World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
40
Citations
4882
World Ranking
7457
National Ranking
78

Overview

Chyi-How Lay is affiliated with Feng Chia University in Taiwan and specializes in engineering with a primary focus on biomedical engineering, renewable energy, sustainability and the environment, building and construction, mechanical engineering, and electrical and electronic engineering. Their research largely addresses topics related to anaerobic digestion and biogas production, algal biology and biofuel production, microbial fuel cells and bioremediation, supercapacitor materials and fabrication, biofuel production and bioconversion, wastewater treatment and nitrogen removal, and microbial metabolic engineering and bioproduction.

The scholar has contributed notably to several scientific publications. Among their recent papers are:

  • Review on sustainable production of biochar through hydrothermal liquefaction: Physico-chemical properties and applications (2020, Bioresource Technology)
  • Recent advanced biotechnological strategies to enhance photo-fermentative biohydrogen production by purple non-sulphur bacteria: An overview (2020, International Journal of Hydrogen Energy)
  • Sustainable biochar for advanced electrochemical/energy storage applications (2023, Journal of Energy Storage)
  • A critical review on global trends in biogas scenario with its up-gradation techniques for fuel cell and future perspectives (2020, International Journal of Hydrogen Energy)
  • Microalgae cultivation strategies using cost-effective nutrient sources: Recent updates and progress towards biofuel production (2022, Bioresource Technology)

They frequently publish in venues such as:

  • International Journal of Hydrogen Energy
  • Bioresource Technology
  • Processes
  • Clean Technologies and Environmental Policy
  • Process Safety and Environmental Protection

Chyi-How Lay's research collaborations include working multiple times with co-authors such as Gopalakrishnan Kumar, Pau Loke Show, Vinoth Kumar Ponnusamy, Peer Mohamed Abdul, and Chiu-Yue Lin.

Best Publications

  • A nutrient formulation for fermentative hydrogen production using anaerobic sewage sludge microflora

    C.Y. Lin;C.H. Lay

  • Fermentative hydrogen production from wastewaters: A review and prognosis

    Chiu Yue Lin;Chyi How Lay;Biswarup Sen;Chen Yeon Chu

  • Effects of carbonate and phosphate concentrations on hydrogen production using anaerobic sewage sludge microflora

    C.-Y Lin;C.H Lay

  • Review on sustainable production of biochar through hydrothermal liquefaction: Physico-chemical properties and applications.

    Vinoth Kumar Ponnusamy;Senthil Nagappan;Rahul R. Bhosale;Chyi How Lay

  • Recent insights into the cell immobilization technology applied for dark fermentative hydrogen production.

    Gopalakrishnan Kumar;Ackmez Mudhoo;Periyasamy Sivagurunathan;Dillirani Nagarajan

  • Biohydrogen production by dark fermentation: scaling-up and technologies integration for a sustainable system

    Estela Tapia-Venegas;Juan Esteban Ramirez-Morales;Fernando Silva-Illanes;Javiera Toledo-Alarcón;Javiera Toledo-Alarcón

  • Dark fermentative hydrogen production from lignocellulosic hydrolyzates – A review

    Marika E. Nissilä;Chyi-How Lay;Jaakko A. Puhakka

  • State of the art and future concept of food waste fermentation to bioenergy

    Biswarup Sen;J. Aravind;P. Kanmani;Chyi-How Lay

  • Sustainable biochar for advanced electrochemical/energy storage applications

    Unknown

  • Biohydrogen production from soluble condensed molasses fermentation using anaerobic fermentation

    Chyi-How Lay;Jou-Hsien Wu;Chin-Lang Hsiao;Jui-Jen Chang

  • Recent advanced biotechnological strategies to enhance photo-fermentative biohydrogen production by purple non-sulphur bacteria: An overview

    Ming Foong Tiang;Muhammad Alif Fitri Hanipa;Peer Mohamed Abdul;Jamaliah M.d. Jahim

  • Lipid accumulating microalgae cultivation in textile wastewater: Environmental parameters optimization

