Results 11 to 20 of about 10,676,082 (292)

Intramolecular Energy Transfer Through Linear Polynes. Effect of Spacers [PDF]

open access: yesMolecular Crystals and Liquid Crystals Incorporating Nonlinear Optics, 1990
The optical properties of linear polyenes terminally substituted with different molecules (mainly anthryl- and TPP-substituents) have been studied. Bicyclic spacers within the polyene chain affect the quantum yields but do not interrupt intramolecular energy transfer between the endgroups.
Blessing, Gerd   +6 more
openaire   +4 more sources

Calibration of TEPC for CubeSat Experiment to Measure Space Radiation [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
A newly designed Tissue Equivalent Proportional Counter (TEPC) has been developed for the CubeSat mission, SIGMA (Scientific cubesat with Instruments for Global Magnetic field and rAdiation) to investigate space radiation.
Uk-Won Nam   +11 more
doaj   +1 more source

Monte Carlo Modeling of DNA Lesions and Chromosomal Aberrations Induced by Mixed Beams of Alpha Particles and X-Rays

open access: yesFrontiers in Physics, 2020
Prediction of health risks associated with exposure to mixed beams of high- and low-linear energy transfer ionizing radiation is based on the assumption that the biological effect caused by mixed radiation equals the sum of effects resulting from the ...
Beata Brzozowska   +3 more
doaj   +1 more source

Dosimetric response of Gafchromic™ EBT‐XD film to therapeutic protons

open access: yesPrecision Radiation Oncology, 2023
The EBT‐XD model of Gafchromic™ films has a broader optimal dynamic dose range, up to 40 Gy, compared with its predecessor models. This characteristic has made EBT‐XD films suitable for high‐dose applications, such as stereotactic body radiotherapy and ...
Fada Guan   +11 more
doaj   +1 more source

Radiation-Induced Cardiovascular Disease: Mechanisms and Importance of Linear Energy Transfer

open access: yesFrontiers in Cardiovascular Medicine, 2018
Radiation therapy (RT) in the form of photons and protons is a well-established treatment for cancer. More recently, heavy charged particles have been used to treat radioresistant and high-risk cancers.
Christopher B. Sylvester   +4 more
doaj   +1 more source

Development and Characterization of Tissue Equivalent Proportional Counter for Radiation Monitoring in International Space Station [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2013
Tissue equivalent proportional counter (TEPC) can measure the Linear Energy Transfer (LET) spectrum and calculate the equivalent dose for the complicated radiation field in space.
Uk-Won Nam   +9 more
doaj   +1 more source

Linear Operator Inequality and Null Controllability with Vanishing Energy for Unbounded Control Systems [PDF]

open access: yes, 2013
We consider a linear boundary or point control system on a Hilbert space $H$ which is null controllable at some time $T_0 >0$. To every initial state $ y_0 \in H$ we associate the minimal ``energy'' needed to transfer $ y_0 $ to $ 0 $ in a time $ T \ge ...
Zabczyk, J.   +8 more
core   +1 more source

Long‐Term Observations of Galactic Cosmic Ray LET Spectra in Lunar Orbit by LRO/CRaTER

open access: yesSpace Weather, 2020
The Cosmic Ray Telescope for the Effects of Radiation (CRaTER) has been orbiting the Moon since 2009 aboard the Lunar Reconnaissance Orbiter (LRO). From this vantage point, it samples the interplanetary energetic particle population outside the shielding
M. D. Looper   +11 more
doaj   +1 more source

Energy pattern aided simultaneous wireless information and power transfer [PDF]

open access: yes, 2015
In echoing Varshney's seminal concept of jointly transmitting information and energy, we propose the concept of an energy pattern aided Simultaneous Wireless Information and Power Transfer (SWIPT) system, where in addition to power transfer, information ...
Yang, Lie-Liang   +2 more
core   +1 more source

Microdosimetry test on double layer beam shaping assembly neutron beam as a boron neutron capture therapy neutron source using PHITS code [PDF]

open access: yesЯдерна фізика та енергетика
A microdosimetry test on a double layer beam shaping assembly (DLBSA) neutron beam has been carried out using the particle and heavy ion transport code system (PHITS).
Bilalodin   +5 more
doaj   +1 more source

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