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Nickolas J. Themelis

Nickolas J. Themelis

D-Index & Metrics

Engineering and Technology

D-Index
37
Citations
6579
World Ranking
8308
National Ranking
2297

Research.com Recognitions

  • 1983 - Member of the National Academy of Engineering Contributions to metal production technology, specifically in copper smelting practice.

Overview

Nickolas J. Themelis is a researcher affiliated with Columbia University in the United States. Their work primarily spans the fields of Engineering and Environmental Science, with a focus on areas such as Industrial and Manufacturing Engineering, Building and Construction, and Civil and Structural Engineering.

Themelis's research topics include:

  • Recycling and Waste Management Techniques
  • Municipal Solid Waste Management
  • Recycling and utilization of industrial and municipal waste in materials production
  • Recycled Aggregate Concrete Performance
  • Concrete and Cement Materials Research
  • Thermochemical Biomass Conversion Processes
  • Microplastics and Plastic Pollution

Over the course of their career, Themelis has contributed to publications in various scientific venues. Their frequent publication outlets include:

  • Waste Management
  • Waste Disposal & Sustainable Energy
  • Journal of Cleaner Production
  • Circular Economy and Sustainability
  • Journal of Environmental Chemical Engineering

Recent papers authored or co-authored by Themelis illustrate a focus on waste processing and recovery technologies. Notable recent publications are:

  • "Selective production of aromatics from waste plastic pyrolysis by using sewage sludge derived char catalyst," 2020, Journal of Cleaner Production
  • "Transforming Waste to Wealth, Achieving Circular Economy," 2022, Circular Economy and Sustainability
  • "Materials and energy recovery at six European MBT plants," 2022, Waste Management
  • "Stabilization of Waste-to-Energy (WTE) fly ash for disposal in landfills or use as cement substitute," 2022, Waste Management
  • "Catalytic co-pyrolysis of polycarbonate and polyethylene/polypropylene mixtures: Promotion of oil deoxygenation and aromatic hydrocarbon formation," 2020, Fuel

Themelis has collaborated frequently with several co-authors, including A.C. Bourtsalas, Yixi Tian, Shiho Kawashima, Qunxing Huang, and Wenchao Ma. These collaborations reflect ongoing research partnerships within related fields of study.

In recognition of contributions to metal production technology, specifically in copper smelting practice, Nickolas J. Themelis was made a Member of the National Academy of Engineering in 1983.

Best Publications

  • Methane generation in landfills.

    Nickolas J. Themelis;Priscilla A. Ulloa

  • Rate phenomena in process metallurgy

    Julian Szekely;Nickolas J. Themelis

  • Waste-to-energy: A review of the status and benefits in USA.

    C.S. Psomopoulos;A. Bourka;Nickolas J. Themelis

  • The 2016 Thermal Spray Roadmap

    Armelle Vardelle;Christian Moreau;Jun Akedo;Hossein Ashrafizadeh

  • Resource recovery from used rubber tires

    Takeshi Amari;Nickolas J Themelis;Iddo K Wernick

  • Assessment of the state of food waste treatment in the United States and Canada.

    J. W. Levis;Morton A. Barlaz;Nickolas J. Themelis;P. Ulloa

  • ANAEROBIC DIGESTION OF BIODEGRADABLE ORGANICS IN MUNICIPAL SOLID WASTES

    N. J. Themelis

  • A Perspective on Plasma Spray Technology

    Armelle Vardelle;Christian Moreau;Nickolas J. Themelis;Christophe Chazelas

  • ANISOTROPIC ELASTOPLASTIC BOUNDING SURFACE MODEL FOR COHESIVE SOILS

    Hoe I. Ling;Dongyi Yue;Victor N. Kaliakin;Nickolas J. Themelis

  • High-Temperature Corrosion in Waste-to-Energy Boilers

    Shang-Hsiu Lee;Nickolas J. Themelis;Marco J. Castaldi

  • RECYCLING METALS FOR THE ENVIRONMENT

    Iddo K. Wernick;Nickolas J. Themelis

  • Controlling particle injection in plasma spraying

    M. Vardelle;P. Fauchais;A. Vardelle;K. I. Li

  • Use of waste derived fuels in cement industry: a review

    Nickolaos Chatziaras;Constantinos S. Psomopoulos;Nickolas J. Themelis

  • Current influence of China’s ban on plastic waste imports

    Wanli Wang;Nickolas J. Themelis;Kai Sun;Athanasios C. Bourtsalas

  • Energy recovery from New York City municipal solid wastes

    Nickolas J. Themelis;Young Hwan Kim;Mark H. Brady

  • Review on fate of chlorine during thermal processing of solid wastes

    Peng Lu;Qunxing Huang;A.C. (Thanos) Bourtsalas;Nickolas J. Themelis

  • HEAT GENERATION AND PARTICLE INJECTION IN A THERMAL PLASMA TORCH

    A. Vardelle;P. Fauchais;B. Dussoubs;N. J. Themelis

  • Dioxin emissions from municipal solid waste incinerators (MSWIs) in France

    Ange Nzihou;Nickolas J. Themelis;Mohammed Kemiha;Yohan Benhamou

  • Coating generation: Vaporization of particles in plasma spraying and splat formation

    M. Vardelle;A. Vardelle;K.-I. Li;P. Fauchais

  • Selective production of aromatics from waste plastic pyrolysis by using sewage sludge derived char catalyst

    Kai Sun;Nickolas J. Themelis;A.C. (Thanos) Bourtsalas;Qunxing Huang

  • Material and energy balances in a large-scale aerobic bioconversion cell.

    Nickolas J. Themelis;Young Hwan Kim

  • LCA comparison of windrow composting of yard wastes with use as alternative daily cover (ADC).

    Rob van Haaren;Nickolas J. Themelis;Morton A. Barlaz

  • Use of non-recycled plastics and paper as alternative fuel in cement production

    A.C. (Thanos) Bourtsalas;Jiao Zhang;M.J. Castaldi;N.J. Themelis

Frequent Co-Authors

Marco J. Castaldi
Marco J. Castaldi City College of New York
Armelle Vardelle
Armelle Vardelle University of Limoges
Pierre Fauchais
Pierre Fauchais University of Limoges
Qunxing Huang
Qunxing Huang Zhejiang University
Christian Moreau
Christian Moreau Concordia University
Morton A. Barlaz
Morton A. Barlaz North Carolina State University
Eric H. Jordan
Eric H. Jordan University of Connecticut
Chang-Jiu Li
Chang-Jiu Li Xi'an Jiaotong University
Khiam Aik Khor
Khiam Aik Khor Nanyang Technological University
Sanjay Sampath
Sanjay Sampath Stony Brook University

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