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Records 1 to 25 of 234 records from author Richard Zepp

2023
Sahle-Demessie, Endalkac, C. Han, E. Varughese, Brad Acrey, AND R. Zepp. Fragmentation and release of pristine and functionalized carbon nanotubes from epoxy-nanocomposites during accelerated weathering. Environmental Science: Nano. Royal Society of Chemistry, Cambridge, Uk, 10(7):1812-1827, (2023). https://doi.org/10.1039/D2EN01014C
Zepp, R., Brad Acrey, M. Davis, A. Andrady, J. Locklin, R. Arnold, O. Okungbowa, AND A. Commodore. Weathering Effects on Degradation of Low-Density Polyethylene-Nanosilica Composite with Added Pro-oxidant. Journal of Polymers and the Environment. Springer Nature, New York, NY, 31:4184–4192, (2023). https://doi.org/10.1007/s10924-023-02864-4
2022
Zepp, R., Brad Acrey, W. Wohlleben, E. Sahle-Demessie, AND S. McWhorter. Assessing Effects of Nano- and Microplastics in Aquatic Environments. SETAC North America 43rd Annual Meeting, Pittsburgh, PA, November 13 - 17, 2022.
Barnes, P., T. Robson, P. Neale, C. Williamson, R. Zepp, S. Madronich, S. Wilson, A. Andrady, A. Heikkilä, G. Bernhard, A. Bais, R. Neale, J. Bornman, M. Jansen, A. Klekociuk, J. Martinez-Abaigar, S. Robinson, Q. Wang, A. Banaszak, D. Häder, S. Hylander, K. Rose, S. Wängberg, B. Foereid, W. Hou, R. Ossola, N. Paul, J. Ukpebor, M. Andersen, J. Longstreth, T. Schikowski, K. Solomon, B. Sulzberger, L. Bruckman, K. Pandey, C. White, L. Zhu, M. Zhu, P. Aucamp, J. Liley, R. McKenzie, M. Berwick, S. Byrne, L. Hollestein, R. Lucas, C. Olsen, L. Rhodes, S. Yazar, AND A. Young. Environmental effects of stratospheric ozone depletion, UV radiation, and interactions with climate change: UNEP Environmental Effects Assessment Panel, Update 2021. PHOTOCHEMICAL AND PHOTOBIOLOGICAL SCIENCES. Royal Society of Chemistry, Cambridge, Uk, , 275-301, (2022). https://doi.org/10.1007/s43630-022-00176-5
Wang, D., N. Saleh, A. Byro, R. Zepp, Endalkac Sahle-Demessie, T. Luxton, K. Ho, R. Burgess, M. Flury, J. White, AND C. Su. Nano-enabled pesticides for sustainable agriculture and global food security. Nature Nanotechnology. Nature Publishing Group, London, Uk, 17:347-360, (2022). https://doi.org/10.1038/s41565-022-01082-8
Andrady, A., P. Barnes, J. Bornman, T. Gouin, S. Madronich, C. White, R. Zepp, AND M. Jansen. Oxidation and fragmentation of plastics in a changing environment; from UV-radiation to biological degradation. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, Netherlands, 851(2):158022, (2022). https://doi.org/10.1016/j.scitotenv.2022.158022
2021
Su, C., A. Byro, E. Sahle-Demessie, D. Wang, K. Ho, R. Burgess, R. Zepp, T. Luxton, S. Hu, D. McShan, AND R. Meyers. A Framework for Evaluating Engineered Nanomaterials within EPA’s Pesticide Program. CSS BOSC Meeting, NA, Virtual, November 04, 2021.
Zepp, R., Brad Acrey, Mary J. Davis, W. Wohlleben, AND E. Sahle-Demessie. Assessing polymer weathering in aquatic environmental systems. Presented at SETAC North America National Meeting, Portland; N/A (virtual), Oregon, November 14 - 18, 2021.
