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.
Results
Showing 1 to 20 of 46 for “"Organic field-effect transistors"”.
-
Interfacial Studies of Organic Field-Effect Transistors
Organic field-effect transistors (OFETs) are potential components for large-area electronics because of their attractive advantages: light weight, cost-effective and large-area processability, flexibility and resonable performance potential. However, the commercialization of OFETs faces several …
-
Light scattering studies of organic field effect transistors
Organic semiconductors hold a great promise of enabling new technology based on low cost and flexible electronic devices. While much work has been done in the field of organic semiconductors, the field is still quite immature when compared to that of traditional inorganic based devices. More work …
-
Improving the Stability of Organic Field-Effect Transistors
… promise of low-temperature solution-processing, organic field-effect transistors (OFETs) have evolved from a convenient tool for semiconductor parameter analysis to a technology slowly entering the market as circuit components in flexible electronics. Since the first devices in the 1980s, OFET …
-
Polarization-induced transport in ferroelelctric organic field-effect transistors
… study the role of ferroelectric dielectrics in organic field-effect transistors (FETs) to understand the mechanism of charge transport in organic semiconductors. The ferroelectric nature of the polymer, poly(vinylidene fluoride) (PVDF)), has been known for over 45 years. However, its role in …
-
Characterization of organic field effect transistors for OLED displays
… extracted from top contact and bottom contact transistors with current-voltage (I-V) and low frequency capacitance-voltage (C-V) measurements. Extraction of contact resistance is found to be crucial in characterization of bottom-contact transistors as it obscures mobility extraction. An …
-
Electronic charge injection and transport in organic field-effect transistors
Electronic devices based on organic semiconductors, such as field-effect transistors (FETs) and light emitting diodes have attracted much interest as possible inexpensive and flexible alternatives to inorganic devices. Despite considerable improvement in device properties, a better understanding of …
-
Enhancing the Electrical Performance of Organic Field-Effect Transistors Through Interface Engineering
… thread among all electronic applications is the field-effect transistor (FET); a small electrical switch that can control the current flow. The most common material used in FETs today is silicon. Materials used in silicon-based electronics have now begun to be complemented by, and in some case …
-
Fused Arenes-Based Molecular and Polymeric Materials for Organic Field Effect Transistors
… decade, tremendous progress has been made in organic field effect<br />transistors. Fused oligothiophenes and anthracene molecules are fascinating<br />macromolecules having unique optoelectronic properties. These compounds are successfully employed as active components in optoelectronic …
-
Facilitating an Integrated Data-Centric Approach to Optimize Donor-Acceptor Copolymer Based Organic Field Effect Transistors
… the way for flexible, lightweight, and cost-effective electronic devices such as organic field-effect transistors (OFETs), light-emitting diodes, and solar cells. Unlike silicon, CPs can be processed as solutions, rendering them more suitable for developing electronic devices with room for …
-
Influence of Structural Disorder on Charge Transport and Stability in Organic Field-Effect Transistors with Molecular Semiconductors
Organic semiconductors (OSCs) are distinguished by the soft van der Waals interactions among π-conjugated moieties, garnering substantial interest for potential use in large-area and flexible electronics due to their inherent lightweight, versatile processing capabilities, and compatibility with …
-
From Dye Sensitized Solar Cells to Organic Field Effect Transistors: A Computational Investigation into the Structural and Electronic Properties of Novel Phthalocyanines
… were not currently believed to form.</p> <p>The effect of metal center and peripheral modification on the Pc structural and electronic properties is also determined through a systematic investigation of several Pcs with varying degree of peripheral modification as well as several different metal …
-
Stabilising Semiconducting Polymers Using Solid State Molecular Additives
Solution processed organic semiconductors contain extrinsic environmental species that cause device instabilities as they are difficult to remove during low temperature processing and are able to penetrate into organic electronics after fabrication. This dissertation is centered on the search for …
-
Towards cheap, portable and reliable OFET-based biochemical sensors
Over the past two decades, organic thin-film transistors (OTFTs) have been extensively investigated for biochemical sensing applications: from ion-sensitive devices to enzymatic, immunological, and genetic sensors. In this field, largely driven by the demand for low-cost, disposable devices …
-
Field effect investigations of charge carrier transport in organic semiconductors
Organic semiconductors are potentially a cost and energy effective alternative to conventional technologies. The understanding of charge transport in these materials and minimizing electrical losses in organic devices is essential to improve device output. In this thesis the transport properties of …
-
Charge Transport in Organic Electronic Devices: From Nano to Macro-Scale
The electrical properties of devices based on an organic compound result from the structure of the molecules, their solid-state packing, efficiency of charge injection from the electrodes, and the fabrication procedures. The length scales of interest can also vary widely, ranging from a few …
-
Structure-Function Relationships in Organic Charge-Transfer Complexes
Organic charge-transfer complexes are ordered combinations of charge-donating (D) and charge-accepting (A) compounds. The proximity of the D and A units results in a partial degree of ionicity and a band structure that is a hybrid of the parent compounds, allowing the complex to exhibit interesting …
-
CHARGE TRANSPORT IN ORGANIC AND HYBRID PEROVSKITE FIELD EFFECT TRANSISTORS
Organic semiconductors and hybrid organic/inorganic perovskite semiconductors can address new applications, which are off-limits for conventional silicon-based electronics. We fabricate organic field-effect transistors (OFETs) and through the use of several device architectures, in combination with …
-
Morphology-Property Relationship for Binary Organic Thin Films
<p>Organic thin films can be readily mass-produced through solution-based fabrication methods including ink-printing and solution-casting because their light weight, flexibility, and inexpensive sources. Their applications range from organic field-effect transistors (OFET), organic solar cells …
-
Synthesis, Physical Properties and Applications of Bisanthene-based Near Infrared Dyes and Semiconductors
… (ODI-CN) was prepared and its application on organic field effect transistors (OFETs).
-
Studies in the synthesis and impurity profiling of pharmacologically active benzodifurans
… in prominence as key building blocks in organic chemistry. In particular, benzodifuran-containing structures are gaining significant interest in medicinal chemistry as pharmacophores and in industrial chemistry as scaffolds for organic electroluminescent devices, organic field-effect …
Page 1 of 3