Ruby Laser
Ruby Laser - In 1960, T .H. Maiman constructed the first laser using a Ruby crystal. Ruby is a crystalline form of silica(Al 2 O 3 ) with a slight natural doping of chromium. It has the following advantages for being used as a laser. (i) It is a solid having ..
Lasers-An Introduction
.H. Townes and his co-workers. They discovered MASER. The principle of maser was adopted for the radiations of visible region by A. Schawloo in collaboration with Townes in the year 1958. The first laser device was developed by T .H. Maiman in the year 1960. It was "Fabry Parot Optical cavity reson..
See what our Users say :
I got a great help from tutors for my entrance test for math and English. Thank you so much
I am Jessica from New York, I got excellent English tutors from Tutor Vista, who helped me lot to overcome my grammar mistakes, Thanks a lot...
I got almost 4 hours continues help for my test last night, you guys are awesome and very patient. Thank you
We have a single tutor for 40 students in school, where as I have a personal tutor for myself with Tutor Vista, It's a great help -Joe