Browsing Centre for Nano Science and Engineering (CeNSE) by Title
Now showing items 39-58 of 72
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Large Area MoS2 : Growth and Device Characteristics
(2018-06-26)There has been growing interest in two-dimensional (2-D) crystals beyond graphene for next-generation nano-electronics. Transition metal dichalcogenides have been most widely studied, for their semiconducting characteristics ... -
Large Enhancement in Metal Film Piezoresistive Sensitivity with Local Inhomogenization for Nanoelectromechanical Systems
(2018-04-12)High performance and low cost sensors based on microelectromechanical systems (MEMS) have become commonplace in today's world. MEMS sensors, such as accelerometers, gy- roscopes, pressure sensors, and microphones, are ... -
Materials, Processes and Device Design for High Performance, Sub-thermionic MoS2 FETs
The shrinking of the field-effect transistor (FET), commonly termed CMOS scaling, has revolutionised the semiconductor industry and impacted most aspects of human life. However, this decades-long successful trend of scaling ... -
Microporous Membranes Derived using Crystallisation Induced Phase Separation in PVDF/PMMA (Polyvinylidene Fluoride/ Polymethyl Methacrylate) Blends in Presence of Multiwalled Carbon Nanotubes
(2018-03-10)Segmental chain dynamics in polymer blends is a very important topic, not only from a fundamental point of view but also from technological applications. Because of the difficulties in the commercialization of new polymers, ... -
Microwave synthesis of superparamagnetic cobalt-ferrite thin films for RF CMOS applications
In the era of 5G technologies, the emphasis is on getting all the devices, active or passive to work in high frequencies. Higher efficiency chips can be obtained by combining both the active and passive devices on a single ... -
Mode Engineering in Micro Ring Resonators and Their Application
Silicon Photonics (SiP) has emerged as the prominent platform for Photonic Integrated Circuits (PICs). CMOS technology compatible fabrication processes, high index contrast of the waveguide core-cladding leading to sharp ... -
Molecular Dynamics Investigations of Hybrid Nanopores for Single Molecule DNA Sequencing
High throughput methods accelerate the drug discovery, biomolecule detection and sequencing applications pipeline. Single molecule detection technique facilitates the implementation of high throughput methods by eliminating ... -
Molecular Transport in Polyelectrolyte Multilayers
(2018-06-26)Layer-by-layer assembly of polyelectrolytes is a simple technique based on the self-assembly of polycations and polyanions mainly by electrostatic interactions, which has gained considerable scientific interest for its ... -
Multielectron Bubbles : A Curved Two-dimensional Electron System in Confinement
(2018-06-15)Electrons are weakly attracted to liquid helium due to the small but finite polarizability of helium atoms. However, they cannot enter the liquid unless their energy is more than 1 eV, due to the Pauli exclusion principle. ... -
Multiscale Modeling of Quantum Transport in 2D Material Based MoS Transistors
Atomically thin 2D materials have ushered in a new era in the fi eld of nano-science and tech- nology and have been translated to notable advancements in the design of sensors, optoelectronic devices, exible electronics. ... -
Nano-Scale Design, Fabrication, and Performance Evaluation of Organic Photovoltaic Devices
Organic photovoltaic devices have evinced interest due to the prospects of integrating strongly absorbing semiconducting polymers in flexible, light weight device platforms with ease of fabrication. However, there are ... -
Nanostructured Hybrids with Engineered Interfaces for Efficient Electro, Photo and Gas Phase Catalytic Reactions
(2018-07-18)Catalysis using nanostructures has been a topic of substantial interest for fundamental studies and for practical applications in energy and environmental sectors. The growing demand for production of energy and in the ... -
Neuro-electronic Hybrid Systems
Artificial neural networks have provided a powerful motif to implement extremely complex functions of high dimensional inputs like images and text. These are now being used to directly control robotic systems, to enable ... -
Next Generation High Electron Mobility Transistor based on InGaN Quantum Well Channel
In past two decades and more, III-N based high electron mobility transistors (HEMTs) have generally used GaN as the channel layer. During this period, the quest for operating it at higher frequencies has resulted in the ... -
On-Chip Optical Sensing Platforms
Sensing has become an important field of research because of its wide variety of applications, such as; chemical sensing, biomedical diagnostics, environmental gas monitoring and oil quality monitoring. This has spurred ... -
Optical and Optothermal route towards dynamic nanomanipulation in fluids
Manipulation of materials with light has led to significant breakthroughs in biology, material science and soft condensed matter physics. Conventional optical tweezer, which is effectively a tightly focused laser beam, can ... -
Organic-Inorganic Heterojunctions for Application in Perovskite Based Photovoltaics
Organic-inorganic lead halide perovskite solar cells (PSC’s) research has seen most notable progress in the field of photovoltaics (PV). The very first PSC was reported in the year 2009 with efficiency of 3.8%, which rapidly ... -
Oxide Semiconductors for Silicon Tandem Solar Cells
In tandem solar cells two or more solar cells share the solar spectrum. The structure consists of two sub-cells on top of each other, with the top cell absorbing the blue photons and the bottom cells absorbing the red ... -
Parametric Manipulation in 2D Material based NEMS Resonators
In this this thesis, I have studied dynamics of the two-dimensional (2D) material based NEMS resonators with resonant frequency ranging typically from 10 MHz to 100 MHz. The experiment involved fabrication of the ... -
Porous Antibacterial Membranes Derived from Polyethylene (PE)/Polyethylene Oxide (PEO) Blends and Engineered Nanoparticles
(2018-06-21)The steep rise in the contamination of natural water sources, has led to an increasing demand for alternate solutions to cater safe drinking water to mankind. Water treatment by separation technology utilizes semipermeable ...