A5021553938- Low-power high-performance VLSI design
- Advanced Memory and Neural Computing
- Magnetic properties of thin films
- Semiconductor materials and devices
- Advancements in Semiconductor Devices and Circuit Design
- Ferroelectric and Negative Capacitance Devices
- Graphene research and applications
- Carbon Nanotubes in Composites
- Electromagnetic Compatibility and Noise Suppression
- VLSI and FPGA Design Techniques
- 3D IC and TSV technologies
- Organic Electronics and Photovoltaics
- Thin-Film Transistor Technologies
- Quantum and electron transport phenomena
- Photonic and Optical Devices
- VLSI and Analog Circuit Testing
- Analog and Mixed-Signal Circuit Design
- Integrated Circuits and Semiconductor Failure Analysis
- Quantum-Dot Cellular Automata
- Nanowire Synthesis and Applications
- Neural Networks and Reservoir Computing
- Interconnection Networks and Systems
- Advanced Fiber Optic Sensors
- Quantum Computing Algorithms and Architecture
- Electrostatic Discharge in Electronics
Indian Institute of Technology Roorkee
2016-2025
National University of Singapore
2023
Université Paris-Saclay
2023
Thales (France)
2023
Centre National de la Recherche Scientifique
2023
The University of Texas at Dallas
2023
University of Messina
2023
The University of Texas at Austin
2023
University of Illinois Chicago
2023
Virginia Commonwealth University
2023
Present study demonstrates the fiber-optic localized surface plasmon resonance (LSPR) based sensitive biosensor for detection of Shigella bacterial species. The proposed sensor is comprised multi-core fiber (MCF) having seven cores arranged in a hexagonal shape and spliced with single-mode (SMF) efficient detection. An increase evanescent waves (EWs) coupling modes between MCF was achieved by etching process controlled manner. also increases refractive index sensitivity (RIS) sensor....
In this work, a localized plasmon-based sensor is developed for para-cresol (p-cresol) - water pollutant detection. A nonadiabatic [Formula: see text] of tapered optical fiber (TOF) has been experimentally fabricated and computationally analyzed using beam propagation method. For optimization sensor's performance, two probes are proposed, where probe 1 immobilized with gold nanoparticles (AuNPs) 2 the AuNPs along zinc oxide (ZnO-NPs). The synthesized metal nanomaterials were characterized by...
Abstract In the ‘Beyond Moore’s Law’ era, with increasing edge intelligence, domain-specific computing embracing unconventional approaches will become increasingly prevalent. At same time, adopting a variety of nanotechnologies offer benefits in energy cost, computational speed, reduced footprint, cyber resilience, and processing power. The time is ripe for roadmap to guide future research, this collection aims fill that need. authors provide comprehensive neuromorphic using electron spins,...
In this paper, we propose and investigate a novel heterojunction T-shaped tunneling field-effect transistor (TTFET) using Sentaurus technology computer-aided design (TCAD) simulations. The electrical characteristics of InP/In <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">0.53</sub> Ga xmlns:xlink="http://www.w3.org/1999/xlink">0.47</sub> As TTFET are compared with an L-shaped (LTFET) found to be superior. proposed T-shape device increases the...
During the last decade, there has been considerable interest of researchers towards use two-dimensional (2D) materials for electronic device implementations. The main driving force is improved performance offered by these 2D operation in nano-scale regime. Among material, silicene (the silicon) emerged as preferred choice because its expected integration with silicon based technology. This technology one primary advantages a material future devices availability infrastructure bulk...
Accurate cholesterol level measurement plays an important role in the diagnosis of severe diseases such as cardiovascular diseases, hypertension, anemia, myxedemia, hyperthyroidism, coronary artery illness. Traditionally, electrochemical sensors have been employed to detect level. However, these limitations terms sensitivity and selectivity. In this paper, a localized surface plasmon resonance (LSPR) -based biosensor is demonstrated that accurately detects measures concentration cholesterol....
