This article presents an overview of the reports on doping TiO2 with carbon, nitrogen, and sulfur, including single, co-, tri-doping. A comparison properties photocatalysts synthesized from various precursors C, N, or S dopants is summarized. Selected methods synthesis non-metal doped are also described. Furthermore, influence preparation conditions mode (interstitial substitutional) reference ...

Article history: Received 2 July 2014 Received in revised form 13 April 2015 Accepted 24 May 2015 Available online 2 December 2015 Content analysis was conducted to provide a framework for studying the current state of and problems in the application of meta-analysis in the field of library and information science (LIS). The content of 35 meta-analysis application articles published in LIS-orie...

There is strong evidence indicating that elevated plasma total homocysteine (tHcy) levels are a major independent biomarker and/or a contributor to chronic conditions, such as CVD. A deficiency of vitamin B12 can elevate homocysteine. Vegetarians are a group of the population who are potentially at greater risk of vitamin B12 deficiency than omnivores. This is the first systematic review and me...

background an effective emergency referral transport system is the link between the home of the pregnant woman and a health facility providing basic or comprehensive emergency obstetric care. this study attempts to explore the role of emergency transport associated with maternal deaths in unnao district, uttar pradesh (up).   methods a descriptive study was carried out to assess the causes of a...

review articles are more considered because of special target groups, more citations and cheaper to do. this article is reviewing current evidence by choosing relevant ones through a narrative review article. it is going to provide an appropriate model and promotes the quality of review articles by focusing on the principles of writing them and also the common mistakes in this era.

by political choice, people achieve the official positions in political system. woman's political participation is one of the most important subjects that has been take attention of scientists and devoted much of sociopolitical topics. parliament provides suitable ground in order to woman's political participation. in this article, by using descriptive and analytical method, the barri...