Arun K. Vuppaladadiyam

ORCID: 0000-0001-6340-5601
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About
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Research Areas
  • Thermochemical Biomass Conversion Processes
  • Biodiesel Production and Applications
  • Catalysts for Methane Reforming
  • Biofuel production and bioconversion
  • Lignin and Wood Chemistry
  • Microbial Metabolic Engineering and Bioproduction
  • Recycling and Waste Management Techniques
  • Algal biology and biofuel production
  • Municipal Solid Waste Management
  • Chemical Looping and Thermochemical Processes
  • Thermal and Kinetic Analysis
  • Microplastics and Plastic Pollution
  • Catalytic Processes in Materials Science
  • Catalysis and Hydrodesulfurization Studies
  • Carbon Dioxide Capture Technologies
  • Energy and Environment Impacts
  • Advanced Cellulose Research Studies
  • Anaerobic Digestion and Biogas Production
  • Electrochemical Analysis and Applications
  • Wastewater Treatment and Reuse
  • Petroleum Processing and Analysis
  • Food Waste Reduction and Sustainability
  • Process Optimization and Integration
  • Environmental Impact and Sustainability
  • Mine drainage and remediation techniques

RMIT University
2023-2024

Hong Kong Polytechnic University
2022-2023

James Cook University
2022

Indian Institute of Technology Delhi
2022

Tsinghua University
2016-2019

Vellore Institute of Technology University
2017

Due to the 'forever' degrading nature of plastic waste, waste management is often complicated. The applications are ubiquitous and inevitable in many scenarios. Current global plastics production ca. 3.5 MMT per year, with current trend, will reach 25,000 by 2040. However, rapid growth manufacture material's inherent resulted accumulation a vast amount garbage. recycling rate <10 %, while large volumes discarded cause environmental ecological problems. Recycling rates for vary widely region...

10.1016/j.scitotenv.2023.169436 article EN cc-by The Science of The Total Environment 2023-12-29

Recycling e-waste is seen as a sustainable alternative to compensate for the limited natural rare earth elements (REEs) resources and difficulty of accessing these resources. facilitates recovery valuable products minimizes emissions during their transportation. Numerous studies have been reported on recycling using various techniques, including thermo-, hydro- biometallurgical approaches. However, each approach still has technical, economic, social, or environmental limitations. This review...

10.1016/j.scitotenv.2024.171453 article EN cc-by The Science of The Total Environment 2024-03-05

Waste polyethylene terephthalate (PET) bottles represent 12% of global plastic waste; however, only 9% are recycled. Hydrothermal processing presents the opportunity to upcycle waste PET into its monomers, particularly, terephthalic acid (TPA). In this study, post-consumer sparkling water were neutrally hydrolysed via a hydrothermal process operating within temperature range 220–270 °C, residence time 30–90 min, and autogenous pressure 25–90 bar. Under these conditions, TPA yield varied...

10.3390/environments12040127 article EN Environments 2025-04-18

This work demonstrates the feasibility of using biochars derived from a variety waste feedstocks, such as food organics and garden (FOGOs), (GOs), biosolids (BSs), provided by Barwon Water (BW) South East (SEW), active electrode material for supercapacitor application. Four different were produced co-pyrolysis pre-treated mixed which fabricated into two-electrode symmetric set-up to evaluate their energy storage potential. Two approaches, (i) carbon nanoparticle coating/modification (ii)...

10.3390/en18071864 article EN cc-by Energies 2025-04-07

Four different microalgae,<italic>Chlorella vulgaris</italic>(CV),<italic>Spirulina</italic>(SP),<italic>Chroococcus</italic>(CC) and mix culture (MC), were pyrolyzed at heating rates of 10, 15 20 °C min<sup>−1</sup>up to 800 in a thermogravimetric analyzer coupled with mass spectrometer investigate their pyrolytic characteristics.

10.1039/c9se00114j article EN Sustainable Energy & Fuels 2019-01-01

Hydrogen production from cellulosic biomass not only provides a sustainable approach to cope with the growing demand for energy but also facilitates relief of environmental burden. In this study, we developed series Ca-based bifunctional materials (Ca(OH)2 and Ni composites) alkaline thermal treatment (ATT) cellulose produce high purity hydrogen at moderate temperatures (350–450 °C). Ca(OH)2 served predominantly as CO2 carrier H2O donor, enlarged surface area improve H2 production. However,...

10.1021/acssuschemeng.8b04855 article EN ACS Sustainable Chemistry & Engineering 2018-11-27

Per- and polyfluoroalkyl substances (PFAS) are a group of fluorinated synthetic chemicals that highly recalcitrant, toxic, bio-accumulative have been detected in biosolids worldwide, posing potential risks to humans the environment. Recent studies suggest organic C-F bond PFAS can be destructed potentially mineralised into inorganic fluorides during thermal treatment. This study focuses on thermodynamic equilibrium investigations fate fluorine compounds post-PFAS destruction biosolid The...

10.3390/en17143476 article EN cc-by Energies 2024-07-15
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