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Updated: Jun 19, 2026

Enhancement Method of Surface Acoustic Wave-Atomizer Efficiency for Olfactory Display
Published on: November 14, 2018
Surface acoustic wave atomizer and electrostatic deposition
1VCAD System Research Program, Applied Fabrication Team, RIKEN, 1-2 Hirosawa, Wako, Saitama zip, 351-0198, Japan, yamagata@riken.jp.
Abstract:
A new methodology for fabricating thin film or micro patters of organic/bio material using surface acoustic wave (SAW) atomizer and electrostatic deposition is proposed and characteristics of atomization techniques are discussed in terms of drop size and atomization speed. Various types of SAW atomizer are compared with electrospray and conventional ultrasonic atomizers. It has been proved that SAW atomizers generate drops as small as electrospray and have very fast atomization speed. This technique is applied to fabrication of micro patterns of proteins. According to the result of immunoassay, the specific activity of immunoglobulin was preserved after deposition process.
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