Liu, N.T., Nou, X., Lefcourt, A.M., Shelton, D.R., Lo, Y.M. 2013. Incorporation of Escherichia coli O157:H7 in biofilms with Ralstonia insidiosa, a primary localizer for the development of heterogeneous biofilms. [abstract].
Liu, N.T., Nou, X., Bauchan, G.R., Lefcourt, A.M., Shelton, D.R., Lo, Y.M. 2013. Incorporation of Escherichia coli O157:H7 in dual-species biofilms with Ralstonia insidiosa, a primary colonizer for the development of heterogeneous biofilms. BARC Poster Day.
Lefcourt, A.M., Wiederoder, M., Kim, M.S., Lo, Y., Liu, N. 2013. Use of a portable hyperspectral imaging system for monitoring the efficacy of sanitation procedures in produce processing plants. Journal of Food Engineering. http://dx.doi.org/10.1016/j.jfoodeng.2013.02.019.
Lefcourt, A.M., Wiederoder, M., Kim, M.S., Lo, Y., Liu, N. 2013. Development of a portable hyperspectral imaging system for monitoring the efficacy of sanitation procedures in food processing facilities. Journal of Food Engineering. 117(1):59-66.
Liu, N., Lefcourt, A.M., Nou, X.A., Shelton, D.R., Zhang, G., Lo, Y. 2013. Native microflora in fresh-cut processing plants and their potentials of biofilm formation. Journal of Food Protection. 76(5):827-832.
Wiederoder, M., Lefcourt, A.M., Kim, M.S., Lo, Y. 2012. Detection of fresh-cut produce processing residues on food contact surface materials using hyperspectral imaging. Sensing and Instrumentation for Food Quality and Safety. http://dx.doi.org/10.1007/s11694-012-9132-1.
Kim, M.S., Delwiche, S.R., Chao, K., Lefcourt, A.M., Chan, D.E. 2012. Visible to SWIR hyperspectral imaging for produce safety and quality evaluation. Sensing and Instrumentation for Food Quality and Safety. 5:155-164.
Yang, C., Kim, M.S., Kang, S., Cho, B., Chao, K., Lefcourt, A.M., Chan, D.E. 2011. Red to far-red multispectral fluorescence image fusion for detection of fecal contamination on apples. Journal of Food Engineering. 108:312-319.
Liu, T., Lefcourt, A.M., Nou, X., Shelton, D.R., Lo, Y. 2011. Isolation of biofilm-forming bacteria from a fresh-cut processing plant and co-culturing with E. coli O157:H7. Annual Meeting of the Institute of Food Technologists.
Kim, M.S., Chao, K., Chan, D.E., Jun, W., Lefcourt, A.M., Delwiche, S.R., Lee, K. 2011. Line-scan hyperspectral imaging platform for agro-food safety and quality evaluation: System enhancement and characterization. Transactions of the ASABE. 54(2):703-711.
Yang, C., Kim, M.S., Kang, S., Tao, T., Chao, K., Lefcourt, A.M., Chan, D.E. 2010. Development of a Simple Multispectral Algorithm Using a Hyperspectral Line-Scan Imaging System for Detection of Fecal Contamination on Apples. Sensing and Instrumentation for Food Quality and Safety. 5:10-18.
Kim, M.S., Chao, K., Chan, D.E., Jun, W., Lefcourt, A.M., Yang, C. 2010. Optical sensing technologies for rapid food safety and quality inspection. [abstract]. 4th International Symposium on Recent Advances in Food Analysis book of abstracts, p. 182.
Kim, M.S., Chao, K., Chan, D.E., Yang, C., Lefcourt, A.M., Delwiche, S.R. 2011. Hyperspectral and multispectral imaging technique for food quality and safety evaluation. In: Cho, Y., Kang, S. editors. Emerging Technologies for Food Quality and Food Safety Inspection. New York, N.Y.: CRC Press. p. 207-234.
Kim, M.S., Chao, K., Chan, D.E., Yang, C., Lefcourt, A.M., Delwiche, S.R. 2010. Hyperspectral Imaging Technologies for Nondestructive Agro-Food Evaluation. International Symposium on New Sensing Technology for Measuring Agro-Food Quality Proceedings. p. 57-71.
