Ratnasingham Sooryakumar - Publications

Affiliations: 
Physics Ohio State University, Columbus, Columbus, OH 
Area:
Electricity and Magnetism Physics
Website:
https://encomm.osu.edu/people/sooryakumar.1

106 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2018 Lauback S, Mattioli KR, Marras AE, Armstrong M, Rudibaugh TP, Sooryakumar R, Castro CE. Real-time magnetic actuation of DNA nanodevices via modular integration with stiff micro-levers. Nature Communications. 9: 1446. PMID 29654315 DOI: 10.1038/s41467-018-03601-5  0.44
2016 Mahajan KD, Ruan G, Dorcéna CJ, Vieira G, Nabar G, Bouxsein NF, Chalmers JJ, Bachand GD, Sooryakumar R, Winter JO. Steering microtubule shuttle transport with dynamically controlled magnetic fields. Nanoscale. 8: 8641-9. PMID 27049749 DOI: 10.1039/c5nr08529b  1
2016 Prikockis M, Wijesinghe H, Chen A, Vancourt J, Roderick D, Sooryakumar R. An on-chip colloidal magneto-optical grating Applied Physics Letters. 108. DOI: 10.1063/1.4947438  1
2016 Zizka J, King S, Every AG, Sooryakumar R. Mechanical properties of low- and high- k dielectric thin films: A surface Brillouin light scattering study Journal of Applied Physics. 119. DOI: 10.1063/1.4945672  1
2015 Hu X, Abedini-Nassab R, Lim B, Yang Y, Howdyshell M, Sooryakumar R, Yellen BB, Kim C. Dynamic trajectory analysis of superparamagnetic beads driven by on-chip micromagnets. Journal of Applied Physics. 118: 203904. PMID 26648596 DOI: 10.1063/1.4936219  1
2015 Chang L, Howdyshell M, Liao WC, Chiang CL, Gallego-Perez D, Yang Z, Lu W, Byrd JC, Muthusamy N, Lee LJ, Sooryakumar R. Magnetic tweezers-based 3D microchannel electroporation for high-throughput gene transfection in living cells. Small (Weinheim An Der Bergstrasse, Germany). 11: 1818-28. PMID 25469659 DOI: 10.1002/smll.201402564  1
2014 Howdyshell ML, Prikockis M, Lauback S, Vieira GB, Mahajan K, Winter J, Sooryakumar R. Deterministic and stochastic trajectories of magnetic particles: Mapping energy landscapes for technology and biology Ieee Transactions On Magnetics. 50. DOI: 10.1109/TMAG.2014.2323959  1
2014 Prikockis M, Chen A, Byvank T, Vieira GB, Peters B, Yang F, Sooryakumar R. Programmable self-assembly, disassembly, transport, and reconstruction of ordered planar magnetic micro-constructs Ieee Transactions On Magnetics. 50. DOI: 10.1109/TMAG.2013.2292601  1
2014 Mahajan KD, Vieira G, Ruan G, Bouxsein N, Dorcéna CJ, Lustberg M, Bachand G, Chalmers J, Sooryakumar R, Winter JO. Towards a biologically inspired nano-factory for molecular assembly, capture, transport, and characterization Nanoscale Science and Engineering Forum 2013 - Core Programming Area At the 2013 Aiche Annual Meeting: Global Challenges For Engineering a Sustainable Future. 516.  1
2013 Chen A, Byvank T, Chang WJ, Bharde A, Vieira G, Miller BL, Chalmers JJ, Bashir R, Sooryakumar R. On-chip magnetic separation and encapsulation of cells in droplets. Lab On a Chip. 13: 1172-81. PMID 23370785 DOI: 10.1039/c2lc41201b  1
2013 Jokilaakso N, Salm E, Chen A, Millet L, Guevara CD, Dorvel B, Reddy B, Karlstrom AE, Chen Y, Ji H, Chen Y, Sooryakumar R, Bashir R. Ultra-localized single cell electroporation using silicon nanowires. Lab On a Chip. 13: 336-9. PMID 23179093 DOI: 10.1039/c2lc40837f  1
2013 Daly BC, Bailey ST, Sooryakumar R, King SW. Noncontact optical metrologies for Young's modulus measurements of nanoporous low-k dielectric thin films Journal of Nanophotonics. 7. DOI: 10.1117/1.JNP.7.073094  1
