Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 531 for “"physical-chemical"”.
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Physical Chemical Studies of Bacteriophage-Lambda
Made available in DSpace on 2014-12-09T17:35:22Z (GMT). No. of bitstreams: 1 6604169.pdf: 5326544 bytes, checksum: b87fcff377168fecbd3f9db64bd586f2 (MD5) Previous issue date: 1965
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Physical, chemical, and microbial dynamics in the hyporheic zone
… (the hyporheic zone), is an important biogeochemical reactor, providing a variety of ecosystem services. In addition to hosting ecologically and economically important microbial processes, it is subject to dynamics in terms of inputs from the surface. In chapter 2, I explore the ways in which …
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Physical chemical processes and environmental impacts associated with home composting
This thesis reports on experimental and modelling work carried out in order to make quantitative estimates on the environmental impacts of home composting. The focus of the work was climate relevant gaseous emissions, and developing and utilising a methodology for quantifying them. Experiments …
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Experimental study of physical-chemical factors in the sol-gel process
A variety of experimental techniques (multinuclear NMR, Raman, small angle neutron scattering, fluorescence polarization, viscosity, turbidity, static and dynamic light scattering experiments) have been employed to investigate the nature of the sol-gel process of tetramethyl orthosilicate; …
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Fiber-Optic Sensors for Fully-Distributed Physical, Chemical and Biological Measurement
… further expand measurement parameters even to chemical and biological stimuli to fulfill different application needs. This dissertation presents a fully-distributed fiber-optic sensing technique based on a traveling long-period grating (T-LPG) in a single-mode fiber. The T-LPG is generated by …
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Quantifying effects of physical, chemical and biological stressors in life cycle assessment
Contains fulltext : 111217.pdf (Publisher’s version ) (Open Access)
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A Preliminary Investigation of Physical-Chemical Treatment of Slagging Gasifier Aqueous Effluent
… of treating slagging gasifier wastewater by physical-chemical means was studied. Pretreatment and treatment flow schemes were developed by using batch and continuous tests. Results were based mainly on wastewater residual total organic carbon (TOC). A treatment facility was designed and …
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Physical-chemical wastewater treatment technology: an analysis of impacts to wastewater service.
Massachusetts Institute of Technology. Dept. of Urban Studies and Planning. Thesis. 1973. B.S.
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Physical-chemical treatment of landfill leachate : technological performance, spectral characterization and cost estimations
… treated landfill leachate using four physical-chemical processes, i.e. ozonation, coagulation-flocculation, granular activated carbon (GAC) adsorption, and ion exchange. The aim was obtaining an optimized and cost effective integrated leachate treatment train. The research also used …
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Physical, chemical and biological properties of airborne particles emitted from animal confinement buildings
Item released from any restrictions by Sarah Shreeves (sshreeve@illinois.edu) on 2013-01-22T11:00:23Z
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Understanding the physical, chemical and biological processes across the subtropical convergence during austral automn
… The aim of the survey was to investigate the physical, chemical and biological dynamics of the Subtropical Convergence (STC), in the SW Indian sector of the Southern Ocean. Satellite data was obtained and in-situ data were collected. Mixed layer depth (MLD), geostrophic velocities, density and …
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Characterization of the physical, chemical, and optical properties of atmospheric aerosol particles in New Hampshire
… of the particles over Earth, their heterogeneous chemical composition, and their variable size. This dissertation quantifies some of the physical, chemical, and optical (radiative) properties of aerosols at different locations within New Hampshire (NH) from spring 2000 to fall 2001. During spring …
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Effect of antimicrobial agents on physical, chemical and microbiological characteristics of ready-to-eat bologna
… SD4 (2.5%) compared to a control on selected physical, chemical and microbiological characteristics of ready-to-eat vacuum-packaged bologna slices stored less at than 40C for up to 112 days of retail display. Water activity (aw), expressible moisture (WHC), pH, fat and moisture content, …
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Characterization of physical & chemical properties of pan-frying cured and uncured bacon and bacon fat
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2024-12-01
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Physical, chemical and biological controls on the origin, crystallization and dissolution of human kidney stones
… insoluble mineral deposits that undergo few physical, chemical and biological post-depositional changes (diagenesis) such as dissolution and recrystallization. Furthermore, with the exception of struvite mineralogy, stones are generally considered sterile and microbial influences on stone …
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