Circular spectropolarimetric sensing of chiral photosystems in decaying leaves

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• 作者：C.H. Lucas Patty^a ; ^{lucas.patty@vu.nl} ; Luuk J.J. Visser^b ; Freek Ariese^c ; Wybren Jan Buma^d ; William B. Sparks^e ; Rob J.M. van Spanning^a ; Wilfred F.M. Rö ; ling^a ; Frans Snik^b
• 关键词：Circular polarization ; Photosynthesis ; Biosignatures ; Homochirality ; Life detection
• 刊名：Journal of Quantitative Spectroscopy and Radiative Transfer
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：189
• 期：Complete
• 页码：303-311
• 全文大小：1861 K
• 卷排序：189

文摘

Fast and sensitive circular polarization measurements through spectral multiplexing using ferroliquid crystal modulation. Spectrally resolved circular polarization measurements on intact leaves show a strong decrease in signal over time. Signal decrease cannot be described by chlorophyll a concentrations alone.