نتایج جستجو برای: stress state
تعداد نتایج: 1270498 فیلتر نتایج به سال:
Thermoelastic behavior of temperature-dependent (TD) and independent (TID) functionally graded variable thickness cantilever beam subjected to mechanical and thermal loadings is studied based on shear deformation theory using a semi-analytical method. Loading is composed of a transverse distributed force, a longitudinal distributed temperature field due to steady-state heat conduction from root...
Background and Objective: Leukemia is a type of cancer of the blood and bone marrow that is the most common cause of cancer in children. Parents of hospitalized children with cancer will experience serious psychological problems. This research was done to compare parent’s anxiety and post-traumatic stress symptoms and mental adjustment in children hospitalized with and without cancer. ...
Objectives : The aim of the study was to investigate factor structure of the Persian version of the Postpartum Stress Scale (PSS). Method: From accessible population and using a purposive sampling method, the current correlational study screened 142 people from all postpartum women at Zeinabiye State Maternity Hospital and gynecology and obstetrical departments in some non-state run hospitals...
on the basis of the steady-state two-dimensional theory of thermoelasticity, stress field around various holes in infinite isotropic plate is discussed. the plate is subjected to uniform heat flux and thermal insulated condition along the hole boundary is assumed. by using the complex potential functions and by applying the conformal mapping and solving the integral equations, the effect of blu...
the present paper is devoted to a new critical state based plasticity model able to predict drained and undrained behaviour of granular material. it incorporates a bounding surface plasticity model describing in multilaminate framework to capitalize on advantages of this mathematical framework. most of the models developed using stress/strain invariants are not capable of identifying the parame...
The state of stress in the Eastern California Shear Zone (ECSZ) changed significantly because of the occurrence of the 1992 Mw 6.1 Joshua Tree and the Mw 7.3 Landers earthquakes. To quantify this change, focal mechanisms from the 1975 Galway Lake sequence, the 1979 Homestead Valley sequence, background seismicity from 1981 to 1991, and the 1992 Landers sequence are inverted for the state of str...
background pregnancy is associated with physical and psychological changes in pregnant women. thus, we evaluate the effectiveness of stress management training with cognitive-behavioral approach on psychological aspects of primiparous women including state/trait anxiety, pregnancy anxiety and mental health. material and methods this research is a quasi-experimental study with pre and posttest. ...
to evaluate the anti-transpiration effect on yield and yield components of corn late yield 704 under drought stress experiment split factorial randomized complete block design with three replications in spring 2012 at the research station, kermanshah. and paclobutrazol treatments include salicylic acid, which is taking on two levels. based on the values determined in the following order foliar ...
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