Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making named article
Patent
1993-12-22
1995-03-07
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Making named article
430321, 385123, 385902, 156643, 156650, 1566591, C03C 2506
Patent
active
053957415
ABSTRACT:
A fiber probe is formed from a cladded optical fiber segment by isotropically etching a lower portion of the fiber segment, followed by cleaving the resulting etched lower portion. The resulting cleaved endface of the fiber segment is then coated with a protective layer which is then patterned by exposure to optical radiation propagating down the core of the fiber segment followed by development. A plasma etching, masked by the thus patterned protective layer, removes a desired height of cladding in the neighborhood of the cleaved endface. Finally, the lower regions of the fiber segment are subjected to a further etching to reduce the width of the tip to a desired value.
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Pangaribuan, T. et al., "Reproducible Fabrication Technique of Nanometric Tip Diameter Fiber Probe For Photon Scanning Tunneling Microscope," Japan Journal Applied Physics, vol. 31 (1992), pp. L 1302-L 1304, Part 2, No. 9A, 1 Sep. 1992.
AT&T Corp.
Bowers Jr. Charles L.
Caplan David I.
McPherson John A.
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