2013 Chen A, Byvank T, Vieira GB, Sooryakumar R. Magnetic microstructures for control of brownian motion and microparticle transport Ieee Transactions On Magnetics. 49: 300-308. DOI: 10.1109/TMAG.2012.2224850  1
2013 Bailey S, Mays E, Michalak DJ, Chebiam R, King S, Sooryakumar R. Mechanical properties of high porosity low-k dielectric nano-films determined by Brillouin light scattering Journal of Physics D: Applied Physics. 46. DOI: 10.1088/0022-3727/46/4/045308  1
2013 Chen A, Sooryakumar R. Patterned time-orbiting potentials for the confinement and assembly of magnetic dipoles Scientific Reports. 3. DOI: 10.1038/srep03124  1
2012 Mahajan KD, Vieira GB, Ruan G, Miller BL, Lustberg MB, Chalmers JJ, Sooryakumar R, Winter JO. A MagDot-Nanoconveyor Assay Detects and Isolates Molecular Biomarkers. Chemical Engineering Progress. 108: 41-46. PMID 25580052  1
2012 King SW, Antonelli GA, Stan G, Cook RF, Sooryakumar R. Advances in metrology for the determination of young's modulus for low-k dielectric thin films Proceedings of Spie - the International Society For Optical Engineering. 8466. DOI: 10.1117/12.930482  1
2012 Vieira G, Chen A, Henighan T, Lucy J, Yang FY, Sooryakumar R. Transport of magnetic microparticles via tunable stationary magnetic traps in patterned wires Physical Review B - Condensed Matter and Materials Physics. 85. DOI: 10.1103/PhysRevB.85.174440  1
2012 Liu WC, Zhou W, Sooryakumar R, Mak CL. Inelastic light scattering studies of diffuse phase transition in ferroelectric Sr 1.9Ca 0.1NaNb 5O 15 thin films Journal of Raman Spectroscopy. 43: 326-330. DOI: 10.1002/jrs.3018  1
2012 Mahajan KD, Vieira GB, Ruan G, Miller BL, Lustberg MB, Chalmers JJ, Sooryakumar R, Winter JO. A mag dot-nanoconveyor assay detects and isolates molecular biomarkers Chemical Engineering Progress. 108.  1
2011 Chen A, Vieira G, Henighan T, Howdyshell M, North JA, Hauser AJ, Yang FY, Poirier MG, Jayaprakash C, Sooryakumar R. Regulating Brownian fluctuations with tunable microscopic magnetic traps. Physical Review Letters. 107: 087206. PMID 21929204 DOI: 10.1103/PhysRevLett.107.087206  1
2011 Zhou W, Bailey S, Sooryakumar R, King S, Xu G, Mays E, Ege C, Bielefeld J. Elastic properties of porous low-k dielectric nano-films Journal of Applied Physics. 110. DOI: 10.1063/1.3624583  1
2011 Henighan T, Giglio D, Chen A, Vieira G, Sooryakumar R. Patterned magnetic traps for magnetophoretic assembly and actuation of microrotor pumps Applied Physics Letters. 98. DOI: 10.1063/1.3562037  1
2011 Bandhu RS, Sooryakumar R, Bussmann K. Acoustic vibrations in free-standing single-, bi-layer nanomembranes and patterned wires Annalen Der Physik (Leipzig). 523: 107-120. DOI: 10.1002/andp.201000098  1
2011 Ruan G, Winter J, Sooryakumar R, Chalmers J, Nie S. Nanoparticles for biomedicine: Development of a family of novel nanocomposites and fundamental research into bio-transport phenomena Aiche Annual Meeting, Conference Proceedings 1
2010 Bailey ST, Twa MD, Gump JC, Venkiteshwar M, Bullimore MA, Sooryakumar R. Light-scattering study of the normal human eye lens: elastic properties and age dependence. Ieee Transactions On Bio-Medical Engineering. 57: 2910-7. PMID 20529725 DOI: 10.1109/TBME.2010.2052393  1
