Results 11 to 20 of about 4,915,641 (298)

Photoassisted Degradation of a Herbicide Derivative, Dinoseb, in Aqueous Suspension of Titania [PDF]

open access: yes, 2012
The titanium dioxide (TiO2) photoassisted degradation of herbicide dinoseb has been examined in aqueous suspensions under UV light irradiation. The degradation kinetics were studied under various conditions such as substrate concentration, type of ...
Muneer, Mohd   +4 more
core   +5 more sources

A spectroscopic study of the degradation of polyurethane coil coatings. [PDF]

open access: yes, 2012
PhDThe degradation of polyurethane (PU) coil coatings were studied with step scan phase modulation photo-acoustic (SS-PM-PA) FTIR, confocal Raman mapping (CRM) and scanning electron microscopy (SEM). PU coatings were oven cured for 30 seconds to reach
Zhang, Ying
core   +4 more sources

Soil degradation and recovery – changes in organic matter fractions and structural stability [PDF]

open access: yes, 2020
The combination of concurrent soil degradation and restoration scenarios in a long-term experiment with contrasting treatments under steady-state conditions, similar soil texture and climate make the Highfield land-use change experiment at Rothamsted ...
Schjonning, P.   +5 more
core   +1 more source

Experimental investigation of free vibration analysis on fibre metal composite laminates

open access: yesJournal of Mechanical Engineering and Sciences, 2019
Fiber metal laminates (FMLs) offer significant improvement over current available materials for structure materials due the excellent mechanical properties.
M. N. M. Merzuki   +4 more
doaj   +1 more source

Characterization of creep deformation and rupture behaviour of P92 steel weldment at 600°C

open access: yesJournal of Mechanical Engineering and Sciences, 2018
P92 steel is a potential candidate for ultra-supercritical (USC) plant component. Thus, its suitability and performance for future service are still under investigation.
N. A. Alang
doaj   +1 more source

Detecting, characterising and assessing PEEK’s and CF-PEEK’s thermal degradation in rapid high-temperature processing [PDF]

open access: yes, 2022
The work was enabled through, and undertaken at, the National Structural Integrity Research Centre (NSIRC), a postgraduate engineering facility for industry-led research into structural integrity established and managed by TWI through a network of both ...
Worrall, C, Kazilas, M, Gaitanelis, D
core   +1 more source

Tribological Stress of Lubricating Greases in the Light of System Entropy

open access: yesLubricants, 2016
Lubricating greases show a structural degradation due to friction stress. The shear process dissipates energy. This results in a breakdown of the thickener structure, heat and entropy generation. Tribo-systems are energy driven systems.
Erik Kuhn
doaj   +1 more source

Environmental Risk of Polymer and their Degradation Products [PDF]

open access: yes, 2013
Polymer-based materials are found everywhere in the environment, but their impacts are yet to be fully understood. The degradation of different polymer types has been extensively investigated under specific laboratory conditions.
Lambert, Scott
core   +6 more sources

Dinâmica da resistência à penetração de um Latossolo Vermelho da Microrregião de Goiânia, GO Penetration resistance dynamics of a Dark Red Latosol of Microregion of Goiania, State of Goias, Brazil

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2007
O objetivo principal deste estudo é avaliar o efeito da umidade e da densidade do solo na dinâmica da resistência à penetração de um Latossolo Vermelho da Microrregião de Goiânia, GO.
Geraldo C. Oliveira   +2 more
doaj   +1 more source

Insight into mode-of-action and structural determinants of the compstatin family of clinical complement inhibitors [PDF]

open access: yes, 2022
With the addition of the compstatin-based complement C3 inhibitor pegcetacoplan, another class of complement targeted therapeutics have recently been approved.
Berger, Nadja   +11 more
core   +2 more sources

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