نتایج جستجو برای: intensity measurement

تعداد نتایج: 611033  

Journal: :IEICE Transactions 2005
Keum-Soo Jeon Young-Seok Wang Sang-Chul Moon Jae-Kyung Pan

We had recently measured a chromatic dispersion of optical fiber and a time delay of chirped fiber grating based on a bidirectional modulation of an optical intensity modulator. In this paper, we analyze characteristics of the chromatic dispersion measurement method using a bidirectional modulation of an optical intensity modulator, and give a detailed explanation about the selection of measure...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده مهندسی مکانیک 1393

اندازه گیری شدت صدا (sound intensity) برای تشخیص منابع نویز در یک مجموعه متراکم از قطعات در حال کار و مرتبط با یکدیگر در خودرو کابردهای فراوانی دارد. خوشبختانه بر اساس تلاشهای محققان [ j.y.chunf] and [f. j. fahy] سیستمی طراحی شده که میتوان بدون استفاده از اتاقک آکوستیک شدت صوت را با دقت خوبی در محیط های آزاد اندازه گیری کرد.

Journal: :Research in Astronomy and Astrophysics 2021

Abstract This paper presents a new method to obtain the deformation distribution on main reflector of an antenna only by measuring electric intensity spherical surface with focal point as center sphere, regardless phase. Combining differential geometry theory geometric optics method, this has derived deformation-intensity equation relate near-field directly. Based finite difference (FDM) and Ga...

Journal: :iranian red crescent medical journal 0
soheila bani department of midwifery, school of nursing and midwifery¸ tabriz university of medical sciences, tabriz, ir iran shirin hasanpour department of midwifery, school of nursing and midwifery¸ tabriz university of medical sciences, tabriz, ir iran zeinabalsadat mousavi department of midwifery, school of nursing and midwifery¸ tabriz university of medical sciences, tabriz, ir iran; department of midwifery, school of nursing and midwifery¸tabriz university of medical sciences, tabriz, ir iran. tel/ fax: +98-9127839475 parvin mostafa garehbaghi department of obstetric and gynecology, tabriz university of medical sciences, tabriz, ir iran morteza gojazadeh department of medicine, tabriz university of medical sciences, tabriz, ir iran

conclusions in this study¸ rosa damascena and mefenamic acid had similar effects on pain intensity of primary dysmenorrhea . with further studies, rosa damascena which has no chemical side effects¸ can be suggested for treating primary dysmenorrhea. results there was a significant difference between the average of pain intensity at different hours of measurement in each group after the end of f...

2015
Giampiero de Cesare Augusto Nascetti Domenico Caputo

In this work, we propose a multi-parametric sensor able to measure both temperature and radiation intensity, suitable to increase the level of integration and miniaturization in Lab-on-Chip applications. The device is based on amorphous silicon p-doped/intrinsic/n-doped thin film junction. The device is first characterized as radiation and temperature sensor independently. We found a maximum va...

Journal: :Bioinformatics 2010
Brian Carrillo Corey Yanofsky Sylvie Laboissiere Robert Nadon Robert E. Kearney

MOTIVATION Labeling techniques are being used increasingly to estimate relative protein abundances in quantitative proteomic studies. These techniques require the accurate measurement of correspondingly labeled peptide peak intensities to produce high-quality estimates of differential expression ratios. In mass spectrometers with counting detectors, the measurement noise varies with intensity a...

2016
Xiaodong Tao Dare Bodington Marc Reinig Joel Kubby Jack Baskin

In this paper, we demonstrate a fast binary intensity modulation based on the measurement of the binary TM. For each correction, the binary TM was calculated based on measurements of the intensity change at the target with a series of input masks. After preloading the measurement masks, the DMD can run at full speed during measurement. The system allows dynamic focusing at 12.5 Hz with 1024 inp...

Journal: :journal of dental materials and techniques 0
saied mostafa moazzami department of operative and esthetic dentistry, dental research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran reza kazemi department of reconstructive sciences, university of connecticut health center, school of dental medicine, farmington, usa maliheh alami department of operative and esthetic dentistry, dental research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran ebrahim attaran department of physics, ferdowsi university of mashhad, mashhad, iran michael mehhary center for dental research, loma linda university school of dentistry, loma linda majid sarmad department of statistics, faculty of mathematical sciences, ferdowsi university of mashhad, mashhad, iran

introduction: application of light transmitting posts to restore greatly damaged endodontically treated teeth has been increased. it is suspected that light intensity decreases as it passes throughout different materials. this can reduce the degree of conversion required for adequate bond strength throughout the length of these posts. the objective of this study was to evaluate the amount of li...

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