PHYSICS

Pattabiraman, M

Associate Professor

HSB 114
Ph.D. IIT Madras

📞 044 - 2257 4890
✉️ pattu@iitm.ac.in

Areas of Interest

Current Research

Students

Current PhD Students

Recent Publications

* Hanle electromagnetically induced absorption in open Fgâ†’Feâ©½Fg transitions of the 87Rb D2 line. Raghwinder Singh Grewal and M Pattabiraman. J. Phys. B: At. Mol. Opt. Phys. 48 . 085501. 2015.
* Effect of an additional magnetic field on Hanle-type absorption resonances.*8 Raghwinder Singh Grewal and M Pattabiraman. J. Phys. B: At. Mol. Opt. Phys. 47 . 195501. 2014.</li>
* Sign reversal of Hanle Electromagnetically Induced Absorption with orthogonal circularly polarized optical fields,. Nibedita Ram and M. Pattabiraman,. J. Phys. B: At. Mol. Opt. Phys. 43. 245503 . 2010.

* Effect of Ellipticity on Hanle Electromagnetically Induced Absorption and Transparency Resonances with Longitudinal and Transverse Magnetic fields,. Nibedita Ram, M. Pattabiraman and C. Vijayan. Phys Rev A. 82. 033417 . 2010.

* Hanle electromagnetically induced transparency and absorption resonances with a Laguerre Gaussian beam,. J Anupriya, Nibedita Ram and M. Pattabiraman. Phys Rev A. 81. 043804 . 2010.

* Role of Transfer of Coherence in Enhanced Absorption Hanle Effect with Two Optical Fields. Nibedita Ram, J Anupriya, M. Pattabiraman, and C. Vijayan,. J. Phys. B: At. Mol. Opt. Phys. 42. 175504 . 2009.

* Tricritical point and Magnetocaloric effect of Nd1-xSrxMnO3. R. Venkatesh , M. Pattabiraman, K. Sethupathi, G. Rangarajan,. J. Appl. Phys.. 103. 07B319 . 2008.

* Magnetocapacitance in Dy-doped Ni ferrite. K. Kamala Bharathi, K. Balamurugan, P. N. Santhosh, M. Pattabiraman,G. Markandeyulu. Phys. Rev. B. 77. 172401. 2008.

* Phase competition driven temperature broadening of colossal magnetoresistance in La0.815Sr0.185MnO3. M. Pattabiraman, Ramakrishna , Nikhil Pratap Singh, R. Venkatesh, S. Angappane, Rama and G. Rangarajan. J. Alloys and Compounds. 452. 230-233 . 2008.

* Development of SQUID-Based System for Nondestructive Evaluation. R. Nagendran, M. P. Janawadkar, M. Pattabiraman, Dipak Kumar Baisnab, J. Jayapandian, R. Baskaran, L. S. Vaidhyanathan, Y. Hariharan, A. Nagesha, M. Valsan, K. Bhanu Sankara Rao, and Baldev Raj. EEE Trans. on Appl. Supercon.. 17. 3824 . 2007.

* Complex ferromagnetic state and magnetocaloric effect in single-crystalline Nd0.7Sr0.3MnO3. R. Venkatesh , M. Pattabiraman, S. Angappane, G. Rangarajan, K. Sethupathi, Jessy Karatha, M. Fecioru-Morariu, R.M. Ghadimi and G. Guntherodt. Phys. Rev. B. 75. 224415 . 2007.

* Low field Zeeman Magnetometry using Rubidium Absorption~T. Nibedita Ram, M. Pattabiraman and C. Vijayan. J. Phys.: Conf. Ser. 80. 012035 . 2007.

* Rapid Flaw Depth Estimation from SQUID-based Eddy Current Non-Destructive Evaluation. M. Pattabiraman, R. Nagendranand M. P. Janawadkar. NDT & E Internationa. 40. 289 . 2007.

* Enhanced Magnetoresistance Effect in Single Crystalline Nd0.5Sr0.5MnO3. R. Venkatesh, M. Pattabiraman, G.Rangarajan and K. Sethupathi. J. Appl. Phys.. 101. 09C506 . 2007.

* ESR Study of spin-lattice correlated clusters in Nd0.7Sr0.3MnO3 single crystals. S. Angappane, M. Pattabiraman, G. Rangarajan, K. Sethupati, Babu Varghese and V. S. Sastry. J. Phys. : Condens. Matter . 19. 036207 . 2007.

* Magneto caloric effect in Single crystalline Nd1-xSrxMnO3(x=0.3, 0.5). R.Venkatesh, M. Pattabiraman, K. Sethupathi and G.Rangarajan. J. Magn. Mater. 310. 2813 . 2007.

