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Full-Text Articles in Life Sciences

Optimal Control Of Algae Biofilm Growth In Wastewater Treatment Using Computational Mathematical Models, Gerald Jones Apr 2021

Optimal Control Of Algae Biofilm Growth In Wastewater Treatment Using Computational Mathematical Models, Gerald Jones

Student Research Symposium

Microalgal biofilms are comprised of a syntrophic consortium of microalgae and other microorganisms embedded within an extracellular matrix. Despite significant processes in the application of microalgal biofilms in wastewater treatment, mechanistic understanding and optimization of microalgal biomass yield and productivity under environmental constraints is still lacking. This paper identifies theoretical insights on this challenging biological problem by leveraging novel mathematical and computational tools. In particular, this is a systematic parameter study in utilizing a computational mathematical model to advance the understanding of microalgal biofilm growth kinetics under environmental constraints. Moreover, the design of algae biofilm reactors for optimal biomass yield …


Isolation And Purification Of Anthocyanins From Black Bean Wastewater Using Macroporous Resins, Xiaoxi Wang May 2012

Isolation And Purification Of Anthocyanins From Black Bean Wastewater Using Macroporous Resins, Xiaoxi Wang

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Isolation and purification of anthocyanins from black bean canning wastewater by column chromatography with macroporous resins were investigated in this study. Different adsorption materials and adsorption conditions were compared and the most effective material and adsorption conditions were selected to purify anthocyanins. Purified anthocyanins then were identified by high performance liquid chromatography electrospray tandem mass spectrometry. The most effective macroporous resin was selected by comparing the adsorption performance of five different types of macroporous resins (Diaion Hp20, Sepabeads Sp70, Sepabeads Sp207, Sepabeads Sp700, and Sepabeads Sp710). Equilibrium adsorption isotherms of five resins with wastewater were measured and analyzed using Langmuir …


How A Lagoon Works For Livestock Wastewater Treatment, Rhonda Miller Ph.D., Jennifer Major, Penny Trinca Mar 2011

How A Lagoon Works For Livestock Wastewater Treatment, Rhonda Miller Ph.D., Jennifer Major, Penny Trinca

Agriculture

No abstract provided.


Long-Term Effects Of Land Application Of Domestic Wastwater: Tooele, Utah, Slow-Rate Site, Volume 1: Field Investigation, James H. Reynolds, L. R. Anderson, R. W. Miller, W. F. Campbell, M. O. Braun Aug 1979

Long-Term Effects Of Land Application Of Domestic Wastwater: Tooele, Utah, Slow-Rate Site, Volume 1: Field Investigation, James H. Reynolds, L. R. Anderson, R. W. Miller, W. F. Campbell, M. O. Braun

All U.S. Government Documents (Utah Regional Depository)

Application of wastewater to the land has been designated a viable alternative for wastewater treatment by the Water Pollution Act Amendments of 1972 (PL 92-500). However, very little information is available concerning the long-term effects of applying wastewater to the land. The general objective of this study was to determine the long-term effects of employing secondary treated municipal wastewater as irrigation water. The study compared the quality of soils, crops, groundwater, and applied water to a site receiving normal irrigation water (control site) to a site (treated site) which had utilized seondary treated municipal effluent for irrigation water during a …