Surface-derivatized semiconductors with chemically sensitive lum

Details Surface-derivatized semiconductors with chemically sensitive lum Surface-derivatized semiconductors with chemically sensitive lum

1985-12-20

1987-12-01

Richman, Barry S.

Chemistry: analytical and immunological testing

Optical result

With fluorescence or luminescence

422 88, 422 91, G01N 2163

Patent

active

047104767

ABSTRACT:
The presence of certain chemicals on the emitting surface of the surface-derivatized photoluminescent semiconductor alters the characteristics of radiation emitted from said surface. This alteration is used to indicate the presence of those chemicals in the environment.

REFERENCES:
McQuarrie et al; General Chemistry; W. H. Freeman and Co., New York, 1984, pp. 781-803.
Carpender et al; Photoluminescent Response of Pd-CdS and Pd-CdS.sub.x Se.sub.1-x Schottky Diodes to Molecular Hydrogen; Langmuir 1985 1, 605-607.
"Preparation of Chemically Derivatized Platinum etc", M. S. Wrighton et al., J.A.C.S., 100:23, Nov. 8, 1978, pp. 7264-7270.
"The Reduction of Iodine at GaAs: etc.", J.E.A.M. van der Meerakker, J. Electrochem. Soc. 30, 1985, pp. 435-440.
"Chemically Derivatized n-Type Semiconducting Gallium Arsenide Photoelectrodes etc.", J. M. Bolts et al., J.A.C.S., 100, 1979, pp. 6179-6183.
"Covalently Attached Organic Monolayers on Semiconductor Surfaces", Ivan Haller, J.A.C.S., 100, 1978, pp. 8050-8055.

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