نتایج جستجو برای: non mechanical methods

تعداد نتایج: 3114385  

Journal: :genetics in the 3rd millennium 0
parisa naseri soheila khodakarim mohammad rafeie maryam sadat daneshpour

one of the most important goals for researchers in the clinic is to try to find newer and more effective ways to diagnose and cure the diseases. these clinical advances can create new points of view in other sciences and their combination with basic sciences such as statistics can improve these researches. in statistical genetics, linkage analysis is a way of finding the exact locus of a diseas...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم اجتماعی و اقتصادی 1389

abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...

Afshin Azmoodeh-Mishamandani, Hossein Navid Mohammad Moghaddam Vahed Shamsollah Abdollahpoor

The main purpose of this study is measuring and comparing of peanut harvesting loss in manual and mechanical methods in addition to economic analysis of them. Hence, a field was selected in Astaneh-Ashrafiyeh and divided to three different plots. Two plots were applied to measure mechanical harvesting loss and third one was applied for manual harvesting loss. According to test results, the lowe...

Journal: :international journal of reproductive biomedicine 0
tahereh modarresi marjan sabbaghian abdolhossein shahverdi hani hosseinifar ali asghar akhlaghi mohammad ali sadighi gilani

background: in patients with non-obstructive azoospermia (noa), vital spermatozoa from the tissue is obtained from testes by enzymatic treatment besides the mechanical treatment. objective: to increase the sperm recovery success of testicular sperm extraction (tese), with enzymatic digestion if no sperm is obtained from testis tissue by mechanical method. materials and methods: tissue samples w...

Journal: :journal of lasers in medical sciences 0
neda moslemi laser research center of dentistry (lrcd), tehran university of medical science, tehran, iran department of periodontics, tehran university of medical science, tehran, iran mohadeseh heidari department of periodontics, tehran university of medical science, tehran, iran stephane ayoub bouraima laser application in medical sciences research center, shahid beheshti university of medical sciences, tehran,iran

introduction: due to penetration of pathogenic bacteria into the periodontal tissues in moderate to severe periodontitis, the mechanical methods are not sufficient in these cases. therefore, administration of local/systemic antibiotic is recommended following mechanical root debridement. however, side effects of antibiotics such as microbial resistance and patient allergy led to development of ...

Journal: :international journal of nonlinear analysis and applications 0
touraj nikazad school of mathematics, iran university of science and technology mahdi mirzapour school of mathematics, iran university of science and technology

in this paper, we study projected non-stationary simultaneous it-erative reconstruction techniques (p-sirt). based on algorithmic op-erators, convergence result are adjusted with opial’s theorem. the advantages of p-sirt are demonstrated on examples taken from to-mographic imaging.

Journal: : 2021

Masonry buildings with wooden floor structures, not equipped vertical and horizontal tie beams, suffered the greatest damage in earthquake that hit Zagreb on 22 March 2020. It is very significant to know mechanical properties of walls during preparation masonry renovation design and, consequently, methods for determining such are presented detailed this paper. In addition description these meth...

Journal: :the journal of tehran university heart center 0
masoumeh lotfi-tokaldany tehran heart center, tehran university of medical sciences, tehran, iran. zahra savand-roomi tehran heart center, tehran university of medical sciences, tehran, iran. ali kasemisaeid tehran heart center, tehran university of medical sciences, tehran, iran. hakimeh sadeghian tehran heart center, tehran university of medical sciences, tehran, iran.

background: several echocardiographic markers have been introduced to assess the left ventricular (lv) mechanical dyssynchrony. we studied dyssynchrony markers and the latest lv activation site in heart failure patients with and without left bundle branch block (lbbb). methods: conventional echocardiography and tissue velocity imaging were performed for 78 patients (lv ejection fraction ≤ 35%),...

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