Research Explorer

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Researcher

Stef Ghysels

Publications & Research Data

Awards & Distinctions

60 Results

2026

Hard carbon with closed pores via co-hydrothermal carbonization of PVC and pomelo peel as sodium-ion battery anode with improved capacity

Kexin ZhangJingyi LuPeng GaoStef GhyselsLuxin WangYingyuan WeiDi WuJianqiang Chen

A1 Journal Article in CHEMICAL ENGINEERING SCIENCE

2025

Advanced XPS analysis of molten salt-produced activated carbon

Arthur Van CleemputJonas De SmedtGoedele CrayeWouter MarchalStef GhyselsPablo J. ArauzoFrederik Ronsse

Biomass hydropyrolysis in molten chloride salts : thermocatalytic stability of recycled salts

Racchana RamamurthyStef GhyselsAdriana Estrada LeonDaniel NowakowskiFrederik Ronsse

A1 Journal Article in ENERGY & FUELS

BIOMASS PYROLSIS UNDER REACTIVE NITROGEN ATMOSPHERE TO N-HETEROCYCLIC AROMATICS

Stef GhyselsElisa KooySven MangelinckxFrederik Ronsse

Efficient conversion of pomelo peel into upgraded bio-crude oil and solid fuel through metal–organic framework catalyzed hydrothermal liquefaction

Yingyuan WeiXinqi HanSandile FakudzeYu ZhangStef GhyselsDi WuJianqiang Chen

A1 Journal Article in ENERGY

Invitation for international round robin test biochar analysis by X-ray photoelectron spectroscopy

Optimized hydrothermal carbonization of chicken manure and anaerobic digestion of its process water for better energy management

Leyanet Odales BernalLisbet Mailin López GonzálezStef GhyselsVictor LobanovJo De VriezeErnesto L. BarreraFrederik Ronsse

A1 Journal Article in JOURNAL OF ENVIRONMENTAL MANAGEMENT

Prior extraction of essential oil and pectin does not alter the (catalytic) pyrolysis of pomelo (Citrus maxima) peels

Yingyuan WeiDi WuFrederik RonsseStef Ghysels

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

Separation of CO2 from different CO2/N2 mixtures using molten salt-derived pelletized activated carbon

Jonas De SmedtArthur Van CleemputGoedele CrayeStef GhyselsWouter MarchalPablo J. ArauzoFrederik Ronsse

A1 Journal Article in BIOMASS & BIOENERGY

Thermo-catalytic depolymerization of lignin over Pd-based catalysts : role of catalyst support on monoaromatics selectivity

Jose R. ColinaMaray OrtegaJose Norambuena-ContrerasStef GhyselsFrederik RonsseLuis E. Arteaga-Perez

A1 Journal Article in BIOMASS & BIOENERGY

Two-step catalytic pyrolysis of microalgae combining in-bed CaO with vapour phase upgrading over Ni-ZSM-5/bentonite extrudates

Qi NiuXin DuPengyu XingStef GhyselsKai LiJihong LiQiang LuWolter PrinsFrederik Ronsse

A1 Journal Article in GREEN CHEMISTRY

Uncovering the blind spot in the analysis of N-alkylidene and N-alkyl chitosan derivatives through Py-GC-MS/FID

Stef GhyselsCasper Van PouckeFrederik RonsseSven MangelinckxChristian Stevens

A1 Journal Article in CARBOHYDRATE RESEARCH

Understanding limonene synthesis from waste tire pyrolysis through a kinetics-based perspective

Jorge PobleteRomel JiménezFrederik RonsseStef GhyselsLuis E. Arteaga-Pérez

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

2024

2-Methylfuran from pinewood by molten-salt hydropyrolysis and catalytic hydrogenation of the furfural intermediate

Adriana Estrada LeonLeidy Marcela Ulloa-MurilloStef GhyselsDaniel NowakowskiWolter PrinsFrederik Ronsse

A1 Journal Article in SUSTAINABLE ENERGY & FUELS

Coke formation and mineral accumulation on HZSM-5/Al2O3 catalysts during in-situ catalytic fast pyrolysis of microalgae over multiple regeneration cycles

