Energy efficient hybrid beamforming for millimeter wave massive MIMO wireless communication system

A novel dual-section geothermal–parabolic trough multigeneration system for sustainable energy supply optimized via Grey Wolf Optimizer

Yingtao Xu, Ahmed Mohsin Alsayah, Parisa Gholampour

One of the major global challenges in the energy sector is the sustainable production of electricity, freshwater, and heating with minimal environmental impact. Although renewable-based multigeneration systems have received considerable attention, integrating stable hybrid renewa…Read more

Firefly algorithm-based optimization of a high-efficiency DC–DC converter for hybrid energy-powered electric vehicles

Subramaniyan Jaganathan, Balaji Chandrasekar, M. P. Flower Queen

Due to the rising trend of electric vehicle use, there is an increasing need for high gain DC-DC converters that perform well in terms of energy management and robust control under varying renewable energy conditions. In this work, a Firefly Algorithm-optimized PID-controlled Sel…Read more

Machine learning–assisted performance prediction of graphene–silicon twin-port band-notched wideband antenna for THz 6G communication systems

Goutam Datta, Nagesh Kallollu Narayanaswamy, Asha Verma, Pooja Singh, Sreedhar Jadapalli, Neha K. Saini, et al.

Abstract A graphene–silicon-based twin-port terahertz (THz) antenna is proposed and investigated in this work. The antenna employs an aperture-coupled asymmetric ring dielectric resonator configuration to achieve wideband operation in the THz regime. Circular metallic rings integ…Read more

An energy efficient reliable machine learning based fuzzy fault tolerant model with self-healing routing in wireless sensor networks

Manoj Kumar Reddy Devarla, S. V. N. Santhosh Kumar

A unified machine learning framework for intelligent resource allocation toward 6G wireless communications

Nishu Gupta, Rupali Bhartiya, Seema Babusing Rathod, Asma Alshuhail, Shakila Basheer, Mohammad Hassan Alhefdi

A machine learning–based optimal charging strategy for PV-assisted electric vehicle systems incorporating second-life batteries under degradation constraints

Ahmed Ezzat, Ayman S. Abdel-Khalik, Ragi A. Hamdy, Mostafa S. Hamad

Abstract The rapid expansion of electric vehicles (EVs) and residential photovoltaic (PV) systems has created new challenges in battery charging management, particularly due to the variability of renewable energy, grid limitations, and battery aging effects. In this work, we pres…Read more