Faculty Contributions: Recent submissions
Now showing items 41-60 of 17321
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Islamisation of engineering education - A case at IIUM
( Horizon Research Publishing , 2020 , Article)Seeking knowledge and continuing education are very important elements in Islam. All Muslims (both male and female) are required to make sincere efforts to acquire knowledge for the benefits of themself and the society; ... -
Pavement condition analysis via vehicle mounted accelerometer data
( International Islamic University Malaysia-IIUM , 2020 , Article)Road anomalies and irregularities such as potholes and uneven surfaces are a common hazard in South East Asia and developing countries. Such hazards pose a threat to the safety and well-being of both civilians going about ... -
A hybrid piezoelectric-electromagnetic nonlinear vibration energy harvester excited by fluid flow
( Academie des sciences , 2021 , Article)Energy harvesting mechanisms can be used to extract energy from ambient surroundings to power small electronic devices, which has a significant advantage in realizing self-sustaining wireless devices. The proposed design ... -
3D numerical modelling and analysis of a magnetorheological elastomer (MRE)
( EXTRICA , 2020 , Article)Magneto rheological elastomer (MRE) is a smart material consists of a polymer matrix embedded micro/nano-sized magnetic particles. Its mechanical properties are altered by external magnetic fields. In this article, a ... -
Geometrical investigation of piezoelectric patches for broadband energy harvesting in non-deterministic composite plates
( MDPI , 2021 , Article)Mechanical energy is the most ubiquitous form of energy that can be harvested and converted into useful electrical power. For this reason, the piezoelectric energy harvesters (PEHs), with their inherent electromechanical ... -
Optimization of piezoelectric sensor-actuator for plate vibration control using evolutionary computation: Modeling, simulation and experimentation
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)The development of lightweight, stronger, and more flexible structures has received the utmost interest from many researchers. For this reason, piezoelectric materials, with their inherent electromechanical coupling, have ... -
Development and Implementation of Energy-Efficient Magnetorheological Fluid Bypass Damper for Prosthetics Limbs Using a Fuzzy-Logic Controller
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Walking behaviour in amputees with lower-limb loss is absent from shock-absorbing properties. A damper can be used to reduce the impact of ground reaction force (GRF) during heel strikes. Magnetorheological fluid (MRF) ... -
Magnetorheological elastomer-based variable stiffness flexible coupling for vibration isolation
( Canadian Science Publishing , 2021 , Article)Rotating mechanical equipment such as pumps and motors can suffer from unattenuated torsional vibration. The causes of such vibration range from imbalance within the rotating system to misalignment, or even operating at ... -
Suppression of Tremors in Parkinson's Patients Using a Dynamic Vibration Absorber
( Springer Science and Business Media Deutschland GmbH , 2022 , Conference Paper)Parkinson's disease is a central nervous system disorder, whose effects and symptoms are evident in the physical movement and appearance of the patient. The frequency range of 2-10 Hz is mostly where the balanced muscles ... -
Parametric Estimation from Empirical Data Using Particle Swarm Optimization Method for Different Magnetorheological Damper Models
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)The nonlinearity behaviour of magnetorheological fluid (MRF) can be described using a number of established models such as Bingham and Modified Bouc-Wen models. Since these models require the identification of model ... -
Broadband vibration energy harvesting from a non-deterministic system: Performance of different piezoelectric patch shapes
( IOP Publishing Ltd , 2021 , Article)Harvesting energy from ambient structural vibration using piezoelectric materials gained massive interest in the past decade. Piezoelectric harvesters can be incorporated in many applications; however, one of the main ... -
Optimal piezoelectric shunt dampers for non-deterministic substructure vibration control: estimation and parametric investigation
( Nature Research , 2021 , Article)Piezoelectric (PZT) shunt damping is an effective method to dissipate energy from a vibrating structure; however, most of the applications focus on targeting specific modes for structures vibrating at low-frequency range, ... -
Magnetorheological Elastomer based torsional vibration isolator for application in a prototype drilling shaft
( SAGE Publications Inc. , 2022 , Article)Smart materials properties are altered using external stimuli such as temperature, pressure and magnetic field. Magnetorheological Elastomer (MRE) is a type of smart composite material consisting of a polymer matrix embedded ... -
Effect of Carbonyl Iron Particle Types on the Structure and Performance of Magnetorheological Elastomers: A Frequency and Strain Dependent Study
( MDPI , 2022 , Article)Magnetorheological elastomers (MREs) are smart viscoelastic materials in which their physical properties can be altered when subjected to a varying magnetic field strength. MREs consist of an elastomeric matrix mixed with ... -
A hybrid piezoelectric-electromagnetic energy harvester from vortex-induced vibrations in fluid-flow; the influence of boundary condition in tuning the harvester
( Elsevier , 2022 , Article)In this paper, a hybrid piezoelectric-electromagnetic energy harvester is proposed to harvest energy from fluid flow around a bluff-body using vortex-induced vibration (VIV). The hybrid piezoelectric-electromagnetic harvester ... -
Adaptive Electromagnetic Vibration Absorber for a Multimode Structure
( Assoc. of Mechanical Eng. and Technicians of Slovenia , 2022 , Article)All structures experience vibrations due to external dynamic force excitations, such as earthquakes and wind loadings. At resonance, the impact of this natural dynamic force on structures may lead to structural failures. ... -
Tunable Piezoelectric Generator Coupled with Shape Memory Alloy (SMA) Heat Engine as Thermal Energy Harvester
( Institution of Engineering and Technology , 2022 , Conference Paper)With the ever-growing energy demand and environmental concerns, research on alternative energy is vital for sustainability. Thermal energy harvesting using shape memory alloy (SMA) heat engine is one of the possible methods ... -
Wearable thermoelectric generator with vertically aligned PEDOT:PSS and carbon nanotubes thermoelements for energy harvesting
( John Wiley and Sons Ltd , 2022 , Article)Thermoelectric generators (TEGs) facilitate maintenance-free sustainable energy transduction, making them attractive and feasible options for self-powered wearable electronics. Nonetheless, their energy-conversion process ... -
Novel structural design of wearable thermoelectric generator with vertically oriented thermoelements
( Elsevier , 2022 , Article)Energy harvesting technology has become important for wearable electronics, where a continuous power supply is essential. Although a wearable thermoelectric generator (TEG) is a promising option in this context, maintaining ... -
AIRFOIL-BASED SELF-ADJUSTABLE PIEZOELECTRIC ENERGY HARVESTER IN FLUID-FLOW APPLICATIONS FOR PERFORMANCE OPTIMIZATION
( Society of Acoustics , 2022 , Conference Paper)Piezoelectric vibration energy harvesters can be utilized to harvest kinetic energy from fluid flow for remote sensing applications. Vortex formation behind a bluff body that is coupled to a beam oscillates with two ...