S. Al-Sarawi

Publications
Influence

High-Sensitivity Metamaterial-Inspired Sensor for Microfluidic Dielectric Characterization

A. Ebrahimi, W. Withayachumnankul, S. Al-Sarawi, D. Abbott
Materials Science
IEEE Sensors Journal
1 May 2014

A new metamaterial-inspired microwave microfluidic sensor is proposed in this paper. The main part of the device is a microstrip coupled complementary split-ring resonator (CSRR). At resonance, a… Expand

Memristive Device Fundamentals and Modeling: Applications to Circuits and Systems Simulation

K. Eshraghian, O. Kavehei, +4 authors D. Abbott
Computer Science, Engineering
Proceedings of the IEEE
3 April 2012

The nonvolatile memory property of a memristor enables the realization of new methods for a variety of computational engines ranging from innovative memristive-based neuromorphic circuitry through to advanced memory applications. Expand

Obfuscated challenge-response: A secure lightweight authentication mechanism for PUF-based pervasive devices

Yansong Gao, G. Li, +4 authors D. Ranasinghe
Computer Science
IEEE International Conference on Pervasive…
14 March 2016

We propose a secure and lightweight authentication protocol for resource scarce pervasive devices built upon a physical unclonable function (PUF) primitive and a variant of a parameter-based authentication protocol. Expand

PUF-FSM: A Controlled Strong PUF

Yansong Gao, Hua Ma, S. Al-Sarawi, D. Abbott, D. Ranasinghe
Computer Science
IEEE Transactions on Computer-Aided Design of…
16 January 2017

We present a hybrid PUF–finite state machine (PUF-FSM) construction to realize a controlled strong PUF and demonstrate improved security, especially to reliability-based attacks. Expand

The fourth element: characteristics, modelling and electromagnetic theory of the memristor

O. Kavehei, A. Iqbal, Y. S. Kim, K. Eshraghian, S. Al-Sarawi, D. Abbott
Computer Science, Physics
Proceedings of the Royal Society A: Mathematical…
17 February 2010

This work reviews the memristor and provides mathematical and SPICE models for memristors. Expand

A neuromorphic VLSI design for spike timing and rate based synaptic plasticity

M. Azghadi, S. Al-Sarawi, D. Abbott, Nicolangelo Iannella
Computer Science, Medicine
Neural Networks
30 March 2013

We propose an analogue implementation of the TSTDP rule that is capable of reproducing the outcomes from a variety of biological experiments, while the PSTDP rule fails to reproduce them. Expand

Emerging Physical Unclonable Functions With Nanotechnology

Yansong Gao, D. Ranasinghe, S. Al-Sarawi, O. Kavehei, D. Abbott
Computer Science
IEEE Access
26 February 2016

Physical unclonable functions (PUFs) are increasingly used for authentication and identification applications as well as the cryptographic key generation. An important feature of a PUF is the… Expand

Metamaterial-Inspired Rotation Sensor With Wide Dynamic Range

A. Ebrahimi, W. Withayachumnankul, S. Al-Sarawi, D. Abbott
Materials Science
IEEE Sensors Journal
25 March 2014

A rotation sensor with a wide dynamic range is designed based on tapered U-shaped resonators. The proposed device is composed of a rounded microstrip transmission line that couples to two meandered… Expand

Displacement Sensor Based on Diamond-Shaped Tapered Split Ring Resonator

A. K. Horestani, C. Fumeaux, S. Al-Sarawi, D. Abbott
Materials Science
IEEE Sensors Journal
1 April 2013

Split-ring resonators (SRRs) are ideal structures for the realization of compact high-sensitivity and high-resolution sensors due to their high-quality factor resonance, compact size, and high… Expand

Spike-Based Synaptic Plasticity in Silicon: Design, Implementation, Application, and Challenges

M. Azghadi, N. Iannella, S. Al-Sarawi, G. Indiveri, D. Abbott
Computer Science
Proceedings of the IEEE
23 April 2014

In this paper, we describe analog very large-scale integration (VLSI) circuit implementations of multiple synaptic plasticity rules, ranging from phenomenological ones (e.g., based on spike timing, mean firing rates, or both) to biophysically realistic ones. Expand

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