror machine with an extremely high plasma pressure equal to pressure of vacuum magnetic field (so-called regime of diamagnetic confinement) is investigated. Extrusion of magnetic field from central region due to plasma diamagnetism leads to non-conservation of the magnetic moment and can result in chaotic ...
arxiv  

Evaluation of dosimetric and spatial accuracy of a virtual cone technique for radiosurgery using linac‐integrated CBCT‐based polymer gel dosimetry

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose This study evaluates the dosimetric and geometric precision of a virtual cone technique using CBCT‐based polymer gel dosimetry, enabling radiation delivery, and imaging readout within an identical spatial coordinate system. Methods We created a C# script for a virtual cone technique that generates a treatment plan with 10 gantry arcs ...
Tenzin Kunkyab   +6 more
wiley   +1 more source

Contributions from $${\Phi }_{B2}$$ ΦB2 to the B $${\rightarrow }$$ → PP decays within the QCD factorization

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
With the potential for the improvements of measurement precision, the refinement of theoretical calculation on hadronic B weak decays is necessary. In this paper, we study the contributions of B mesonic distribution amplitude $${\Phi }_{B2}$$ ΦB2 within ...
Qin Chang   +4 more
doaj   +1 more source

Bottom-quark effects in Higgs production at intermediate transverse momentum

open access: yesJournal of High Energy Physics, 2018
We provide a precise description of the Higgs boson transverse momentum distribution including top and bottom quark contributions, that is valid for transverse momenta in the range m b  ≲ p ⊥ ≲ m t , where m b and m t are the bottom and top quark masses.
Fabrizio Caola   +5 more
doaj   +1 more source

Strings, gravity and particle physics [PDF]

open access: yes, 2004
LaTeX, 28 pages, 13 figures. Contribution to the proceedings of the 2002 Rencontres de Moriond "Electroweak interactions and unified theories"
SAGNOTTI, AUGUSTO, SEVRIN A.
openaire   +8 more sources

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