Qi NiuXin DuKai LiStef GhyselsQiang LuWolter PrinsFrederik Ronsse

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

Engineering the reaction environment : hydropyrolysis of lignin in molten salts with catalytic vapor-phase upgrading in a tandem micropyrolyzer

Stef GhyselsAdriana Estrada LeonArthur Van CleemputFrederik Ronsse

A1 Journal Article in ENERGY & FUELS

Evaluation of South Korean marine waste resources for hydrochar production : effect of process variables

Tatwadhika Rangin SiddharthaElisa KooyMuhammad KashifClovis Awah CheStef GhyselsDi WuFrederik RonssePhilippe Heynderickx

A1 Journal Article in BIORESOURCE TECHNOLOGY

High furfural and levoglucosan selectivity from stepwise torrefaction and fast pyrolysis of sugarcane trash washed with citric acid

Nannan WuAdriana Estrada LeonStef GhyselsJan PietersFrederik Ronsse

A1 Journal Article in ENERGY CONVERSION AND MANAGEMENT

High phenol yields from catalytic hydropyrolysis of lignin and phenolic-rich raffinate

Stef GhyselsLuis E. Arteaga-PérezAdriana Estrada LeonTamara Menares TapiaSimon BackxSven MangelinckxFrederik Ronsse

Hydrothermal carbonisation of manure-derived digestates : chemical properties and heavy metals distribution in end-products

Hellen Luisa de Castro e SilvaStef GhyselsAna Robles AguilarÇağrı AkyolFrederik RonsseErik Meers

A1 Journal Article in CHEMICAL ENGINEERING JOURNAL

New way to analyze pyrolysis oils : applying image processing tools to unravel complex 1H-13C HSQC NMR spectra of bio-oil

Stef GhyselsJan VerwaerenHero Jan HeeresLeon RohrbachSimon BackxSven MangelinckxFrederik Ronsse

Production of platform chemicals through (hydro)pyrolysis of lignocellulosic biomass in molten salts

Frederik RonsseAdriana Estrada LeonLeidy Marcela Ulloa-MurilloStef GhyselsWolter Prins

2023

Analytical (hydro)pyrolysis of pinewood and wheat straw in chloride molten salts : a route for 2-methyl furan production

Adriana Estrada LeonRacchana RamamurthyStef GhyselsSepideh NiaziWolter PrinsFrederik Ronsse

A1 Journal Article in FUEL PROCESSING TECHNOLOGY

Cell behavior changes and enzymatic biodegradation of hybrid electrospun poly(3-hydroxybutyrate)-based scaffolds with an enhanced piezoresponse after the addition of reduced graphene oxide

Roman ChernozemIgor PariyMaria A. A. SurmenevaVladimir V. V. ShvartsmanGuillaume PlanckaertJoost VerduijnStef GhyselsAnatolii AbalymovBogdan ParakhonskiyEric Gracey et al.

A1 Journal Article in ADVANCED HEALTHCARE MATERIALS

Effect of hydrothermal carbonization on the fuel properties of chicken manure hydrochar

Leyanet Odales BernalLisbet M. López GonzálezStef GhyselsErnesto Luis Barrera CardosoFrederik Ronsse

Exploring image processing tools to unravel complex 1H-13C heteronuclear single-quantum correlation nuclear magnetic resonance spectra : a demonstration for pyrolysis liquids

Stef GhyselsJan VerwaerenHero Jan HeeresLéon RohrbachSimon BackxSven MangelinckxFrederik Ronsse

A1 Journal Article in ENERGY & FUELS

High phenol yields from catalytic hydropyrolysis of lignin and phenolic-rich raffinate

Stef GhyselsLuis E. Arteaga-PérezAdriana Estrada LeonTamara Menares TapiaSimon BackxSven MangelinckxFrederik Ronsse

A1 Journal Article in ACS SUSTAINABLE CHEMISTRY & ENGINEERING

Improving biochar properties by co-pyrolysis of pig manure with bio-invasive weed for use as the soil amendment

Jing QiuMarcella Fernandes De SouzaAna Robles AguilarStef GhyselsYong Sik OkFrederik RonsseErik Meers

