Yunhong Shi
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View article: Stress-induced phase separation in plastics drives the release of amorphous polymer micropollutants into water
Stress-induced phase separation in plastics drives the release of amorphous polymer micropollutants into water Open
Residual stress is an intrinsic property of semicrystalline plastics such as polypropylene and polyethylene. However, there is no fundamental understanding of the role intrinsic residual stress plays in the generation of plastic pollutants…
View article: Understanding the Nitrogen Removal Mechanisms of Microbial Fuel Cells with Different Air-Cathodes: Pathways and Microbial Community Analysis
Understanding the Nitrogen Removal Mechanisms of Microbial Fuel Cells with Different Air-Cathodes: Pathways and Microbial Community Analysis Open
View article: Analysis of aged microplastics: a review
Analysis of aged microplastics: a review Open
Microplastics are emerging contaminants that undergo progressive aging under environmental conditions such as sunlight irradiation, mechanical forces, temperature variations, and the presence of biological organisms. Since aging modifies m…
View article: A Simple Spectral Method for Nanoplastic Identification and Characterisation
A Simple Spectral Method for Nanoplastic Identification and Characterisation Open
Detecting and monitoring the presence of nanoplastics (NPs) in the environment is a challenge due to their small size compared to the diffraction limits (~ 300 nm) of conventional spectroscopy. To address this, we developed a straightforwa…
View article: Stress drives polymer phase separation and microplastic release
Stress drives polymer phase separation and microplastic release Open
Microplastic release from semicrystalline plastics threaten the environment and human health. We investigated polypropylene and polyethylene plastics, which together account for 54% of the global market. Mimicking common levels of residual…
View article: Micro and nano plastics release from a single absorbable suture into simulated body fluid
Micro and nano plastics release from a single absorbable suture into simulated body fluid Open
Synthetic polymers are widely used in medical devices and implants where biocompatibility and mechanical strength are key enablers of emerging technologies. One concern that has not been widely studied is the potential of their microplasti…
View article: High levels of microparticles release from biodegradable polylactic acid paper cups compared with polyethylene-lined cups
High levels of microparticles release from biodegradable polylactic acid paper cups compared with polyethylene-lined cups Open
Polylactic acid (PLA) is a popular replacement for conventional fossil-fuel based plastics products such as polyethylene (PE) due to its high biodegradability and recyclability. Previous studies confirmed that PLA microplastics (MPs) and P…
View article: Application of 3D Printing Technology in Sensor Development for Water Quality Monitoring
Application of 3D Printing Technology in Sensor Development for Water Quality Monitoring Open
The development of sensors for water quality monitoring is crucial to protect water quality, aquatic biota and human health. Traditional sensor manufacturing methods have significant drawbacks, such as low fabrication freedom, limited mate…
View article: Characterising operational performance and oxygen crossover of the low-cost cylindrical cathode in microbial fuel cells
Characterising operational performance and oxygen crossover of the low-cost cylindrical cathode in microbial fuel cells Open
The cylindrical cathode has been used in microbial fuel cells (MFC) to achieve a large cathode area and high operational performance. However, the high material cost of cylindrical cathodes limits their practical application. To overcome t…
View article: Structure evolution of air cathodes and their application in electrochemical sensor development and wastewater treatment
Structure evolution of air cathodes and their application in electrochemical sensor development and wastewater treatment Open
Cathode structure and material are the most important factors to determine the performance and cost of single chamber air-cathode microbial fuel cell (MFC), which is the most promising type of MFC technology. Since the first air cathode wa…
View article: Recent Implementations of Hydrogel-Based Microbial Electrochemical Technologies (METs) in Sensing Applications
Recent Implementations of Hydrogel-Based Microbial Electrochemical Technologies (METs) in Sensing Applications Open
Hydrogel materials have been used extensively in microbial electrochemical technology (MET) and sensor development due to their high biocompatibility and low toxicity. With an increasing demand for sensors across different sectors, it is c…
View article: Micro and Nano Plastics Release from a Single Absorbable Suture into Simulated Body Fluid
Micro and Nano Plastics Release from a Single Absorbable Suture into Simulated Body Fluid Open
View article: High Levels of Microparticles Release from Biodegradable Poly(Lactic) Acid Paper Cups Compared with Polyethylene-Lined Cups
High Levels of Microparticles Release from Biodegradable Poly(Lactic) Acid Paper Cups Compared with Polyethylene-Lined Cups Open
View article: Heterogeneity and Memory Effect in the Sluggish Dynamics of Vacancy Defects in Colloidal Disordered Crystals and Their Implications to High‐Entropy Alloys
Heterogeneity and Memory Effect in the Sluggish Dynamics of Vacancy Defects in Colloidal Disordered Crystals and Their Implications to High‐Entropy Alloys Open
Vacancy dynamics of high‐density 2D colloidal crystals with a polydispersity in particle size are studied experimentally. Heterogeneity in vacancy dynamics is observed. Inert vacancies that hardly hop to other lattice sites and active vaca…
View article: Alcohol Pretreatment to Eliminate the Interference of Micro Additive Particles in the Identification of Microplastics Using Raman Spectroscopy
Alcohol Pretreatment to Eliminate the Interference of Micro Additive Particles in the Identification of Microplastics Using Raman Spectroscopy Open
Raman spectroscopy is an indispensable tool in the analysis of microplastics smaller than 20 μm. However, due to its limitation, Raman spectroscopy may be incapable of effectively distinguishing microplastics from micro additive particles.…
View article: Microbe-Based Sensor for Long-Term Detection of Urine Glucose
Microbe-Based Sensor for Long-Term Detection of Urine Glucose Open
The development of a reusable and low-cost urine glucose sensor can benefit the screening and control of diabetes mellitus. This study focused on the feasibility of employing microbial fuel cells (MFC) as a selective glucose sensor for con…
View article: The influence of drinking water constituents on the level of microplastic release from plastic kettles
The influence of drinking water constituents on the level of microplastic release from plastic kettles Open
Microplastic (MP) release from household plastic products has become a global concern due to the high recorded levels of microplastic and the direct risk of human exposure. However, the most widely used MP measurement protocol, which invol…
View article: Real-world natural passivation phenomena can limit microplastic generation in water
Real-world natural passivation phenomena can limit microplastic generation in water Open
Previous studies using Deionized (DI) water found that household plastic products used in food preparation and storage are a local and immediate source of extremely high quantities of microplastics (MPs) released directly into to the human…
View article: Sampling, Identification and Characterization of Microplastics Release from Polypropylene Baby Feeding Bottle during Daily Use
Sampling, Identification and Characterization of Microplastics Release from Polypropylene Baby Feeding Bottle during Daily Use Open
Microplastics (MPs) are becoming a global concern due to the potential risk to human health. Case studies of plastic products (i.e., plastic single-use cups and kettles) indicate that MP release during daily use can be extremely high. Prec…
View article: Microplastics in soils: an environmental geotechnics perspective
Microplastics in soils: an environmental geotechnics perspective Open
Microplastics (MPs) are emerging persistent contaminants in the terrestrial subsurface, and evidence has emerged for significant effects of MPs on the biological and ecosystem functions of soils. Main MP sources include land spreading of s…
View article: Tertiary denitrification of the secondary effluent in biofilters packed with composite carriers under different carbon to nitrogen ratios
Tertiary denitrification of the secondary effluent in biofilters packed with composite carriers under different carbon to nitrogen ratios Open
A new type of biofilter packed with composite carriers was designed for tertiary denitrification of the secondary effluent with removal of both oxidized nitrogen and suspended solids (SS). At the empty bed residence time of 15 min and orga…