Results 71 to 80 of about 1,133,840 (326)

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Economic feasibility of organic and conventional fish farming systems of Indian major carps [PDF]

open access: green, 2022
Mirza Masum Beg   +3 more
openalex   +1 more source

CONVERSION OF A LAMB PRODUCTION SYSTEM TO ORGANIC FARMING: HOW TO MANAGE, FOR WHICH RESULTS? [PDF]

open access: yes, 2005
Two sheep flocks were managed organically (for two years from conversion onwards) under different lambing strategies (1 lambing/year vs. 3 lambings every two years).
Hervé, Tournadre   +4 more
core  

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

Economic feasibility study of organic and conventional fish farming systems of Indian major carps

open access: yesScientific Reports
Organic aquaculture is a new approach in the modern farming system. As the capital investment is higher for setting up the organic aquaculture, it is essential to conduct an economic feasibility study with compare the conventional farming system.
Mirza Masum Beg   +5 more
doaj   +1 more source

Farm gate profitability of organic and conventional farming systems in the tropics

open access: yesInternational Journal of Agricultural Sustainability
Systematic studies on the economic competitiveness of organic farming systems compared to conventional farming systems are particularly lacking in tropical environments.
Amritbir Riar   +8 more
doaj   +1 more source

National-scale modelling of N leaching in organic and conventional horticultural crop rotations - policy implications [PDF]

open access: yes, 2008
A method is presented to model N leaching in crop rotations on a national scale. Representative crop rotations for different regions and soil types are used in the cross-disciplinary, plant, soil, environment & economics model EU-Rotate_N.
Firth, Mr Chris   +6 more
core  

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

Comparison of energy consumption and economic performance of organic and conventional soybean production — A case study from Jilin Province, China

open access: yesJournal of Integrative Agriculture, 2015
Modern agriculture heavily depends on energy consumption, especially fossil energy, but intensive energy input increases the production cost for producers and results in environmental pollution.
Li-wei ZHANG   +4 more
doaj   +1 more source

Life cycle assessment of constructed wetland systems for wastewater treatment coupled with microbial fuel cells [PDF]

open access: yes, 2017
The aim of this study was to assess the environmental impact of microbial fuel cells (MFCs) implemented in constructed wetlands (CWs). To this aim a life cycle assessment (LCA) was carried out comparing three scenarios: 1) a conventional CW system ...
Corbella Vidal, Clara   +2 more
core   +2 more sources

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