نتایج جستجو برای: Ex-Situ

تعداد نتایج: 188663  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده مهندسی 1393

استفاده از سوخت های فسیلی به عنوان اصلی ترین منبع تولید کننده گازهای گلخا نه ای طی ده های گذشته باعث انتشار مقادیر بسیار این گازها در اتمسفر شده است. جهت کاهش این اثرات دو راه کار ارائه شد. اولین راه کار تغییر سوخت صنایع از سوخت های فسیلی به سوخت های تجدید پذیر بود و راه کار دوم به جمع آوری و ذخیره سازی گازه های تولیدی از صنایع اشاره داشت. با توجه به محدودیت های بیشمار در استفاده از سوخت های تج...

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Recently, a series of three-component compounds with the combination of Mn+1AXn known as Max phases have been considered as a new material. One of the most important features of Max phases, is the self-healing property of them. The main reason for considering Max Phases is a unique collection of unusual properties including their metallic, ceramic, physical, and mechanical properties. One of th...

2016
Daniel J. Larkin Sarah K. Jacobi Andrew L. Hipp Andrea T. Kramer

Ex situ conservation in germplasm and living collections is a major focus of global plant conservation strategies. Prioritizing species for ex situ collection is a necessary component of this effort for which sound strategies are needed. Phylogenetic considerations can play an important role in prioritization. Collections that are more phylogenetically diverse are likely to encompass more ecolo...

Journal: :Journal of radiological protection : official journal of the Society for Radiological Protection 2014
Peter D Rostron John A Heathcote Michael H Ramsey

Measurements made in situ with gamma detectors and ex situ measurements of soil samples in a laboratory can have complementary roles in the assessment of radioactively contaminated land on decommissioning nuclear sites. Both in situ and ex situ methods were used to characterize (137)Cs contamination within an area at the Dounreay site in Scotland. The systematic difference (bias) between estima...

2014
Stephanie L. Greene Theodore J. Kisha Long-Xi Yu Mauricio Parra-Quijano

A standard conservation strategy for plant genetic resources integrates in situ (on-farm or wild) and ex situ (gene or field bank) approaches. Gene bank managers collect ex situ accessions that represent a comprehensive snap shot of the genetic diversity of in situ populations at a given time and place. Although simple in theory, achieving complementary in situ and ex situ holdings is challengi...

2013
Daniel Foltys Moritz Kaths Mari Strempel Uwe Scheuermann Axel Heimann Veronika Weyer Torsten Hansen Oliver Kempski Gerd Otto

Background: The first crucial step in transplantation appears to be the effective rinsing of the graft during organ procurement. Even though there is strong suspicion that ex situ perfusion results in better rinsing of the graft, there is no proof for this hypothesis. The aim of this study was to analyse the differences of in situ and ex situ kidney perfusion in a porcine model. Methods: Standa...

2016
Boyan Li

This thesis consists of uncertainty and techno-economic studies of two different biofuels production pathways (catalytic pyrolysis and gasification). The objective of this paper is to obtain a side-by-side techno-economic comparison of in situ and ex situ catalytic pyrolysis, and gasification state-of-technology and target scenarios that addresses both sensitivity and uncertainty analysis in th...

Journal: :Plant Diversity 2017

2016
John F. Rauthmann Ryne A. Sherman

To what extent do people achieve accuracy in judging others’ situations? Based on interpersonal perception models, we propose that ex-situ raters may attain accuracy by judging the psychological characteristics of a situation that in-situ raters have experienced according to a normative and distinctive characteristics profile. Biesanz’ Social Accuracy Model (SAM) provides a flexible crossed-eff...

Journal: :Chemical Industry and Chemical Engineering Quarterly 2007

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