قدرت تفکیک دستگاه طیف‌نگار جرمی به صورت مستقیم شدت یون خروجی و انرژی آن بستگی دارد. مقدار تولید شده جریان باریکه الکترونی وابسته است. از جمله وظایف مدار کنترل چشمه برخورد تنظیم برای رسیدن بهینه می‌باشد. در ساخت پارامترهایی نظیر تثبیت آن، دقیق پتانسل الکتریکی لنز الکترودهای یونی بسیار حایز اهمیت این مقاله با قابلیت انتشار الکترون، پتانسیل نقاط طراحی ساخته شد. کنترلر بر روی طیف نگار 44Varian MAT ...

the objectives of this study was to estimation of greenhouse gases (ghg) emissions and global warming in rice production and identify measures to reducing fossil energy use and greenhouse gases emissions. three rice production systems included sri, improved and conventional were studied. all activities, field operation and data in production methods and differents inputs rates were monitored an...

Vitamin D deficiency is common in non-Western immigrant groups living in Western countries. A comparison of vitamin D status in individuals who have emigrated and individuals who remain in their country of origin is needed in order to provide information about the effect of moving to northern latitudes. A total of 196 participants aged 30-60 years in a cross-sectional population-based study in ...

SRI 62-834 is a novel antineoplastic ether lipid which is currently undergoing a Phase 1 clinical trial in the United Kingdom. Its mechanism of action has not been defined. Incubation of 7.5 X 10(6)/ml HL-60 human myelomonocytic leukemia cells with between 10 and 50 microM SRI 62-834 brought about a concentration-dependent, biphasic rise in intracellular calcium, as measured by the calcium-sens...

Introduction In Sri Lanka, nursing education is moving from diploma nursing certificate to a university bachelor degree. In this transitional stage, the development of an evidence based national level framework for undergraduate nursing education is a crucially important step to improve nursing education and nursing service in Sri Lanka. The overall purpose of this PhD research study was to dev...

Ranjith Baskar Karthekeyan*, Ayya syama sundar, Sajith Sulaiman, Harish Ravulapalli, Mahesh Vakamudi and Priyasamy Thangavelu 1Department of Cardiac anesthesiology, Sri Ramachandra Medical College and research Institute, Porur, Chennai, India 2Resident in cardiac anesthesia, Sri Ramachandra Medical College and research Institute, Porur, Chennai, India 3Professor and Head, Department of anesthes...

– We analyzed skins and skulls of chevrotains (Moschiola sp., Artiodactyla) from Sri Lanka and India, and found considerable differences within this taxon. Based on the consistency of these differences we concluded that this taxon can be divided into three species: Moschiola indica from southern India, M. meminna from the Dry Zone in Sri Lanka, and M. kathygre n. sp. from Sri Lanka’s Wet Zone. ...