4. Environmental aspects
The substances and compounds AlN-ScN, LiNbO 3 , ZnO and KNbO 3 are not hazardous. They are non-flammable. They are not classified under GHS, and are not on the list of substances carcinogenic to humans.
KNbO 3 , ZnO and LiNbO 3 can cause irritation on contact with eyes and skin, and be harmful if swallowed or inhaled.
Potassium and lithium ions are not toxic. However, Li + overdosage (> 1.5 mmol · l –1 in plasma) can cause ataxia, tremors, renal failure, confusion, convulsions and dysarthria
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Environmental aspects
Conclusion
Bibliography
Standards and norms
- Standard on Piezoelectricity - ANSI/IEEE 176 - 1987
- Standard Definitions and Methods of Measurement for Piezoelectric Vibrators - ANSI/IEEE 177 - 1966
Patents
CADY (W.G.). – Method of maintaining electric currents of constant frequency, US1472583A (1921).
KADOTA (M.). – Surface acoustic wave device, U.S. patent 8304959 B2 (2012).
BARTASYTE (A.), KUPRENAITE (S.) and ASTIE (V.). – Layered solid element comprising a ferroelectric layer and method for manufacturing the same, EP20 203952 (2020).
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Documentation – Training – Seminars (non-exhaustive list)
DOMOCO 6G White Paper. NTT Docomo – White paper on the evolution of 5G technology and the development of 6G https://www.docomo.ne.jp/english/corporate/technology/whitepaper_6g/
MATTHEWS (P.). Microstrip filters deliver small...
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