* Development of SQUID Based Non Destructive Evaluation System for Detecting Fatigue Induced Transformation of Î´-Ferrite to Non-Magnetic Phases. R. Nagendran, M. P. Janawadkar, M. Pattabiraman, D. K. Baisnab, R. Baskaran, L. S. Vaidhyanathan ,Y. Hariharan, Baldev Raj, A. Nagesha, M. Valsan , K Bhanu Sankara Rao. NDT & E International. 40. 215 . 2007.

* The Nd-Mn Exchange Interaction in Nd0.7Sr0.3MnO3. M. Pattabiraman, R. Venkatesh , G. Rangarajan, P. Murugaraj, C. Dimitropoulos, J-Ph.Ansermetand, G. Papavassiliou. J. Phys.: Condens. Matter. 18. 11081 . 2006.

* Finite element simulation of SQUID-based eddy current non-destructive evaluation of cylindrical tubes Pressure Vessels and Piping : Inspection and Life Management. M. Pattabiraman, R. Nagendran, D.K. Baisnab, M.P. Janawadkar and Y. Hariharan Publishers: Narosa Publishing House, ASM International and Alpha Science. Edited by Dr. Baldev Raj, Dr. B.K. Choudhary and Dr. Anish Kumar . 2006.

* Imaging Buried Defects In A Three Dimensional Magnetically Permeable Medium Using Generalized Inverse Technique. R. Bhaskaran, M. Pattabiraman and M. P. Janawadkar. J Appl. Phys. 100. 064909 . 2006.

* The thermoelectric method for non-destructive evaluation: a finite element study. M. Pattabiraman, R. Nagendran, D. K. Baisnab, M. P. Janawadkar and Y. Hariharan. J. Phys D: Appl. Phys. 38 . 3985-3990. 2005.

* Electron spin resonance study of Nd0.7Sr0.3MnO3 single crystals. S. Angappane, M. Pattabiraman, G. Rangarajan, and K. Sethupathi. J Appl. Phys. 97. 10H705 . 2005.

* Determination of the elastic moduli in LiAlO2. F. Jachmann, M. Pattabiraman and C. Hucho. J. Appl. Phys. 98. 073501 . 2005.

* Electrical conduction through bond percolation in Nd0.67Sr0.33MnO3. M. Pattabiraman, G. Rangarajan and P. Murugaraj. Sol. Stat. Commun. 132. 7-11. 2004.

* ESR studyof Nd0.5Sr0.5MnO3 single crystal. S. Angappane, M. Pattabiraman, G. Rangarajan, K. Sethupathi, G. Balakrishnan, D.McK. Paul, M.R. Lees, V.S. Sastry J Magn. 272â€“276. 1807â€“1809 . 2004.

* Electron magnetic resonance study in a single crystal of the colossal magnetoresistance manganite Nd0.5Sr0.5MnO3. S. Angappane, M. Pattabiraman, G. Rangarajan, K. Sethupathi and V.S. Sastry. Phys. Rev. 69. 094437 . 2004.

* Raman scattering study of Nd1-xSrxMnO3 (x = 0.3, 0.5). K-Y Choi, P. Lemmens, G. Guentherodt, M. Pattabiraman, G. Rangarajan, V. P. Gnezdilov, G. Balakrishnan, D. McK Paul and M. R. Lees. J. Phys. Condens. Matter. 15. 3333 . 2003.

## Teaching

* 2017 : (Jan - May) - EP3100 Atomic & Molecular Spectroscopy; (Jul - Nov) - PH5410 Atomic and Molecular Physics

* 2018 : (Jan - May) - EP3100 Atomic & Molecular Spectroscopy; (Jul - Nov) - EP3120 Statistical Physics and Applications

* 2019 : (Jan - May) - PH5020 Electromagnetic Theory; (Jul - Nov) - EP2090 Engineering Physics Lab I / EP3120 Statistical Physics and Applications / PH2050 Physics Lab III

* 2020 : (Jan - May) - PH2080 Physics Lab IV / PH5080 Statistical Physics; (Jul - Nov) - EP2090 Engineering Physics Lab I / PH2050 Physics Lab III / PH5210 Condensed Matter Physics II

* 2021 : (Jan - May) - EP3100 Atomic & Molecular Spectroscopy; (Jul - Nov) - EP2090 Engineering Physics Lab I / PH2050 Physics Lab III / PH5210 Condensed Matter Physics II

* 2022 : (Jan - May) - EP3190 Engineering Physics Lab II / PH2080 Physics Lab IV / PH5160 Condensed Matter Physics I; (Jul - Nov) - PH1010 Physics I

* 2023 : (Jan - May) - PH1020 Physics II