نتایج جستجو برای: pitted density and bulk density of haj

تعداد نتایج: 24081639  

Saturated hydraulic conductivity of soil is an important physical property of soil that affects water movement in soil, Since the measurement of saturated hydraulic conductivity by direct methods in the field or in the laboratory is hard, time-consuming and costly, the indirect methods are being used.The aim of this study is to estimate the saturated hydraulic conductivity from other soil prope...

Journal: :nanomedicine research journal 0
amirali abbasi molecular simulation laboratory (msl), azarbaijan shahid madani university, tabriz, iran jaber jahanbin sardroodi molecular simulation laboratory (msl), azarbaijan shahid madani university, tabriz, iran

objective(s): adsorption of immucillin-a (bcx4430) molecule on the pristine and n-doped tio2 anatase nanoparticles were studied using the density functional theory (dft) calculations. the adsorption energy analysis indicated that tio2+immucillin-a complexes including oc-substituted tio2 have higher adsorption energy than the complexes with ot substituted tio2, thus providing more stable configu...

Journal: :international journal of nano dimension 0
amirali abbasi molecular simulation laboratory (msl), azarbaijan shahid madani university, tabriz, iran.سازمان اصلی تایید شده: دانشگاه شهید مدنی (azarbaijan shahid madani university)سازمان های دیگر: 2 computational nanomaterials research group, azarbaijan shahid madani university, tabriz, iran 3 department of chemistry, faculty of basic sciences, azarbaijan shahid madani university, tabriz, iran jaber jahanbin sardroodi molecular simulation laboratory (msl), azarbaijan shahid madani university, tabriz, iran.سازمان اصلی تایید شده: دانشگاه شهید مدنی (azarbaijan shahid madani university)سازمان های دیگر: 2 computational nanomaterials research group, azarbaijan shahid madani university, tabriz, iran 3 department of chemistry, faculty of basic sciences, azarbaijan shahid madani university, tabriz, iran

we have performed density functional theory investigations on the adsorption properties of ammonia molecule on the undoped and n-doped tio2 anatase nanoparticles. we have geometrically optimized the constructed undoped and n-doped nanoparticles in order to fully understand the adsorption behaviors of ammonia molecule. for tio2 anatase nanoparticles, the binding site is preferentially located on...

ژورنال: علوم آب و خاک 1998
جمشیدیان, رضا , خواجه پور, محمدرضا ,

Methods of seedbed preparation affect establishment, growth and yield of crops via manipulating physical and chemical properties of soil. These effects on wheat-mungbean double-cropping have not been studied in Isfahan. Therefore, the influences of various seedbed preparation methods on soil physical properties and nutrients content and on establishment of mungbean (experimental line 1-61-16) w...

Introduction: MRI-only treatment planning (TP) can be advantageous in paediatric radiotherapy. However, electron density extraction is necessary for dose calculation. Normally, after bone segmentation, a bulk density is assigned. However, the variation of bone bulk density in patients makes the creation of pseudo CTs challenging. This study aims to assess the effects of bone den...

احمد جلالیان, , عباس پاشایی, , حسین خادمی, , فرشاد کیانی, ,

To investigate the degree of forest degradation and the effect of land use change on selected soil quality attributes in loess-derived landforms, samples were taken from different land uses including forest, rangeland, degradated rangeland and farmland in Pasang watershed located in the Galikesh area of Golestan province (37°16'N, 55°30'E). The annual average temperature and mean precipitation ...

In this article, the electronic  and optical properties of bulk TiC and  its narrow nanowires  were investigated using Quantum-Espresso/PWSCF computational package in the framework of density functional theory. According to the results, this compound showed a  metallic behavior in the bulk structure, but the small diameters of the nanowires  against the bulk structure&n...

ژورنال: علوم آب و خاک 2007
احمد جلالیان, , عباس پاشایی, , حسین خادمی, , فرشاد کیانی, ,

To investigate the degree of forest degradation and the effect of land use change on selected soil quality attributes in loess-derived landforms, samples were taken from different land uses including forest, rangeland, degradated rangeland and farmland in Pasang watershed located in the Galikesh area of Golestan province (37°16'N, 55°30'E). The annual average temperature and mean precipitation ...

The effective shear and bulk viscosity, as well as dynamic viscosity, describe the rheological properties of the ceramic body during the liquid phase sintering process. The rheological parameters depend on the physical and thermo-mechanical characteristics of the material such as relative density, temperature, grain size, diffusion coefficient, and activation energy. Thermal behavior of the cer...

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