All Outputs (4843)

A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications (2022)
Journal Article
Al-Sadoon, M. A. G., Patwary, M. N., Zahedi, Y., Parchin, N. O., Aldelemy, A., & Abd-Alhameed, R. A. (2022). A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications. Electronics, 11(11), Article 1739. https://doi.org/10.3390/electronics11111739

Recent studies and research have centred on new solutions in different elements and stages to the increasing energy and data rate demands for the fifth generation and beyond (B5G). Based on a new-efficient digital beamforming approach for 5G wireless... Read More about A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications.

Evaluation of the Effect of a Combined Chemical and Thermal Modification of Wood though the Use of Bicine and Tricine (2022)
Journal Article
Jones, D., Kržišnik, D., Hočevar, M., Zagar, A., Humar, M., Popescu, C.-M., Popescu, M.-C., Brischke, C., Nunes, L., Curling, S. F., Ormondroyd, G., & Sandberg, D. (2022). Evaluation of the Effect of a Combined Chemical and Thermal Modification of Wood though the Use of Bicine and Tricine. Forests, 13(6), Article 834. https://doi.org/10.3390/f13060834

The effects of thermal modification of wood have been well established, particularly in terms of reductions in mechanical performance. In recent years, there has been an increase in studies related to the Maillard reaction. More commonly associated w... Read More about Evaluation of the Effect of a Combined Chemical and Thermal Modification of Wood though the Use of Bicine and Tricine.

Static and Free Vibration Analyses of Single-Walled Carbon Nanotube (SWCNT)-Substrate Medium Systems (2022)
Journal Article
Limkatanyu, S., Sae-Long, W., Sedighi, H. M., Rungamornrat, J., Sukontasukkul, P., Imjai, T., & Zhang, H. (2022). Static and Free Vibration Analyses of Single-Walled Carbon Nanotube (SWCNT)-Substrate Medium Systems. Nanomaterials, 12(10), Article 1740. https://doi.org/10.3390/nano12101740

This paper proposes a novel nanobar-substrate medium model for static and free vibration analyses of single-walled carbon nanotube (SWCNT) systems embedded in the elastic substrate medium. The modified strain-gradient elasticity theory is utilized to... Read More about Static and Free Vibration Analyses of Single-Walled Carbon Nanotube (SWCNT)-Substrate Medium Systems.

Learning-based Robust Bipartite Consensus Control for a Class of Multiagent Systems (2022)
Journal Article
Zhao, H., Shan, J., Peng, L., & Yu, H. (2023). Learning-based Robust Bipartite Consensus Control for a Class of Multiagent Systems. IEEE Transactions on Industrial Electronics, 70(4), 4068-4076. https://doi.org/10.1109/tie.2022.3174275

This paper studies the robust bipartite consensus problems for heterogeneous nonlinear nonaffine discrete-time multi-agent systems (MASs) with fixed and switching topologies against data dropout and unknown disturbances. At first, the controlled syst... Read More about Learning-based Robust Bipartite Consensus Control for a Class of Multiagent Systems.

Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles (2022)
Journal Article
Suarez-Mash, D., Ghani, A., See, C. H., Keates, S., & Yu, H. (2022). Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles. EAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 9(31), Article e2. https://doi.org/10.4108/eetinis.v9i31.985

To make autonomous cars as safe as feasible for all road users, it is essential to interpret as many sources of trustworthy information as possible. There has been substantial research into interpreting objects such as traffic lights and pedestrian i... Read More about Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles.

High Open-Circuit Voltage in Double Perovskite Oxide A2NdSbO6 (A= Ba, Sr) Photoanode-Based Dye-Sensitized Solar Cells (2022)
Journal Article
Sheikh, M. S., Ghosh, A., Roy, A., Bhandari, S., Sundaram, S., Mallick, T. K., Ghosh, H., & Sinha, T. (2022). High Open-Circuit Voltage in Double Perovskite Oxide A2NdSbO6 (A= Ba, Sr) Photoanode-Based Dye-Sensitized Solar Cells. Journal of Electronic Materials, 51, 4281-4287. https://doi.org/10.1007/s11664-022-09681-w

Dye-sensitized solar cell (DSSC) technology, with its low-cost simple fabrication process and promising photovoltaic performance, has become a potential candidate for solar energy conversion. Recently, perovskite oxide-based photoanodes, with the pot... Read More about High Open-Circuit Voltage in Double Perovskite Oxide A2NdSbO6 (A= Ba, Sr) Photoanode-Based Dye-Sensitized Solar Cells.

