All Outputs (181)

Inter-Particle Electronic and Ionic Modifications of the Ternary Ni-Co-Mn Oxide for Efficient and Stable Lithium Storage (2019)
Journal Article
Zhu, Y., Zhou, Y., Tian, X., Huang, X., Yu, R., Wu, G., & Chen, G. Z. (2019). Inter-Particle Electronic and Ionic Modifications of the Ternary Ni-Co-Mn Oxide for Efficient and Stable Lithium Storage. Journal of The Electrochemical Society, 166(14), A3162-A3167. https://doi.org/10.1149/2.0111914jes

A combined electronic and ionic interparticular modification strategy is designed for the improvement of lithium storage in the layer structured ternary Ni-Co-Mn oxide (LiNi0.6Co0.2Mn0.2O2) in the form of spherical particles. In this design, a thin l... Read More about Inter-Particle Electronic and Ionic Modifications of the Ternary Ni-Co-Mn Oxide for Efficient and Stable Lithium Storage.

Synthesis and performance optimisation of spray coated Cu2ZnSnS4 absorbing layers from single-source xanthate precursors (2019)
Journal Article
Bishop, M., Zhang, L., Dolganov, A., Chen, G., Peng, C., & Hu, D. (2019). Synthesis and performance optimisation of spray coated Cu2ZnSnS4 absorbing layers from single-source xanthate precursors. Thin Solid Films, 690, Article 137530. https://doi.org/10.1016/j.tsf.2019.137530

Cu2ZnSnS4 (CZTS) is a promising non-toxic and cheap absorber layer for the use in photovoltaic cells. In this work copper, zinc and tin xanthates were synthesised and deposited using a single-source spray coating technique to produce CZTS thin films,... Read More about Synthesis and performance optimisation of spray coated Cu2ZnSnS4 absorbing layers from single-source xanthate precursors.

Dental resin monomer enables unique NbO2 /carbon lithium‐ion battery negative electrode with exceptional performance (2019)
Journal Article
Ji, Q., Gao, X., Zhang, Q., Jin, L., Wang, D., Xia, Y., Yin, S., Xia, S., Hohn, N., Zuo, X., Wang, X., Xie, S., Xu, Z., Ma, L., Chen, L., Chen, G. Z., Zhu, J., Hu, B., Müller‐Buschbaum, P., Bruce, P. G., & Cheng, Y. (2019). Dental resin monomer enables unique NbO2 /carbon lithium‐ion battery negative electrode with exceptional performance. Advanced Functional Materials, 29(43), Article 1904961. https://doi.org/10.1002/adfm.201904961

Niobium dioxide (NbO2) features a high theoretical capacity and an outstanding electron conductivity, which makes it a promising alternative to the commercial graphite negative electrode. However, studies on NbO2 based lithium‐ion battery negative el... Read More about Dental resin monomer enables unique NbO2 /carbon lithium‐ion battery negative electrode with exceptional performance.

Mechano‐Fenton–Piranha Oxidation of Carbon Nanotubes for Energy Application (2019)
Journal Article
Wei, C., Akinwolemiwa, B., Wang, Q., Guan, L., Xia, L., Hu, D., Tang, B., Yu, L., & Chen, G. Z. (2019). Mechano‐Fenton–Piranha Oxidation of Carbon Nanotubes for Energy Application. Advanced Sustainable Systems, 3(11), Article 1900065. https://doi.org/10.1002/adsu.201900065

Emission of nitrogen oxides (NOx) from chemical processing of materials is a serious environmental concern, frustrating the development of many innovative technologies. For example, sulfonitric oxidation is the most widely used method for processing... Read More about Mechano‐Fenton–Piranha Oxidation of Carbon Nanotubes for Energy Application.

