Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Organic chemistry|Polymer chemistry"'
Autor:
Khanal, Ashok
This dissertation includes two topics, which are related to each other: (1) Rupture force measurement of single triazole molecule by atomic force microscope (AFM) and (2) Solid phase stepwise synthesis of polyethylene glycols (PEGs). The reaction of
Externí odkaz:
http://pqdtopen.proquest.com/#viewpdf?dispub=10789068
Autor:
Sarker, Ananda Mohan
Publikováno v:
Doctoral Dissertations Available from Proquest.
The synthesis and physical characterization of various poly(1,4-phenylene vinylene) (PPVs) derivatives with electron withdrawing substituents on the phenyl rings and some additional PPV analogues are described. The synthetic routes used were a variat
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI9420685
Autor:
Denton, Frank Russell
Publikováno v:
Doctoral Dissertations Available from Proquest.
Aqueous reaction of $\alpha$,$\alpha\prime$-bis(dialkylsulfonium)-p-xylenes with base to obtain polyelectrolytes has been known since 1968, when two groups showed thermal annealing of the polymer would yield poly(p-phenylene vinylene) (PPV). Many rec
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI9120870
Autor:
Ziegler, Christopher R
Publikováno v:
Doctoral Dissertations Available from Proquest.
Hierarchically structured inorganic materials are everywhere in nature. From unicellular aquatic algae such as diatoms to the bones and/or cartilage that comprise the skeletal systems of vertebrates. Complex mechanisms involving site-specific chemist
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3498416
Autor:
Savariar, Elamprakash N
Publikováno v:
Doctoral Dissertations Available from Proquest.
Recent progress in nanotechnology research has witnessed its impact in wide variety of emerging fields starting from electronics to medicine. Our interest in nanotechnology is to ‘create new nanomaterials’, or ‘new methods to make nanomaterials
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3349740
Autor:
Azagarasamy, Malar Azhagan
Publikováno v:
Doctoral Dissertations Available from Proquest.
Dendrimers, due to their well-controlled size and shape, have emerged as interesting macromolecular scaffolds for fundamental applications in materials to medicine. Amphiphilic dendrimers are among the attractive molecular systems for applications in
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3445143
Autor:
Chudomel, John Matthew
Publikováno v:
Doctoral Dissertations Available from Proquest.
Three new strategies were successfully pursued for the synthesis of defined length oligomers of p-phenylene-vinylene. These strategies are interchangeable and allow the fast and efficient synthesis of a wide variety of oligomers with a number of diff
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3545911
Autor:
Venkatraman, B. Harihara
Publikováno v:
Doctoral Dissertations Available from Proquest.
Can organic semiconducting nanoparticles be used as building blocks for fabricating electronic devices? The first half of this dissertation focuses on addressing this question and the associated research challenges for attaining morphological control
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3482579
Autor:
Yurt, Serkan
Publikováno v:
Doctoral Dissertations Available from Proquest.
This dissertation explores the self-assembly of diblock copolymers as a way to control the morphology of photoactive layer in organic solar cells. Heterojunction formation between electron donor and electron acceptor materials needs to be controlled
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3427578
Autor:
Xu, Hao
Publikováno v:
Doctoral Dissertations Available from Proquest.
Materials with nanoscale dimensions display electronic, photonic, and magnetic properties different from those observed by their respective bulk materials. This thesis work has focused on the utilization of molecular recognition for modular self-asse
Externí odkaz:
https://scholarworks.umass.edu/dissertations/AAI3289246