    Jane-Yii Wu;Chyi-How Lay;Chin-Chao Chen;Shin-Yan Wu

  • A pilot-scale high-rate biohydrogen production system with mixed microflora

    Chiu Yue Lin;Shu Yii Wu;Ping Jei Lin;Jo-Shu Chang

  • A critical review on global trends in biogas scenario with its up-gradation techniques for fuel cell and future perspectives

    Devaraj Thiruselvi;Ponnusamy Senthil Kumar;Madhava Anil Kumar;Chyi-How Lay

  • Hydrogen production by the anaerobic fermentation from acid hydrolyzed rice straw hydrolysate

    Alex C.C. Chang;Ying-Hsuan Tu;Ming-Hsiang Huang;Chyi-How Lay

  • Recent developments on alternative fuels, energy and environment for sustainability.

    Gopalakrishnan Kumar;Gopalakrishnan Kumar;Sang Hyoun Kim;Chyi How Lay;Vinoth Kumar Ponnusamy

  • Optimization of Hydrolysis-Acidogenesis Phase of Swine Manure for Biogas Production Using Two-Stage Anaerobic Fermentation

    Chiu-Yue Lin;Wai Siong Chai;Chyi-How Lay;Chin-Chao Chen

  • Fermentative biohydrogen production and its byproducts: A mini review of current technology developments

    Chiu-Yue Lin;Thi Mai-Linh Nguyen;Chen-Yeon Chu;Chen-Yeon Chu;Hoang-Jyh Leu;Hoang-Jyh Leu

  • High-efficiency hydrogen production by an anaerobic, thermophilic enrichment culture from an Icelandic hot spring

    Perttu E P Koskinen;Chyi-How Lay;Jaakko A Puhakka;Ping-Jei Lin

  • Electricity generation from swine wastewater in microbial fuel cell: Hydraulic reaction time effect

    Dongmei Ma;Zong-Hua Jiang;Chyi-How Lay;Dandan Zhou

  • Bioelectricity generation using microalgal biomass as electron donor in a bio-anode microbial fuel cell

    Fabrice Ndayisenga;Zhisen Yu;Yang Yu;Chyi-How Lay

  • Co-fermentation of water hyacinth and beverage wastewater in powder and pellet form for hydrogen production

    Chyi-How Lay;Biswarup Sen;Chin-Chao Chen;Jou-Hsien Wu

Frequent Co-Authors

Chiu-Yue Lin
Chiu-Yue Lin Feng Chia University
Gopalakrishnan Kumar
Gopalakrishnan Kumar Yonsei University
Jo Shu Chang
Jo Shu Chang National Cheng Kung University
Pau Loke Show
Pau Loke Show UCSI University
Jaakko A. Puhakka
Jaakko A. Puhakka Tampere University
Dinh Duc Nguyen
Dinh Duc Nguyen Kyonggi University
Wen-Hsiung Li
Wen-Hsiung Li Academia Sinica
Vinoth Kumar Ponnusamy
Vinoth Kumar Ponnusamy Kaohsiung Medical University
Eric Trably
Eric Trably INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Arivalagan Pugazhendhi
Arivalagan Pugazhendhi Cape Breton University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Engineering and Technology in the USA opens access to a wide range of flexible online degree options. These programs are especially helpful for non-traditional students, such as working professionals and parents. For example, online degrees for moms offer adaptable scheduling and support, making it easier to balance family and education.

Many U.S. colleges now provide 6 week courses in engineering, technology, business, and more. These condensed formats allow students to earn credits quickly and keep progressing toward graduation without long delays.

For those interested in branching into related fields, such as finance or business, options like a fast track finance degree or an 18 month mba programs can help shape a dynamic, interdisciplinary career pathway. These programs combine the rigor of traditional coursework with the flexibility and speed that online learning offers, preparing graduates for evolving industry demands.

Best Scientists Citing Chyi-How Lay

Trending Scientists

Recently Published Articles