2010 Ruan G, Vieira G, Henighan T, Chen A, Thakur D, Sooryakumar R, Winter JO. Simultaneous magnetic manipulation and fluorescent tracking of multiple individual hybrid nanostructures. Nano Letters. 10: 2220-4. PMID 20450169 DOI: 10.1021/nl1011855  1
2010 Henighan T, Chen A, Vieira G, Hauser AJ, Yang FY, Chalmers JJ, Sooryakumar R. Manipulation of magnetically labeled and unlabeled cells with mobile magnetic traps Biophysical Journal. 98: 412-417. PMID 20141754 DOI: 10.1016/j.bpj.2009.10.036  1
2009 Hoffman GB, Zhou W, Sooryakumar R, Reano RM. Direct write of optical waveguides on chalcogenide thin films using electron beams Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures. 27: 2737-2741. DOI: 10.1116/1.3265542  1
2009 Vieira G, Henighan T, Chen A, Hauser AJ, Yang FY, Chalmers JJ, Sooryakumar R. Magnetic Wire Traps and Programmable Manipulation of Biological Cells Physical Review Letters. 103. DOI: 10.1103/PhysRevLett.103.128101  1
2009 Zhou W, Tiwari RP, Annamalai R, Sooryakumar R, Subramaniam V, Stroud D. Sound propagation in light-modulated carbon nanosponge suspensions Physical Review B - Condensed Matter and Materials Physics. 79. DOI: 10.1103/PhysRevB.79.104204  1
2009 Liu WC, Yao YB, Lam CY, Ng CS, Mak CL, Wong KH, Zhou W, Sooryakumar R. Epitaxial Sr1.8 Ca0.2 NaNb5 O15 thin film waveguides grown by pulsed laser deposition: Optical properties and microstructure Journal of Applied Physics. 106. DOI: 10.1063/1.3239991  1
2009 Hoffman GB, Zhou W, Sooryakumar R, Reano RM. Fabrication of Rib waveguides in Germanium-selenium chalcogenide glass through electron beam direct writing Optics Infobase Conference Papers 1
2008 Hoffman GB, Liu WC, Zhou W, Sooryakumar R, Boolchand P, Reano RM. Relief and trench formation on chalcogenide thin films using electron beams Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures. 26: 2478-2483. DOI: 10.1116/1.3002564  1
2008 Liu WC, Mak CL, Wong KH, Lo CY, Or SW, Zhou W, Hauser A, Yang FY, Sooryakumar R. Magnetoelectric and dielectric relaxation properties of the high Curie temperature composite Sr1.9Ca0.1NaNb5O 15-CoFe2O4 Journal of Physics D: Applied Physics. 41. DOI: 10.1088/0022-3727/41/12/125402  1
2008 Liu WC, Hoffman G, Zhou W, Reano RM, Boolchand P, Sooryakumar R. Slab waveguides and nanoscale patterning of pulsed laser-deposited Ge0.2 Se0.8 chalcogenide films Applied Physics Letters. 93. DOI: 10.1063/1.2965124  1
2007 Xie XP, Zhao XW, Knepper JW, Yang FY, Sooryakumar R. Evolution of magnetic domain reversal with temperature in Co/Pt multilayers observed by magneto-optical Kerr imaging Physical Review B - Condensed Matter and Materials Physics. 76. DOI: 10.1103/PhysRevB.76.184433  1
2006 Robinson M, Au Y, Knepper JW, Yang FY, Sooryakumar R. Magnetic imaging of layer-by-layer reversal in Co Pt multilayers with perpendicular anisotropy Physical Review B - Condensed Matter and Materials Physics. 73. DOI: 10.1103/PhysRevB.73.224422  1
2006 Jain A, Yi AY, Xie X, Sooryakumar R. Finite element modelling of stress relaxation in glass lens moulding using measured, temperature-dependent elastic modulus and viscosity data of glass Modelling and Simulation in Materials Science and Engineering. 14: 465-477. DOI: 10.1088/0965-0393/14/3/009  1
2006 Link A, Sooryakumar R, Bandhu RS, Antonelli GA. Brillouin light scattering studies of the mechanical properties of ultrathin low-k dielectric films Journal of Applied Physics. 100. DOI: 10.1063/1.2209428  1
