All Outputs (239)

Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks (2021)
Journal Article
Al-Yasir, Y. I. A., Abdulkhaleq, A. M., Parchin, N. O., Elfergani, I. T., Rodriguez, J., Noras, J. M., Abd-Alhameed, R. A., Rayit, A., & Qahwaji, R. (2022). Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks. IEEE Transactions on Green Communications and Networking, 6(1), 500-511. https://doi.org/10.1109/tgcn.2021.3100399

The paper presents the general requirements and an exemplary design of the RF front-end system that in today’s handset is a key consumer of power. The design is required to minimize the carbon footprint in mobile handsets devices, whilst facilitating... Read More about Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks.

Novel Technique for Meniscus Height Measurement of Liquids Using Optical Fibers (2021)
Journal Article
Binetti, L., & Alwis, L. S. M. (2021). Novel Technique for Meniscus Height Measurement of Liquids Using Optical Fibers. IEEE Sensors Journal, 21(18), 20092-20098. https://doi.org/10.1109/jsen.2021.3100644

A novel technique was designed to measure the meniscus height (MH) of liquids on a standard single mode fiber (SMF) using fiber optics. Once the MH is known, the contact angle could be calculated, and the surface tension of liquids can be determined.... Read More about Novel Technique for Meniscus Height Measurement of Liquids Using Optical Fibers.

Applicability of the Torsion Test and Photogrammetric Approach on Structural Timber Beams (2021)
Journal Article
Mohamed, A., Uheida, K., Quan, Y., & Zhang, H. (2021). Applicability of the Torsion Test and Photogrammetric Approach on Structural Timber Beams. International Wood Products Journal, 12(3), 206-217. https://doi.org/10.1080/20426445.2021.1952047

The torsion test is recommended as a standard approach to determine the shear modulus of structural-size timber and glulam beams. However, there is a difficulty in measuring the rotational deformations of timber joists. A stereo camera system and pho... Read More about Applicability of the Torsion Test and Photogrammetric Approach on Structural Timber Beams.

Fiber Optic Sensors Embedded in Textile-Reinforced Concrete for Smart Structural Health Monitoring: A Review (2021)
Journal Article
Alwis, L. S. M., Bremer, K., & Roth, B. (2021). Fiber Optic Sensors Embedded in Textile-Reinforced Concrete for Smart Structural Health Monitoring: A Review. Sensors, 21(15), Article 4948. https://doi.org/10.3390/s21154948

The last decade has seen rapid developments in the areas of carbon fiber technology, additive manufacturing technology, sensor engineering, i.e., wearables, and new structural reinforcement techniques. These developments, although from different area... Read More about Fiber Optic Sensors Embedded in Textile-Reinforced Concrete for Smart Structural Health Monitoring: A Review.

The Challenges of Sustainable Development on Facilities Management Outsourcing Services: An Investigation in Educational Facilities (2021)
Journal Article
Lok, K. L., Smith, A., Opoku, A., & Chen, C. (2021). The Challenges of Sustainable Development on Facilities Management Outsourcing Services: An Investigation in Educational Facilities. Sustainability, 13(15), Article 8156. https://doi.org/10.3390/su13158156

((1) Background: Generally, firms are reluctant to report outsourcing failures, no matter what industry they operate within. To eliminate poor performance of outsourced service providers, it is necessary to establish a specific outsourcing relationsh... Read More about The Challenges of Sustainable Development on Facilities Management Outsourcing Services: An Investigation in Educational Facilities.

A skipping adaptive P&O MPPT for fast and efficient tracking under partial shading in PV arrays (2021)
Journal Article
Ahmed, J., Salam, Z., Kermadi, M., Afrouzi, H. N., & Ashique, R. H. (2021). A skipping adaptive P&O MPPT for fast and efficient tracking under partial shading in PV arrays. International Transactions on Electrical Energy Systems, 31(9), Article e13017. https://doi.org/10.1002/2050-7038.13017

This work presents a new Maximum Power Point Tracking (MPPT) scheme which predicts the local peak positions precisely and tracks the global peak under partial shading effectively. In addition to that, a skipping mechanism is integrated into it, which... Read More about A skipping adaptive P&O MPPT for fast and efficient tracking under partial shading in PV arrays.

Energy Autonomous Sweat‐Based Wearable Systems (2021)
Journal Article
Manjakkal, L., Yin, L., Nathan, A., Wang, J., & Dahiya, R. (2021). Energy Autonomous Sweat‐Based Wearable Systems. Advanced materials, 33(35), Article 2100899. https://doi.org/10.1002/adma.202100899

The continuous operation of wearable electronics demands reliable sources of energy, currently met through Li-ion batteries and various energy harvesters. These solutions are being used out of necessity despite potential safety issues and unsustainab... Read More about Energy Autonomous Sweat‐Based Wearable Systems.

