Current Issue

Regular Issue  Subscription Original Research Published on :- 25/08/2026
A Ventilated Dual-Function Photonic–Phononic Metasurface for Simultaneous Passive Radiative Cooling and Low-Frequency Noise Mitigation in Building Envelopes: Conceptual Design and Computational Feasibility Analysis

Devesh Ojha, Vivek Verma, Anuradha Misra
Keywords: Metamaterials; acoustic metamaterials; photonic metamaterials; passive daytime radiative cooling; Helmholtz resonator; spectrally selective coating; building envelope; multifunctional metasurface; urban heat island; noise mitigation

1-17
Regular Issue  Subscription Review Article Published on :- 28/08/2026
Properties and Recent Progress in Oxide-Based Thermoelectric Materials

Chinchu Y. M., T. R. Beena
Keywords: Thermoelectric, Seebeck coefficient, electrical conductivity, Powerfactor, Thermal conductivity

18-27
Regular Issue  Subscription Review Article Published on :- 28/08/2026
Thermal Performance Enhancement Strategies for a Compact Solar PV-Powered Concentrating Water Heating System Through Integrated Collector Design

Saurabh Pachauri, Manish Dixit, Nagendra Singh, Nonihal Singh Dhakry
Keywords: Solar water heater, Heat transfer enhancement, Concentrating solar collector, Spiral copper coil, Renewable energy, Solar thermal system, Active water circulation

28-35
Regular Issue  Subscription Original Research Published on :- 23/07/2026
Study of technical and economic assessment of solar-assisted and thermoelectric air-conditioning technologies

Nagendra Singh, Sanjeev Kumar Verma, Manish Dixit
Keywords: Single effect chiller; Evacuated tube collectors; Solar air-conditioning; Economic viability; Thermoelectric cooler; Economic analysis; Thermal resistance

36-64
Regular Issue  Subscription Original Research Published on :- 10/10/2026
Assessing the ARIMA Model for Estimating Monthly Solar Irradiance from Approximated Daily Data in Uyo, Nigeria

Samuel Edet Bassey
Keywords: Solar radiation, Auto-Regressive Integrated Moving Average (ARIMA), Solar irradiance forecasting, Time series analysis, Renewable energy, Uyo, Nigeria

65-72
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