Results 21 to 30 of about 85,563 (245)

A geometrical model for the Monte Carlo simulation of the TrueBeam linac [PDF]

open access: yes, 2015
Monte Carlo (MC) simulation of linacs depends on the accurate geometrical description of the head. The geometry of the Varian TrueBeam (TB) linac is not available to researchers. Instead, the company distributes phase-space files (PSFs) of the flattening-
Brualla, Lorenzo   +5 more
core   +3 more sources

Flattening Filter-Free Volumetric-Modulated Arc Radiotherapy for Left-Sided Whole-Breast, Partial-Breast, and Postmastectomy Irradiations

open access: yesJournal of Medical Physics, 2022
Purpose: Unflattened photon beams exhibit many benefits over traditional flattened beams for radiotherapy (RT), but comprehensive evaluations of dosimetric results and beam-on time using flattening filter-free (FFF) beams for all types of breast ...
Rui Zhang   +6 more
doaj   +1 more source

The Extended Edit Distance Metric [PDF]

open access: yes, 2007
Similarity search is an important problem in information retrieval. This similarity is based on a distance. Symbolic representation of time series has attracted many researchers recently, since it reduces the dimensionality of these high dimensional data
Fuad, Muhammad Marwan Muhammad   +1 more
core   +2 more sources

“Listen to the science!”—The role of scientific knowledge for the Fridays for Future movement

open access: yesFrontiers in Communication, 2022
The Fridays for Future movement (FfF) has drawn a lot of public and academic attention in recent years. So far, studies investigated the organization, mobilization, and motives of the movement from different perspectives as well as the relevance of ...
Anna Soßdorf, Viktor Burgi
doaj   +1 more source

Filament‐Based Melt Electrowriting Enables Dual‐Mode Additive Manufacturing for Multiscale Constructs

open access: yesSmall Science, 2023
Melt electrowriting (MEW) is an electric‐field‐assisted fiber‐forming biofabrication strategy for the additive manufacturing (AM) of precisely defined 3D microarchitectures.
Kilian Maria Arthur Mueller   +7 more
doaj   +1 more source

Impact of Some Overseas Monetary Variables on Indonesia: SVAR Approach

open access: yesECONOMICS, 2017
This study aims to investigate how the influence of monetary variables from abroad to Indonesia’s monetary conditions. This study uses exchange rate variables, interest rates of U.S. central banks, world oil prices and interest rates of Indonesian banks.
Subagyo Ahmad, Witjaksono Armanto
doaj   +1 more source

The application of fibular free flap with flexor hallucis longus in maxilla or mandible extensive defect: a comparison study with conventional flap

open access: yesWorld Journal of Surgical Oncology, 2018
Background The repair and reconstruction of maxillary and mandibular extensive defects have put huge challenges to surgeons. The fibular free flap (FFF) is one of the standard treatment choices for reconstruction.
Youkang Ni   +9 more
doaj   +1 more source

Prevalence and Related Factors of Flexible Flatfoot in School-Aged Children: A Cross-Sectional Study

open access: yesFoot & Ankle Orthopaedics, 2020
Category: Other; Midfoot/Forefoot Introduction/Purpose: There is a greater prevalence of flexible flatfoot (FFF) among children; however, most of them are physiological, and the associated factors are still in debate.
Liang Xiaojun MD, Zhao Hong-Mou MD, PhD
doaj   +1 more source

Localization of the number of photons of ground states in nonrelativistic QED

open access: yes, 2003
One electron system minimally coupled to a quantized radiation field is considered. It is assumed that the quantized radiation field is {\it massless}, and {\it no} infrared cutoff is imposed.
FUMIO HIROSHIMA, Lőrinczi J.
core   +1 more source

Free flux flow resistivity in strongly overdoped high-T_c cuprate; purely viscous motion of the vortices in semiclassical d-wave superconductor

open access: yes, 2002
We report the free flux flow (FFF) resistivity associated with a purely viscous motion of the vortices in moderately clean d-wave superconductor Bi:2201 in the strongly overdoped regime (T_c=16K) for a wide range of the magnetic field in the vortex state.
A. Carrington   +54 more
core   +1 more source

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