Healing and monitoring of chronic wounds: advances in wearable technologies (2021)
Book Chapter
Hosseini, E. S., Bhattacharjee, M., Manjakkal, L., & Dahiya, R. (2021). Healing and monitoring of chronic wounds: advances in wearable technologies. In A. Godfrey, & S. Stuart (Eds.), Digital Health: Exploring Use and Integration of Wearables (85-99). Elsevier. https://doi.org/10.1016/b978-0-12-818914-6.00014-4

Chronic wounds are a significant health challenge that affect tens of millions of people around the world. Given the scale of the challenge, there is a need for advanced wound care and monitoring technologies. In this regard, the recent advent of wea... Read More about Healing and monitoring of chronic wounds: advances in wearable technologies.

Uncertainties in Non-Domestic Energy Performance Certificate Generating in the UK (2021)
Journal Article
Amirkhani, S., Bahadori-Jahromi, A., Mylona, A., Godfrey, P., Cook, D., Tahayori, H., & Zhang, H. (2021). Uncertainties in Non-Domestic Energy Performance Certificate Generating in the UK. Sustainability, 13(14), Article 7607. https://doi.org/10.3390/su13147607

In light of the recent launch of the Minimum Energy Efficiency Standard targeting the energy performance of commercial buildings, this study compares the energy performance certificates of three UK hotels generated by two different software, EDSL TAS... Read More about Uncertainties in Non-Domestic Energy Performance Certificate Generating in the UK.

The Spirit of Time—The Art of Self-Renovation to Improve Indoor Environment in Cultural Heritage Buildings (2021)
Journal Article
Senior, C., Salaj, A. T., Vukmirovic, M., Jowkar, M., & Kristl, Ž. (2021). The Spirit of Time—The Art of Self-Renovation to Improve Indoor Environment in Cultural Heritage Buildings. Energies, 14(13), Article 4056. https://doi.org/10.3390/en14134056

The purpose of this paper is to explore the challenges of an old low-standard urban district with a strong historical and cultural heritage and propose more sustainable renovation solutions, acceptable for the residents and municipality. The challeng... Read More about The Spirit of Time—The Art of Self-Renovation to Improve Indoor Environment in Cultural Heritage Buildings.

Sizing and economic analysis of stand-alone hybrid photovoltaic-wind system for rural electrification: A case study Lundu, Sarawak (2021)
Journal Article
Afrouzi, H. N., Hassan, A., Wimalaratna, Y. P., Ahmed, J., Mehranzamir, K., Liew, S. C., & Malek, Z. A. (2021). Sizing and economic analysis of stand-alone hybrid photovoltaic-wind system for rural electrification: A case study Lundu, Sarawak. Cleaner Engineering and Technology, 4, Article 100191. https://doi.org/10.1016/j.clet.2021.100191

Energy Consumption has been increasing at an alarming rate due to the growing energy need. More and more non-renewable sources are harvested to fulfill the energy demand resulting in and rising environmental health issues. However, harvesting Solar a... Read More about Sizing and economic analysis of stand-alone hybrid photovoltaic-wind system for rural electrification: A case study Lundu, Sarawak.

Photogrammetric Evaluation of Glulam Timber Shear Modulus Using Torsion Test Method and Dual Stereo Vision System (2021)
Journal Article
Mohamed, A., Deng, Y., Zhang, H., Wong, S. H. F., Uheida, K., Zhang, Y., Lehmann, M., & Quan, Y. (2021). Photogrammetric Evaluation of Glulam Timber Shear Modulus Using Torsion Test Method and Dual Stereo Vision System. European Journal of Wood and Wood Products, 79, 1209-1223. https://doi.org/10.1007/s00107-021-01729-8

The shear modulus of timber and timber-based composite materials is a fundamental me-chanical property which is used in the design of timber and engineered wood products. The problem of experimentally determining appropriate values of shear modulus f... Read More about Photogrammetric Evaluation of Glulam Timber Shear Modulus Using Torsion Test Method and Dual Stereo Vision System.

Decoupling density from tallness in analysing the life cycle greenhouse gas emissions of cities (2021)
Journal Article
Pomponi, F., Saint, R., Arehart, J. H., Gharavi, N., & D'Amico, B. (2021). Decoupling density from tallness in analysing the life cycle greenhouse gas emissions of cities. npj Urban Sustainability, 1(1), Article 33. https://doi.org/10.1038/s42949-021-00034-w

The UN estimate 2.5 billion new urban residents by 2050, thus further increasing global greenhouse gases (GHG) emissions and energy demand, and the environmental impacts caused by the built environment. Achieving optimal use of space and maximal effi... Read More about Decoupling density from tallness in analysing the life cycle greenhouse gas emissions of cities.

Large-scale manufacturing route to metamaterial coatings using thermal spray techniques and their response to solar radiation (2021)
Journal Article
Faisal, N. H., Sellami, N., Venturi, F., Hussain, T., Mallick, T., Muhammad-Sukki, F., Bishop, A., Upadhyaya, H., Katiyar, N. K., & Goel, S. (2021). Large-scale manufacturing route to metamaterial coatings using thermal spray techniques and their response to solar radiation. Emergent Materials, 4, 1619-1633. https://doi.org/10.1007/s42247-021-00252-z

Metamaterials, an artificial periodic two-or three-dimensional configuration can change propagation characteristics of electromagnetic waves (i.e., reflection, transmission, absorption). The current challenges in the field of metamaterial coatings ar... Read More about Large-scale manufacturing route to metamaterial coatings using thermal spray techniques and their response to solar radiation.

