Results 81 to 90 of about 5,826,146 (302)

Thermodynamic Characteristics of Methane Adsorption of Coal with Different Initial Gas Pressures at Different Temperatures

open access: yesAdvances in Materials Science and Engineering, 2019
The adsorption of methane in coal depends on both pressure and temperature, and the adsorption gas content decreases as the temperature rises while increases as the pressure increases.
Tingting Cai   +3 more
doaj   +1 more source

Carbon isotopic composition of water-soluble gases and their geological significance in the Sichuan Basin

open access: yesPetroleum Exploration and Development, 2012
Twenty-two gas and twenty-two water samples were collected from producing wells in the Triassic Xujiahe, Leikoupo and Jialinjiang formations and the Permian Maokou Formation in the Mid, South and Northwest Sichuan gas areas.
Shengfei QIN
doaj   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Current Status and Challenges of Log Evaluation Technology for Coal-Rock Gas

open access: yesCejing jishu
To provide technical support for the exploration and development of coal-rock gas resources, and facilitate the achievement of the "carbon peaking and carbon neutrality" goals, this study systematically compares the reservoir characteristics of coal-rock
LIU Die   +7 more
doaj   +1 more source

Low‐Temperature Imidization of Polyimides (PI) for Scalable Manufacturing of Flexible Wearable Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐temperature imidization of PEG‐modified polyimide enables fully screen‐printed, roll‐to‐roll fabrication of flexible electrodes on PET substrates, delivering robust mechanical durability and reliable ECG/EMG signal performance for wearable electronics.
Akib Abdullah Khan, Jong‐Hoon Kim
wiley   +1 more source

The PRIMA Thesaurus for Materials Science and Engineering

open access: yesAdvanced Engineering Materials, EarlyView.
The PRIMA Thesaurus is a structured vocabulary designed to improve how materials science data is described and shared. Developed with input from multiple experts, it enables clear documentation of research workflows, data exchange, and reuse across platforms.
Rossella Aversa   +8 more
wiley   +1 more source

Management of acute diverticulitis with pericolic free gas (ADIFAS): an international multicenter observational study. [PDF]

open access: yesInt J Surg, 2023
Tejedor P   +7 more
europepmc   +1 more source

Box of ideal gas in free fall

open access: yesPhysics Letters B, 2013
We study the \textit{quantum} partition function of non-relativistic, ideal gas in a (non-cubical) box falling freely in arbitrary curved spacetime with centre 4-velocity u^a. When perturbed energy eigenvalues are properly taken into account, we find that corrections to various thermodynamic quantities include a very specific, sub-dominant term which ...
openaire   +3 more sources

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

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