Publications by Zezhong Li | EPFL Graph Search

Related publications (9)

Competing Effects of Hydration and Cation Complexation in Single-Chain Alginate

Alginic acid, a naturally occurring anionic polyelectrolyte, forms strong physically cross-linked hydrogels in the presence of metal cations. The latter engage in electrostatic interactions that compete with intra- and intermolecular hydrogen bonds, determ ...

American Chemical Society2022

Predicting and optimizing syngas production from fluidized bed biomass gasifiers: A machine learning approach

Zezhong Li

Biomass gasification is one of the primary thermal conversion processes where fluidized bed reactors are often used to produce syngas with low heating values. However, there has not yet been an effective model to predict gasification yield with broad appli ...

2023

Thermodynamic modelling of hydrogen production in sorbent-enhanced biochar-direct chemical looping process

Zezhong Li

Hydrogen (H-2) has been widely considered the clean energy carrier of choice for emerging renewable energy generation technologies. However, H-2 is a secondary fuel mainly derived from natural gas. Over the past decades, research on developing H-2 producti ...

2022

Renewable methyl acetate production from dimethyl ether carbonylation in a fluidized bed reactor

Zezhong Li

The carbonylation of bio-based dimethyl ether (DME) using ferrierite offers a renewable approach to methyl acetate (MA) production with a potential reduction in carbon emissions. This work showcases the feasibility of employing fluidized-bed reactors in th ...

Elsevier Science Sa2024

Thermodynamic and kinetic analysis of autothermal syngas-generating limestone calcination process for ammonia synthesis

Zezhong Li

A novel autothermal methane-reforming limestone-calcination process is analyzed through thermodynamic and kinetic investigations to yield syngas for direct ammonia production. A comprehensive correlation is developed to determine the required gaseous feed ...

2025

Revisiting Cation Complexation and Hydrogen Bonding of Single-Chain Polyguluronate Alginate

Zezhong Li

Modifying the properties of bio-based materials has garnered increasing interest in recent years. In related applications, the ability of alginates to complex with metal ions has been shown to be effective in liquid-to-gel transitions, useful in the develo ...

American Chemical Society2021

Kinetic-embedded CFD modeling of integrated steam methane reforming and limestone calcination in a fluidized bed reactor

Zezhong Li

The combination of limestone calcination, catalytic methane reforming, and combustion in one reactor (MRC–CAL) was previously proposed to achieve autothermal and hydrogen-producing sorbent regeneration for calcium-looping technology. However, this technolo ...

2025

Method for preparing an at least partially acetal-protected sugar

Jeremy Luterbacher, Songlan Sun, Lorenz Perry Manker, Anastasiia Komarova, Zezhong Li, Tom Nelis

The present invention relates to a method for preparing an at least partially acetal-protected sugar involving the step of reacting a sugar or a sugar derivative selected from the group consisting of an aldopentose, an aldohexose, an aldopentoside and an a ...

2024

Size‐Selective Functionalization of Sugars and Polyols Using Zeolites for Renewable Surfactant Production

Benjamin Nicolas Raffy, Manon Stéphanie Dominique Rolland, Esther Amstad, Jeremy Luterbacher, Songlan Sun, Zezhong Li, Wen Hua Bi, Seongmin Jin, Tom Nelis, Yu-Cheng Lin, Shasha Zheng

Diol functionalization with acetals in carbohydrates and polyols is ubiquitously used in protection chemistry and in the manufacture of several platform chemicals. However, the selective functionalization of molecules where multiple acetalization reactions ...

Wiley2025