نتایج جستجو برای: non linear radiation

تعداد نتایج: 1906887  

Journal: :international journal of industrial mathematics 0
k. l. krupa ‎lakshmi‎ department of studies and research in mathematics, kuvempu university, shimoga-577 451, karnataka, india. b. j. ‎gireesha‎ department of studies and research in mathematics, kuvempu university, shimoga-577 451, karnataka, ‎india.‎ rama s r gorla department of mechanical engineering, cleveland state ‎university, cleveland, ohio, ‎usa. b. mahanthesh‎ department of mathematics and statistics, christ ‎university, bangalore-560027, karnataka, india.‎

‎the problem of two-phase mhd boundary layer flow, heat and mass transfer over a stretching sheet with fluid-particle suspension and thermal radiation has been studied. the effect of mass transfer in dusty fluid over a stretching sheet is considered for the first time. the governing equations are reduced to a set of non-linear ordinary differential equations under suitable similarity transforma...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده مهندسی 1389

abstract type-ii fuzzy logic has shown its superiority over traditional fuzzy logic when dealing with uncertainty. type-ii fuzzy logic controllers are however newer and more promising approaches that have been recently applied to various fields due to their significant contribution especially when the noise (as an important instance of uncertainty) emerges. during the design of type- i fuz...

Journal: :health scope 0
vida zaroushani department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ali khavanin department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran; department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran. tel: +98-2182883849, fax: +98-2182883825 seyed bagher mortazavi department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ahmad jonidi jafari department of environmental health engineering, school of public health, iran university of medical sciences, tehran, ir iran

results the results showed that the epoxy plates 6 and 2 mm thick had the highest and the lowest averages of shielding effectiveness at 4.48 db and 1.90 db, respectively. however, increasing the thickness was useful up to 4 mm. in addition, in a similar attenuation pattern, x-band frequency was divided into lower, middle, and upper sections. the lower section had the highest shielding effective...

Journal: :journal of medical signals and sensors 0
yoones imani niloufar teyfouri mohammad reza ahmadzadeh marzieh golabbakhsh

motion analysis and quality assessment of human sperm cell is of great importance for clinical applications of male infertility. sperm tracking is quite complex due to cell collision, occlusion and missed detection. the goal of this study is simultaneous tracking of multiple human sperm cells. in the first step in this research the frame difference algorithm is used for background subtraction. ...

Journal: :iranian journal of applied animal science 2015
a.o. raji l.g. asheikh i.d. mohammed

this study compared the use of five different models to describe the growth from birth to 20 weeks of age of kids from both genders of nondescript goats. fifty nine (59) nondescript kids were weighed weekly at the university of maiduguri livestock teaching and research farm, nigeria and the live weights were modeled. biologically relevant variables were estimated for each kid from the logistic,...

Journal: :caspian journal of mathematical sciences 2014
b. pourhassan j. khalilzadeh

in this paper, we consider non-linear ginsburg-pitaevski-gross equation with the rosen-morse and modifiedwoods-saxon potentials which is corresponding to the quantum vortices and has important applications in turbulence theory. we use the runge- kutta-fehlberg approximation method to solve the resulting non-linear equation.

الهویردی پورفلاح, طیب, اکبری, محمود رضا , قاسمی, آرش ,

Background and purpose: Due to creation of scattered radiation when using non-carbon fiber base plates particularly in treating breast cancer, applying this device can affect skin and body surface dose. Recently, using Gaf-Chromic films have led to obtaining good results in skin dosimetry. The purpose of this study was the estimation of skin dose in applying non-carbon fiber base plates using w...

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