Publications

This is our catalog of publications authored by IBM researchers, in collaboration with the global research community. It’s an ever-growing body of work that shows why IBM is one of the most important contributors to modern computing.

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85 results for William P. Risk

Periodic domain inversion in poled KTiOPO₄ via high-resolution x-ray topography and diffraction-space mapping
- - Z. Hu
  - P.A. Thomas
  - et al.
- 1996
- Journal of Physics D: Applied Physics
Periodic poling and waveguide frequency doubling in RbTiOAsO₄
- - W.P. Risk
  - G.M. Loiacono
- 1996
- Applied Physics Letters
High efficiency quasi-phasematched frequency doubling waveguides in KTiOPO₄ fabricated by electric field poling
- - Q. Chen
  - W.P. Risk
- 1996
- Electronics Letters
Multiple-crystal x-ray topographic characterization of periodically domain-inverted KTiOPO₄ crystal
- - Z. Hu
  - P.A. Thomas
  - et al.
- 1995
- Applied Physics Letters
Chemical bonding and atomic structure of Rb⁺ exchanged KTiOPO₄ waveguides probed by micro-Raman spectroscopy
- - David D. Tuschel
  - Gustavo R. Paz-Pujalt
  - et al.
- 1995
- Applied Physics Letters
Blue light generation by resonator-enhanced frequency doubling of an extended-cavity diode laser
- - W.J. Kozlovsky
  - W.P. Risk
  - et al.
- 1994
- Applied Physics Letters
Periodic poling of KTiOPO₄using an applied electric field
- - Q. Chen
  - W.P. Risk
- 1994
- Electronics Letters
Third-Order Guided-Wave Distributed Bragg Reflectors Fabricated by Ion-Exchange in KTiOPO₄
- - M.A. McCord
  - S.D. Lau
- 1994
- IEEE Photonics Technology Letters
Domain inversion in KTiOPO₄ using electron beam scanning
- - Mool C. Gupta
  - W.P. Risk
  - et al.
- 1993
- Applied Physics Letters
Generation of 425-nm light by waveguide frequency doubling of a GaAlAs laser diode in an extended-cavity configuration
- - W.P. Risk
  - W.J. Kozlovsky
  - et al.
- 1993
- Applied Physics Letters