2004 Gump J, Finkler I, Xia H, Sooryakumar R, Bresser WJ, Boolchand P. Light-induced giant softening of network glasses observed near the mean-field rigidity transition Physical Review Letters. 92: 245501-1. DOI: 10.1103/PhysRevLett.92.245501  1
2004 Bandhu RS, Zhang X, Sooryakumar R, Bussmann K. Acoustic vibrations in free-standing double layer membranes Physical Review B - Condensed Matter and Materials Physics. 70. DOI: 10.1103/PhysRevB.70.075409  1
2004 Au Y, Sooryakumar R, Bussmann K. Tunable field imbalance and spin precession in magnetic double layers Applied Physics Letters. 85: 4675-4677. DOI: 10.1063/1.1818725  1
2003 Zhang X, Sooryakumar R, Bussmann K. Confinement and transverse standing acoustic resonances in free-standing membranes Physical Review B - Condensed Matter and Materials Physics. 68: 1154301-1154305.  1
2003 Au Y, Sooryakumar R, Bussmann K. Spin waves in ferromagnetic double layers: Modifications by in-plane spacer-layer currents Physical Review B - Condensed Matter and Materials Physics. 67: 2144091-2144095.  1
2003 Zhang X, Bandhu RS, Sooryakumar R, Jonker BT. High-frequency standing longitudinal acoustic resonances in supported thin films Physical Review B - Condensed Matter and Materials Physics. 67: 754071-754075.  1
2002 Zhang X, Sooryakumar R. Probing confined interfacial excitations in buried layers by Brillouin light scattering Applied Physics Letters. 80: 4501-4503. DOI: 10.1063/1.1484550  1
2002 Bandhu RS, Sooryakumar R, Farrow RFC, Weller D, Toney MF, Rabedeau TA. Elastic properties of chemically ordered Co 3Pt thin films Journal of Applied Physics. 91: 2737-2741. DOI: 10.1063/1.1433924  1
2001 Chirita M, Xia H, Sooryakumar R, Tolle JB, Torres VM, Wilkens BJ, Smith DJ, Kouvetakis J, Tsong IST. Elastic properties of nanocrystalline zirconium-silicon-boron thin films Journal of Applied Physics. 89: 4349-4353. DOI: 10.1063/1.1354632  1
2001 Zhang X, Sooryakumar R, Every AG, Manghnani MH. Observation of organ-pipe acoustic excitations in supported thin films Physical Review B - Condensed Matter and Materials Physics. 64: 814021-814024.  1
1999 Chirita M, Sooryakumar R, Xia H, Monteiro OR, Brown IG. Observation of guided longitudinal acoustic modes in hard supported layers Physical Review B - Condensed Matter and Materials Physics. 60.  1
1999 Gump J, Xia H, Chirita M, Sooryakumar R, Tomaz MA, Harp GR. Elastic constants of face-centered-cubic cobalt Journal of Applied Physics. 86: 6005-6009.  1
1998 Chirita M, Robins G, Stamps RL, Sooryakumar R, Filipkowski ME, Gutierrez CJ. Spin waves and interlayer coupling in CoFe/Mn/CoFe structures Ieee Transactions On Magnetics. 34: 885-887. DOI: 10.1109/20.706300  1
1998 Chirita M, Robins G, Stamps RL, Sooryakumar R, Filipkowski ME, Gutierrez CJ, Prinz GA. Brillouin light scattering study of magnetic coupling in CoFe/Mn/CoFe Physical Review B - Condensed Matter and Materials Physics. 58: 869-876.  1
1997 Monteiro OR, Brown IG, Sooryakumar R, Chirita M. Elastic properties of diamond like carbon thin films: a Brillouin scattering study Materials Research Society Symposium - Proceedings. 444: 93-98.  1
1997 Tschopp S, Robins G, Stamps RL, Sooryakumar R, Filipkowski ME, Gutierrez CJ, Prinz GA. Observation of magnons by light scattering in epitaxial CoFe/Mn/CoFe trilayers Journal of Applied Physics. 81: 3785-3787.  1
1996 Liu X, Stamps RL, Sooryakumar R, Prinz GA. Spin-wave hybridization and magnetic anisotropies in a thick bcc cobalt film Physical Review B - Condensed Matter and Materials Physics. 54: 11903-11906.  1
