Tigli O. – TechConnect Briefs

Modeling and Simulation of PVDF-TrFE Based MEMS Scale Cantilever Type Energy Harvesters

Toprak A., Tigli O., University of Miami, US

We present the FEM modeling and simulation of a cantilever type piezoelectric energy harvester constructed using PVDF-TrFE. PVDF-TrFE is a CMOS compatible, soft piezoelectric polymer with a moderate electromechanical coupling coefficient. It is also flexible [...]

A Computational Study on Detection of Ultra Small Volumes of Liquid and Solid Media in Microcavities Using Surface Acoustic Wave Devices

Senveli S.U., Tigli O., University of Miami, US

In this study, we use finite element method (FEM) analysis to show the possibility of a microsystem capable of detecting and analyzing liquid and solid media in minute amounts using surface acoustic wave (SAW) devices [...]

Modeling and Simulation of PVDF-TrFE Based MEMS Scale Cantilever Type Energy Harvesters

Toprak A., Tigli O., University of Miami, US

We present the FEM modeling and simulation of a cantilever type piezoelectric energy harvester constructed using PVDF-TrFE. PVDF-TrFE is a CMOS compatible, soft piezoelectric polymer with a moderate electromechanical coupling coefficient. It is also flexible [...]

Analysis and Simulation of Rare Cell Detection and Size Based Profiling Using Coupled Micro-Hall Detectors

Gajasinghe R.W.R.L., Gabriel A., Tigli O., University of Miami, US

In this paper, we propose a method that uses magnetic nanoparticles (MNPs) to detect, and also estimate sizes of rare cells using Hall-effect. Rare cells labeled with MNPs are detected in-flow using a pair of [...]

Finite Element Modeling and Simulation of Piezoelectric Energy Harvesters Fabricated in CMOS Technology

Mok A., Tigli O., University of Miami, US

Here we present a micron scale piezoelectric energy harvester fabricated in a commercial Complementary Metal Oxide Semiconductor (CMOS) technology. It is a trilayer cantilever model clamped on one end. The dimensions of this cantilever are [...]

Finite Element Modeling and Analysis of CMOS-SAW Sensors

Tigli O., Zaghloul M.E., Washington State University Vancouver, US

Finite element (FE) modeling and performance analysis of Surface Acoustic Wave (SAW) devices that are developed in CMOS (Complementary Metal Oxide Semiconductor) technology are presented. CMOS-SAW devices were designed, fabricated and characterized as a biosensor [...]