Faculty Details

Areas of Interest

• Condensed Matter Experimental
• Spin and photon based Quantum technologies
• Magnetism and Magnetic Resonance
• Scanned Probe Microscopy
• Single photon emitters and detectors
• Metaphotonic structures

Current Research

Students

Current PhD Students

• PH18D060    ZAINAB CHOWDHRY
• PH19D022    SAGAR CHOWDHURY
• PH20D002    MADHURA GHOSH DASTIDAR
• PH17D046    SREYA SURESH (Co-Guidance)

Recent Publications

• Voltage driven, local, and efficient excitation of nitrogen-vacancy centers in diamond. Dominic Labanowski*, Vidya P. Bhallamudi*, Qiaochu Guo, Carola M. Purser, Brendan A. McCullian, P. Chris Hammel, Sayeef Salahuddin [*: Contributed equally]. Science Advances. 4 . eaat6574.
  DOI: 10.1126/sciadv.aat6574. 1803.02863 [physics.app-ph] 2018.
• Optically Detected Ferromagnetic Resonance in Metallic Ferromagnets via Nitrogen Vacancy Centers in Diamond. Michael R. Page, Feng Guo, Carola M. Purser, Joseph G. Schulze, Tomoya M. Nakatani, Christopher S. Wolfe, Jeffrey R. Childress, P. Chris Hammel, Gregory D. Fuchs, Vidya P. Bhallamudi. arXiv:1607.07485. 1607.07485 [cond-mat.mes-hall] 2016.
• Magnetic Resonance Force Detection using a Membrane Resonator. Nicolas Scozzaro, Will Ruchotzke, Amanda Belding, Jeremy D. Cardellino, Erick C. Blomberg, Brendan A. McCullian, Vidya P. Bhallamudi, Denis V. Pelekhov, P. Chris Hammel. J. Mag. Res.. 271 . 15 .
  DOI: 10.1016/j.jmr.2016.07.012. 1603.03953 [cond-mat.mes-hall] 2016.
• Local and broadband detection of ferromagnetic dynamics and spectroscopy using nitrogen-vacancy centers in diamond. C.S. Wolfe, S.A. Manuilov, C. Purser, R.M. Teeling-Smith, C. Dubs, P.C. Hammel, V.P. Bhallamudi. Appl. Phys. Lett.. 108 . 232409 .
  DOI: 10.1063/1.4953108. 1512.05418 [cond-mat.mes-hall] 2016.
• Nanofiber-based paramagnetic probes for rapid real-time biomedical oximetry. Vidya P. Bhallamudi, Ruipeng Xue, Carola M. Purser, Kayla F Presley, Yeshavanth K. Banasavadi-Siddegowda, Jinwoo Hwang Hwang, Balveen Kaur, P. Chris Hammel, Michael G. Poirier, John J. Lannutti, and Ramasamy P. Pandian. Biomed. Microdevices. 18 . 38 .
  DOI: 10.1007/s10544-016-0063-1. 2016.
• NV Center Electron Paramagnetic Resonance of a Single Nanodiasmond Attached to an Individual Biomolecule. Richelle M. Teeling-Smith, Young Woo Jung, Nicolas J. Scozzaro, Jeremy Cardellino, Isaac Rampersaud, Justin North, Marek Simon, Vidya P. Bhallamudi, Arfaan Rampersaud, Ezekiel Johnston-Halperin, Michael G. Poirier, P. Chris Hammel Biophys. J.. 110 . 2044 .
  DOI: 10.1016/j.bpj.2016.03.022. 1511.06831 [cond-mat.mes-hall] 2016.
• Correlating spin transport and electrode magnetization in a graphene spin valve: simultaneous magnetic microscopy and non-local measurements. A. J. Berger, M. R. Page, H. Wen, V. P. Bhallamudi, R. K. Kawakami, P. Chris Hammel. Appl. Phys. Lett.. 107 . 142406 .
  DOI: 10.1063/1.4932673. 1507.04832 [cond-mat.mes-hall] 2015.
