Michelia champaca L. (Magnoliaceae), an evergreen handsome tall tree, around 30 m high with yellow fragrant blossoms, native of Himalayas, and Southern parts of India, is an Indian medicinal plant which finds mention in several ancient writings and Ayurvedic texts. The plant assumes great significance in view of its rich chemical and pharmacological background; however it cannot be put to good use in the absence of standards. Hence the pharmacognostic studies and preliminary determinations as per specified guidelines on the said plant were undertaken as a tool for standardization and to...

Antennas are the fundamental component of any wireless communication system. The ubiquity of wireless communications has spurred the development of an extraordinary range of antennas of different shapes and sizes suited for different applications, each with its own advantages and limitations. Wireless communication,nowadays,is not meant merely to communicate and cover large distances, but rather for its flexibility and comfort. Short-range wireless links provide access to the fixed telecommunication infrastructure. There are applications especially in short range wireless link where...