Current Grant

2020

Bolten, S., Gu, G., Luo, Y., Haute, S.V., Zhou, B., Millner, P.D., Micallef, S.A., and Nou, X. Salmonella inactivation and cross-contamination on cherry and grape tomatoes during washing in simulated commercial wash water. Food Microbiology. 87:103359. doi: 10.1016/j.fm.2019.103359. Epub 2019 Nov. https://doi.org/10.1016/j.fm.2019.103359. [PDF]

de Friasa, J.A, Luo, Y., Zhou, B., Ingram, D., Zhang, B., Vorst, K., Brecht, J.K. Effect of door opening frequency and duration of an enclosed refrigerated display case on product temperatures and energy consumption. Food Control. https://doi.org/10.1016/j.foodcont.2019.107044. [PDF]

Gu, G., Ottesen, A., Bolten, S., Luo, Y., Rideout, S., and Nou, X. Microbiome convergence following sanitizer treatment in spinach and lettuce rinse water. Int. J. Food Microbiology. 318: 108458. https://doi.org/10.1016/j.ijfoodmicro.2019.108458. [PDF]

Gu, G., Gonzalez-Escalona, N., Zheng, J., Bolten, S., Luo, Y., Mafiz, A., Leon, M.C., and Nou, X. Genome Sequences of Brevundimonas naejangsanensis strain FS1091 and Bacillus amyloliquefaciens strain FS1092 Isolated from a Fresh-Cut Produce Processing Plant. Microbiol Resour Announc 9:e01448-19. https://doi.org/10.1128/MRA.01448-19. [PDF]

Lorena, A., Brenesa, M., Brown, W., Steinmaus, S., Brecht, J.K., Xie, Y., Bornhorst, E.R., Luo, Y., Zhou, B., Shaw, A., Vorst, K. Temperature profiling of open- and closed-doored produce cases in retail grocery stores. Food Control. 113:107158. 1-6. Log # 370556. [PDF]

Min, D., Fischer, P., and Pearlstein, A. High Schmidt number “Washout” of a soluble contaminant downstream of a backward-facing step.  International Journal of Heat and Mass Transfer. Volume 159, 2020, 119740. [PDF]

Van Haute, S., Luo, Y., Bolten, S., Gu, G., Nou, X., and Millner, P.D. Survival of Salmonella enterica and shifts in microbial community as impacted by tomato wash water particulate size and chlorine treatment. Food Microbiology. 90:103470. 2020. [PDF]

Xie, Y., J.K. Brecht, C.E. Abrahan, E.R. Bornhorst, Y. Luo, A.L. Monge, K. Vorst, and W. Brown. 2021. Improving temperature management and retaining quality of fresh-cut leafy greens by retrofitting open refrigerated retail display cases with doors. J. Food Eng. 292, 110271.  [Link] 

Xie, Y., J.K. Brecht, C. Abrahan, Y. Luo, and E. Bornhorst. 2020. Minimizing quality deterioration of fresh-cut baby spinach by retrofitting refrigerated retail display cases with doors. IV International Conference on Fresh-Cut Produce, Taian, China. Acta Hort. (in press)

2019

Gu, G., Ottesen, A., Bolten, S., Wang, L., Luo, Y., Rideout, S., Lyu, S., Nou, X. Impact of routine sanitation on the microbiomes in a fresh produce processing facility. International Journal of Food Microbiology. 294 (2019) 31-41. [PDF]

Guan, Y., Teng, Z., Mei, L., Zhang, J., Wang, Q., Luo, Y. An entrapped metal-organic framework system for controlled release of ethylene. Journal of Colloid and Interface Science. 533 (2019) 207-215. [PDF]

Huang, J., Luo, Y., Zhou, B., Zheng, J., Nou, X. Growth and Survival of Salmonella enterica and Listeria monocytogenes on fresh-cut produce and their juice extracts: Impacts and interactions of food matrices and temperature abuse conditions. Food Control 100 (2019) 300-304. [PDF]

Li, J., Teng, Z., Weng, S., Zhou, B., Turner, E., Vinyard,B., Luo, Y. Dynamic changes in the physicochemical properties of fresh-cut produce wash water as impacted by commodity type and processing conditions. PLoS ONE, 2019, 14(9). [PDF]   

Teng, Z., Luo, Y., Bornhorst, E., Zhou, B., Simko, I., Trouth, F. Identification of romaine lettuce (Lactuca sativa var. longifolia) Cultivars with reduced browning discoloration for fresh-cut processing. Postharvest Biology and Technology 156 (2019) 110931. [PDF]

