Results 51 to 60 of about 125,957 (179)

Advances and Challenges in the Development of Immobilized Enzymes for Batch and Flow Biocatalyzed Processes

open access: yesChemSusChem, Volume 18, Issue 8, April 14, 2025.
Recent advancements in the preparation of immobilized enzymes have improved both batch and continuous flow biocatalytic processes, essential for cost‐effective, sustainable production in the fine chemicals and pharmaceutical industries. This review examines advancements in carrier‐free methods, entrapment strategies, and support‐based approaches ...
Stefania Patti   +5 more
wiley   +1 more source

Snowy Mountains hydro-electric development [cartographic material].

open access: yes, 1949
"Presented by the Commonwealth Government to His Excellency the Right Honourable W.J. McKell ... on the occasion of his inauguration of the works of the Snowy Mountains Hydro Electric Authority, 17th October 1949".
Snowy Mountains Hydro-electric Authority.
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SUSTAINABLE IRRIGATION WITH HYDRO-POWERED PUMPS [PDF]

open access: yes, 2018
Energy costs in irrigation have increased significantly in the last decade. In Spain, for example, by over 100%. Hydro-powered water pumps, called spiral pumps, are driven by the flow of rivers and canals and offer a sustainable and renewable ...
Emanuele Quaranta   +3 more
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Plasticity of Root System Architecture and Whole Transcriptome Responses Underlying Nitrogen Deficiency Tolerance Conferred by a Wild Emmer Wheat QTL

open access: yesPlant, Cell &Environment, Volume 48, Issue 4, Page 2835-2855, April 2025.
ABSTRACT Our aim was to elucidate mechanisms underlying nitrogen (N)‐deficiency tolerance in bread wheat (cultivar Ruta), conferred by a wild emmer wheat QTL (WEW; IL99). We hypothesised that the tolerance in IL99 is driven by enhanced N‐uptake through modification of root system architecture (RSA) underscored by transcriptome modifications.
Nikolai Govta   +7 more
wiley   +1 more source

Ontario Hydro's Sir Adam Beck - Niagara Generating Station No. 2 Niagara Falls Pamphlet

open access: yes, 1953
An information booklet produced by the Hydro-Electric Power Commission of Ontario so "that the people of Ontario should be constantly informed of the business of their own Hydro".
The Hydro Electric Power Commission of Ontario
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Unveiling the life of archaea in sediments: Diversity, metabolic potentials, and ecological roles

open access: yesiMetaOmics, Volume 2, Issue 1, March 2025.
Archaea exhibit extensive diversity and ubiquitous distribution in sediments across a range of habitats, from terrestrial inland to deep‐sea environments, including hot springs, salt lakes, freshwater lakes, rivers, mangroves, estuaries, coastal areas, seafloor sediments, cold seeps, and hydrothermal vents.
Dayu Zou   +4 more
wiley   +1 more source

On the Economics of Ramping Rate Restrictions at Hydro Power Plants: Balancing Profitability and Environmental Costs [PDF]

open access: yes
This paper examines the impact of ramping rate restrictions imposed on hydro operations to protect aquatic ecosystems. A dynamic optimization model of the profit maximizing decisions of a hydro operator is solved for various restrictions on water flow ...
Margaret Insley, Shilei Niu
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WRF-Hydro-iso-tag source code and test case

open access: yes, 2022
This is the source code of WRF-Hydro-iso-tag, that is the version of the isotope-enabled coupled atmospheric-hydrological WRF-Hydro model enhanced with a isotope tracing procedure from Arnault et al. (in review).
Joel Arnault (10972983)
core   +1 more source

Market Power in Mixed Hydro-Thermal Electric Systems [PDF]

open access: yes
This paper shows that, unlike what has been found in other papers, a hydro reservoir is an effective tool to exercise market power. Its appealing as a tool is enhanced by the fact that there is no need to constrain total hydro production - a practice too
M. Soledad Arellano
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Studies on the subunit structure of 4-deoxy-5-oxoglucarate hydro-lyase (decarboxylating) from Pseudomonas acidovorans [PDF]

open access: yesBiochemical Journal, 1975
1. Homogeneous preparations of D-4-deoxy-5-oxoglutarate hydro lyase (decarboxylating)(EC4.2.1.41) were analysed in the ultracentrifuge by the high-speed sedimentation-equilibrium method of Yphantis (1964). The molecular weight in 0.1 M-potassium phosphate buffer, pH 7.2, in 6M-guanidine hydrochloride and in 0.1 M-beta-mercaptoethanol in 6M-guanidine ...
openaire   +2 more sources

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