Pengyu Chen

ORCID: 0000-0003-4545-309X
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About
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Research Areas
  • Zeolite Catalysis and Synthesis
  • Block Copolymer Self-Assembly
  • Per- and polyfluoroalkyl substances research
  • Effects and risks of endocrine disrupting chemicals
  • Metal-Organic Frameworks: Synthesis and Applications
  • Catalytic Processes in Materials Science
  • Aquaculture Nutrition and Growth
  • Advanced Polymer Synthesis and Characterization
  • Rabies epidemiology and control
  • Toxic Organic Pollutants Impact
  • Molecular Sensors and Ion Detection
  • Machine Learning in Materials Science
  • Amphibian and Reptile Biology
  • Turtle Biology and Conservation
  • Crystallization and Solubility Studies
  • Polyoxometalates: Synthesis and Applications
  • Carbon dioxide utilization in catalysis
  • Free Radicals and Antioxidants
  • Calcium Carbonate Crystallization and Inhibition
  • Pickering emulsions and particle stabilization
  • Fluid Dynamics and Thin Films
  • Mollusks and Parasites Studies
  • Pesticide Exposure and Toxicity
  • Luminescence and Fluorescent Materials
  • Pharmaceutical and Antibiotic Environmental Impacts

University of Minnesota
2022-2024

Sichuan Agricultural University
2021-2023

China University of Petroleum, East China
2023

Sir Run Run Shaw Hospital
2023

Zhejiang University
2023

Blood Center of Zhejiang Province
2023

Changshu Institute of Technology
2022

Biodiversity Research Center, Academia Sinica
2022

National Taiwan Normal University
2022

Academia Sinica
2022

Organophosphate tri- and diesters (tri-OPEs di-OPEs) were quantified in 63 paired maternal cord whole blood samples collected Hubei, China, which tri-o-cresyl phosphate (ToCP) was predominant. The transplacental transfer efficiencies (expressed as to (C:M) concentration ratios) of aryl-tri-OPEs, such ToCP (1.61) triphenyl (TPHP) (1.06), higher than those alkyl-tri-OPEs (0.66-0.76). For the target tri-OPEs some traditional organic compounds, C:M ratios first increased with log Kow range...

10.1021/acs.est.0c06095 article EN Environmental Science & Technology 2021-01-05

Determining sea turtle foraging grounds, emerging threats, and population status are essential for conservation management. Crowdsourced science is a recently recognized approach that enables internet-based data collection, providing important contributions to scientific goals while also benefiting society public education. This study based on the published dataset from TurtleSpot Taiwan (2017–2022) with aim leverage crowdsourced determine demography, residency patterns in Taiwan. We...

10.1186/s12862-025-02354-2 article EN cc-by-nc-nd BMC Ecology and Evolution 2025-03-24

Zeolites are becoming more versatile in their chemical functions through rational design of frameworks. Therefore, direct imaging all atoms at the atomic scale, basic units (Si, Al, and O), heteroatoms framework, extra-framework cations, is needed. TEM provides local information level, but serious problem electron-beam damage needs to be overcome. Herein, framework atoms, including oxygen most Na successfully observed one electron-beam-sensitive lowest density zeolites, Na-LTA. Zeolite...

10.1002/anie.202006122 article EN cc-by Angewandte Chemie International Edition 2020-06-16

In this paper, BT (( E )-2-(4-(4-(bis(pyridin-2-ylmethyl)amino)styryl)-3-cyano-5,5-dimethylfuran-2(5H)-ylidene)malononitrile) with strong donor–π-acceptor structure was synthesized, which showed both colorimetric and fluorescent sensing ability toward Cu 2+ high selectivity sensitivity. Job plot mass spectra measurement revealed a 1 : coordination mode between probe in ethanol/HEPES (1 4 v/v) buffer (pH 7.2) solution, the binding constant calculated to be 3.6 × 10 M –1 . The colour of...

10.1098/rsos.171161 article EN cc-by Royal Society Open Science 2017-11-01

Block polymers are an attractive platform for uncovering the factors that give rise to self-assembly in soft matter owing their relatively simple thermodynamic description, as captured self-consistent field theory (SCFT). SCFT historically has found great success explaining experimental data, allowing one construct phase diagrams from a set of candidate phases, and there is now strong interest deploying screening tool guide design. However, using discovery leads conundrum: How does discover...

10.1073/pnas.2308698120 article EN cc-by-nc-nd Proceedings of the National Academy of Sciences 2023-11-03

Modelling the drying process of fuel moisture with initial content above fibre saturation point can be used to determine when will become sufficiently dry (after precipitation) burn and provide a more accurate prediction fire potential. Based on analysis mechanism by which occurs, we propose model comprising two phases distinguished threshold 0.35 g g–1, point; one phase is controlled evaporation other diffusion. Each has distinct equation different timelag. We compared our two-phase...

