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 “"polyynes"”.
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Thiarubrine production in roots and root cultures of Ambrosia chamissonis
… provides antibiotic sulphur heterocyclic polyynes known as thiarubrines and thiophenes. They occur in all parts of the plant, especially in the roots and can be visualized in hand sections. Methods were developed for their isolation, purification and quantification. Plants were collected …
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Exploring the Optical and Redox Properties of π-Conjugated Boron Difluoride Formazanate Dyes
This thesis describes the synthesis of π-conjugated small molecules and polymers consisting of boron difluoride (BF2) formazanate dyes. It utilizes different strategies such as extended π-conjugation, planarity of the backbone, donor-acceptor interactions, etc. to modulate the frontier molecular …