Teng, Z., van Haute, S., Zhou, B., Hapeman, C., Millner, P., Wang, Q., Luo, Y. Impacts and interactions of organic compounds with chlorine sanitizer in recirculated and reused produce processing water. PLoS One 2018. 13 (12). [PDF]

Van Haute, S., Zhou, B., Luo, Y., Sampers, I., Vanhaverbeke, M., Millner, P. The use of redox potential to estimate free chlorine in fresh produce washing operations: Possibilities and limitations. Postharvest Biology and Technology 156 (2019) 110957. [PDF]

Wu, Y., Luo, Y., Zhou, B., Mei, L., Wang, Q., Zhang, B. Porous metal-organic framework (MOF) Carrier for incorporation of volatile antimicrobial essential oil. Food Control 98 (2019) 174-178. [PDF]

Zhang, B., Luo, Y., Kanyuck, K.,  Saenz, N., Reed, K., Zavalij, P., Mowery, K., and Bauchan, G. 2019. Facile and template-free solvothermal synthesis of mesoporous/macroporous metal–organic framework nanosheets. RSC Adv. 2018, 8, 33059. [PDF]

2018

Bornhorst, E.R., Luo, Y., Park, E., Vinyard, B.T., Nou, X., Zhou, B., Turner, E., Millner, P.D. 2018. Immersion-free single-pass, commercial fresh-cut produce washing system: An alternative to flume processing. Postharvest Biology and Technology. 146:124-133. [PDF]

de Friasa, J., Luo, Y., Zhou, B., Turner, E., Millner, P., Nou, X. Minimizing pathogen growth and quality deterioration of packaged leafy greens by maintaining optimum temperature in refrigerated display cases with doors. Food Control. 92:488-495. 2018. [PDF]

Gu, G., Ottesen, A., Bolten, S., Ramachandran, P.,  Reed, E., Rideout, S., Luo, Y., Patel, J.,  Brown, E., Nou, X. 2018. Shifts in spinach microbial communities after chlorine washing and storage at compliant and abusive temperatures.  Food Microbiology. 73. August 2018: 73-84 [PDF]

Lobo, A. 2018. Two-Stage Estimation of Elasticities for Disaggregated Salad Products, M.S. thesis, Department of Agricultural and Resource Economics, University of Arizona.

Luo, Y., Zou, B., Van Haute, S., Nou, X., Zhang, B., Teng, Z., Turner, E., Wang, Q., and Millner, P.D. 2018. Association between bacterial survival and free chlorine concentration during commercial fresh-cut produce wash operation. Food Microbiology. 70: 120-128 [PDF] 

Teng, Z., Luo, Y., Alborzi, S., Zhou, B., Chen, L., Zhang, J., Zhang, B., Millner, P., Wang, Q. 2018. Investigation on chlorine-based sanitization under stabilized conditions in the presence of organic load. Int J Food Microbiology. 266 (150-157). [PDF]

Van Haute, S., Luo, Y., Sampers, I., Mei, L., Teng, Z., Zhou, B., Bornhorst, E.R., Wang, Q., Millner, P. 2018. Can UV absorbance rapidly estimate the chlorine demand in wash water during fresh-cut produce washing processes? Postharvest Biology and Technology. 142:19-27. [PDF]

Wang, Y., Dandekar, R., Bustos, N., Poulain, S., and Bourouiba, L. Universal rim thickness in unsteady sheet fragmentation. Physical Review Letters. 120, 204503. 2018. [PDF]

Wang, Y. and Bourouiba, L. Non-isolated drop impacts. J. Fluid Mechanics. 835:24-44. 2018. [PDF]

Wang, Y. and Bourouiba, L. Unsteady sheet fragmentation: Droplet sizes and speeds. J. Fluid Mechanics. 848:946-967. 2018 [PDF]

Zhou, B., Luo, Y., Bauchan, G., Feng, H., Stommel, J. 2018. Visualizing pathogen internalization pathways in fresh tomatoes using MicroCT and confocal laser scanning microscopy. Food Control. 86 (276-282). [PDF]

2017

Gombas, D., Luo, Y., Brennan, J., Shergill, g., Petran, R., Walsh, C., Khurana, K., Zomorodi, B., Rosen, J., Varley, R., and Deng, K. 2017. Guidelines to validate control of cross-contamination during washing of fresh-cut leafy vegetables. J. Food Prot. 80(2):312-330. [PDF]

