搜索结果: 46-60 共查到“知识库 有机高分子材料”相关记录1054条 . 查询时间(4.491 秒)
Systematic Synthesis of Organic Semiconductors with Variable Band Gaps
Band Gap Isothianaphthene Organic Photovoltaics Polythiophene Semiconducting Polymers Thieno[3 4 b]thiophene
2014/11/21
Polymeric materials are attractive candidates for the fabrication of low cost, large area photovoltaic devices. Controlling the band gap of the electroactive polymer is an essential factor in optimizi...
Design of Hybrid Conjugated Polymer Materials: 1) Novel Inorganic/Organic Hybrid Semiconductors and 2) Surface Modification Via Grafting Approaches
Conjugated Polymers hybrid materials organic electronics Polymer electronics polymer grafting surface modification
2014/11/21
The research presented in this dissertation focuses on the design and synthesis of novel hybrid conjugated polymer materials using two different approaches: 1) inorganic/organic hybrid semiconductors ...
Synthetic Mimics Of Antimicrobial Peptides From Aryl Scaffolds
Pure sciences Amphiphilicity Antimicrobial peptides Immunomodulatory Smamps Suzuki coupling
2014/11/21
The rise in bacterial resistance and the declining approval rate of novel anti-infective drugs are a major threat to global public health. Antimicrobial peptides (AMPs), found in almost every multicel...
Particle Behavior on Anisotropically Curved Interfaces
capillary interactions catenoid curved interfaces particles quadropolar deformation
2014/11/21
This dissertation presents experimental research investigating the behavior of particles on two different types of anisotropically curved liquid interfaces: cylinders and catenoids. The results are co...
Computer simulation of viral-assembly and translocation
nanopore translocation protein pore translocation Viral ejection Virus self-assembly
2014/11/21
We investigated four different problems using coarse grained computational models : self-assembly of single stranded (ss) DNA virus, ejection dynamics of double stranded(ds) DNA from phages, transloca...
Manipulating Block Copolymer Self-Assemblies in Bulk and Thin Films by Thermal and Solvent Annealing
Pure sciences Applied sciences Annealing Block copolymers Bulk Nanopatterning Self-assembly Thin film
2014/11/21
The self-assembly of block copolymers (BCPs) into well-ordered nanoscopic arrays holds promise for new technological breakthroughs as templates and scaffolds for the fabrication of nanostructured mate...
Resilient Polymer Networks Via Thiol-Norbornene Chemistry: Mechanical and Adhesive Properties
Pure sciences Resilient polymer networks Adhesion Cavitation rheology End-linking chemistry Hydrogels Mechanical properties
2014/11/21
Hydrogels, a class of materials composed of polymer networks swollen with large amounts of water, have gained increasing attention in a range of fields, from tissue engineering to food science. Howeve...
Photo-Reaction of Copolymers with Pendent Benzophenone
benzophenone gelation hydrogels nanostructures photochemistry
2014/11/21
This dissertation aims to both deepen and broaden our understanding of copolymers with pendent benzophenone (BP) in relation to both established applications and novel directions in materials science....
Solution Assembly of Conjugated Polymers
Cadmium selenide morphology organic-inorganic composites photophysics poly(3-hexyl thiophene) polymer fibrils
2014/11/21
This dissertation focuses on the solution-state polymer assembly of conjugated polymers with specific attention to nano- and molecular-scale morphology. Understanding how to control these structures h...
Scaling Reversible Adhesion in Synthetic and Biological Systems
Adhesion Bio-Inspired Gecko Geckskin Reversible Adhesion Scaling
2014/11/21
Geckos and other insects have fascinated scientists and casual observers with their ability to effortlessly climb up walls and across ceilings. This capability has inspired high capacity, easy release...
EVALUATING EFFECTS OF MOLECULAR HETEROGENEITY ON THE NON-LINEAR MECHANICAL BEHAVIOR OF EPOXY NETWORKS
Epoxy Heterogeneity DMA Compression Fracture Toughness
2014/11/21
This thesis describes synthetic and processing strategies to formulate epoxies resins with molecular heterogeneity to achieve enhanced engineering properties. The network heterogeneities include chemi...
Ionic Copolymers for Alkaline Anion Exchange Membrane Fuel Cells (AAEMFCs)
anion exchange membrane fuel cell ionic block copolymers metal cation morphology-conductivity relationship
2014/11/21
The advantages of alkaline anion exchange membrane fuel cells (AAEMFCs) over proton exchange membrane fuel cells is the motivation for this dissertation. The objectives of this dissertation were to de...
Photocleavable Junctions in Complex Polymer Architectures and Photoetchable Thermoplastics
Block copolymers Click chemistry Nitrobenzyl junctions Phase segregation Photocleavage Photolithography
2014/11/21
Polymer materials have become important tools in nanomanufacturing due to their facile processing and ready attainment of the necessary feature sizes. The development of cleavable junctions has led to...
PATTERNING AND MECHANICAL ANALYSIS OF FIBER-BASED MATERIALS
colloid lithography adhesion patterning mechanical properties
2014/11/21
The ability to define and control the topography of a surface has been studied extensively due to its importance in a wide variety of applications. The control of a non-planar topography would be very...
Motion of Particles as a Probe: Dynamics and Assembly in Gel Networks/Aqueous Media
single particle tracking Quantum dots polyacrylamide hydrogel heterogeneous structure Quantum dot rings coffee ring effect
2014/11/21
Nanoparticles are of great interest with a wide variety of potential applications due to their unexpected but interesting physical properties which are different from bulk state, enable small length s...