Manpower Details

Designation: Scientist D
Emp ID: 2050
Work Place: Hyderabad Laboratory


  1. Quantitative estimation of brominated compounds for restriction of hazardous substances (RoHS) present in computer key board switches (CKBS) using gas chromatography-mass spectrometry, Ramaswamy Kadari; Govindaiah Rabba, Swarnabala Ganti, Mahender Bhukya, Rambabu Urlagaddala,Ravi Prakasa Reddy Manda, Nagegownivari Ramachandra Munirathnam, J. Analytical Chemistry, Jan 2016, Vol 71, Issue 1, PP 133-139.

  2. A promising RVO4:Eu3+,Li+@SiO2 (R = Gd, Y and Gd/Y) red-emitting phosphor with improved luminescence (cd/m2) and colour purity for optical display applications; Urlagaddala Rambabu, Nagegownivari Ramachandra Munirathnam, Busireddy Sudhakar Reddy and Sandip Chatterjee; Luminescence, Volume 31, Issue 1, pages 141–151, February 2016.

  3. Simple and easy method of sample preparation for mercury analysis in compact  fluorescent lamps. G. Swarnabala, B. Divya, B. Mahender, K. Ramaswamy, U. Rambabu, M.R.P. Reddy, N. R . Munirathnam, Analytical Chemistry, 14 (2) (2014).

  4. Influence of Bi­3+ as a sensitizer and SiO2 shell coating as a protecting layer towards the enhancement of red emission in LnVO4: Bi3+, Eu3+ @ SiO2 (Ln = Gd, Y and Gd/Y) powder phosphors for optical display devices; U. Rambabu, N. R. Munirathnam, S. Chatterjee, B. Sudhakar Reddy, Sang-Do Han; Ceramics International 39 (2013) 4801–4811

  5. Effects of host composition, Al3+ as a sensitizer and SiO2 surface coating on luminescence intensity, color purity of MVO4: Al3+, Eu3+ @ SiO2 (M = Gd, Y and Gd/Y) red phosphors, U. Rambabu,  N. R. Munirathnam, D.P. Amalnerkar,  T. L. Prakash,  B. Sudhakar Reddy,  S. Chatterjee,Materials Chemistry and Physics, Volume 142, Issues 2–3, 15 November 2013, Pages 459–468

  6. Synthesis and characterization of Ag doped CaWO4 powder phosphors for optical emission, U. Rambabu, N.R. Munirahnam and T.L. Prakash, J. Opto-Electronics and Advanced Materials, vol. 11 (11) (2009) 1841

  7. Ultra high purification of gallium from 4N to 6N5 through Indian raw material sources - U. Rambabu, N. R. Munirathnam and T. L. Prakash; Materials Chemistry and Physics, Vol. 112 (2008) 485.

  8. Synthesis and characterization of morphologically different high purity gallium oxide nanopowders, U. Rambabu, N. R. Munirathnam, T. L. Prakash, B. Vengalrao, S. Buddhudu, J. Materials Science, vol., 42, no. 22/ November 2007, pp 9262-9266.

  9. Segregation behaviour of trace metal impurities during ultra high purification of gallium by zone refining; U. Rambabu, N.R. Munirathnam, R.C. Reddy and T.L. Prakash;  Indian J. of Pure and Appl. Phys., 43 (2005) 787.

  10. Emission spectra of LnPO4:RE3+ (Ln = La, Gd, RE = Eu, Tb and Ce) powder phosphors, U. Rambabu, N.R. Munirathnam, T.L. Prakash and S. Buddhudu, Materials Chemistry and Physics 78 (2002) 160-169.