Hithesh K Gatty
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View article: Optimized electrochemical breakdown etching using temporal voltage variation for formation of nanopores in a silicon membrane
Optimized electrochemical breakdown etching using temporal voltage variation for formation of nanopores in a silicon membrane Open
View article: Wafer-scale fabrication of isolated luminescent silicon quantum dots using standard CMOS technology
Wafer-scale fabrication of isolated luminescent silicon quantum dots using standard CMOS technology Open
A wafer-scale fabrication method for isolated silicon quantum dots (Si QDs) using standard CMOS technology is presented. Reactive ion etching was performed on the device layer of a silicon-on-insulator wafer, creating nano-sized silicon is…
View article: Wafer-level fabrication of individual solid-state nanopores for sensing single DNAs
Wafer-level fabrication of individual solid-state nanopores for sensing single DNAs Open
For biomolecule sensing purposes a solid-state nanopore platform based on silicon has certain advantages as compared to nanopores on other substrates such as graphene, silicon nitride, silicon oxide etc Capitalizing on the developed CMOS t…
View article: Nanostructure Based Sensors for Gas Sensing: from Devices to Systems
Nanostructure Based Sensors for Gas Sensing: from Devices to Systems Open
The development of solid state gas sensors based on microtransducers and nanostructured sensing materials is the key point in the design of portable measurement systems able to reach sensing and identification performance comparable with a…
View article: A Miniaturized Amperometric Hydrogen Sulfide Sensor Applicable for Bad Breath Monitoring
A Miniaturized Amperometric Hydrogen Sulfide Sensor Applicable for Bad Breath Monitoring Open
Bad breath or halitosis affects a majority of the population from time to time, causing personal discomfort and social embarrassment. Here, we report on a miniaturized, microelectromechanical systems (MEMS)-based, amperometric hydrogen sul…
View article: A low-cost nitric oxide gas sensor based on bonded gold wires
A low-cost nitric oxide gas sensor based on bonded gold wires Open
In this paper we report of a novel and very simple fabrication method for realizing amperometric gas sensors using conventional wire bonding technology. Working and counter electrodes are made of 360 vertically standing bond wires, entirel…
View article: MEMS-based electrochemical gas sensors and wafer-level methods
MEMS-based electrochemical gas sensors and wafer-level methods Open
This thesis describes novel microel ectromechanical system (MEMS) based electrochemical gas sensors and methods of fabrication. This thesis presents the research in two parts. In the first part, a method to handle a thin silicon wafer usin…