1996 Liu X, Stamps RL, Sooryakumar R, Prinz GA. Magnetic anisotropies in thick body centered cubic Co Journal of Applied Physics. 79: 5387-5389.  1
1996 Bak J, Mak CL, Sooryakumar R, Venkateswaran UD, Jonker BT. Photoluminescence in Zn1-xCOxSe under hydrostatic pressure Physical Review B - Condensed Matter and Materials Physics. 54: 5545-5551.  1
1996 Liu X, Steiner MM, Sooryakumar R, Prinz GA, Farrow RFC, Harp G. Exchange stiffness, magnetization, and spin waves in cubic and hexagonal phases of cobalt Physical Review B - Condensed Matter and Materials Physics. 53: 12166-12172.  1
1996 Ham KM, Sooryakumar R, Kwon C, Li Q, Takeuchi I, Trajanovic Z, Venkatesan T. Reply to "Charge transfer in high-Tc (Y/Pr)Ba2Cu3O7 superlattices", Physical Review B - Condensed Matter and Materials Physics. 53: 6838-6839.  1
1996 Kwon C, Li Q, Kim KC, Robson MC, Trajanovic Z, Peng JL, Greene RL, Repaci AM, Lobb C, Decca R, Drew HD, Ramesh R, Venkatesan T, Ham KM, Sooryakumar R. Pulsed laser deposited superlattices based on perovskite oxides Superlattices and Microstructures. 19: 168-181.  1
1995 Subramanian S, Liu X, Stamps RL, Sooryakumar R, Prinz GA. Magnetic anisotropies in body-centered-cubic cobalt films Physical Review B. 52: 10194-10201. DOI: 10.1103/PhysRevB.52.10194  1
1995 Storozhuk V, Ham KM, Teng T, Sooryakumar R, Takeuchi I, Trajanovic Z, Kwon C, Li Q, Venkatesan T. Phonon anomalies in a-axis-oriented (YBa2Cu3O7)m(PrBa2Cu3O7)n superconducting superlattices: Evidence for an anisotropic gap function Physical Review B. 51: 6021-6027. DOI: 10.1103/PhysRevB.51.6021  1
1995 Bak J, Venkateswaran U, Mak CL, Sooryakumar R, Jonker BT. Pressure dependence of the fano asymmetry of optical phonons in Zn1 - xCoxSe and Zn1 - xFexSe Journal of Physics and Chemistry of Solids. 56: 563-566.  1
1994 Ham KM, Sooryakumar R, Takeuchi I, Trajanovic Z, Kwon C, Li Q, Venkatesan T. Raman-active phonons in thin a- and c-axis-oriented (YBa2Cu3O7)m(PrBa2Cu3O7)n superlattices Physical Review B. 50: 16598-16605. DOI: 10.1103/PhysRevB.50.16598  1
1994 Subramanian S, Sooryakumar R, Prinz GA, Jonker BT, Idzerda YU. Elastic constants of body-centered-cubic cobalt films Physical Review B. 49: 17319-17324. DOI: 10.1103/PhysRevB.49.17319  1
1994 Bak J, Sooryakumar R. Pressure dependence of the refractive index and of the sound velocity of methanol-ethanol solution: A brillouin scattering study High Pressure Research. 11: 329-336. DOI: 10.1080/08957959408203161  1
1994 Liu X, Sooryakumar R, Gutierrez CJ, Prinz GA. Exchange stiffness and magnetic anisotropies in bcc Fe1-xCo x alloys Journal of Applied Physics. 75: 7021-7023. DOI: 10.1063/1.356763  1
1994 Mak CL, Bak J, Sooryakumar R, Steiner MM, Jonker BT. Optical transitions in (ZnCo)Se and (ZnFe)Se: Role of an effective p-d exchange (invited) Journal of Applied Physics. 75: 5719-5724. DOI: 10.1063/1.355594  1
1994 Li Q, Kwon C, Xi XX, Venkatesan T, Ham KM, Sooryakumar R. Superconducting ReBa2Cu3O7-δ ultrathin films and superlattices Physica C: Superconductivity and Its Applications. 235: 91-94. DOI: 10.1016/0921-4534(94)91322-6  1
1994 Li Q, Kwon C, Bhattacharya S, Doughty C, Mao SN, Senapathi L, Xi XX, Venkatesan T, Peng JL, Li Z, Greene RL, Ham KM, Sooryakumar R, Schwarz SA. Superconducting ReBa2Cu3O7-8,9 ultrathin films and superlattices Proceedings of Spie - the International Society For Optical Engineering. 2157: 142-153.  1
