The most sensitive and complex organ in the human body is eye, so special attention should be needed for administration of pharmaceutical substances into eye. It one difficult researchers preparation drug delivery to anatomical characteristics physiological properties eye considered delivery. dosage forms depend upon anatomy physiology Drug on outer part as well inner ocular structure therapy a...

an oil and gas well cementing in gachsaran formation, where sustained annular pressure has been reported in many wells, presents a big challenge in maroon field. the main challenges are preventing gas migration and achieving zonal isolation using a competent cement sealant system which is able to withstand downhole stresses and high temperatures during production cycles. unlike conventional cem...

The global dairy sector has significant numbers: 133 million properties maintain 363 head of cattle suitable for farming, occupying 20% the planet's agricultural land. Since beginning 1990s, farming undergone major transformations in our country, seeking to become competitive and innovative market. With such importance economy many families, control costs property is fundamental because from th...