Kim, M.S., Chao, K., Chan, D.E., Lefcourt, A.M., Yang, C., Qin, J. 2010. Spectroscopic imaging technologies for online food safety and sanitation inspection. [abstract] National Meeting of Institute of Food Technologists/Food Expo.IFT-10 Abstracts, 170-01.
Yang, C., Kim, M.S., Chao, K., Kang, S., Lefcourt, A.M., Chan, D.E. 2010. Classification of fecal contamination on leafy greens by hyperspectral imaging. Proceedings of SPIE. 7676, 76760F.
Yang, C., Jun, W., Kim, M.S., Chao, K., Kang, S., Chan, D.E., Lefcourt, A.M. Classification of Fecal Contamination on Leafy Greens by Hyperspectral Imaging. Meeting Proceedings. http://dx.doi.org/10/1117/12.851069.
Kim, M.S., Chao, K., Chan, D.E., Jun, W., Lee, K., Kang, S., Yang, C., Lefcourt, A.M. 2009. Nondestructive sensing technologies for food safety. International Symposium for Improvement of Agro-Food Safety Proceedings. p. 119-126.
Lefcourt, A.M., Narayanan, P., Tasch, U., Kim, M.S., Reese, D., Rostamian, R., Lo, Y. 2009. Orienting apples for imaging using their inertial properties and random apple loading. Biosystems Engineering. 104(1):64-71.
Jun, W., Kim, M.S., Chao, K., Lefcourt, A.M., Roberts, M.S., Mcnaughton, J.L. 2009. Detection of microbial biofilms on food processing surfaces: Hyperspectral fluorescence imaging study. In: Proceedings of SPIE Defense and Security Conference, April 13-17, 2009, Orlando, Florida. p. 73150S128.
Liu, Y., Chao, K., Kim, M.S., Lefcourt, A.M. 2009. Rapid and routine detection of melamine in animal feed and food by FT-Raman technique [abstract]. Proceedings of the Pittcon Meeting, March 8-13, 2009, Chicago, Illinois. Paper No. 2670-29.
Reese, D., Lefcourt, A.M., Kim, M.S., Lo, M.Y. 2009. Using parabolic mirrors for complete imaging of apple surfaces. Bioresource Technology. 100(19):4499-4506.
Narayanan, P., Lefcourt, A.M., Tasch, U., Rostamian, R., Kim, M.S. 2008. Orientation of apples using their inertial properties. Transactions of the ASABE. 51(6):2073-2081.
Narayanan, P., Lefcourt, A.M., Tasch, U., Rostamian, R., Grinblat, A., Kim, M.S. 2008. Theoretical analysis of stability of axially symmetric objects with regard to orienting apples. Transactions of the ASABE. 51(4):1353-1364.
Lefcourt, A.M., Reese, D., Kim, M.S., Lo, Y. 2008. Use of concave mirrors and a single camera to acquire full surface information of randomly oriented apples. ASABE Annual International Meeting, June 29 - July 2, 2008, Providence, RI.
Cho, B., Kim, M.S., Chao, K., Lefcourt, A.M., Lawrence, K.C., Park, B. 2008. Detection of fecal residue on poultry carcasses by laser induced fluorescence imaging. Nondestructive Testing and Evaluation International (NDT&E). 1:994-999.
Lefcourt, A.M., Kim, M.S., Narayanan, P., Reese, D., Tasch, U., Rostamian, R., Chao, K., Lo, Y. 2008. Novel Technologies for Processing Apples [abstract]. United Fresh Produce Assocation Meeting, May 4-8, 2008, Las Vegas, Nevada.
Kim, M.S., Lee, K., Chao, K., Lefcourt, A.M., Jun, W., Chan, D.E. 2008. Multispectral line-scan imaging system for simultaneous fluorescence and reflectance measurements of apples: multitask apple inspection system. Sensing and Instrumentation for Food Quality and Safety. 2(2):123-129.
Kim, M.S., Lee, K., Chao, K., Lefcourt, A.M., Cho, B., Jun, W. 2008. Online multitasking line-scan imaging techniques for simultaneous safety and quality evaluation of apples. Modern Physics Letter B. 22(11):147-952.
