{"id":324,"date":"2025-02-11T14:38:56","date_gmt":"2025-02-11T14:38:56","guid":{"rendered":"https:\/\/vingnanam.jfn.ac.lk\/?p=324"},"modified":"2025-02-12T13:48:24","modified_gmt":"2025-02-12T13:48:24","slug":"stress-induced-changes-in-hydrogen-pressure-in-contact-with-tubular-diffusion-membrane","status":"publish","type":"post","link":"https:\/\/vingnanam.jfn.ac.lk\/?p=324","title":{"rendered":"Stress induced changes in hydrogen pressure in contact with tubular diffusion membrane"},"content":{"rendered":"<h4>Author<\/h4>\n<div>\n<div>Kathirkamanathan Kandasamy<\/div>\n<\/div>\n<h4>Abstract<\/h4>\n<div>\n<p>Hydrogen permeation studies in Palladium and Palladium alloys reveal that hydrogen diffusion is non-Fickian in metals and their alloys due to the stress field induced by the hydrogen in their lattice. Previously the non-Fickian, uphill diffusion of hydrogen in Pd<sub>81<\/sub>Pt<sub>19<\/sub>\u00a0alloy membrane was explained by attributing it to the modification in the space-time variation of the concentration of dissolved hydrogen in the metal lattice due to Diffusion-Elastic effect. This paper reports evidence for the combined effect on the space-time variation of the concentration of dissolved hydrogen in the lattice by the Gorsky effect and the Diffusion-Elastic effect when hydrogen diffusion initiated in the diffusion membrane either by suddenly increasing or reducing the hydrogen pressure at one wall of the membrane.<\/p>\n<\/div>\n<h4>Download<\/h4>\n<p><a href=\"https:\/\/vingnanam.jfn.ac.lk\/wp-content\/uploads\/2025\/02\/12-2.pdf\">Article [PDF]<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Author Kathirkamanathan Kandasamy Abstract Hydrogen permeation studies in Palladium and Palladium alloys reveal that hydrogen diffusion is non-Fickian in metals and their alloys due to the stress field induced by the hydrogen in their lattice. Previously the non-Fickian, uphill diffusion of hydrogen in Pd81Pt19\u00a0alloy membrane was explained by attributing it to the modification in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[103],"tags":[109,110,111,112,108,113,114],"class_list":["post-324","post","type-post","status-publish","format-standard","hentry","category-12-1","tag-diffusion-elastic-effect","tag-gorsky-effect","tag-hydrogen-absorption","tag-joule-thomson-effect","tag-kathirkamanathan-kandasamy","tag-metal-hydrogen-system","tag-non-fickian-diffusion"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/posts\/324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=324"}],"version-history":[{"count":2,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions"}],"predecessor-version":[{"id":396,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=\/wp\/v2\/posts\/324\/revisions\/396"}],"wp:attachment":[{"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vingnanam.jfn.ac.lk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}