Statistics of local and global flame speed and structure for highly turbulent H2/air premixed flames (2021)
Journal Article
Song, W., Hernández Pérez, F. E., Tingas, E., & Im, H. G. (2021). Statistics of local and global flame speed and structure for highly turbulent H2/air premixed flames. Combustion and Flame, 232, Article 111523. https://doi.org/10.1016/j.combustflame.2021.111523

A statistical analysis is conducted for turbulent hydrogen-air premixed flames at a range of Karlovitz numbers up to 1,126 by direct numerical simulations (DNS) with detailed chemistry. The local and global burning velocities are evaluated and the de... Read More about Statistics of local and global flame speed and structure for highly turbulent H2/air premixed flames.

Addressing Unobserved Heterogeneity in the Analysis of Bicycle Crash Injuries in Scotland: A Correlated Random Parameters Ordered Probit Approach with Heterogeneity in Means (2021)
Journal Article
Fountas, G., Fonzone, A., Olowosegun, A., & McTigue, C. (2021). Addressing Unobserved Heterogeneity in the Analysis of Bicycle Crash Injuries in Scotland: A Correlated Random Parameters Ordered Probit Approach with Heterogeneity in Means. Analytic Methods in Accident Research, 32, Article 100181. https://doi.org/10.1016/j.amar.2021.100181

This paper investigates the determinants of injury severities in single-bicycle and bicycle-motor vehicle crashes by estimating correlated random parameter ordered probit models with heterogeneity in the means. This modeling approach extends the fron... Read More about Addressing Unobserved Heterogeneity in the Analysis of Bicycle Crash Injuries in Scotland: A Correlated Random Parameters Ordered Probit Approach with Heterogeneity in Means.

Using Artificial Intelligence for Optimizing Natural Frequency of Recycled Concrete for Mechanical Machine Foundation (2021)
Journal Article
Lashin, M. M. A., Khokhar, A., Alrowais, F., Malibari, A., & Saleh, W. (2021). Using Artificial Intelligence for Optimizing Natural Frequency of Recycled Concrete for Mechanical Machine Foundation. Recycling, 6(3), Article 43. https://doi.org/10.3390/recycling6030043

This paper investigates the mechanical properties of two different types of recycled concrete, which use wood and rubber, relative to those characteristics of pure concrete, in terms of maximum load and natural frequencies. This paper contributes to... Read More about Using Artificial Intelligence for Optimizing Natural Frequency of Recycled Concrete for Mechanical Machine Foundation.

Utilizing SWOT Analysis for the Energy Research: A Methodological Overview (2021)
Presentation / Conference Contribution
Karim, R., Muhammad-Sukki, F., Muhtazaruddin, M. N., & Ardila-Rey, J. A. (2021, June). Utilizing SWOT Analysis for the Energy Research: A Methodological Overview. Paper presented at 1st International Conference of Advanced Research on Renewable Energy for Universal Sustainability 2021 (ARUS2021), Kuala Lumpur, Malaysia

This paper is an attempt to guide the future researchers who want to utilize the SWOT as a method to understand a particular energy industry of a country. This study is the pioneer in the domain of SWOT analysis in the energy research, as it strategi... Read More about Utilizing SWOT Analysis for the Energy Research: A Methodological Overview.

Persistence and stability for a class of forced positive nonlinear delay-differential systems (2021)
Journal Article
Franco, D., Guiver, C., & Logemann, H. (2021). Persistence and stability for a class of forced positive nonlinear delay-differential systems. Acta applicandae mathematicae, 174(1), Article 1 (2021). https://doi.org/10.1007/s10440-021-00414-5

Persistence and stability properties are considered for a class of forced positive non-linear delay-differential systems which arise in mathematical ecology and other applied contexts.The inclusion of forcing incorporates the effects of control actio... Read More about Persistence and stability for a class of forced positive nonlinear delay-differential systems.

Review on the Potential of a Tidal Energy Harnessing System in Malaysia (2021)
Book Chapter
Prashanth, P. H., Afrouzi, H. N., Wooi, C., Mehranzamir, K., Liew, S. C., & Ahmed, J. (2021). Review on the Potential of a Tidal Energy Harnessing System in Malaysia. In M. Syahril Bahari, A. Harun, Z. Zainal Abidin, R. Hamidon, & S. Zakaria (Eds.), Intelligent Manufacturing and Mechatronics: Proceedings of SympoSIMM 2020 (103-111). Springer. https://doi.org/10.1007/978-981-16-0866-7_8

Tidal Energy is one the most prominent and promising renewable energy sources due to its consistency in electricity generation. Malaysia, being a country with its vast resources is persistently affecting its research towards the transition of using c... Read More about Review on the Potential of a Tidal Energy Harnessing System in Malaysia.