Kim, M.S., Chao, K., Lefcourt, A.M. 2008. Rapid nondestructive spectral imaging technologies for online food safety inspection. Proceedings of Pittcon Meeting, March 1-4, 2008, New Orleans, LA.
Kim, M.S., Chao, K., Lefcourt, A.M. 2008. Multispectral imaging technologies for rapid-online safety inspection of foods. LabAutomation Conference, 01/30/2008, Palm Springs, California.
Lefcourt, A.M., Narayanan, P., Tasch, U., Rostamian, R., Kim, M.S., Chen, Y.R. 2008. Algorithms for parameterization of dynamics of inertia-based apple orientation. Applied Engineering in Agriculture. 24(1):123-129.
Reese, D.Y., Lefcourt, A.M., Kim, M.S., Lo, M., Narayanan, P. 2007. Whole surface image reconstruction for machine vision inspection of fruit. Proceedings of SPIE Conference, Boston, MA 09/12/2007. Vol. 6761.
Reese, D.Y., Lefcourt, A.M., Kim, M.S., Lo, M., Narayanan, P. 2007. Whole surface image reconstruction for machine vision inspection of apples [abstract]. International Food Technology (IFT) Expo 2007.
Kim, M.S., Chen, Y.R., Cho, B., Chao, K., Lefcourt, A.M., Chan, D.E. 2007. Hyperspectral reflectance and fluorescence line-scan imaging for online quality and safety inspection of apples. Sensing and Instrumentation for Food Quality and Safety. 1(3):151-159.
Narayanan, P., Lefcourt, A.M., Tasch, U., Rostamian, R., Kim, M.S. 2007. Tests of the ability to orient apples using their inertial properties. ASABE Annual International Meeting. Paper #07646.
Lefcourt, A.M., Kim, M.S., Narayanan, P., Reese, D.Y., Tasch, U., Lo, M., Rostamian, R. 2007. Techniques for imaging the whole surface of fruits [abstract]. International Fresh Cut Produce Association Annual Conference, Palms Springs, CA, April 25-27, 2008.
Liu, Y., Chen, Y.R., Kim, M.S., Chan, D.E., Lefcourt, A. M. 2007. Development of simple algorithms for the detection of fecal contaminants on apples from visible/near infrared hyperspectral reflectance imaging. Jrnl. of Food Eng. 81:412-418.
Kim, M.S., Cho, B., Yang, C., Chao, K., Lefcourt, A.M., Chen, Y.R. 2006. Hyperspectral reflectance and fluorescence line-scan imaging system for online detection of fecal contamination on apples. Proceedings of SPIE. 6831:1-8.
Lefcourt, A.M., Narayanan, P., Rostamian, R., Tasch, U., Kim, M.S., Chen, Y.R. 2006. Development of video technology to analyze dynamics of inertia-based apple orientation. Proceedings of SPIE. 6381:Q1-Q10.
Kim, M.S., Chen, Y.R., Cho, B., Yang, C., Lefcourt, A.M., Chao, K. 2006. Hyperspectral fluorescence imaging for on-line safety inspection of apples. Abstract of International Horticultural Congress, August 13-19, 2006, Seol, Korea.
Lefcourt, A.M. 2006. Use of imaging and spectroscopy for non-destructive food safety inspection in real time [abstract]. Food Safety International Conference, August 22 - 25, 2006, Guadalajara, Mexico.
Narayanan, P., Lefcourt, A.M., Tasch, U., Rostamian, R., Grinblat, A., Kim, M.S. 2006. Theoretical aspects of orienting fruit using stability properties during rotation [abstract]. ASABE Annual International Meeting. Paper No. 061144.
Kim, M.S., Chen, Y.R., Kang, S., Kim, I., Lefcourt, A.M., Kim, M. 2006. Fluorescence characteristics of wholesome and unwholesome chicken carcasses. Journal of Applied Spectroscopy. 60(10):1210-1216.
Lefcourt, A.M., Kim, M.S., Chen, Y.R., Kang, S. 2006. Systematic approach for using hyperspectral imaging data to develop multispectral imagining systems: detection of feces on apples. Computers and Electronics in Agriculture. 54:22-35.