1993 Ham KM, Sooryakumar R, Kwon C, Li Q, Venkatesan T. Raman study of (YBa2Cu3O7)m(PrBa2Cu3O7)n superlattices Physical Review B. 48: 16744-16750. DOI: 10.1103/PhysRevB.48.16744  1
1993 Mak CL, Sooryakumar R, Steiner MM, Jonker BT. Optical transitions in Zn1-xCoxSe and Zn1-xFexSe: Strong concentration-dependent effective p-d exchange Physical Review B. 48: 11743-11751. DOI: 10.1103/PhysRevB.48.11743  1
1993 Ham KM, Kim JT, Sooryakumar R, Lemberger TR. Raman study of the anomalous behavior of the 340-cm-1 CuO2 planar-oxygen phonon in Ni-doped YBa2Cu3O7-δ superconducting films Physical Review B. 47: 11439-11446. DOI: 10.1103/PhysRevB.47.11439  1
1992 Liu Y, Sooryakumar R, Koteles ES, Elman B. Triply resonant Raman scattering via nonequilibrium phonons in GaAs quantum wells Physical Review B. 45: 6769-6775. DOI: 10.1103/PhysRevB.45.6769  1
1992 Mak CL, Sooryakumar R, Jonker BT, Prinz GA. Vibrational modes in Zn1-xFexSe and Zn1-xCoxSe Physical Review B. 45: 3344-3348. DOI: 10.1103/PhysRevB.45.3344  1
1991 Pangilinan G, Sooryakumar R, Misiewicz J. Raman activity of Zn3P2 Physical Review B. 44: 2582-2588. DOI: 10.1103/PhysRevB.44.2582  1
1991 Liu Y, Sooryakumar R, Koteles ES, Elman B. Difference phonon scattering: A Raman excitation in GaAs quantum wells Physical Review B. 43: 6832-6835. DOI: 10.1103/PhysRevB.43.6832  1
1991 Karanikas JM, Sooryakumar R, Prinz GA, Jonker BT. Thermal magnons in bcc cobalt-itinerancy and exchange stiffness (invited) Journal of Applied Physics. 69: 6120-6125. DOI: 10.1063/1.348778  1
1990 Liu Y, Lee JY, Sumner MJ, Sooryakumar R, Lemberger TR. Raman-scattering study of high-Tc films of the ordered defect structure YBa2Cu4O8 Physical Review B. 42: 10090-10097. DOI: 10.1103/PhysRevB.42.10090  1
1990 Karanikas JM, Sooryakumar R, Carlone C, Aubin M. Elastic properties of trigonal laminar systems: Brillouin scattering study of Hf1-xZrxS2 Physical Review B. 41: 1516-1520. DOI: 10.1103/PhysRevB.41.1516  1
1990 Pangilinan G, Sooryakumar R, Chelluri B, Chang TY. Raman spectroscopy of the II-V vacancy ordered semiconductor Zn3As2 Proceedings of Spie - the International Society For Optical Engineering. 1336: 31-42.  1
1989 Pangilinan G, Sooryakumar R, Chelluri B, Chang TY. New long-range atomic order and heteroepitaxy of single-crystal Zn3As2 Physical Review Letters. 62: 551-554. DOI: 10.1103/PhysRevLett.62.551  1
1989 Pangilinan G, Guelachvili G, Sooryakumar R, Rao KN, Tipping RH. Raman study of the structural phase transition of solid N2 Physical Review B. 39: 2522-2525. DOI: 10.1103/PhysRevB.39.2522  1
1989 Karanikas JM, Sooryakumar R, Phillips JM. Brillouin cross sections and localized phonons in CaF2/Si heterostructures Physical Review B. 39: 1388-1391. DOI: 10.1103/PhysRevB.39.1388  1
1989 Karanikas JM, Sooryakumar R, Phillips JM. Dispersion of elastic waves in supported CaF2 films Journal of Applied Physics. 65: 3407-3410. DOI: 10.1063/1.342657  1
1988 Liu Y, Pangilinan G, Sooryakumar R, Sumner MJ, Lemberger TR. Correlation of superconducting properties and oxygen concentration in Y1Ba2Cu3O7-δ films via Raman spectroscopy Journal of Applied Physics. 64: 3598-3601. DOI: 10.1063/1.341395  1
1987 Sooryakumar R, Pinczuk A, Gossard AC, Chemla DS, Sham LJ. Tuning of the valence-band structure of GaAs quantum wells by uniaxial stress. Physical Review Letters. 58: 1150-1153. PMID 10034352 DOI: 10.1103/PhysRevLett.58.1150  1
