Skip Navigation

Publications by Date - Pre 1999

 

  1. V. Gopalan , T. E. Mitchell, K. Kitamura, N. Furukawa“ The role of stoichiometry in 180° domain switching in LiNbO3 crystals,” Appl. Phys. Lett. , 72, 1981 (1998). PDF
  2. V. Gopalan, Terence E. Mitchell, “Wall velocities, Switching times, and stabilization mechanism of 180° domains in congruent LiTaO3 crystals” J. Appl. Phys., 83, 941, (1998).  PDF
  3. K. Kitamura, Y. Furukawa, K. Niwa, V. Gopalan, T. E. Mitchell, “Crystal growth and low coercive field 180° domain switching characteristics of stoichiometric LiTaO3,” Applied Physics Letters, 73, 3073 (1998). PDF
  4. V. Gopalan, Kurt Sickafus, Terence E. Mitchell, “Real-time domain kinetics in LiTaO3 crystals” Integrated Ferroelectrics , 22, 405[925] (1998).
  5. V. Gopalan, Terence E. Mitchell, Q. X. Jia, J. M. Robinson, M.J. Kawas, T. E. Schlesinger, D. D. Stancil, “Ferroelectrics as a versatile solid state platform for integrated optics” Integrated Ferroelectrics, 22,465 [985](1998).
  6. J. N. Mitchell, R. Devanathan, N. Yu, K. E. Sickafus, C. J. Wetteland, V. Gopalan, M. A. Nastasi, K. J. McClellan, “ Radiation effects in corundum structure derivatives,” Nuclear Instruments and Methods in Physics Res. B 141, 461 (1998). PDF
  7. Matthew Kawas, V. Gopalan,  T. E. Schlesinger, Daniel D. Stancil, “ Electro-optic Lens stack on LiTaO3  crystals,” J. Lighwave Technol. 15, 1716 (1997)
  8. V. Gopalan and M. C. Gupta, “Origin of internal fields and visualization of 180° domains in congruent LiTaO3 crystals,” J. Appl. Phys. 80, 6099-106 (1996). PDF
  9. V. Gopalan and Mool C. Gupta, “Observation of internal field in LiTaO3 single crystals: Its origin and time-temperature dependence ,” Appl.Phys.Lett., 68, 888 (1996). PDF
  10. V. Gopalan, Matthew Kawas, T. E. Schlesinger, Mool C. Gupta, and Daniel D. Stancil, “ Integrated quasi-phase-matched second-harmonic generator and electrooptic scanner on LiTaO3 single crystals.” IEEE Photonics Technology Letters, 8, 1704 (1996) ; also presented CLEO’96. PDF
  11. V. Gopalan and Rishi Raj, “ Domain Structure and Phase transitions in epitaxial KNbO3 thin films observed by in-situ Second Harmonic Generation measurements,” Appl. Phys.Lett., 68, 1323 (1996).  PDF
  12. V. Gopalan and Mool C. Gupta, “Periodic Domain Inversion in Z-cut LiTaO3 by Electron-Beam scanning assisted by an internal field within the Crystal, Proceedings, SPIE Vol. 2700, 196 (1996). PDF
  13. V. Gopalan and R. Raj, “ Domain wall pinning by grain boundaries in epitaxial KNbO3 thin films studied by in-situ Second harmonic Generation,” Ferroelectric Thin Films VI,  493, Proceedings, Materials Research Society, Boston, p. 75, December (1997).
  14. C. J. Wetteland, K. E. Sickafus, V. Gopalan, J. N. Mitchell, T. Hartmann, M. Nastasi,  C. J. Maggiore, J. R. Tesmer, T. E. Mitchell, “Radiation damage effects in ferroelectric LiTaO3 single crystals, “Proceedings,  Materials Research Society, Fall Meeting,  at Boston, December (1997). PDF
  15. V. Gopalan and Mool C. Gupta, “Internal fields in lithium tantalate single crystals,” Proccedings, SPIE, Vol. 2700, 28 (1996). PDF
  16. V. Gopalan, Rishi Raj, “In-Situ X-Ray Diffraction Study of Phase Transitions in Epitaxal KNbO3 Thin Films,” Ferroelectrics  200, Numbers 1-4 pp. 343-351(1997).
  17. V. Gopalan, and Mool C. Gupta, “Origin and characteristics of internal fields in LiNbO3 crystals,” Ferroelectrics  198, 1-4 pp. 49-59 (1997);.
  18. V. Gopalan, and Mool C. Gupta, “Origin of internal field and visualization of 180° domains in congruent LiTaO3 crystals,” J. Appl. Phys. 80, 6099 (1996).  PDF
  19. Daniel D. Stancil, V. Gopalan, M. Kawas,  M. C. Gupta, J. Li, “Integrated second harmonic generator and high speed optical beam scanner for data storage,” Idema Insight, 9 (5) 4 (1996).
  20. V. Gopalan and Rishi Raj,  “ Structure-Optical Property Correlation of Epitaxial Potassium Niobate Thin Films Deposited on Magnesium Oxide (100) Substrates Using a Strontium Titanate Transition layer,” J. Am. Cer. Soc., 78, 1825 (1995). PDF
  21. V. Gopalan, Huyang Xie, Wei-Yung Hsu and Rishi Raj,  “ Orientation Control of KNbO3  thin films deposited by laser ablation on single crystal MgO substrates using SrTiO3 transition layers”, Ferroelectrics, 152, 55 (1994).
  22. V. Gopalan and Rishi Raj, “ Domain Structure-Second Harmonic Generation Correlation in Potassium Niobate thin films on Strontium Titanate substrates,” J.Am.Cer. Soc, 79, 3289 (1996). PDF
  23. V. Gopalan and Rishi Raj, “Electric field induced domain rearrangement in potassium niobate thin films studied by in situ second harmonic generation measurements,” J. Appl. Phys, 81, 865 (1996). PDF
  24. W. Y. Hsu, Gabriel Braunstein,V. Gopalan, Craig S. Willand and Mool C. Gupta, “Correlation between Structural and Optical  properties in Proton-Exchanged LiNbO3,” Appl. Phys. Lett. 61, 3083 (1992).  PDF
  25. W. Y. Hsu, Craig S. Willand, V. Gopalan, and Mool C. Gupta, “ Effect of Proton Exchange on the non-linear optical properties of LiNbO3 and LiTaO3,” Appl. Phys. Lett. 61, 2263 (1992).  PDF
  26. Alan C. G. Nutt,  V. Gopalan and Mool C. Gupta, “Domain inversion in LiNbO3 using direct electron-beam writing,” Appl. Phys. Lett. 60, 2828 (1992).  PDF
  27. V. Gopalan, Thomas A. Strasser, W.Y. Hsu and Mool C. Gupta, “Design of high efficiency Quasi-Phase matched devices for Second Harmonic Generation, Part A - Waveguide Structure effects,” Technical report (284158D), Eastman Kodak Company, Rochester, NY (Dec. 1992).
  28. T. A. Strasser, V. Gopalan, W. Y. Hsu, and Mool C. Gupta, “Design of high efficiency Quasi-Phase matched devices for Second Harmonic Generation, Part B - Domain Shape Effects,” Technical report (284157C), Eastman Kodak Company, Rochester, NY (Dec 1992).