منابع مشابه
No risk, no fun: The role of perceived risk in adventure tourism
There is a long tradition in tourism research to investigate the issue of perceived risk. The reason lies in the tourism industry’s aim to reduce the risk perceptions among tourist in order to increase sales. Perceived risk is thus seen as a hurdle to attracting tourists and the managerial aim is to reduce it. At the same time there is a sub-sector of tourism industry, adventure tourism that se...
متن کاملNo Fun in the Sun
.4cademic Departnment of Obstetrics and Gvnaecologi, School of Postgraduate Medicine, Keele U-niversity., North Staffordshire Hospital, Stoke-on-Trent, Staffordshire ST4 7QB, UK; 'Department of Mathematics, Keele Univ ersit Staffordshire ST5 5BG, U-K: -Centre for Pathologi and Mfolecular Medicine, School of Postgraduate .Uedicine, Keele Unii ersiti,.orth Staffordshire Hospital. Stoke-on-Trent. ...
متن کاملبررسی سطح انرژی پتانسیل بین مولکولی سامانه no-no
برای بررسی انرژی برهم کنش بین مولکولی سامانه no-no محاسبات با روش همبستگی ump2،b3lyp و qsisd(t) با استفاده از مجموعه های همبستگی سازگار دانینگ، cc-pvdz و cc-pvtz و همچنین تکمیل شده دو مجموعه، با افزایش توابع پخش aug-cc-pvdz وaug-cc-pvtz و مجموعه پایه6-311+g و تکمیل شده مجموعه با افزایش توابع نفوذی 6-311+g* انجام گرفته است. با هر یک از روشها و مجموعه های پایه ذکر شده، چهار حالت مختلف و 37 مقد...
15 صفحه اولArginine/arginase NO NO NO.
Arginine is a semi-essential amino acid that plays a critical role in several metabolic pathways. The best known of these is as the immediate precursor of urea in the liver and to a lesser extent in the intestine.1 The enzyme responsible for the cleavage of arginine to produce urea is arginase, which is the only enzyme in the urea cycle that comes in two forms, arginase I, a cytosolic enzyme, a...
متن کامل“No Water, No Life. No Blue, No Green”
W is the most precious and essential natural resource. If unadulterated and at room temperature, it is tasteless, odorless (to humans), and transparent. Water sustains life, reshapes topography, provides passage and conveyance, and delineates and destroys geopolitical boundaries. Water comprises ≈71% of Earth’s surface, and the United States Geological Survey estimates that Earth is covered by ...
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ژورنال
عنوان ژورنال: Sport- und Präventivmedizin
سال: 2010
ISSN: 1867-1977,1867-1985
DOI: 10.1007/s12534-010-0135-6