Neale, R., P. Barnes, T. Robson, P. Neale, C. Williamson, R. Zepp, S. Wilson, S. Madronich, A. Andrady, A. Heikkilä, G. Bernhard, A. Bais, P. Aucamp, A. Banaszak, J. Bornman, L. Bruckman, S. Byrne, B. Foereid, D. Häder, L. Hollestein, W. Hou, S. Hylander, M. Jansen, A. Klekociuk, J. Liley, J. Longstreth, R. Lucas, J. Martinez-Abaigar, K. McNeill, C. Olsen, K. Pandey, L. Rhodes, S. Robinson, K. Rose, T. Schikowski, K. Solomon, B. Sulzberger, J. Ukpebor, Q. Wang, S. Wängberg, C. White, S. Yazar, A. Young, P. Young, L. Zhu, AND M. Zhu. Environmental effects of stratospheric ozone depletion, UV radiation, and interactions with climate change: UNEP Environmental Effects Assessment Panel, Update 2020. PHOTOCHEMICAL AND PHOTOBIOLOGICAL SCIENCES. Royal Society of Chemistry, Cambridge, Uk, 20:1-67, (2021). https://doi.org/10.1007/s43630-020-00001-x
Barnes, P., C. White, A. Andrady, P. Aucamp, A. Bais, A. Banaszak, L. Bruckman, S. Byrne, B. Foereid, D. Häder, A. Heikkilä, J. Bormann, L. Hollestein, J. Martinez-Abaigar, K. McNeill, C. Olsen, L. Rhodes, T. Robson, K. Rose, T. Schikowski, K. Solomon, B. Sulzberger, K. Pandey, J. Ukpebor, Q. Wang, S. Wängberg, C. Williamson, S. Wilson, S. Yazar, A. Young, P. Young, L. Zhu, M. Zhu, G. Bernhard, R. Neale, S. Robinson, P. Neale, R. Zepp, AND S. Madronich. Summary Update for Policymakers UNEP Environmental Effects Assessment Panel: Environmental Effects of Stratospheric Ozone Depletion, UV Radiation, and Interactions with Climate Change: Update 2020. United Nations Environment Programme (UNEP), PARIS, France, 2020.
2020
Bernhard, G., R. Neale, P. Barnes, P. Neale, R. Zepp, S. Wilson, A. Andrady, A. Bais, R. McKenzie, P. Aucamp, P. Young, B. Liley, R. Lucas, S. Yazar, L. Rhodes, S. Byrne, L. Hollestein, C. Olsen, A. Young, T. Robson, J. Bornman, M. Jansen, S. Robinson, C. Ballaré, C. Williamson, K. Rose, A. Banaszak, D. Häder, S. Hylander, S. Wängberg, A. Austin, W. Hou, N. Paul, S. Madronich, B. Sulzberger, K. Solomon, H. Li, T. Schikowski, J. Longstreth, K. Pandey, A. Heikkilä, AND C. White. Environmental effects of stratospheric ozone depletion, UV radiation and interactions with climate change: UNEP Environmental Effects Assessment Panel, update 2019. PHOTOCHEMICAL AND PHOTOBIOLOGICAL SCIENCES. Royal Society of Chemistry, Cambridge, Uk, 5:542-584, (2020). https://doi.org/10.1039/D0PP90011G
Henderson, Matt, J. Spear, R. Seim, R. Zepp, Brad Acrey, AND D. Bouchard. Formation of Low Molecular Weight Products During Environmental Transformation of Graphene Oxide Modulates Toxicity in Aquatic Species. 2020 SOT Virtual Meeting, Anaheim, CA, March 15 - 19, 2020.
Zepp, R., E. Ruggiero, B. Acrey, M. Davis, C. Han, H. Hsieh, K. Vilsmeier, W. Wohlleben, AND Endalkac Sahle-Demessie. Fragmentation of polymer nanocomposites: modulation by dry and wet weathering, fractionation, and nanomaterial filler. Environmental Science: Nano. RSC Publishing, Cambridge, Uk, 7:1742-1758, (2020). https://doi.org/10.1039/C9EN01360A
Zepp, R. AND Brad Acrey. Isolating, Identifying and Quantifying Small Plastic Components of Aquatic Trash. 2020 SETAC North America Annual Meeting, Virtual, November 15 - 19, 2020.
