Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 2 of 2 for “"quintuple helix"”.
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Self-Assembly and Gelation Behaviour of Pyridyl Urea Complexes
… In the presence of the latter, a quintuple helix formed. Several bis(3-pyridylureas) with ethylene, pyridine, methylenebisphenylene and cyclohexylene spacer groups were shown to form gels and crystals in the presence of silver(I) nitrate. Two macrocyclic structures were grown from …
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From Campus to Community: The Role of Higher Education in Strengthening Regional Entrepreneurial Ecosystems in Appalachia
<p>This study addresses a gap in understanding how small, rural liberal arts higher education institutions (HEIs) in the Appalachian College Association Entrepreneurial Alliance (ACAEA) support regional entrepreneurial ecosystems (EEs), and how, if at all, those strategies vary across Appalachian …