Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Radiation mask
Patent
1997-06-02
1999-04-06
Rosasco, S.
Radiation imagery chemistry: process, composition, or product th
Radiation modifying product or process of making
Radiation mask
29 2535, G03F 900
Patent
active
058915958
ABSTRACT:
Composite piezo-electric members having an intended structure are fabricated based on the LIGA process which includes the exposure of synchrotron radiation X-rays, development and lithography. With the intention of reducing the cost of the X-ray exposure mask, it is made of wire gauze having a regular pattern and formed by electrocasting.
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"Piezoelectric composites for micro-ultrasonic transducers realize with deep Etch X-ray lithography" Hirata et al, Pro.IEEE Micro-Electromechanical Systems, 1995, pp. 191-195.
"The Liga Process for fabrication of three-dimensional Microscale structures" P.Bley, Interdisciplinary Science REviews, 1933, vol. 18, No. 3, pp. 267-271.
GE Yokogawa Medical Systems Limited
Kojima Moonray
Rosasco S.
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