A1 Journal Article in CHEMOSPHERE

Levoglucosenone, furfural and levomannosan from mannan-rich feedstock : a proof-of-principle with ivory nut

Stef GhyselsAdriana Estrada LeonLena VanderhaeghenDiederik RousseauAnn DumoulinSimon BackxSven MangelinckxFrederik Ronsse

A1 Journal Article in CHEMICAL ENGINEERING JOURNAL

Microwave assisted and conventional hydrothermal treatment of waste seaweed : comparison of hydrochar properties and energy efficiency

Sepideh SoroushFrederik RonsseJihae ParkStef GhyselsDi WuKyoung-Woong KimPhilippe Heynderickx

A1 Journal Article in SCIENCE OF THE TOTAL ENVIRONMENT

Optimizing lignin pyrolysis product distribution via gamma-valerolactone solvolysis : a comparative study of catalytic and non-catalytic processes

Tamara Menares TapiaStef GhyselsFrederik RonsseLuis Arteaga-Pérez

Optimizing lignin pyrolysis product distribution via gamma-valerolactone solvolysis : effects of extraction conditions on the structure

Tamara Menares TapiaStef GhyselsFrederik RonsseLuis Arteaga-Pérez

Pyrolysis-based biorefining of lignin and mannan-rich biomass

Stef GhyselsFrederik RonsseSven Mangelinckx

The effect of citric acid pretreatment on composition and stability of bio-oil from sugar cane residues using a continuous lab-scale pyrolysis reactor

Lizet Rodríguez MachínL.E. Arteaga-PérezR. ManriqueMehmet PalaJeroen FeysStef GhyselsWolter PrinsFrederik Ronsse

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

2022

Biochar stability scores from analytical pyrolysis (Py-GC-MS)

Stef GhyselsDilani RathnayakePrzemyslaw MaziarkaOndrej MasekSaran SohiFrederik Ronsse

Biochar stability scores from analytical pyrolysis (Py-GC-MS)

Stef GhyselsDilani RathnayakePrzemyslaw MaziarkaOndřej MašekSaran SohiFrederik Ronsse

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

Effects of demineralization on the composition of microalgae pyrolysis volatiles in py-GC–MS

Qi NiuStef GhyselsNannan WuDiederik RousseauJan PietersWolter PrinsFrederik Ronsse

A1 Journal Article in ENERGY CONVERSION AND MANAGEMENT

2021

Biochar and activated carbon enhance ethanol conversion and selectivity to caproic acid by Clostridium kluyveri

Stef GhyselsSara BuffelKorneel RabaeyFrederik RonsseRamon Ganigué

A1 Journal Article in BIORESOURCE TECHNOLOGY

Kinetic study of acid pretreated biomass using Coats-Redfern method

Nannan WuQi NiuStef GhyselsLiqun JiangJan PietersFrederik Ronsse

2020

Effluent recirculation enables near-complete oxidation of organics during supercritical water oxidation at mild conditions : a proof of principle

Dongdong ZhangStef GhyselsFrederik Ronsse

A1 Journal Article in CHEMOSPHERE

Ex situ catalytic fast pyrolysis of lignin-rich digested stillage over Na/ZSM-5, H/ZSM-5, and Fe/ZSM-5

Neil PrihartoStef GhyselsMehmet PalaWim OpsomerFrederik RonsseGüray YildizHero Jan HeeresPeter J. DeussWolter Prins

A1 Journal Article in ENERGY & FUELS

How to trace back an unknown production temperature of biochar from chemical characterization methods in a feedstock independent way

Dilani RathnayakePrzemyslaw MaziarkaStef GhyselsOndrej MasekSaran SohiFrederik Ronsse

A1 Journal Article in JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS

Hydrochar production from waste seaweed : effect of reaction conditions

Sepideh SoroushFrederik RonsseStef GhyselsAn VerberckmoesFrancis VerpoortPhilippe Heynderickx

Improving fast pyrolysis of lignin using three additives with different modes of action

Stef GhyselsBen DubuissonMehmet PalaLéon RohrbachJan Van den BulckeHero Jan HeeresFrederik Ronsse

