Results 101 to 110 of about 2,279,988 (303)

Development of Honeycomb Methanation Catalyst and Its Application in Power to Gas Systems

open access: yesEnergies, 2018
Fluctuating energy sources require enhanced energy storage demand, in order to ensure safe energy supply. Power to gas offers a promising pathway for energy storage in existing natural gas infrastructure, if valid regulations are met.
Philipp Biegger   +5 more
doaj   +1 more source

Vulnerability and Bargaining Power in EU-Russia Gas Relations [PDF]

open access: yes
This report contains three separate papers, each addressing selected issues concerning natural gas policy and security of gas supply in Europe. The over-arching themes are vulnerability (to supply disruptions, to supplier pricing power) and fragmentation;
Edward Hunter Christie   +2 more
core  

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Optimizing of Integrated Energy Systems With CCHP‐P2G on FTS Operation Strategy Using a Matrix Modeling Approach

open access: yesEnergy Science & Engineering
With carbon peaking and carbon neutrality goals, the integrated energy system (IES) is an effective way to achieve energy transition. To improve energy efficiency and reduce carbon dioxide emissions of the IES, a model of IES with CCHP‐P2G and the FTS ...
Hui Lu   +7 more
doaj   +1 more source

Kiloparsec-scale star formation law in M81 and M101 based on AKARI far-infrared observations

open access: yes, 2010
We assess the relationships between the surface densities of the gas and star formation rate (SFR) within spiral arms of the nearby late-type spiral galaxies M81 and M101. By analyzing these relationships locally, we derive empirically a kiloparsec scale
Allen   +58 more
core   +1 more source

Assessing Altered Coating Adhesion on Plasma‐Deoxidized Surfaces Under Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates the effectiveness of atmospheric pressure plasma pretreatment in modifying silicon and stainless steel surfaces to improve adhesion. Argon‐hydrogen plasma increases surface roughness and improves adhesion strength, whereas pure argon results in smoother surfaces and structural changes.
Selina Raumel   +6 more
wiley   +1 more source

Dynamic Testing of Cold Gas Sprayed Bipolar Plates–Porous Transport Layer Coating System in Proton Exchange Membrane Water Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Through direct application of porous transport layer (PTL) on the bipolar plate (BPP) with thermal spraying, the interfacial contact resistance is improved. With the cold gas sprayed BPP–PTL coating system, a proton exchange membrane water electrolysis cell with a cell voltage of Ucell = 1.9 V can be operated up to i = 2.5 A/cm2 in a dynamic mode ...
Kirsten Bobzin   +5 more
wiley   +1 more source

Exergoeconomic Analysis of Integrated Energy Systems of Power to Gas-Carbon Capture Power Plant

open access: yes发电技术
ObjectivesConsidering the premise of clean and low-carbon system, the pricing of energy products in the integrated energy system is closely related to the economic interests of market users and the profitability of energy operators.
WANG Xiuyun, ZHANG Wanyu
doaj   +1 more source

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