A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems (2022)
Journal Article
Munir, M. E., Al Harbi, A. G., Kiani, S. H., Marey, M., Parchin, N. O., Mostafa, H., Iqbal, J., Abbas Khan, M., See, C. H., & Abd-Alhameed, R. A. (2022). A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems. Electronics, 11(10), Article 1560. https://doi.org/10.3390/electronics11101560

This paper presents a planar multi-circular loop antenna with wide impedance bandwidth for next generation mm-wave systems. The proposed antenna comprises three circular rings with a partial ground plane having a square slot. The resonating structure... Read More about A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems.

An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems (2022)
Journal Article
Alibakhshikenari, M., S. Virdee, B., Benetatos, H., Mousa Ali, E., Soruri, M., Dalarsson, M., Naser-Moghadasi, M., See, C. H., Pietrenko-Dabrowska, A., Koziel, S., Szczepanski, S., & Limiti, E. (2022). An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems. Scientific Reports, 12(1), Article 7907. https://doi.org/10.1038/s41598-022-12119-2

A novel technique is shown to improve the isolation between radiators in antenna arrays. The proposed technique suppresses the surface-wave propagation and reduces substrate loss thereby enhancing the overall performance of the array. This is achieve... Read More about An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems.

Targeted dielectric coating of silver nanoparticles with silica to manipulate optical properties for metasurface applications (2022)
Journal Article
Lalegani, Z., Ebrahimi, S. S., Hamawandi, B., La Spada, L., Batili, H., & Toprak, M. (2022). Targeted dielectric coating of silver nanoparticles with silica to manipulate optical properties for metasurface applications. Materials Chemistry and Physics, 287, Article 126250. https://doi.org/10.1016/j.matchemphys.2022.126250

An epsilon-negative metamaterial (ENM) containing core@shell nanoparticles (NPs) was designed, where silver (Ag) NPs served as core and silica (SiO2) was used as spacer shell. AgNPs were synthesized in large scale, using microwave-a... Read More about Targeted dielectric coating of silver nanoparticles with silica to manipulate optical properties for metasurface applications.

Assessment of Predictive Probability Models for Effective Mechanical Design Feature Reuse (2022)
Journal Article
Vasantha, G., Purves, D., Quigley, J., Corney, J., Sherlock, A., & Randika, G. (2022). Assessment of Predictive Probability Models for Effective Mechanical Design Feature Reuse. Artificial intelligence for engineering design, analysis and manufacturing : AI EDAM, 36, Article e17. https://doi.org/10.1017/S0890060422000014

This research envisages an automated system to inform engineers when opportunities occur to use existing features or configurations during the development of new products. Such a system could be termed a `predictive CAD system' because it would be a... Read More about Assessment of Predictive Probability Models for Effective Mechanical Design Feature Reuse.

Response surface method for optimisation of SLA processing parameters (2022)
Journal Article
El-Sayed, M. A., El-Nakeeb, N., Shyha, I., & Ghazy, M. (2022). Response surface method for optimisation of SLA processing parameters. International Journal of Materials and Product Technology, 64(3/4), 222-241. https://doi.org/10.1504/ijmpt.2022.122890

In the current study, response surface method (RSM) was applied to correlate stereolithography (SLA) process parameters such as layer thickness, hatch overcure, and part orientation to SLA part characteristics such as density, surface finish and ulti... Read More about Response surface method for optimisation of SLA processing parameters.

Thermal Spray Coatings for Electromagnetic Wave Absorption and Interference Shielding: A Review and Future Challenges (2022)
Journal Article
Faisal, N. H., Ahmed, R., Sellami, N., Prathuru, A., Njuguna, J., Venturi, F., Hussain, T., Yazdani Nezhad, H., Kumar Katiyar, N., Goel, S., Upadhyaya, H., Joshi, S., Muhammad-Sukki, F., Prabhu, R., Mallick, T., Whittow, W., & Kamnis, S. (2022). Thermal Spray Coatings for Electromagnetic Wave Absorption and Interference Shielding: A Review and Future Challenges. Advanced engineering materials, 24(7), Article 2200171. https://doi.org/10.1002/adem.202200171

This review paper aims to consolidate scattered literature on thermally sprayed coatings with non-ionising electromagnetic (EM) wave absorption and shielding over specific wavelengths potentially useful in diverse applications (e.g., microwave to mil... Read More about Thermal Spray Coatings for Electromagnetic Wave Absorption and Interference Shielding: A Review and Future Challenges.

Circular economy research on building construction and demolition waste: A review of current trends and future research directions (2022)
Journal Article
Oluleye, B. I., Chan, D. W., Saka, A. B., & Olawumi, T. O. (2022). Circular economy research on building construction and demolition waste: A review of current trends and future research directions. Journal of Cleaner Production, 357, Article 131927. https://doi.org/10.1016/j.jclepro.2022.131927

The circular economy (CE) paradigm has piqued public interests worldwide as a significant innovative attempt to conserve finite resources, reduce waste, and shift away from the linear economy. An emerging shift to a CE model is unavoidable for resour... Read More about Circular economy research on building construction and demolition waste: A review of current trends and future research directions.