Lefcourt, A.M. and Kim, M.S. 2006. Technique for normalizing intensity histograms of images when the approximate size of the target is known: Detection of feces on apples using fluorescence imaging. Computers and Electonics in Agriculture. 50:135-147.
Vargas, A.M., Kim, M.S., Tao, Y., Lefcourt, A.M., Chen, Y.R. 2005. Fecal Contamination, detection, and classification on cantaloupes using hyperspectral fluorescence imaging. J. of Food Science. 70(8):E471-E476.
Lefcourt, A.M., Kim, M.S., Chen, Y.R. 2005. A transportable flourescence imaging system for detection of fecal contaminants. Computer Electronics in Agriculture. 48:63-74.
Lefcourt, A.M., Kim, M.S., Chen, Y.R. 2005. Detection of fecal contamination on apples using nonosecond-scale time-resolved imaging of laser induced fluorescence. Applied Optics. 44(7):1160-1170.
Kim, M.S., Lefcourt, A.M., Chen, Y.R.. 2004. NS-scale time-resolved laser induced flourescence imaging for detection of fecal contamination on apples. In: Chen, Y.R., Tu, Shu-I., editors. Nondestructive Sensing for Food Safety, Quality, and Natual Resources. The International Society for Optical Engineering Conference, October 27-28, 2004, Philadelphia, Pennsylvania. p. 190-197.
Kim, M.S., Lefcourt, A.M., Chen, Y.R., Tao, Y. 2005. Automated detection of fecal contamination of apples based on multispectral flourescence image fusion. Journal of Food Engineering. 71(1):85-91.
LEFCOURT, A.M., KIM, M.S., CHEN, Y.R. AUTOMATED DETECTION OF FECAL CONTAMINATION OF APPLES BY MULTISPECTRAL LASER-INDUCED FLUORESCENCE IMAGING. APPLIED OPTICS. 2003.
KIM, M.S., LEFCOURT, A.M., CHEN, Y.R. MULTISPECTRAL LASER-INDUCED FLUORESCENCE IMAGING SYSTEM FOR LARGE BIOLOGICAL SAMPLES. APPLIED OPTICS. 42(19):3927-3934. 2003.
KIM, M.S., LEFCOURT, A.M., CHEN, Y.R. OPTIMAL FLUORESCENCE EXCITATION AND EMISSION BANDS FOR DETECTION OF FECAL CONTAMINATION. JOURNAL OF FOOD PROTECTION. 66(7):1198-1207. 2003.
Kim, M.S., Lefcourt, A.M., Chen, Y.R., Kim, I., Chan, D.E., Chao, K. 2002. Multispectral detection of fecal contamination on apples based on hyperspectral imagery - part ii: application of hyperspectral fluorescence imaging. Transactions of the ASAE. 46(2):2039-2047.
KIM, M.S., CHAO, K., CHEN, Y.R., CHAN, D.E., KIM, I., LEFCOURT, A.M. MULTISPECTRAL DETECTION OF FECAL CONTAMINATION ON APPLES BASED ON HYPERSPECTRAL IMAGERY - PART I: APPLICATION OF VISIBLE-NEAR INFRARED REFLECTANCE IMAGING. TRANSACTIONS OF THE AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS. 2002.
LEFCOURT, A.M. POTENTIAL PROBLEMS FOR MEASURING AMMONIA EMISSIONS FROM FARM STRUCTURES. TRANSACTIONS OF THE AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS. 45(5):1585-1591. 2002.
MEISINGER, J.J., LEFCOURT, A.M., VAN KESSEL, J.S., WILKERSON, V. MANAGING AMMONIA EMISSIONS FROM DAIRY COWS BY AMENDING SLURRY WITH ALUM OR ZEOLITE OR BY DIET MODIFICATION. THE SCIENTIFIC WORLD. 2001.
Capuco, A.V., Wood, D.L., Elsasser, T.H., Kahl, S., Lefcourt, A.M., Piperova, L.S. 2001. Effect of somatotropin on thyroid hormones and cytokines in lactating dairycows during ad libitum and restricted intake. Journal of Dairy Science. 84(11):2430-2439.