Zobrazeno 1 - 10
of 4 062
pro vyhledávání: '"Gas permeation"'
Publikováno v:
eXPRESS Polymer Letters, Vol 18, Iss 9, Pp 931-941 (2024)
Polydimethylsiloxane has the characteristics of low-temperature flexibility and excellent aging resistance. However, high molecule mobility and weak interactions between PDMS molecules result in poor mechanical strength and deficient gas barrier prop
Externí odkaz:
https://doaj.org/article/188f25ae3b404b4bbee90a36e22695e7
Autor:
Nguyen Thai Van, Le Hong Ky
Publikováno v:
Engineering, Technology & Applied Science Research, Vol 14, Iss 2 (2024)
This article presents the results of the research on the influence of plasma nitriding technology parameters on the working surface hardness of machine parts made of previously hardened 18XГT steel. A total of 27 experiments were conducted on the H4
Externí odkaz:
https://doaj.org/article/07f5c14ccbc34733b586d9d3ffb1f43e
Autor:
Ajay Gawali, Sapna Gawali, Surendra Sasikumar Jampa, Manish Kumar Sinha, Jalaja Pandya, Satyam Shinde, Snigdha Khuntia
Publikováno v:
Aqua, Vol 72, Iss 7, Pp 1097-1114 (2023)
The membrane separation process lacks intrinsic permeation characteristics to compete with other separation technologies like adsorption, sedimentation, coagulation, skimming, and distillation. A mixed matrix membrane (MMM) is one of the strategies t
Externí odkaz:
https://doaj.org/article/99801f1b0eab4362851066d1debb6800
Akademický článek
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Publikováno v:
Membranes, Vol 14, Iss 6, p 132 (2024)
Aging in polymers of intrinsic microporosity has slowed exploitation due to a decay in performance over time since densification makes them unsuitable for industrial applications. This work aimed to study the impact of the operation and storage tempe
Externí odkaz:
https://doaj.org/article/22e34e0fe1b046fa8b2ca6827dbac19e
Publikováno v:
Polymers, Vol 16, Iss 7, p 1000 (2024)
To research the effect of hydrogen permeation on the friction characteristics of the seal materials on the hydrogen equipment, the molecular models of 10% PEEK/PTFE composites and its frictional models were established, respectively, and molecular dy
Externí odkaz:
https://doaj.org/article/1784b2baca3a451c986baff0629c5752
Autor:
Mallikarjunagouda B. Patil, Shwetarani B. Rajamani, S.N. Mathad, Arun Y. Patil, Mahmoud A. Hussain, Hajer Saeed Alorfii, Anish Khan, Abdullah M. Asiri, Imran Khan, Madhu Puttegowda
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 3537-3548 (2022)
Microwave irradiation is used in this study to synthesize poly (acrylamide-co-2-hydroxyethyl methacrylate)/chitosan (P(AM-co-HEMA)/chitosan) semi-IPN hydrogels, which are synthesized using one-pot polymerization techniques with ammonium persulfate (A
Externí odkaz:
https://doaj.org/article/0e9b34485e8040449264b0e536945dd9
Autor:
Bui Thanh Danh, Le Hong Ky
Publikováno v:
Engineering, Technology & Applied Science Research, Vol 13, Iss 3 (2023)
This paper presents the results of optimizing the technological parameters when plasma nitriding the gear working surface. 27 experiments were carried out on an H4580 Eltrolab instrument to obtain a working surface hardness database table, and the Mi
Externí odkaz:
https://doaj.org/article/195066086c0c481dba024df8902361ab
Autor:
Jerry Y.S. Lin, Oscar Ovalle-Encinia
Publikováno v:
Journal of Membrane Science Letters, Vol 3, Iss 1, Pp 100041- (2023)
Pressure dependence of gas permeation flux for dual-phase ionic-conducting membranes is critical to the design and operation of separation or reaction processes using these membranes. However, literature on dual-phase membranes has mainly focused on
Externí odkaz:
https://doaj.org/article/cfb5f9a60334448496f495eba759ab12
Publikováno v:
Membranes, Vol 13, Iss 12, p 898 (2023)
Carbon dioxide (CO2), which results from fossil fuel combustion and industrial processes, accounts for a substantial part of the total anthropogenic greenhouse gases (GHGs). As a result, several carbon capture, utilization and storage (CCUS) technolo
Externí odkaz:
https://doaj.org/article/037a1b7193d84de6a2f54ccc358ca79b