نتایج جستجو برای: پروتونهای mev 69 45
تعداد نتایج: 231471 فیلتر نتایج به سال:
e-ASTROGAM (‘enhanced ASTROGAM’) is a breakthrough Observatory mission dedicated to the study of the non-thermal Universe in the Alessandro De Angelis INFN Padova, Via Marzolo 8, I-35141 Padova, Italy; also at INAF Padova, Udine University, and LIP/IST Lisboa Tel.: +39-049-967.7364 E-mail: [email protected] Vincent Tatischeff CSNSM, CNRS and Univ Paris-Sud, F-91405 Orsay Cedex, Fr...
Purpose: Implant length, implant surface area, and crown-to-root (c/r) ratio and their relationship to crestal bone levels were analyzed in 2 groups of partially edentulous patients treated with sintered porous-surfaced dental implants. Materials and Methods: One hundred ninety-nine implants were used to restore 74 partially edentulous patients with fixed prostheses. Implants were categorized a...
Cytosine methylation, a common form of DNA modification that antagonizes transcription, is found at transposons and repeats in vertebrates, plants and fungi. Here we have mapped DNA methylation in the entire Arabidopsis thaliana genome at high resolution. DNA methylation covers transposons and is present within a large fraction of A. thaliana genes. Methylation within genes is conspicuously bia...
So-called bottom-up fabrication methods aim to assemble and integrate molecular components exhibiting specific functions into electronic devices that are orders of magnitude smaller than can be fabricated by lithographic techniques. Fundamental to the success of the bottom-up approach is the ability to control electron transport across molecular components. Organic molecules containing redox ce...
Introduction The use of cut-outs in electron applicators make changes on output, isodose, and percentage depth dose (PDD) curves. These changes and electron beam dose distribution in the form of three-dimensional (3D) can be measured by gel dosimeters. Materials and Methods Dosimetry was performed with and without a square shield (6×6 cm2 field). The energies were 4, 9, and 16 MeV and phantom w...
An InGaAs/GaAs quantum well ~QW! disordering technique using AlAs native oxide and thermal annealing is presented. Unlike dielectric cap disordering, the AlAs native oxide can be placed close to quantum wells allowing for a spatially selective disordering deep within multilayer structures. The QW energy shifts and spatial control of the disordering were studied with photoluminescence and cathod...
The aspects of emotion, memory, motivation and independence are psychological conditions that often experienced by the elderly who live in nursing homes. home environment. This study aims to describe condition Husnul Khotimah Pekanbaru social for 35 45 Sabai Nan Aluih Pariaman home. research is a descriptive survey. subjects were 80 taken with total sampling technique. Data collected using ques...
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