Dr. Ralph D. Whaley Profile

Dr. Ralph D. Whaley

Assistant Professor of EECS at Ohio Univ

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Publications (4)

Proceedings Article | 2 February 2012 Paper

Amorphous photonic membranes for broadband chemical sensing applications

Sonja Abbey, Ralph Whaley

Proceedings Volume 8264, 82640Q (2012) https://doi.org/10.1117/12.908779

KEYWORDS: Waveguides, Biological and chemical sensing, Sensors, Near ultraviolet, Absorption, Chemical analysis, Wave sensors, Finite element methods, Zinc oxide, Cladding

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Proceedings Article | 14 April 1999 Paper

Alignment-tolerant structures for ease of optoelectronic packaging

Mario Dagenais, Simarjeet Saini, Vijayanand Vusirikala, Robert Bartolo, Ralph Whaley, Z. Dilli, Y. Hu, Zhencan Fan, F. Johnson, Paul Shen, Jagadeesh Pamulapati, Weimin Zhou, Dennis Stone

Proceedings Volume 3626, (1999) https://doi.org/10.1117/12.345423

KEYWORDS: Waveguides, Single mode fibers, Packaging, Semiconductor lasers, Refractive index, Optical alignment, Tolerancing, Fiber lasers, Optoelectronic packaging, Quantum wells

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Proceedings Article | 4 December 1998 Paper

1.55 um mode expanders using single epitaxial growth

Mario Dagenais, Simarjeet Saini, Vijayanand Vusirikala, Robert Bartolo, Ralph Whaley, F. Johnson, Dennis Stone

Proceedings Volume 3491, (1998) https://doi.org/10.1117/12.328754

KEYWORDS: Waveguides, Single mode fibers, Tolerancing, Refractive index, Fabrication, Semiconductor lasers, Optical alignment, Fiber lasers, Waveguide modes, Microlens

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Proceedings Article | 20 April 1998 Paper

Dependence of the lateral oxidation rate of an AlAs layer used as a current aperture in vertical-cavity surface-emitting lasers on different physical parameters

Bikash Koley, Mario Dagenais, Ruxiang Jin, George Simonis, John Pham, George McLane, F. Johnson, Ralph Whaley

Proceedings Volume 3286, (1998) https://doi.org/10.1117/12.305451

KEYWORDS: Vertical cavity surface emitting lasers, Diffusion, Process modeling, Molecules, Interfaces, Semiconducting wafers, Oxides, Gallium arsenide, Analytical research, Oxidation

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