10.1071/wf10119 article EN International Journal of Wildland Fire 2012-01-01

Abstract An efficient rhodium‐catalyzed asymmetric hydrogenation of challenging tetrasubstituted cyclic enamides has been developed, affording chiral amides with high yields and excellent enantioselectivities (up to 99% yield >99% ee ). This novel methodology provides an concise synthetic route cycloalkylamines two contiguous stereogenic centers. The potential utility this protocol in the synthesis bioactive molecules is also disclosed. magnified image

10.1002/adsc.201601135 article EN Advanced Synthesis & Catalysis 2017-01-12

Bisphenol AF (BPAF) and perfluorooctanoic acid (PFOA) may display combined estrogenic effects on aquatic organisms, because BPAF PFOA are widely present in the environment reported to have organisms. In this study, zebrafish embryos were exposed BPAF, PFOA, binary mixtures of both for 7 days using estradiol (E2) vitellogenin (VTG) as biomarkers. The estrogen receptor α (erα) expression VTG level increased upon single exposures (0.0372 0.372 μM) (1.21 12.1 μM). Although them stimulated P450...

10.1021/acs.estlett.8b00559 article EN Environmental Science & Technology Letters 2018-10-30

Abstract We used self‐consistent field theory (SCFT) to examine the stability of three cubic single network structures, gyroid, diamond, and primitive, in neat diblock copolymer melts. Arguments related packing frustration, as measured by standard deviation mean curvature interface relative its mean, that explain double diamond primitive also extend their networks. However, this frustration measure fails account for stabilities networks, example, gyroid versus arguments a preferred fail...

10.1002/pol.20220318 article EN Journal of Polymer Science 2022-07-16

Block polymers self-assembled into chiral alternating-gyroid (GA) morphologies are desirable templates for fabricating photonic materials. Recent self-consistent field theory (SCFT) calculations on a model system predicted that adding minuscule amount of ABC triblocks blend thermodynamically symmetric double-gyroid-forming AB and BC diblocks with immiscible A C blocks stabilizes GA. Here, we use SCFT to investigate the feasibility this method in practice by computing phase behaviors ternary...

10.1021/acs.macromol.2c02485 article EN Macromolecules 2023-03-07

Glucagon-like peptide-1 (GLP-1), one of the expression products proglucagon (pg) gene, is an incretin mainly secreted by gastrointestinal system. In mammals, GLP-1 has hypoglycemic and food-inhibiting effects; while in some fish species, it been confirmed to increase blood glucose promoting gluconeogenesis stimulating glycogenolysis. order more deeply understand role process glycometabolism herbivorous fish, pg gene was cloned from Spinibarbus denticulatus obtain its sequence...

10.1155/2023/9969406 article EN cc-by Aquaculture Nutrition 2023-04-03

Abstract Diblock copolymer of poly(N-isopropylacrylamide)-block-poly(acrylic acid) (PNIAAm-b-PAA) with designed molecular weight and narrow distributions was synthesized by sequential reversible addition-fragmentation chain transfer (RAFT) polymerization N-isopropylacrylamide (NIPAAm) tert-butyl arcylate (tBA) using trithiocarbonate as a agent (CTA), followed selective hydrolysis the PtBA block. The kinetic exhibited pseudo first-order behavior increased linearly increase monomer conversion,...

10.1080/10601325.2013.780947 article EN Journal of Macromolecular Science Part A 2013-01-01

The plasma oxidation on single crystalline Al thin film grown by molecular beam epitaxy is presented. dependence of rates the N <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> O flux, substrate temperature, RF power, and chamber pressure studied with auger electron spectroscopy transmission microscope. Our work provides a simple way to prepare smooth nano-scale xmlns:xlink="http://www.w3.org/1999/xlink">3</sub> aluminum, which key step...

10.1109/nano.2016.7751449 article EN 2016-08-01

Stock enhancement is one of the potential management strategies for fishery. To better understand impaction stock enhancement, we simulated an experiment lined seahorse (Hippocampus erectus) and evaluated genetic structure after enhancement. In this study, found numbers alleles (N A ) heterozygosity (H O strains were lower than those wild collections, while inbreeding coefficient (F IS relatedness index higher. Within 3 generations strain, N , H polymorphism information content (PIC) didn't...

10.3389/fgene.2021.830626 article EN cc-by Frontiers in Genetics 2022-01-20

We describe a dataset of sea turtle sightings around the coast Taiwan and its islands (Hoh Fong 2022). This data collection was initiated by TurtleSpot Taiwan, citizen-science project that collects sighting data. includes 3,515 dated from March 2010, except most (n = 3,128; 89%) were collected between June 2017 to December 2021. Sightings reported citizen scientists Facebook Group providing occurrence information. also requested photos videos for species identification record any physical...

10.3897/bdj.10.e90196 article EN cc-by Biodiversity Data Journal 2022-11-03

Abstract Zeolites are becoming more versatile in their chemical functions through rational design of frameworks. Therefore, direct imaging all atoms at the atomic scale, basic units (Si, Al, and O), heteroatoms framework, extra‐framework cations, is needed. TEM provides local information level, but serious problem electron‐beam damage needs to be overcome. Herein, framework atoms, including oxygen most Na successfully observed one electron‐beam‐sensitive lowest density zeolites, Na‐ LTA ....

10.1002/ange.202006122 article EN cc-by Angewandte Chemie 2020-06-16
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