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Chapter and Conference Paper
Two-Phase Flow in the Gas Diffusion Layer with Different Perforation of Proton Exchange Membrane Fuel Cell
Proton exchange membrane fuel cell (PEMFC) has drawn the world’s attention for its advanced features of zero-emission, high-power density and low noise. However, water management significantly influences the p...
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Chapter and Conference Paper
Experimental Investigation of the Ordered Gas Diffusion Layer Performance in PEMFC Under Various Operating Conditions
The Proton Exchange Membrane Fuel Cell (PEMFC) is a highly efficient green electrochemical conversion device using hydrogen energy. The gas diffusion layer (GDL) is the thickest part of the membrane electrode ...
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Article
Open AccessPore-Scale Investigation of Coupled Two-Phase and Reactive Transport in the Cathode Electrode of Proton Exchange Membrane Fuel Cells
A three-dimensional multicomponent multiphase lattice Boltzmann model (LBM) is established to model the coupled two-phase and reactive transport phenomena in the cathode electrode of proton exchange membrane f...
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Chapter
Modeling of Solid Oxide Electrolysis Cells
The practical operation of solid oxide electrolysis cell (SOEC) involves complex physicochemical coupling processes between “multi-physics fields” at “multiple scales”. Mathematical simulation and modeling can...
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Article
Experimental investigation of liquid water in flow field of proton exchange membrane fuel cell by combining X-ray with EIS technologies
The flow field is a pivotal part to manage the transport of water and gas in proton exchange membrane fuel cell. However, the reported water measurement methods (e.g., X-ray and electrochemical impedance spect...
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Article
Open AccessPore-Scale Modeling of Anode Catalyst Layer Tolerance upon Hydrogen Sulfide Exposure in PEMFC
A pore-scale contamination model is developed to resolve the physicochemical processes in the anode catalyst layer for a deeper insight into the hydrogen sulfide (H2S) contamination mechanism. The present model i...
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Article
Designing the next generation of proton-exchange membrane fuel cells
With the rapid growth and development of proton-exchange membrane fuel cell (PEMFC) technology, there has been increasing demand for clean and sustainable global energy applications. Of the many device-level a...
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Article
Open AccessDevelopment of catalytic combustion and CO2 capture and conversion technology
Changes are needed to improve the efficiency and lower the CO2 emissions of traditional coal-fired power generation, which is the main source of global CO2 emissions. The integrated gasification fuel cell (IGFC) ...
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Article
Elucidating the operating behavior of PEM fuel cell with nickel foam as cathode flow field
Metal foam material, which serves as an alternative replacement of the conventional flow distributor of proton exchange membrane (PEM) fuel cell, has been attracting much attention over last few decades. In th...
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Article
Open AccessTwo-Phase Flow in Porous Electrodes of Proton Exchange Membrane Fuel Cell
Water management in porous electrodes bears significance due to its strong potential in determining the performance of proton exchange membrane fuel cell. In terms of porous electrodes, internal water distribu...
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Article
Open AccessMulti-functional anodes boost the transient power and durability of proton exchange membrane fuel cells
Proton exchange membrane fuel cells have been regarded as the most promising candidate for fuel cell vehicles and tools. Their broader adaption, however, has been impeded by cost and lifetime. By integrating a...
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Article
Open AccessMagnetic field alignment of stable proton-conducting channels in an electrolyte membrane
Proton exchange membranes with short-pathway through-plane orientated proton conductivity are highly desirable for use in proton exchange membrane fuel cells. Magnetic field is utilized to create oriented stru...
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Chapter and Conference Paper
Modeling of Proton Exchange Membrane Fuel Cell System Considering Various Auxiliary Subsystems
In the study, a comprehensive proton exchange membrane fuel cell (PEMFC) system model is developed, including a two-dimensional transient multiphase stack model, a transient membrane humidifier model, air comp...
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Chapter
Mathematical Modeling of Alkaline Anion Exchange Membrane Fuel Cells
The modeling work on the alkaline anion exchange membrane (AEM) fuel cell has been greatly facilitated by the rapid development of AEM fuel cell in recent years. Mathematical modeling has been widely recognize...
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Article
A glassy carbon electrode modified with a nanocomposite consisting of molybdenum disulfide intercalated into self-doped polyaniline for the detection of bisphenol A
Thin-layered molybdenum disulfide (MoS2) was intercalated, via ultrasonic exfoliation, into self-doped polyaniline (SPAN). This material, when placed on a glassy carbon electrode (GCE), exhibits excellent electri...
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Article
Al3+/graphene composites for electrochemical detection of DNA cleavage
Herein, we present the electrochemical co-deposition of Al3+/graphene composites directly from an aqueous mixture containing graphene oxide (GO) and Al3+. The obtained Al3+/graphene composites with good electroch...
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Article
Carbon nanotubes/(pLys/dsDNA) n layer-by-layer multilayer films for electrochemical studies of DNA damage
Carboxylic group-functionalized carbon nanotubes (c-CNT) were modified on the surface of carbon paste electrode to obtain a conducting precursor film. Positively charged poly-l-lysine (pLys) and negatively charge...
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Article
Controllable fabrication of Au micro/nanostructures on self-doped polyaniline nanofibers via electrochemical deposition and its application for DNA immobilization
Four electrochemical methods, cyclic voltammetric deposition, potentiostatic electrodeposition, multi-potential step electrodeposition and three-step electrodeposition, were used to fabricate Au micro/nanostru...
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Article
Carbon electrode modified with ionic liquid and multi-walled carbon nanotubes for voltammetric sensing of adenine
A voltammetric sensor was fabricated by applying a Nafion and multi-walled carbon nanotubes (MWCNTs) composite film on the surface of a carbon ionic liquid electrode (CILE), which was prepared by mixing 1-buty...
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Article
Improved electrochemical performances of polyaniline nanotubes-poly-L-lysine composite for label-free impedance detection of DNA hybridization
A sensitive label-free DNA hybridization biosensing platform was fabricated based on the synergistic effect of polyaniline nanotubes (PANInt) and poly-L-lysine (pLys). The composite of pLys and PANInt was coated ...