Two-dimensional (2D) materials-based fiber-optic surface plasmon resonance (SPR) sensor is proposed to diagnose the different cancers at wavelength of 1550 nm. In this work, five types cancerous cell lines such as Jurkat, HeLa, PC12, MDA-MB-231, MCF7, and normal are considered for analysis. The power loss through SPR maximum a specific angle <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"> <tex-math notation="LaTeX">${\theta...
Silicon photonic devices used in the photonics industry over past three decades have helped realizing large-scale integrated circuits. nitride (Si <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">3</sub> N xmlns:xlink="http://www.w3.org/1999/xlink">4</sub> ) is another CMOS-compatible platform that provides several advantages such as low loss, high optical power tolerance, and broad spectral operation band from visible to infrared wavelengths....
In this paper, a cholesterol biosensor is developed using single-mode fiber (SMF) and hollow core (HCF) to detect measure the concentration in human body. The sensitivity of an SMF-HCF structure (sensor probe) has been enhanced by localized surface plasmon resonance (LSPR) technique gold nanoparticles (AuNPs) 11 ± 0.5 nm particle size. Furthermore, sensor probe was functionalized with oxidase (ChOx) enzyme increase selectivity biosensor. synthesis AuNPs confirmed UV-visible...
Ascorbic acid (AA) works as an antioxidant and plays a key role in the regulation of immune system health maintenance. Low level AA causes disease like scurvy whereas, its higher-level induces stomach throes human body. So, for detection AA, sensitive sensor probe is fabricated by splicing short section highly germanium (Ge)-doped photosensitive fiber (PSF) to single-mode fiber. In present study, PSF's core easily expanded etching with hydrofluoric because 5-times Ge-doped. It also helps...
In this work, tapered/etched multicore fiber (MCF) probes are spliced with multimode (MMF) to fabricate the sensor structure. To improve sensitivity, gold nanoparticles (AuNPs) and molybdenum disulfide (MoS <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> -NPs) used immobilize both probes. Synthesized AuNPs )-nanoparticles (NPs) have peak absorption wavelengths of 519 330 nm, respectively. High-resolution transmission electron microscopy...
A highly sensitive spectral surface plasmon resonance (SPR) based fiber-optic sensor is proposed to diagnose the colorectal cancer that develops in colon or rectal of intestine. Proposed consists transition metal carbides known as MXenes having chemical formula Ti <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">3</sub> C xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> <inline-formula xmlns:xlink="http://www.w3.org/1999/xlink"> <tex-math...
Quantum Computing is a technology, which promises to overcome the drawbacks of conventional CMOS technology for high density and performance applications. Its potential revolutionize today's computing world attracting more researchers towards this field. However, due involvement quantum properties, many beginners find it difficult follow Therefore, in research note an effort has been made introduce various aspects researchers, engineers scientists. The historical background basic concepts...
The continuous and real-time measurement of few targets that include glucose, lactose, oxygen provide more control on disease reduced side effects has triggered the research in biosensing field. development new amplification technologies, nanomaterials synthesis gene editing technologies such as clustered regularly interspaced short palindromic repeat (CRISPR), phages make biosensor sensitive, lower detection limit increases accuracy. In this review, an overview advancement various optical...
This research paper analyzes, finite element based two dimensional device simulations for top and bottom contact organic field effect transistors (OFETs) by considering uniform non-consistent mobility regions. To model the morphological disorder in structure, some calibrated standards simulation is developed viz. variable low regions near contacts. An analytical developed, resistance dependent mobility. The of channel length variation (5–40 μm) on performance parameters highlighted both...
Mixed carbon nanotube bundles (MCBs) are considered to be highly potential interconnect solutions in the current nanoscale regime. Different MCBs with random and spatial arrangements proposed based on placements of single- multiwalled nanotubes (CNTs) (SWNTs MWNTs) a bundle. Propagation delay dynamic crosstalk performances analyzed using modified equivalent single conductor model MCB topologies. Encouragingly, significant reduction propagation is observed for arrangement an wherein MWNTs...