Patents


Publications

  1. D. Webber, C. Clegg, A. W. Mason, S. March, I. G. Hill, and K. C. Hall
    Carrier Diffusion in Thin-Film CH3NH3PbI3 Perovskite Measured using Four-Wave Mixing
    cond-mat.mtrl-sci arXiv:1706.04154 (2017).

  2. S. A. March, D. B. Riley, C. Clegg, D. Webber, X. Liu, M. Dobrowolska, J. K. Furdyna, I. G. Hill, and K. C. Hall
    Four-wave mixing in perovskite photovoltaic materials reveals long dephasing times and weaker many-body interactions than GaAs
    cond-mat.mtrl-sci/arXiv:1602.05186 (2016), ACS Photonics 4 (6), pp 1515–1521 (2017).

  3. S. A. March, D. B. Riley, C. Clegg, , D. Webber, S. Todd, I. G. Hill, K. C. Hall
    Four-wave mixing response of solution-processed CH3NH3PbI3 thin films
    Proc. SPIE 10102, Ultrafast Phenomena and Nanophotonics XXI, 1010211 (February 23, 2017).

  4. S. A. March, C. Clegg, D. B. Riley, D. Webber, I. G. Hill, K. C. Hall
    Simultaneous observation of free and defect-bound excitons in CH3NH3PbI3 using four-wave mixing spectroscopy
    arXiv:1608.02019 (2016); Scientific Reports 6:39139 (2016).

  5. B. L. Wilmer, D. Webber, J. M. Ashley, K. C. Hall, A. D. Bristow
    Role of Strain on the Coherent Properties of GaAs Excitons and Biexcitons
    cond-mat.mes-hall-physics.optics, arXiv:1605.06001 (2016); Phys. Rev. B 94, 075207 (2016).

  6. D. Webber, B. L. Wilmer, X. Liu, M. Dobrowolska, J. K. Furdyna, A. D. Bristow, K. C. Hall
    Signatures of four-particle correlations associated with exciton-carrier interactions in coherent spectroscopy on bulk GaAs
    arXiv:1605.06475 (2016); Phys. Rev. B 94, 155450 (2016).

  7. R. Mathew and K. C. Hall
    Tailoring the ultrafast control of quantum dot excitons using optical pulse shaping
    Physica Status Solidi C, 13, 67 (2016).

  8. D. Webber, L. Hacquebard, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Role of many-body effects in the coherent dynamics of excitons in low-temperature-grown GaAs
    Appl. Phys. Lett. 107, 142108 (2015).

  9. R. Mathew, Hong Yi Shi Yang, Kimberley C. Hall
    Simultaneous SU(2) Rotations on Multiple Quantum Dot Exciton Qubits Using a Single Shaped Pulse
    Phys. Rev. B 92, 155306 (2015).

  10. D. Webber, M. Yildirim, L. Hacquebard, S. March, R. Mathew, A. Gamouras, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Observation of the exciton and Urbach band tail in low-temperature-grown GaAs using four-wave mixing spectroscopy
    Appl. Phys. Lett. 105, 182109 (2014)

  11. R. Mathew, A. Gamouras, E. Dilcher, R. Ramachandran, H. Shi Yang, S. Freisem, D. Deppe, and K. Hall
    Applications of femtosecond pulse engineering in the control of excitons in quantum dots
    Proc. SPIE 9167, Spintronics VII, 916705 (2014)

  12. R. Mathew, E. Dilcher, A. Gamouras, A. Ramachandran, H. Shi Yang, S. Freisem, D. Deppe, and K. C. Hall
    Subpicosecond adiabatic rapid passage on a single semiconductor quantum dot: Phonon-mediated dephasing in the strong-driving regime
    Phys. Rev. B 90, 035316 (2014)

  13. R. Mathew, E. Dilcher, A. Gamouras, A. Ramachandran, H. Y. Shi Yang, S. Freisem, D. Deppe, and K. Hall
    Subpicosecond adiabatic rapid passage in a single InGaAs quantum dot: Role of phonons in dephasing
    CLEO: 2014, OSA Technical Digest (online) (Optical Society of America, 2014), paper FTh4C.2 (2014).

  14. K. C. Hall, D. Webber, M. Yildirim, S. March, R. Mathew, A. Gamouras, M. Dobrowolska, X. Liu, and J. K. Furdyna
    Measurement of spin-flip scattering and photon echo response in GaMnAs.
    Proc. SPIE 8813, Spintronics VI, 88132V (2013)

  15. A. Gamouras, M. Britton, M. M. Khairy, R. Mathew, D. Dalacu, P. Poole, D. Poitras, R. L. Williams, and K. C. Hall
    Energy-selective optical excitation and detection in InAs/InP quantum dot ensembles using a one-dimensional optical microcavity
    APL 103, 253109 (2013). [pdf]

  16. D. Webber, T. de Boer, M. Yildirim S. March, R. Mathew, A. Gamouras, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Measurement of Coherence Decay in GaMnAs using Femtosecond Four-Wave Mixing
    J. Vis. Exp. 82, e51094 (2013).