Safaie, A., C. Weiskerger, T. Nguyen, Brad Acrey, R. Zepp, M. Molina, M. Cyterski, G. Whelan, Y. Pachepsky, AND M. Phanikumar. Modeling the photoinactivation and transport of somatic and f+ coliphages at a great lakes beach. JOURNAL OF ENVIRONMENTAL QUALITY. American Society of Agronomy, MADISON, WI, 49(6):1612-1623, (2020). https://doi.org/10.1002/jeq2.20153
Varner, K., C. P. ANDERSEN, K. T. HO, W. BOYES, AND R. G. ZEPP. State-of-the-Science: Where Are We Headed? Innovative Nanotechnology Evaluation: Next Generation Contemporary Solutions. 2020 Pan-American Nanotechnology Conference, Sao PauloB, March 04 - 07, 2020.
2019
Avant, B., D. Bouchard, H. Hsieh, Y. Han, J. Spear, R. Zepp, Chris Knightes, X. Chang, AND Brad Acrey. Environmental fate of multiwalled carbon nanotubes and graphene oxide across different aquatic ecosystems. NanoImpact. Elsevier B.V., Amsterdam, Netherlands, 13:1-12, (2019). https://doi.org/10.1016/j.impact.2018.11.001
Zepp, R., Brad Acrey, D. Bouchard, A. Commodore, O. Okungbowa, AND M. Davis. Evaluating polymer photodegradation processes in environmental systems. 2019 ACS Spring Meeting, Orlando, FL, March 31 - April 04, 2019.
Bouchard, D., X. Chang, Matt Henderson, AND R. Zepp. Interaction of Graphene Oxide and Reduced Graphene Oxide Nanomaterials with Model Biological Surfaces. Spring 2019 ACS National Meeting & Exposition, Orlando, FL, March 31 - April 04, 2019.
Knightes, Chris, R. Ambrose, B. Avant, Y. Han, Brad Acrey, D. Bouchard, R. Zepp, AND T. Wool. Modeling framework for simulating concentrations of solute chemicals, nanoparticles, and solids in surface waters and sediments: WASP8 Advanced Toxicant Module. ENVIRONMENTAL MODELLING AND SOFTWARE. Elsevier Science Ltd, New York, NY, 111:444-458, (2019). https://doi.org/10.1016/j.envsoft.2018.10.012
Bouchard, D., W. Henderson, R. Zepp, C. Knightes, Y. Han, B. Avant, AND B. Acrey. Monitoring and Modeling Oxygenated PAHs Formed During Graphene Oxide Phototransformation. 2019 National Environmental Monitoring Conference (NEMC), Jacksonville, FL, August 05 - 09, 2019.
Hsieh, H. AND R. Zepp. Reactivity of graphene oxide with reactive oxygen species (hydroxyl radical, singlet oxygen, and superoxide anion). Environmental Science: Nano. RSC Publishing, Cambridge, Uk, 6(12):3734-3744, (2019). https://doi.org/10.1039/C9EN00693A
Singh, A., W. Hou, T. Lin, AND R. Zepp. Roles of Silver–Chloride Complexations in Sunlight-Driven Formation of Silver Nanoparticles. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, 53(19):11162-11169, (2019). https://doi.org/10.1021/acs.est.9b02115
Han, Y., Chris Knightes, D. Bouchard, R. Zepp, B. Avant, H. Hsieh, X. Chang, Brad Acrey, Matt Henderson, AND J. Spear. Simulating graphene oxide nanomaterial phototransformation and transport in surface water. Environmental Science: Nano. RSC Publishing, Cambridge, Uk, 6:180, (2019). https://doi.org/10.1039/c8en01088a
Sulzberger, B., A. Austin, R. Cory, R. Zepp, AND N. Paul. Solar UV radiation in a changing world: roles of cryosphere–land–water–atmosphere interfaces in global biogeochemical cycles. PHOTOCHEMICAL AND PHOTOBIOLOGICAL SCIENCES. Royal Society of Chemistry, Cambridge, Uk, 18(3):747-774, (2019). https://doi.org/10.1039/C8PP90063A