EIS并列型光尋址半導體體液分析傳感器研究
STUDY ON PARALLEL EIS TYPE LIGHT ADDRESSABLE SEMICONDUCTOR HUMOR ANALYSIS SENSOR
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摘要: 本文以光尋址電位傳感器為基礎,研究具有EIS結構并列型半導體體液分析傳感器。重點研究了背面照射時,偏置電壓、光調制頻率和光功率等對傳感器光電壓的影響,并給出優(yōu)化條件。該傳感器在優(yōu)化測試條件下,對樣品液中的pH(1～10pH范圍)、pO2(0.9～10ppm范圍)和葡萄濃度(10-5～10-2M范圍)具有靈敏響應特性。Abstract: This papet stuides parallel EIS type light addressable semiconductor humor analysis sensor based on light addressable potentiometric sensor.The effects of the basis voltage,light modulation frequencies and light radiation power on photovoltage for the sensor with backside illumination are studied mainly.The optimized result of these parameters is given.Good response characteristics were obtained when it was used in determination of the pH(1-10pH),pO2(0.9-10ppm) and concentration of glucose (10-5～10-2M) in sample liquid.
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