A1 Journal Article in GREEN CHEMISTRY

Improving lignin fast pyrolysis : a practical and chemical re-evaluation of clay addition, Ca(OH)2 addition and in-situ hydrogen production

Stef GhyselsBen DubuissonMehmet PalaLéon RohrbachJan Van den BulckeHeero Jan HeeresFrederik Ronsse

Improving the biorefinery output by coupling ethanol fermentation, anaerobic digestion and pyrolysis

Stef GhyselsNayaret Acosta OrtizAdriana Estrada LeonNeil PrihartoMehmet PalaJo De VriezeKorneel RabaeyWolter PrinsFrederik Ronsse

Improving the biorefinery output by integrating anaerobic digestion and slow pyrolysis : a case study for cocoa waste

Stef GhyselsNayaret Acosta OrtizAdriana Estrada LeonMehmet PalaJo De VriezeFrederik RonsseKorneel Rabaey

Influence of reaction conditions on produced hydrochar based on waste seaweed via hydrothermal carbonization

Sepideh SoroushFrederik RonsseStef GhyselsAn VerberckmoesFrancis VerpoortPhilippe Heynderickx

Integrating anaerobic digestion and slow pyrolysis improves the product portfolio of a cocoa waste biorefinery

Stef GhyselsNayaret Acosta OrtizAdriana Estrada LeonMehmet PalaJo De VriezeFrederik RonsseKorneel Rabaey

A1 Journal Article in SUSTAINABLE ENERGY & FUELS

2019

Comparison between simple and detailed kinetic schemes of biomass thermal degradation : two dimensional CFD modelling of pyrolysis of anisotropic large wood practice

Przemyslaw MaziarkaStef GhyselsFrederik Ronsse

Fast pyrolysis of mannan-rich ivory nut (Phytelephas aequatorialis) to valuable biorefinery products

Stef GhyselsAdriana Estrada LeonMehmet PalaKatharina SchoderJoris Van AckerFrederik Ronsse

A1 Journal Article in CHEMICAL ENGINEERING JOURNAL

Practical assessment of biochar stability indicators : sensitivity to feedstock type and production conditions

Dilani RathnayakePrzemyslaw MaziarkaStef GhyselsSaran SohiOndrej MasekFrederik Ronsse

Production and characterization of slow pyrolysis biochar from lignin-rich digested stillage from lignocellulosic ethanol production

Stef GhyselsFrederik RonsseDane DickinsonWolter Prins

A1 Journal Article in BIOMASS & BIOENERGY

2018

A low-cost route to sugar-derived platform chemicals via fast pyrolysis of 'vegetable ivory' residue

Stef GhyselsAdriana Estrada LeonMehmet PalaFrederik Ronsse

A perfect match : anaerobic digestion and pyrolysis from agricultural residues

Nayaret Acosta OrtizJo De VriezeMehmet PalaNeil PrihartoStef GhyselsDaniela AlmedaFrederik RonsseKorneel Rabaey

Comment on 'Redox-active oxygen-containing functional groups in activated carbon facilitate microbial reduction of ferrihydrite'

Stef GhyselsFrederik Ronsse

A1 Journal Article in ENVIRONMENTAL SCIENCE & TECHNOLOGY

Lignin pretreatment strategies for improved fast pyrolysis

Stef GhyselsMaarten VerberckmoesMehmet PalaJan Van den BulckeJoris Van AckerWolter PrinsFrederik Ronsse

Microben zetten CO2 om in bruikbare bioplastics : hoe de eigenschappen van bioplastics aanpassen aan specifieke applicaties?

Stef GhyselsHeleen De Wever

Production of biochar and advanced carbon materials by technical lignin pyrolysis

Frederik RonsseStef Ghysels

Targeted poly(3-hydroxybutyrate-co-3-hydroxyvalerate) bioplastic production from carbon dioxide

Stef GhyselsMd Salatul Islam MozumderHeleen De WeverEveline VolckeLinsey Garcia-Gonzalez

A1 Journal Article in BIORESOURCE TECHNOLOGY