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User Info

Profile Name
Dr. Subhadeep De
Current Designation
Residential Address

8C, Quarter #04, NPL Colony,
Dr. K. S. Krishnan Marg,
New Rajendra Nagar, New Delhi – 110060

Telephone 1
+91-11-4560 9229
Telephone 2
Brief Biodata
  • DP/DU No. and Name:
  • DU#4.01 & 4.03, Time and Frequency Division
  • Educational Qualifications:
  • Degree Subject University/Institute Year
    Ph. D. Physics University of Groningen, The Netherlands 2008
    M. Sc. Physics Indian Institute of Technology Kharagpur, India 2003
  • Academics/Research Experience:
  • Year Duration Research field University / Institute Position
    Nov 2012 - present Two months Building Single Trapped Ion Optical Standard with Ytterbium ion Time and Frequency Division, CSIR - NPL, India. Scientist
    Dec 2008 – Oct 2012 Three years ten months Experimental study of many-body phenomena using Bose Einstein Condensate Rubidium atoms Joint Quantum Institute, University of Maryland and NIST Gaithersburg, Maryland, USA. Research Associate
    May 2004 - Oct. 2008 Four years four months Laser Cooling and Trapping of Barium atoms – first time ever. Kernfysisch Versneller Institute, University of Groningen, The Netherlands. Ph. D.
  • Date of Joining NPL:
  • 30 November 2012
  • No. of Publications:
  • SCI Journals Conference/ proceedings Books Total
    08 03 0 11
  • No. of Patents :
  • None so far
  • Current Activity :

    I am involved in building an optical frequency standard on the narrow quadrupole transition at wavelength 435 nm, using single trapped Ytterbium ion (171Yb+).

  • Honours and Award:

    2012 - Post doctoral fellowship at Arhus University, Arhus, Denmark.
    2008 - Post doctoral fellowship at Joint Quantum Institute of NIST and UMD.
    2004 - Ubbo Emmaus junior research fellowship, Govt. of Netherlands.
    2001 - National scholarship, Govt. of India.
    1998 - National merit scholarship, State Govt. of West Bengal, India

  • Affiliations:

    Indian Laser Association (ILA).

    Indian Society of Atomic and Molecular Physics (ISAMP).
Profile Department
Time and Frequency Standards


Member for
4 years 11 weeks