  17. A. Gamouras, R. Mathew, S. Freisem, D. G. Deppe, and K. C. Hall
    Simultaneous Deterministic Control of Distant Qubits in Two Semiconductor Quantum Dots
    Nano Letters 13 (10), 4666-4670 (2013).

  18. A. Gamouras, R. Mathew, S. Freisem, D. Deppe, and K. Hall
    Optimal Two-Qubit Quantum Control in InAs Quantum Dots
    CLEO: 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper QM4B.8 (2013).

  19. M. Yildirim, S. March, R. Mathew, A. Gamouras, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Interband dephasing and photon echo response in GaMnAs
    APL 101, 062403 (2012).

  20. A. Gamouras, R. Mathew, and K. C. Hall
    Optically Engineered Ultrafast Pulses for Controlled Rotations of Exciton Qubits in Semiconductor Quantum Dots
    J. Appl. Phys 112, 014313 (2012).

  21. M. Yildirim, S. March, R. Mathew, A. Gamouras, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Observation of a Photon Echo in GaMnAs
    Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (Optical Society of America, 2012), paper JW2A.14 (2012).

  22. R. Mathew, A. Gamouras, K. Hall, M. Flatté, and C. Pryor
    Optimal quantum control for conditional rotation of exciton qubits in semiconductor quantum dots
    Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (Optical Society of America, 2012), paper QM3G.2 (2012)..

  23. T. de Boer, A. Gamouras, S. March, V. Novák, and K. C. Hall
    Observation of a blue shift in the optical response at the fundamental band gap in Ga1-xMnxAs
    Phys. Rev. B 85, 033202 (2012).

  24. R. Mathew, C. E. Pryor, M. E. Flatté, and K. C. Hall
    Optimal quantum control for conditional rotation of exciton qubits in semiconductor quantum dots
    Phys. Rev. B 84, 205322 (2011).

  25. M. Yildirim, S. March, R. Mathew, A. Gamouras, X. Liu, M. Dobrowolska, J. K. Furdyna, and K. C. Hall
    Electronic structure of Ga1-xMnxAs probed by four-wave mixing spectroscopy
    Phys. Rev. B 84, 121202 (2011).

  26. J. P. Zahn, A. Gamouras, S. March, X. Liu, J. K. Furdyna, and K. C. Hall
    Ultrafast studies of carrier and magnetization dynamics in GaMnAs
    J. Appl. Phys. 107, 033908 (2010).

  27. X. Liu, Y. Y. Zhou, E. Harley, L. E. McNeil, J. Wang, J. Qi, Y. Xu, A. Steigerwald, N. Tolk, J. P. Zahn, A. Gamouras, S. March, K. C. Hall, and J. K. Furdyna
    Spin dynamics and manipulation in GaMnAs alloys
    Ultrafast Phenomena in Semiconductors and Nanostructure Materials XIV, Proc. SPIE 7600 Art. No. 76000T (2010).

  28. K. C. Hall, J. P. Zahn, A. Gamouras, S. March, J. L. Robb, X. Liu, and J. K. Furdyna
    Ultrafast optical control of coercivity in GaMnAs
    Appl. Phys. Lett. 93, 032504 (2008).

  29. K. C. Hall, J. P. Zahn, S. March, X. Liu, J. K. Furdyna
    Ultrafast Coercivity and Magnetization Dynamics in GaMnAs
    2008 Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference, vol 1-93329-3330 (2008)

  30. J. L. Robb, Y. Chen, A. Timmons, K. C. Hall, O. B. Shchekin, D. G. Deppe
    Time-resolved Faraday rotation measurements of spin relaxation in InGaAs/GaAs quantum dots: Role of excess energy
    Appl. Phys. Lett. 90, 153118 (2007).

  31. K. C. Hall, E. J. Koerperick, T. F. Boggess, O. B. Shchekin, and D. G. Deppe
    Hole spin relaxation in neutral InGaAs quantum dots: Decay to dark states
    Appl. Phys. Lett. 90, 053109 (2007)

  32. K. C. Hall
    High-Performance Spin FET Using Gate-Controlled Spin Relaxation
    Physics in Canada 63, 79-84 (2007).

  33. K. C. Hall and M. E. Flatté
    Performance of a spin-based insulated gate field effect transistor
    Appl. Phys. Lett. 88, 162503 (2006).

  34. J. Hicks, K. Gundogdu, A. N. Kocbay, K. C. Hall, T. F. Boggess, K. Holabird, A. Hunter, and J. J. Zinck
    Bias-Dependent spin relaxation in a [110]-InAs/AlSb 2DES
    Physica E 34, 371 (2006).

