Chinese Optics Letters, 2006, 4 (2): 0291, Published Online: Jun. 6, 2006
Research of measurement errors caused by salt solution temperature drift in surface plasmon resonance sensors Download: 551次
Abstract
Influence of temperature on measurement of surface plasmon resonance (SPR) sensor was investigated. Samples with various concentrations of NaCl were tested at different temperatures. It was shown that if the affection of temperature could be neglected, measurement precision of salt solution was 0.028 wt.-%. But measurement error of salinity caused by temperature was 0.53 wt.-% in average when the temperature drift was 1 Celsius degree. To reduce the error, a double-cell SPR sensor with salt solution and distilled water flowing respectively and at the same temperature was implemented.
Yingcai Wu, Zhengtian Gu, Yifang Yuan. Research of measurement errors caused by salt solution temperature drift in surface plasmon resonance sensors[J]. Chinese Optics Letters, 2006, 4(2): 0291.