Experimental study of temperature distribution effect on proton exchange membrane fuel cell using multi-pass serpentine channels (2022)
Journal Article
Ponnaiyan, D., Chandran, M., Kumaresan, T., Ramasamy, J., Palaniswamy, K., & Sundaram, S. (2022). Experimental study of temperature distribution effect on proton exchange membrane fuel cell using multi-pass serpentine channels. Materials Letters, 320, Article 132361. https://doi.org/10.1016/j.matlet.2022.132361

The uniform temperature distribution is one of the key features to consider in proton exchange membrane fuel cells (PEMFC) to increase performance and minimize the local hot spot formation on the membrane for longer membrane life. This work experimen... Read More about Experimental study of temperature distribution effect on proton exchange membrane fuel cell using multi-pass serpentine channels.

Triple, Quadruple and N-Tuple Helices: The RIS3 and EDP of a Higher-Order Policy Model (2022)
Journal Article
Deakin, M. (2022). Triple, Quadruple and N-Tuple Helices: The RIS3 and EDP of a Higher-Order Policy Model. Triple Helix, 9(1), 32-42. https://doi.org/10.1163/21971927-bja10030

In the past decade there have been a series of articles on the status of Triple, Quadruple and N-Tuple Helices. In responding to the most recent of these from Leydesdorff and Lawson Smith (2022), this article examines the respective status of the Tri... Read More about Triple, Quadruple and N-Tuple Helices: The RIS3 and EDP of a Higher-Order Policy Model.

A short review of vapour droplet dispersion models used in CFD to study the airborne spread of COVID19 (2022)
Journal Article
Mehade Hussain, S., Goel, S., Kadapa, C., & Aristodemou, E. (2022). A short review of vapour droplet dispersion models used in CFD to study the airborne spread of COVID19. Materials Today: Proceedings, 64(3), 1349-1356. https://doi.org/10.1016/j.matpr.2022.03.724

The use of computational fluid dynamics (CFD) to simulate the spread of COVID19 and many other airborne diseases, especially in an indoor environment needs accurate understanding of dispersion models. Modelling the transport/dispersion of vapour drop... Read More about A short review of vapour droplet dispersion models used in CFD to study the airborne spread of COVID19.

Scaled up on direct methanol fuel cell under different operating conditions (2022)
Journal Article
Kumaresan, T., Ponniyan, D., Chandran, M., Ramasamy, J., Venkatachalam, V., Palaniswamy, K., & Sundaram, S. (2022). Scaled up on direct methanol fuel cell under different operating conditions. Materials Letters, 319, Article 132283. https://doi.org/10.1016/j.matlet.2022.132283

A direct methanol fuel cell with an active area of 100 cm2 was tested experimentally under a variety of operating situations to determine its overall performance. Different operational parameters, such as anode flow rate (1–5 ml/min), cathode reactan... Read More about Scaled up on direct methanol fuel cell under different operating conditions.

On the inhomogeneous Vinogradov system (2022)
Journal Article
Brandes, J., & Hughes, K. (2022). On the inhomogeneous Vinogradov system. Bulletin of the Australian Mathematical Society, 106(3), 396-403. https://doi.org/10.1017/s0004972722000284

We show that the system of equations

∑_{i=1}^{s} (x_i^j−y_i^j) = a_j (1⩽j⩽k)

has appreciably fewer solutions in the subcritical range s<k(k+1)/2
than its homogeneous counterpart, provided that a_ℓ≠0 for some ℓ⩽k−1. Our methods use Vinogrado...

The circle criterion for a class of sector-bounded dynamic nonlinearities (2022)
Journal Article
Guiver, C., & Logemann, H. (2022). The circle criterion for a class of sector-bounded dynamic nonlinearities. Mathematics of Control, Signals, and Systems, 34, 461-492. https://doi.org/10.1007/s00498-022-00324-3

We present a circle criterion which is necessary and sufficient for absolute stability with respect to a natural class of sector-bounded nonlinear causal operators. This generalized circle criterion contains the classical result as a special case. F... Read More about The circle criterion for a class of sector-bounded dynamic nonlinearities.

Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets (2022)
Journal Article
Alnahwi, F. M., Al-Yasir, Y. I. A., See, C. H., & Abd-Alhameed, R. A. (2022). Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets. Sensors, 22(8), Article 3067. https://doi.org/10.3390/s22083067

In this paper, single-element and MIMO microstrip antenna with two pairs of unequal slits is proposed as a circularly polarized antenna with negligible back radiation for 5G mid-band handsets. The unequal pairs of slits are engraved on the antenna pa... Read More about Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets.