نتایج جستجو برای: biological tissues

تعداد نتایج: 634970  

Journal: :iranian journal of medical physics 0
ali chaparian medical physic dept., shahid sadoughi university of medical sciences, yazd, iran

introduction individual x-ray diffraction patterns of biological tissues are obtained via interference of coherent scattering with their electrons. many scientists have distinguished normal and cancerous breast tissue, bone density, and urinary stone types using the x-ray diffraction patterns resulting from coherent scattering. the goal of this study was to introduce an optimized method for obt...

Journal: :galen medical journal 0
abolfazl mehdizadeh kashi minimally invasive surgery, endometriosis research center, hazrat-e rasool-e-akram hospital, iran university of medical science (iums), tehran, ir-iran kobra tahemanesh minimally invasive surgery, endometriosis research center, hazrat-e rasool-e akram hospital, iran university of medical science (iums), tehran, ir-iran. shahla chaichian mit research center of tmsb, iau, minimally invasive surgery, endometriosis research center, iran university of medical sciences (iums), tehran, iran mohammad taghi joghataei cellular and molecular research center, faculty of medicine, iran university of medical sciences (iums), tehran, iran. fateme moradi cellular and molecular research center, faculty of medicine, iran university of medical sciences (iums), tehran, iran. seyed mohammad tavangar department of pathology, shariati hospital, tehran university of medical sciences (tums),tehran, ir-iran

in this article we review the application and procedures involved in scanning electron microscope (sem) to observe biological and live tissues through using sem at high resolution. we discuss practical methods for optimizing tissue preservation to achieve the two principal goals of biological specimen preparation: (a) preserving biological structures as close to their living configuration as po...

Journal: :journal of biomedical physics and engineering 0
h ashrafi department of mechanical engineering, k. n. toosi university of technology m shariyat department of mechanical engineering, k. n. toosi university of technology

introduction: nano-indentation has recently been employed as a powerful tool for determining the mechanical properties of biological tissues on nano and micro scales. a majority of soft biological tissues such as ligaments and tendons exhibit viscoelastic or time-dependent behaviors. the constitutive characterization of soft tissues is among very important subjects in clinical medicine and espe...

Journal: :Physics Today 2021

How can researchers geometrically tune the extent to which a material embodies stiff or flexible structure?

Journal: :Bulletin of Kyiv Polytechnic Institute. Series Instrument Making 2017

Journal: :Environmental Health Perspectives 1974

The Image reconstruction is an important problem in optical tomography. The process of the image processing requires the study of photon migration in biological tissue. There are several approaches to study and simulate propagation of photons in biological tissues. These approaches are categorized into stochastic and analytical groups. The Monte Carlo method as a stochastic method is widely use...

Ali Chaparian, Mohammad Ali Oghabian Vahid Changizi

Introduction Individual X-Ray diffraction patterns of biological tissues are obtained via interference of coherent scattering with their electrons. Many scientists have distinguished normal and cancerous breast tissue, bone density, and urinary stone types using the X-Ray diffraction patterns resulting from coherent scattering. The goal of this study was to introduce an optimized method for obt...

Journal: :Biomechanics and Modeling in Mechanobiology 2010

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