Browsing Centre for Nano Science and Engineering (CeNSE) by thesis submitted date"2018"
Now showing items 1-20 of 29
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3D Packaging for Integration of Heterogeneous Systems
With several new applications getting developed around wearable technologies for Internet of Things (IoT), there has been a growing need for development of the miniaturized systems. Emerging applications in healthcare, ... -
Continuous-Wave Supercontinuum Generation using Cascaded Raman Fiber Lasers
This thesis explains architecture and techniques to generate high power, CW supercontinuum laser sources using standard Silica fibers as the nonlinear medium, pumped using high power CW Yb doped fiber lasers. Unlike the ... -
Development and application of multi-photon microscopy in neuroscience and nanoscience
Neuroscience is at crossroads. Several interdisciplinary optical developments centred around nonlinear optical processes helps in better understanding of brain function at sub-micron and millisecond precision. Traditional ... -
Development of Nanomaterials as Antioxidant Enzyme Mimetics for Cellular Redox Homeostasis
Nanomaterials possess a myriad of potential in various biomedical fields such as cancer diagnostics, biosensing, imaging, immunoassay, drug delivery and therapeutics etc. In particular, the ability of the nanozymes to ... -
Development of Photoactive and Photoelectroactive Nanomaterials for Water Remediation
(2018-07-18)Water pollution has become an environmental catastrophe due to the rapid urbanization. The treatment of dumping of waste chemicals in water bodies has contributed to the increase in pollution. In addition to the pollution ... -
Droplet Interface Oscillations using Electrowetting-on-Dielectric (EWOD) for Open-Chip Microfluidic Applications
Droplet manipulation on microfluidic platform has gained significant importance due to its applicability to various healthcare technologies, where larger equipment can be reduced to portable handheld systems based on ... -
Fabrication and Characterization of Nanostructured Antibacterial Surfaces
Bacterial antibiotic resistance is becoming wide spread due to the excessive and unregulated use of antibiotics in healthcare and agriculture. At the same time the development of new antibiotics has become slow. Adding ... -
From Independent Control to Self Propulsion of Helical Nanoswimmers : Towards All Magnetic Active Matter
There has been a surge of interest in recent years to design and fabricate various types of motile micro/nanoparticles that can be maneuvered using chemical, optical, thermal, electrical or magnetic energy sources. A ... -
Graphene and Graphyne based three dimensional porous architectures
The main objective of the thesis is to introduce porous structure into graphene/graphene oxide materials and study their effects on various physics/chemistry related applications. Introduction of porosity may be achieved ... -
Heterogeneous Integration of Thin-film Germanium on Silicon and Steel
Integration of germanium (Ge) on low cost substrates such as silicon and steel open several applications such as low cost III-V photovoltaics, beyond silicon CMOS and optoelectronics applications. However, growth of germanium ... -
High power Cascaded Raman fiber lasers
Over the last decade, fiber lasers have gained significant traction for industrial, defense and medical applications. This is owing to their superior beam quality along with power scalability, compactness, reliability and ... -
Integration of Functional Oxide Films on Semiconducting Substrates
System-on-chip (SoC) applications have attracted the attention of the modern community due to their ability to facilitate various functionalities within a single device which can meet the requirements of day-to-day life. ... -
Integration of Graphene with Plasmonic Nanostructures for Photodetection in the UV, Visible and IR
Graphene is the thinnest material known till date, composed of a two dimensional (2D) arrangement of carbon atoms in a hexagonal lattice. It has interesting mechanical, electrical and optical properties, such as very high ... -
Internal resonances and nonlinearities in atomically thin resonators
The advent of carbon nanotubes (CNTs) and atomically thin membranes such as Graphene and layered transition metal chalcogenides (TMDs) have spurred research in the area of Nanoelectromechanical Systems (NEMS) due to their ... -
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 ... -
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 ... -
Multiplexing Nanoplasmonic Sensors
Complex biological samples such as serum contain thousands of proteins and other molecules spanning up to 13 orders of magnitude in concentration. Present measurement techniques such as protein microarrays and quantum dot ... -
Nanostructured Metal Oxide Semiconductor Gas Sensor
Gas sensors play a vital role in today’s world; be it in pollution monitoring, breath analysis, food quality monitoring or in agriculture. A variety of methods are being explored to develop reliable gas sensor systems such ... -
Normally off AlxGa(1-x)N/GaN devices: Materials, process and device architecture innovations
AlxGa(1-x)N/GaN HEMTs find applications in power electronics systems as high-frequency power switches. The formation of a highly mobile 2 dimensional electron gas (2DEG) at a heterointerface in an otherwise insulating wide ...