During my Masters studies

 Decomposition for the Production of Bio-Fertilizer and Energy From Bio-Waste  On 21st Dec, 2013 at International Journal of Applied Engineering Research at the age of 18. http://www.ripublication.com/Volume/ijaerv8n17spl.htm

At International conference of transformer manufacturers arranged by ITMA at Delhi, India. Feb 13-14, 1986, on " Generating Inrush current pattern in laboratory, for power transformer and it wave shape on C.T secondary". During third year, Ph.D at IIT Roorkee, India-247667.

During the third year of studies.

During first year of MSc studies when I was 24.

During my 3rd year of undergraduate study ... aged 22

during my m.sc. study when I was 26

3rd year in my PhD career when I was 

First research paper: I was 27 a Ph.D. student.

First conference paper was actually a year later.

In the year of 2007, during PG degree

First year of MSc at the age of 24

First year of PhD at age of 25

Final year B.Eng at the of 23

During PhD. Age: 29

First year of PhD at the age of 24

During the first year of Ph.D., but not as first name!

My first article as "main" author was after the Ph.D.

2nd year PhD aged 24

I did it when I was 25 and first year of my Phd.

First year of PhD. Age: 25.

Second year of PhD. Age: 26.

In the third year of my bachelor degree... (5th semester, out of 8th semester)

First year of my Masters degree as a lecturer, aged 24

2nd year of M.Sc. 24 years old

2nd year of PG. age 26

second year of my M.Sc. study in 1988 at age 26

I published my first research paper at an age of 23 yrs when pursuing my M.E. degree in a national conference at Mysore.