Guan, Y., Luo, Y., Teng, Z., Zhou, B., Mei, L., Bauchan, G., and Wang Q. A Novel Sensing Chip for Probing Chlorine Permeation into Simulated Produce Cracks. Adv. Mater. Interfaces. 1800119. [PDF]

Mei, L.; Teng, Z; Zhu, G.; Liu, Y.; Zhang, F.; Zhang, J.; Li, Y.; Guan, Y.; Luo, Y.; Chen, X.; Wang, Q. 2017. Silver nanocluster-embedded zein films as antimicrobial coating materials for food packaging. ACS Applied Materials & Interfaces. 9 (40), pp 35297–35304. [PDF]

Sun, X., Zhou, B., Luo, Y., Ference, C.M., Baldwin, E.A., Harrison, K., and Bai, J. Effect of controlled-release chlorine dioxide on the quality and safety of cherry/grape tomatoes. Food Control. 82: 26-30. 2017. [PDF] 

Wang, Y. and Bourouiba, L. Drop impact on small surfaces: thickness and velocity profiles of the expanding sheet in the air. J. Fluid Mechanics. 814:510-534. 2017.

Background

De Frías, J.A., Luo, Y., Kou, L., Zhou, B. and Wang, Q. 2015. Improving spinach quality and reducing energy costs by retrofitting retail open refrigerated cases with doors. Postharvest Biology and Technology. 110:114-120. [PDF] 

De Frías, J.A., Luo, Y., Zhou, B., Millner, P., and Nou, X. 2015. Lower temperatures in cases with doors improve produce quality and safety with reduced energy consumption. Produce Business Magazine. 31(8): 14. [PDF]

Department of Energy. 2013. Guide for the Retrofitting of Open Refrigerated Display Cases with Doors (pdf).  Better Building Alliance. [PDF]

Faramarzi, RT, Coburn, BA, Sarhadian, R. 2002.  Performance and energy impact of installing glass doors on an open vertical deli/dairy display case. ASHRAE Transactions; Atlanta. Vol. 108: 673. [PDF]

Fricke, BA, Becker, BR. 2011. Comparison of Vertical Display Cases: Energy and Productivity Impacts of Glass Doors Versus Open Vertical Display Cases ASHRAE Transactions. 847-858. [PDF]

Fricke, BA, Becker, BR. 2010. Doored Display Cases: They Save Energy, Don't Lose Sales. ASHRAE Journal; New York .Vol. 52, Iss. 9, 2010: 18-22,24,26. [PDF]

Huang, J., Luo, Y., and Nou, X. 2015. Growth of Salmonella enteric and Listeria Monocytogenes on fresh-cut cantaloupe under different temperature abuse scenarios. Journal of Food Protection. 78: 1125-1131. [PDF]

Jung, S.,  Staples, S.,   Dabiri, J.,  Marsden, A.,  Prakash,  M., Davis, K., Shadden,  S., Savin, T., Bourouiba, L., Sznitman, J. (2016) Research Trends in Biological Fluid Dynamics.  US National Committee on Theoretical and Applied Mechanics (USN/TAM) Invited Report on Recent Trends in Mechanics. Publications of the US National Academies of Sciences, Engineering, and Medicine. [PDF]

Kou, L., Luo, Y., Ingram, D.T., Yan, S., Jurick, W.M. 2014. Open-refrigerated retail display case temperature profile and its impact on product quality and microbiota of stored baby spinach. Food Control. 47: 686-692. [PDF] 

Kou, L., Luo, Y., Park, E., Turner, E.R., Barczak, A., and Jurick, W.M. 2014. Temperature abuse timing affects the quality deterioration of commercially packaged ready-to-eat, baby spinach. Postharvest Biology and Technology. 91: 96-103. [PDF] 

Lin, B., Luo, Y., Zhang, Z., Zhang, B., Zhou, B., and Wang, Q. 2015. Development of silver/titanium dioxide/chitosan adipate nanocomposite as an antibacterial coating for fruit storage. LWT. Food Science and Technology. 63: 1206-1213. [PDF]

Luo, Y., Nou, X., Yang, Y., Alegre, I., Turner, E., Feng, H., Abadias, M., and Conway, W. 2011. Determination of free chlorine concentrations needed to prevent Escherichia coli O157:H7 cross-contamination during fresh-cut produce wash. Journal of Food Protection. 74: 352-358. [PDF]