• Spin pumping from spinwaves in thin film YIG . S. A. Manuilov, C. H. Du, R. Adur, H.L. Wang, V. P. Bhallamudi, F. Y. Yang, and P. C. Hammel. Appl. Phys. Lett.. 107 . 042405 .
  DOI: 10.1063/1.4927451. 2015.
• Microscopic studies of nonlocal spin dynamics and spin transport. Rohan Adur, Chunhui Du, Jeremy Cardellino, Nicolas Scozzaro, Chris S. Wolfe, Hailong Wang, Michael Herman, Vidya P. Bhallamudi, Denis V. Pelekhov, Fengyuan Yang and P. Chris Hammel. J. Appl. Phys.. 117 . 172604 .
  DOI: 10.1063/1.4914053. 2015.
• Nitrogen–vacancy centres: Nanoscale MRI, News and Views. Vidya Praveen Bhallamudi and P. Chris Hammel. Nat. Nanotech. 10 . 104 .
  DOI: 10.1038/nnano.2015.7. 2015.
• A versatile LabVIEW and field-programmable gate array-based scanning probe microscope for in operando electronic device characterization. Andrew J. Berger, Michael R. Page, Jan Jacob, Justin R. Young, Jim Lewis, Lothar Wenzel, Vidya P. Bhallamudi, Ezekiel Johnston-Halperin, Denis V. Pelekhov, P. Chris Hammel. Rev. of Sci. Instr.. 85 . 123702 .
  DOI: 10.1063/1.4902934. 1410.0577 [physics.ins-det] 2014.
• Damping of Confined Modes in a Ferromagnetic Thin Insulating Film: Angular Momentum Transfer across a Nanoscale Field-Defined Interface. Rohan Adur, Chunhui Du, Hailong Wang, Sergei A. Manuilov, Vidya P. Bhallamudi, Chi Zhang, Denis V. Pelekhov, Fengyuan Yang, and P. Chris Hammel. Phys. Rev. Lett.. 113 . 176601 .
  DOI: 10.1103/PhysRevLett.113.176601. 1405.4203 [cond-mat.mtrl-sci] 2014.
• Off-resonant manipulation of spins in diamond via precessing magnetization of a proximal ferromagnet. C. S. Wolfe*, V. P. Bhallamudi*, H. L. Wang, C. H. Du, S. Manuilov, R. M. Teeling-Smith, A. J. Berger, R. Adur, F. Y. Yang, and P. C. Hammel [*: Contributed equally]. Phys. Rev. B., Rapid Comm.. 89 . 180406.
  DOI: 10.1103/PhysRevB.89.180406. 2014.
• Experimental demonstration of scanned spin-precession microscopy. V. P. Bhallamudi, C.S. Wolfe, V.A. Amin, D. E. Labanowski, A. J. Berger, D. Stroud, J. Sinova, P. C. Hammel. Phys. Rev. Lett.. 111 . 117201 .
  DOI: 10.1103/PhysRevLett.111.117201. 1211.7118 [cond-mat.mes-hall] 2013.
• Imaging spin properties using spatially varying magnetic fields. V. P. Bhallamudi, A. J. Berger, D. E. Labanowski, D. Stroud, P. C. Hammel. J. Appl. Phys.. 111 . 013902 .
  DOI: 10.1063/1.3673259. 1010.3747 [cond-mat.mes-hall] 2012.

Teaching

• 2019 :  (Jan - May) - PH1020 Physics II; (Jul - Nov) - PH1010 Physics I
• 2020 :  (Jan - May) - ID5843 Experimental techniques for quantum computation and metrology / PH5120 Physics Lab II (PG)
• 2021 :  (Jan - May) - ID5843 Experimental techniques for quantum computation and metrology / PH1020 Physics II ; (Jul - Nov) - PH1010 Physics I
• 2022 :  (Jan - May) - ID5843 Experimental techniques for quantum computation and metrology / PH1030 Physics Laboratory I ; (Jul - Nov) - EP3290 Engg Physics Lab III
• 2023 :  (Jan - May) - EP3291 Engineering Physics Lab IV / ID5843 Experimental techniques for quantum computation and metrology