Browsing Centre for Nano Science and Engineering (CeNSE) by Title
Now showing items 111-130 of 154
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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 ... -
On-Chip Photonics for Spectroscopy and Sensing
On-chip photonics for spectroscopy and sensing refers to the integration of photonic components and devices onto a single semiconductor chip to enable efficient and compact spectroscopic and sensing applications. Traditional ... -
Optical and Electrical Studies of Hybrid Nanomaterial Composites Based on Noble Metal Nanostructures
Localized surface plasmon resonance (LSPR) in noble metal nanoparticles like gold (Au) and silver (Ag) results in enhancements in optical absorption and scattering by the nanoparticles, accompanied by a dramatic ... -
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 ... -
Polyurethane based Self-healing Nanocomposites for Electromagnetic Interference Shielding Applications
An augmentation in the growth of modern electronics and telecommunication has led to an increase in electromagnetic interference (EMI) as its aftermath. Device malfunctioning, unwanted noise and radio leakage are the direct ... -
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 ... -
Power Combining of Raman Fiber Lasers
Fiber lasers have become ubiquitous in industry and research for their numerous attractive properties that other lasers such as solid state lasers lack. However, conventional doped fiber lasers, though providing high power, ... -
PZT Based High-speed Electro-Optic Modulator- Material Development, Fabrication, and Photonic Device Characterization
Electro-optic (EO) modulator is a device that converts the electrical signal into an equivalent optical signal, which finds application in fields such as modulating the power of a laser beam, high-speed digital data ... -
Raman and Brillouin Nonlinearities in High Power Fiber Lasers: Novel Effects and Applications
High power fiber lasers due to their immense utility in both industry and research divisions, have seen a dramatic level of power scaling in the last two decades. This is due to the superior beam quality, thermal handling ... -
Raman Spectroscopy on Few layer graphene
Graphene is a two-dimensional allotrope of carbon exhibiting planer honeycomb lattice structure.1 A carbon atom in graphene makes three σ-bonds with the neighbouring atoms in the plane and one π-bond perpendicular to the ... -
Reconfigurable Accelerator for High Performance Application Kernels
Accelerating high performance computing (HPC) applications such as dense linear al- gebra solvers, mesh computations, stencil computations requires exploiting parallelism that is resident in loops. Typically these loops ... -
Reliability Physics of Thin-Film Transistors
Thin-film transistor technology based on non-crystalline materials forms the workhorse of large area electronics applications including display systems, sensor systems and novel technologies including flexible electronics. ... -
Resistive Switching and Electron Transport In Perovskite Oxide Thin Films
This work deals with the Resistive Switching (RS) properties of various perovskite oxides probed in a simple Metal - Insulator - Metal (M-I-M) configuration. The metals comprise of platinum which served as the bottom ... -
Robust Electrochemical Sensing Techniques for Serum Creatinine Biosensor
Creatinine is an important biomarker for evaluating the renal function and its concentration in serum can be utilized for early detection of kidney disease, thyroid disorders, and muscular dystrophy. Accurate, reliable, ... -
Robust Fabrication Methods for Solid-state Nanopores
Solid-state nanopores represent a versatile and robust technology for high-precision single-molecule detection, offering distinct advantages over biological nanopores in terms of durability, size control, and integration ... -
Sandwiched Hybrid Waveguide Platform for Integrated Photonics Applications
Guided wave optical technology, made possible by the invention of lasers and low-loss optical fibers, has revolutionized communication over the past century. With their high bandwidth capabilities, optical fibres have ... -
Scanning Probe microscopy of van der Waals heterostructures and non-equilibrium magnetotransport in graphene
Graphene is a two-dimensional semimetal that has linear dispersion in energy-momentum space. When graphene is subjected to a perpendicular magnetic field, the dispersion is no longer linear, resulting in discrete energy ...