Luo, Y., Nou, X., Millner, P., Zhou, B., Shen, C., Yang, Y., Wu, Y., Wang, Q., Feng, H., and Shelton, D. 2012. A pilot plant scale evaluation of a new process aid for enhancing chlorine efficacy against pathogen survival and cross-contamination during produce wash. International Journal of Food Microbiology. 158:133-139. [PDF]

Munther, D., Srinivasan, P., Wu, J., Magpantay, F., and Luo, Y. 2015. A mathematical model for pathogen cross-contamination dynamics during produce wash. Food Microbiology. 51:101-107. [PDF]

Nagy, A., Mowery, J.D., Bauchan, G.R., Wang, L., Nichols-Russell, L., Nou, X. 2015. Role of major surface structures of Escherichia coliO157:H7 in initial attachment to biotic and abiotic surfaces. Applied and Environmental Microbiology. 81:4720-4727. [PDF]

Salgado, S.P., Pearlstein, A.J., Luo, Y., Feng, H. 2014. Quality of Iceberg (Lactuca sativa L.) and Romaine (L. sativa L. var. longifolial)lettuce treated by combinations of sanitizer, surfactant, and ultrasound. LWT- Food Science and Technology. 56:261-268  [PDF]

Palma-Salgado, S., Pearlstein, A.J., Luo, Y., Park, H.K., Feng, H. 2014. Whole-head washing, prior to cutting, provides sanitization advantages for fresh-cut Iceberg lettuce (Lactuca sativa L.). International Journal of Food Microbiology. 179:18-23  [PDF]

Shen, C., Luo, Y., Nou, X. 2013. The dynamic effects of free chlorine concentration, organic load, and exposure time on the inactivation of Salmonella, Escherichia coli O157:H7 and non-O157 STEC. Journal of Food Protection. 76: 386-393.  [PDF]

Slott, M. May 2014. The Individuals Behind The Cooperative. Produce Business. 38-45. [PDF]

Wang, Y. and Bourouiba, L. (2017) Drop impact on small surfaces: thickness and velocity profiles of the expanding sheet in the air. Journal of Fluid Mechanics. 814:510-534. [PDF]

Weng, S.C., Luo, Y., Li, J., Zhou, B., Jacangelo, J., and Schwab, K.J. 2016. Assessment and speciation of chlorine demand in fresh-cut produce wash water. Food Control. 60: 543-551. [PDF]

Xiao, Z, Bauchan, G, Nichols-Russell, L, Luo, Y, Wang, Q, Nou, X. 2015. Proliferation of Escherichia coli O157:H7 in soil and hydroponic microgreen production systems. Journal of Food Protection, 78, 1785-1790. [PDF]

Xiao, Z., Nou, X., Luo, Y., Zhou, B., Wang, Q. 2014. Comparison of the growth of Escherichia coli O157: H7 and O104: H4 during sprouting and microgreen production from contaminated radish seeds. Food Microbiology. 44: 60-63.  

Xiao, Z., Luo, Y., Lester, G., Kou, L., Yang, T., Wang, Q. 2014. Postharvest quality and shelf life of radish microgreens as impacted by storage temperature, packaging atmosphere, and chlorine wash treatment. LWT-Food Science and Technology. 55: 551-558. 

Yan, S., Luo, Y., and Yang, T. 2015. The mechanism of ethanol treatment on inhibiting lettuce enzymatic browning and microbial growth. LWT - Food Science and Technology. 63:383-390.  [PDF]

Zhang, B., Luo, Y., Zhou, B., Wang, Q., and Millner, P.D. 2015. A novel microfluidic mixer-based approach for determining inactivation kinetics of Escherichia coli O157:H7 in free chlorine solutions. Food Microbiology. 49: 152-160. [PDF]

Zhang, B., Luo, Y., Pearlstein, A.J., Aplin, J., Liu, Y., Bauchan, G.R., Payne, G.F., Wang, Q., Nou, X., Millner, P.D. 2014. Fabrication of biomimetically-patterned surfaces and their application to probing plant-bacteria interactions. ACS Applied Materials and Interfaces. 6: 12467-12478.  [PDF]

Zhou, B., Luo, Y., Nou, X., Yang, Y., Wu, Y., and Wang, Q. 2014. Effects of post-harvest handling conditions on internalization and growth of Salmonella enteric in tomatoes. Journal of Food Protection. 77: 365-370. [PDF]

Zhou, B., Luo, Y., Nou, X., Lyu, S., and Wang, Q. 2015. Survival dynamics of Salmonella enterica, Listeria monocytogenes, and Escherichia coli in wash water during simulated chlorine depletion and replenishment processes. Food Microbiology. 50: 88-96. [PDF]