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Founder of Spectral Analytix Inc. Christian Nansen has over 15 years of experience in use of remote and proximal sensing applications. He is Associate Professor at University of California Davis (


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Dr. Pamela G. Marrone chairs the Board of Directors.  Dr. Marrone was CEO and Founder of Marrone Bio Innovations, Inc. (MBI) from 2006-2020. Prior to this position, Dr. Marrone founded AgraQuest in 1995 and served as its CEO, Chairman and/or President until April 2006. 




Nansen C, Elliot N. 2016. Remote sensing and reflectance profiling in entomology. Annual Review of Entomology 61:139–158. doi: 10.1146/annurev-ento-010715-023834

Nansen C. 2016. The potential and prospects of proximal remote sensing of arthropod pests. Pest Management Science. doi: 10.1002/ps.4209.

Nansen C, Stewart AN, Melgarejo T, Wintermantel WM, McRoberts N, Gilbertson RL. 2019. Proximal remote sensing to differentiate non-viruliferous and viruliferous insect vectors – proof of concept and importance of input data robustness. Plant Pathology. Doi: 10.1111/ppa.12984

Nansen C. 2018. Penetration and scattering – two optical phenomena to consider when applying proximal remote sensing technologies to object classifications. Plos One 13(10): e0204579 (

Voss S C, Magni P, Dadour I, Nansen C. 2017. Reflectance-based determination of age and species of blowfly pupae. International Journal of Legal Medicine. 21: 131(1): 263-274. DOI:

Nansen C, Ribeiro LP, Dadour I, Roberts JD. 2015. Detection of temporal changes in insect body reflectance in response to killing agents. PLOS One 10(4): e0124866. DOI: 10.1371/journal.pone.0124866.


Nansen C, Zhao G, Dakin N, Zhao C, Turner S R. 2015. Using hyperspectral imaging to determine germination of native Australian plant seeds. Journal of Photochemistry and Photobiology B: Biology 145: 19-24. doi: 10.1016/j.jphotobiol.2015.02.015.

Additional Publications

Nansen C, Strand MR. 2018. Body reflectance features used as non-destructive indicators of physiological responses by host insect to parasitism. Frontiers in Physiology - Invertebrate Physiology 9: 1716.

Ribeiro LP, Klock ALS, Filho JAW, Tramontin MA, Trapp MA, Mithöfer A, Nansen C. 2018. Hyperspectral imaging to characterize plant-plant communication in response to insect herbivory. Plant Methods. DOI: 10.1186/s13007-018-0322-7.


Li X, Hongxing X, Feng L, Fu X, Zhang Y, Nansen C. 2017. Using proximal remote sensing in non-invasive phenotyping of invertebrates. PLOS One. 12(5): e0176392. doi: 10.1371/journal.pone.0176392.

Nansen C. 2017. Unravelling the “radiometric signals” from green leaves. Chapter 3 (Vieira P, Gagliano M, Ryan J eds.) in: The Language of Plants. University of Minnesota Press.

Matzrafi M, Herrmann I, Nansen C, Kliper T, Zait Y, Ignat T, Siso D, Rubin B, Karnieli A, Eizenberg H. Accepted. Hyperspectral technologies for assessing seed germination and trifloxysulfuron-methyl response in Amaranthus palmeri (Palmer amaranth). Frontiers in Plant Science. DOI: 10.3389/fpls.2017.00474.

​Nansen C, Singh K, Mian A, Allison B J, Simmons C W. 2016. Using hyperspectral imaging to characterize consistency of coffee brands and their respective roasting classes. Journal of Food Engineering 190: 34–39.

​​Wang Y, Nansen C, Zhang Y. 2016. Integrative insect taxonomy based on morphology, mitochondrial DNA and hyperspectral reflectance profiling. Zoological Journal of the Linnean Society. doi: 10.1111/zoj.12367.


Zhang X, Nansen C, Aryamanesh N, Yan G, Boussaid F. 2015. Importance of spatial and spectral data reduction in detection of internal defects in food products. Applied Spectroscopy 69(4): 473-80. DOI: 10.1366/14-07672.


Nansen C, Coelho A Jr, Mendes J V, Parra JRP. 2014. Reflectance-based identification of parasitized host eggs and adult Trichogramma specimens. Journal of Experimental Biology 217: 1187-1192 doi:10.1242/jeb.095661.

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