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pro vyhledávání: '"M. Keith Murphy"'
Autor:
Ho Hyun Wang, Yu Seong Do, Jeffery R. Quay, Chye Yang Soo, Hye Jin Jo, M. Keith Murphy, Moon Joo Lee, Guangxi Dong, Young Moo Lee
Publikováno v:
Macromolecules. 48:2194-2202
Thermally rearranged polybenzoxazoles (TR-PBO) are some of the most promising materials for gas separation because of their microporous and bimodal cavities that offer high gas transport performance. However, the brittleness of fully converted TR-PBO
Gas sorption, diffusion, and permeation in thermally rearranged poly(benzoxazole-co-imide) membranes
Autor:
M. Keith Murphy, Jeffrey Raymond Quay, Jong-Myeong Lee, Young Moo Lee, Seungju Kim, Kyung Taek Woo
Publikováno v:
Journal of Membrane Science. 453:556-565
Thermally rearranged polymer membranes exhibit extraordinary gas permeability based on a rigid polymer structure with a high free volume element. In this study, TR poly(benzoxazole-co-imide) membranes from 4,4′-hexafluoroisopropylidene diphthalic a
Publikováno v:
Journal of Membrane Science. 444:365-377
We investigated the effects of the polymer chemical structure on the gas separation performances of thermally rearranged poly(benzoxazole-co-imide) (TR-PBO-co-I) membranes. Eight non-TR-able aromatic diamines, one TR-able hydroxyl diamine, and one di
Autor:
Hye Jin Jo, Chye Yang Soo, Guangxi Dong, Yu Seong Do, Ho Hyun Wang, Moon Joo Lee, JefferyR. Quay, M. Keith Murphy, Young Moo Lee
Publikováno v:
Macromolecules; Apr2015, Vol. 48 Issue 7, p2194-2202, 9p
Autor:
M. Keith Murphy, Claude Veillon
Publikováno v:
Analytica Chimica Acta. 69:295-303
Flame atomic emission and atomic absorption detection limits are compared on an absolute basis for the easily determined element, copper. Remarkably similar detection limits are obtained with a variety of atomization and sample introduction system co
Akademický článek
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Publikováno v:
Journal of Materials Chemistry C; 1/21/2024, Vol. 12 Issue 3, p1098-1106, 9p
Akademický článek
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Publikováno v:
Polymer Chemistry; 5/28/2018, Vol. 9 Issue 20, p2785-2796, 12p
Autor:
Murphy, Clyde
Polyimide (PI) is an engineering polymer material with advantages of high temperature resistance, low temperature tolerance, radiation resistance, flexibility and excellent dielectric properties. This book presents research on the properties, composi