  35. K. C. Hall, K. Gundogdu, J. L. Hicks, A. N. Kocbay, M. E. Flatté, T. F. Boggess, K. Holabird, A. Hunter, D. H. Chow, J. J. Zinck
    Room-temperature electric-field controlled spin dynamics in (110) InAs quantum wells
    Appl. Phys. Lett. 86, 202114, (2005).

  36. K. Gundogdu, K. C. Hall, E. J. Koerperick, C. E. Pryor, M. E. Flatté, T. F. Boggess, O. B. Shchekin, D. G. Deppe
    Electron and hole spin dynamics in semiconductor quantum dots
    Appl. Phys. Lett. 86, 113111, (2005).

  37. J. J. Zinck, D. H. Chow, K. S. Holabird, J. N. Schulman, K. C. Hall, T. F. Boggess
    Resonant tunneling in (110) oriented interband diodes
    Appl. Phys. Lett. 86, 073502 (2005).

  38. K. Gundogdu, K. C. Hall, T. F. Boggess, D. G. Deppe, O. B. Shchekin
    Ultrafast electron capture into p-modulation-doped quantum dots
    Appl. Phys. Lett. 85, 4570 (2004).

  39. K. C. Hall, K. Gundogdu, Thomas F. Boggess, O. B. Shchekin, D. G. Deppe
    Carrier and Spin Dynamics in Charged Quantum Dots (Invited)
    Proc. of SPIE 5361, 76 (2004).

  40. S. Calvez, J.-M. Hopkins, S. A. Smith, A. H. Clark, R. Macaluso, H. D. Sun, M. D. Dawson, T. Jouhti, M. Pessa, K. Gundogdu, K. C. Hall, T. F. Boggess
    GaInNAs/GaAs Bragg-mirror-based structures for novel 1.3 micron device applications
    J. Crystal Growth 268, 457 (2004).

  41. H. D. Sun, R. Macaluso, S. Calvez, G. J. Valentine, D. Burns, M. D. Dawson, K. Gundogdu, K. C. Hall, T. F. Boggess, T. Jouhti, and M. Pessa
    Effects of rapid thermal annealing on the optical properties of low-loss 1.3 micron GaInNAs/GaAs saturable Bragg reflectors
    J. Appl. Phys. 96, 1418 (2004).

  42. K. Gundogdu, K. C. Hall, Thomas F. Boggess, D. G. Deppe, O. B. Shchekin
    Efficient electron spin detection with positively charged quantum dots
    Appl. Phys. Lett. 84, 2793 (2004).

  43. K. C. Hall, K. Gundogdu, E. Altunkaya, W. H. Lau, M. E. Flatté, T. F. Boggess, J. J. Zinck, W. B. Barvosa-Carter, and S. L. Skeith
    Spin Relaxation in (110) and (001) InAs/GaSb Superlattices
    Phys. Rev. B 68, 115311 (2003).

  44. D. G. Deppe, O. B. Shchekin, J. Ahn, C. Cao, K. Gundogdu, K. Hall, L. Zhang, and T. Boggess
    Modulation characteristics of P-doped quantum dot lasers
    IEEE LEOS Annual Meeting Conference Proceedings 1, 2116-117 (2003).

  45. K. C. Hall, W. H. Lau, K. Gundogdu, M. E. Flatté, and T. F. Boggess
    Non-magnetic semiconductor spin transistor
    Appl. Phys. Lett. 83, 2937 (2003).

  46. K. C. Hall, G. R. Allan, H. M. van Driel, T. Krivosheeva, W. Poetz
    Coherent response of spin-orbit split-off excitons in InP: Isolation of many-body effects through interference
    Phys. Rev. B 65, 201201(R) (2002).

  47. K. C. Hall, S. W. Leonard, H. M. van Driel, A. R. Kost, and E. Selvig
    Suppression of Intervalley Scattering in Ga(As)Sb Quantum Wells
    Appl. Phys. Lett. 77, 2882 (2000).

  48. K. C. Hall, S. W. Leonard, H. M. van Driel, A. R. Kost, E. Selvig, and D. H. Chow
    Subpicosecond spin relaxation in GaAsSb multiple quantum wells
    Appl. Phys. Lett. 75, 4156 (1999).

  49. J. M. Fraser, and K. C. Hall
    Interferometric nonlinear mixing in multiple-pass femtosecond optical parametric amplification
    Optics Express 5, 21 (1999).

  50. G. R. Allan, K. C. Hall, H. M. van Driel, and W. Pötz
    Femtosecond coherent response of spin-orbit split-off excitons in InP
    Ultrafast Phenomena XI 63224-226 (1998).

  51. K. C. Hall, R. D. Goldberg, T. D. Lowes, P. J. Simpson, I. V. Mitchell, and G. C. Weatherly
    Gettering of Cu to hydrogen-induced cavities in Si
    Canadian Journal of Physics 74, S248 (1996).