Browsing by Advisor "Selvaraja, Shankar Kumar"
Now showing items 1-12 of 12
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Architectures for enhancing bandwidth and power scalability of optical frequency combs
Optical frequency combs (OFCs) have revolutionized high bandwidth communications, spectroscopy, arbitrary RF waveform generation, LIDAR (Light Detection and Ranging), and astronomical spectrograph calibration. OFCs have ... -
Design and development of high speed optical modulator on silicon-on-insulator platform
Optical communication has transformed information technology and enabled the present-day data explosion. The new era of data centric society is primarily driven by the ability to communicate data at high-speed. Migration ... -
Electronic Photonic Circuit Design for RF Transceiver
RF over fibre (RoF) based communication system combines features of mm-wave and optical fibre communication. The RoF-based system has the advantage of both optical fibre systems (such as high bandwidth, signal transparency, ... -
Generation and Bandwidth Scaling of silicon modulator based Integrated High Repetition rate Optical Frequency Combs
Optical Frequency Combs (OFC) are laser sources that consist of discrete, equally spaced lines in frequency space, have found extensive use in metrology, spectroscopy, sensing and optical communications. Generation of ... -
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 ... -
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 ... -
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 ... -
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 ... -
Silicon photodetector integrated silicon nitride-on-SOI platform for communication and sensor applications
Driven by the exponential growth of data tra c, current infrastructure and standards are evolved to meeting the requirements. In long haul communication, 1550/1310 nm based singlemode ber technology is a commercially ... -
Towards an Integrated Graphene Nano-Opto-Electro-Mechanical System
Micro-electromechanical systems (MEMS) have found extensive applications in micromechanical sensing. The scaling of MEMS into nano-electromechanical systems (NEMS) was spurred primarily by the expectation of higher ... -
Versatile sensing platform using silicon photonic microring resonators
Measurement of refractive indices of liquids and thin films can play an important role for chemical analysis in the fields of healthcare and biomedical research. There is a requirement of miniaturized refractive index ...