نتایج جستجو برای: freezing behavior

تعداد نتایج: 635614  

Journal: :Cold Regions Science and Technology 2022

This paper focuses on investigating how a particular but classical configuration of finite homogeneous soil layer, once studied by Terzaghi and currently subjected to freezing temperatures, behaves different boundary conditions can intervene affect the thermo-hydro-mechanical (THM) responses. Spatial homogeneity is strong assumption has decisive advantage simplicity, allowing eventually constru...

ژورنال: سلامت و محیط زیست 2011
علی محمدی, محمود, محوی, امیرحسین, مهدوی, مختار, ناصری, سیمین, یونسیان, مسعود,

Background and Objectives: Nowadays, most countries of the world have shortage of water due to many reasons such as population growth, rising of living standards, indiscriminate water use, and so on. Besides, in absence of adequate water resources, desalination of brackish and saline waters have been used to supply potable water. Freezing process is one of the methods which can be used to desal...

Journal: :محیط شناسی 0
مختار مهدوی دانشکدة بهداشت دانشگاه علوم پزشکی تهران، فوق لیسانس مهندسی بهداشت محیط سیمین ناصری دانشکدة بهداشت دانشگاه علوم پزشکی تهران، استاد گروه مهندسی بهداشت محیط امیرحسین محوی دانشکده بهداشت دانشگاه علوم پزشکی تهران، استادیار گروه مهندسی بهداشت محیط مسعود یونسیان دانشکدة بهداشت دانشگاه علوم پزشکی تهران، استاد گروه مهندسی بهداشت محیط محمود علیمحمدی دانشکدة بهداشت دانشگاه علوم پزشکی تهران، استادیار گروه مهندسی بهداشت محیط

today many countries have water shortage problems, so most of them compel to resort to desalination processes. this paper describes the effect of indirect contact freezing by external cooling for desalination of seawater and brackish water. although various types of processes are introduced for desalination and such processes as reverse osmosis (ro) and multi-effect distillation (med) are used ...

Journal: :Behavior genetics 2013
Caroline M Coppens Sietse F de Boer Thierry Steimer Jaap M Koolhaas

The current theories of animal personality are based on the observation that individual variation in behavior and physiology appears to be consistent across contexts. Rats of the Roman selection lines have been originally selected for differences in shuttle-box behavior. Besides differences in active avoidance, these animals differ more generally in coping style. Roman high avoidance (RHA) rats...

2017
Ruben Vale Dominic A. Evans Tiago Branco

Instinctive defensive behaviors are essential for animal survival. Across the animal kingdom, there are sensory stimuli that innately represent threat and trigger stereotyped behaviors such as escape or freezing [1-4]. While innate behaviors are considered to be hard-wired stimulus-responses [5], they act within dynamic environments, and factors such as the properties of the threat [6-9] and it...

Journal: Journal of Nuts 2017

In this study, different methods for shell splitting and the effect of freezing prior to drying on shell splitting percentage of pistachio were investigated. A completely randomized design was used to investigate the effects of different freezing temperatures (0, -6, -12 and -18°C), different drying temperatures (80, 90 and 100°C) and different cultivars (Akbari and Kalehghouchi) on shell split...

Frith L

Background: This paper considers whether the development of oocyte freezing raises any new or distinctive ethical issues. It will examine the ethical issues raised by this technique: the ’social’ use of egg freezing and how that might be defined; the use of egg freezing for cancer patients; and limitations and benefits of the technique. Materials and Methods: A consideration of the literature a...

Journal: :Learning & memory 2010
Ewelina Knapska Marta Mikosz Tomasz Werka Stephen Maren

It is well known that emotions participate in the regulation of social behaviors and that the emotion displayed by a conspecific influences the behavior of other animals. In its simplest form, empathy can be characterized as the capacity to be affected by and/or share the emotional state of another. However, to date, relatively little is known about the mechanisms by which animals that are not ...

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