Results 81 to 90 of about 109,215 (314)

Triggering processes of microseismic events associated with water injection in Okuaizu Geothermal Field, Japan

open access: yesEarth, Planets and Space, 2018
A continuous water injection test was conducted to halt the reduction in steam production in the Okuaizu Geothermal Field, Japan. Understanding the factors triggering microseismicity associated with water injection is essential to ensuring effective ...
Kyosuke Okamoto   +5 more
doaj   +1 more source

Assessing biomass-fired gas turbine power plants: a techno-economic and environmental perspective [PDF]

open access: yes, 2013
Fossil fuels continue to deplete with use as they are irreplaceable. In addition, the environmental impact with the continuous use of these conventional fuels has generated global concern due to the production of harmful emission gases. An alternative
Ihiabe, Daniel
core  

Fuel composition effects on natural gas vehicle emissions

open access: yes, 1994
Under a contract from DOE`s National Renewable Energy Laboratory (NREL) and support from Brooklyn Union Gas Company (BUG), Northern Illinois Gas Co., the Institute of Gas Technology (IGT) evaluated four state-of-the-art, electronic, closed-loop natural ...
Blazek, C. F.   +4 more
core   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Biodiesel Production from Castor Oil

open access: yesAl-Khawarizmi Engineering Journal
Biodiesel is becoming one of the most attractive alternative biofuels for petroleum-based diesel fuels. The castor plant is one of the abundant non-edible oils found in many countries.
Nadya Hussin AL Sbani   +5 more
doaj   +1 more source

Measuring the Contribution to the Economy of Investments in Renewable Energy: Estimates of Future Consumer Gains [PDF]

open access: yes
In this paper we develop a cost index–based measure of the expected consumer welfare gains from innovation in electricity generation technologies.
Darmstadter, Joel   +5 more
core  

Time-dependent opportunities in energy business : a comparative study of locally available renewable and conventional fuels [PDF]

open access: yes, 2010
This work investigates and compares energy-related, private business strategies, potentially interesting for investors willing to exploit either local biomass sources or strategic conventional fuels.
Tolis, Athanasios I.   +8 more
core   +1 more source

High Charge Carrier Mobility in Non‐Conjugated 3D Covalent Organic Frameworks

open access: yesAdvanced Materials, EarlyView.
A non‐conjugated 3D COF constructed via boronate ester linkages from tetraphenylene and pyrene‐based monomers is reported, which exhibits a high charge carrier mobility of 14 ± 1 cm2 V−1 s−1. ABSTRACT π‐Conjugation, π–π stacking, and long‐range order play a central role in determining charge transport efficiency in organic materials.
Joaquín Almarza   +11 more
wiley   +1 more source

Renewables, Shale Gas and Gas Import- Striking a Balance for India

open access: yesEnergy Procedia, 2017
Abstract India's primary energy basket is heavily weight in favour of coal, oil and gas (92%) and balance 8% renewables, hydro and nuclear. The eco-friendly energy resources like natural gas and renewables (wind & solar) account only for 9% and 2%. The long term energy demand forecast also suggests contribution of coal, oil and gas to slide down to ...
B.S. Negi, K.K. Pandey, Neha Sehgal
openaire   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

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