2019年1月15日 · Electrolyte-insulator-semiconductor (EIS) sensor is commonly considered for chemical and biosensing applications due to its small size and simple fabrication method. Here, we demonstrate a fluoride-sensitive EIS sensor using thermally-deposited polycrystalline lanthanum fluoride (poly LaF 3 ) film as sensing membrane, which is cheaper than ...

Polycrystalline (poly) lanthanum fluoride (LaF 3) Electrolyte-Insulator-Semiconductor (EIS) sensor, as one of silicon based electrochemical sensors, could be well suitable for promising on-site fluoride ion (F-) sensor platforms due to small size, fast response and simple fabrication method.

在这里，我们展示了一种氟化物敏感的EIS传感器，该传感器使用热沉积的多晶氟化镧（poly LaF 3）膜作为传感膜，比单晶LaF 3便宜。 分析了在不同温度下沉积的Poly LaF 3层的感测特性，具有在500°C形成感测膜的EIS传感器对氟离子表现出出色的感测响应，具有52.3 mV ...

2020年2月1日 · 通过改变总离子强度调节缓冲溶液 (TISAB) 的浓度，对传感器的 F- 传感特性进行了广泛研究。 该传感器具有 50.2 mV/pF 的高灵敏度、1.4 ppb 的检测下限、0 的小滞后电压。 9 mV 和 0.60 mV/h 的小漂移率。 在 100 倍稀释的 TISAB (0.01 × TISAB) 中。 此外，聚 LaF3 EIS 传感器显示出对 F− 的高度选择性检测。 当将自来水的 F− 分析与商用 F− 离子选择性电极进行比较时，0.01 × TISAB 的结果与 1 × TISAB 的结果仅相差 6.1% 和 11.2%。 因此，TISAB 的稀 …

1994年1月1日 · New biosensors were developed by immobilizing enzymes on simple EIS (Electrolyte Insulator Semiconductor) layer structures. These EIS-structures produced by means of semiconductor technologies are either pH- (Si/SiO 2 /Si 3 N 4 /Ta 2 O 5 layers) or pF-sensitive (Si/SiO 2 /Si 3 N 4 /LaF 3 layers).

2020年2月1日 · Polycrystalline (poly) lanthanum fluoride (LaF 3) Electrolyte-Insulator-Semiconductor (EIS) sensors can serve as a promising portable sensor platform for monitoring fluoride ion (F −) concentration due to their small size, …

2018年9月1日 · Here, we demonstrate a fluoride-sensitive EIS sensor using thermally-deposited polycrystalline lanthanum fluoride (poly LaF3) film as sensing membrane, which is cheaper than single-crystal...

Electrolyte-insulator-semiconductor (EIS) sensor is commonly considered for chemical and biosensing applications due to its small size and simple fabrication method. Here, we demonstrate a fluoride-sensitive EIS sensor using thermally-deposited polycrystalline lanthanum fluoride (poly LaF3) film as sensing membrane, which is cheaper than single ...

Electrolyte material engineering for non‐linear dynamics and fading memory. A,B) EIS analysis and C) Arrhenius plot of σionT at various measurement temperatures for HfO2 and LaF3 electrolytes....

In contrast to EIS structures, the EICS system permits the potential-determining exchange process at the membrane to be investigated by means of impedance spectroscopy (Fig. 1). The exchange current density was found to be 4.17 x lop7 A/cm* in 10e3 M NaF and 2.15 x lop6 A/cm* in 10-l M NaF.