抄録
The ion selectivity of pNa and pK ISFETs using M2O-Al2O3-SiO2 (MAS, M:Li,Na,K) glass for the ion sensitive membrane is studied. The Na plus minus K plus selectivity of a MAS glass gate ISFET depends not only on a kind of alkali cation (M plus ) in the MAS glass but also on the M plus to Al3 plus ratio of the glass. A pNa ISFET using small Lithium content LAS glass shows high Na plus ion selectivity and good stability. A pK ISFET using a large potassium content KAS glass has high K plus ion selectivity.
本文言語 | English |
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ページ(範囲) | 652-653 |
ページ数 | 2 |
ジャーナル | Japanese journal of medical electronics and biological engineering |
巻 | 22 |
出版ステータス | Published - 1984 4月 1 |
外部発表 | はい |
ASJC Scopus subject areas
- 生体医工学