1987 Baliga SB, Sooryakumar R, Rao KN, Tipping RH, Poll JD. J=4 infrared transitions of solid D2 and a Raman study of H2, D2, and HD in their liquid and solid phases Physical Review B. 35: 9766-9770. DOI: 10.1103/PhysRevB.35.9766  1
1987 Liu Y, Sooryakumar R. Discrete coupled plasmon-phonon modes in finite semiconductor multi-layers Solid State Communications. 64: 1081-1084. DOI: 10.1016/0038-1098(87)91034-9  1
1986 Sooryakumar R. Valence Band Mixing and Optical Emission in Modulation-Doped GaAs-(AlGa)As Heterostructures Ieee Journal of Quantum Electronics. 22: 1645-1648. DOI: 10.1109/JQE.1986.1073161  1
1986 Pinczuk A, Heiman D, Sooryakumar R, Gossard AC, Wiegmann W. Spectroscopy of two-dimensional hole gases in GaAs-(AlGa)As heterostructures Surface Science. 170: 573-580. DOI: 10.1016/0039-6028(86)91022-8  1
1985 Sooryakumar R, Pinczuk A, Gossard A, Wiegmann W. Dispersion of collective intersubband excitations in semiconductor superlattices Physical Review B. 31: 2578-2580. DOI: 10.1103/PhysRevB.31.2578  1
1985 Sooryakumar R, Chemla DS, Pinczuk A, Gossard AC, Wiegmann W, Sham LJ. Valence band mixing in GaAs-(AlGa)As heterostructures Solid State Communications. 54: 859-862. DOI: 10.1016/0038-1098(85)91156-1  1
1985 Sooryakumar R, Chemla DS, Pinczuk A, Gossard A, Wiegmann W. BAND MIXING IN GaAs-(AlGa)As HETEROSTRUCTURES . 523-526.  1
1983 Sooryakumar R, Simmonds PE. High-resolution resonant Brillouin scattering and the effect of stress on GaAs Physical Review B. 27: 4978-4985. DOI: 10.1103/PhysRevB.27.4978  1
1983 Sooryakumar R, Simmonds PE. Resonant Brillouin scattering in GaAs - Linewidth measurements and the effect of stress Physica B+C. 117: 380-382. DOI: 10.1016/0378-4363(83)90535-1  1
1983 Sooryakumar R, Cardona M, Merle JC. Resonant Brillouin scattering in cadmium telluride Solid State Communications. 48: 581-584. DOI: 10.1016/0038-1098(83)90519-7  1
1982 Sooryakumar R, Simmonds PE. Resonant Brillouin Scattering in GaAs under uniaxial stress Solid State Communications. 42: 287-291. DOI: 10.1016/0038-1098(82)90544-0  1
1982 Simmonds PE, Venghaus H, Sooryakumar R, Dean PJ. Electron and hole g-factors from magnetoluminescence in ZnTe and CdTe Solid State Communications. 43: 311-314. DOI: 10.1016/0038-1098(82)90484-7  1
1981 Sooryakumar R, Klein MV, Frindt RF. Effect of nonmagnetic impurities on the Raman spectra of the superconductor niobium diselenide Physical Review B. 23: 3222-3229. DOI: 10.1103/PhysRevB.23.3222  1
1981 Sooryakumar R, Klein MV. Raman scattering from superconducting gap excitations in the presence of a magnetic field Physical Review B. 23: 3213-3221. DOI: 10.1103/PhysRevB.23.3213  1
1981 Sooryakumar R, Klein MV. The superconducting energy gap in 2H-NbSe2 and its coupling to charge density waves Physica B+C. 105: 422-427. DOI: 10.1016/0378-4363(81)90288-6  1
1980 Sooryakumar R, Klein MV. Raman scattering by superconducting-gap excitations and their coupling to charge-density waves Physical Review Letters. 45: 660-662. DOI: 10.1103/PhysRevLett.45.660  1
1980 Sooryakumar R, Klein MV. SUPERCONDUCTING ENERGY GAP IN 2H-NbSe//2 AND ITS COUPLING TO CHARGE DENSITY WAVES Physica B: Physics of Condensed Matter &Amp; C: Atomic, Molecular and Plasma Physics, Optics. 105: 422-427.  1
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