A novel “holey-LFP / graphene / holey-LFP” sandwich nanostructure with significantly improved rate capability for lithium storage (2019)
Journal Article
Lu, J., Tian, X., Zhou, Y., Zhu, Y., Tang, Z., Ma, B., Wu, G., Jiang, T., Tu, X., & Chen, G. Z. (2019). A novel “holey-LFP / graphene / holey-LFP” sandwich nanostructure with significantly improved rate capability for lithium storage. Electrochimica Acta, 320, Article 134566. https://doi.org/10.1016/j.electacta.2019.134566

The development of high-performance and new-structure electrode materials is vital for the wide application of rechargeable lithium batteries in electric vehicles. In this work, we design a special composite electrode structure with the macroporous t... Read More about A novel “holey-LFP / graphene / holey-LFP” sandwich nanostructure with significantly improved rate capability for lithium storage.

Physicochemical and Electrochemical Properties of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-Tetrafluoropropyl Ether as a Co-Solvent for High-Voltage Lithium-Ion Electrolytes (2019)
Journal Article
Xia, L., Lee, S., Jiang, Y., Li, S., Liu, Z., Yu, L., Hu, D., Wang, S., Liu, Y., & Chen, G. Z. (2019). Physicochemical and Electrochemical Properties of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-Tetrafluoropropyl Ether as a Co-Solvent for High-Voltage Lithium-Ion Electrolytes. ChemElectroChem, 6(14), 3747-3755. https://doi.org/10.1002/celc.201900729

© 2019 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim Although high-voltage positive electrode materials for high energy density lithium-ion batteries have gained a great attention, the lack of compatible electrolytes with sufficiently high oxidative s... Read More about Physicochemical and Electrochemical Properties of 1,1,2,2-Tetrafluoroethyl-2,2,3,3-Tetrafluoropropyl Ether as a Co-Solvent for High-Voltage Lithium-Ion Electrolytes.

High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System (2019)
Presentation / Conference Contribution
Lian, Z., Ren, Y., Koh, K. S., He, J., Chen, G. Z., & Yang, X. (2019, July). High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System. Presented at 6th ASME International Conference on Micro/Nanoscale Heat and Mass Transfer (MNHMT 2019), Dalian, China

Copyright © 2019 ASME Needle-based microfluidic system that comprised of needle-based microfluidic devices (NBMD) in parallel connection was employed to generate polydimethylsiloxane (PDMS) microdroplets using oil-in-water (O/W) single emulsion templ... Read More about High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System.

New Precursors Derived Activated Carbon and Graphene for Aqueous Supercapacitors with Unequal Electrode Capacitances (2019)
Journal Article
Yao, C., & Zheng, C. G. (2019). New Precursors Derived Activated Carbon and Graphene for Aqueous Supercapacitors with Unequal Electrode Capacitances. Acta Physico-Chimica Sinica, 36(2), Article 1904025. https://doi.org/10.3866/PKU.WHXB201904025

Carbon materials can offer various micro-and nano-structures, and bulk and surface functionalities, and hence remain most popular for manufacturing supercapacitors. This article reviews critically recent development in preparation of carbon materials... Read More about New Precursors Derived Activated Carbon and Graphene for Aqueous Supercapacitors with Unequal Electrode Capacitances.

Ionic Liquid-Based Electrolytes for Supercapacitor and Supercapattery (2019)
Journal Article
Yu, L., & Chen, G. Z. (2019). Ionic Liquid-Based Electrolytes for Supercapacitor and Supercapattery. Frontiers in Chemistry, 7, https://doi.org/10.3389/fchem.2019.00272

There is a strong desire to replace or complement aqueous and organic electrolytes by ionic liquids (ILs) in electrochemical energy storage (EES) devices to achieve high operating voltages and hence high energy capacity. ILs are regarded as the inher... Read More about Ionic Liquid-Based Electrolytes for Supercapacitor and Supercapattery.

Assessment of toxicity reduction in ZnS substituted CdS:P3HT bulk heterojunction solar cells fabricated using a single-source precursor deposition (2019)
Journal Article
Bishop, M. T., Tomatis, M., Zhang, W., Peng, C., Chen, G. Z., He, J., & Hu, D. (2019). Assessment of toxicity reduction in ZnS substituted CdS:P3HT bulk heterojunction solar cells fabricated using a single-source precursor deposition. Sustainable Energy and Fuels, 3(4), 948-955. https://doi.org/10.1039/c9se00123a

Utilisation of cadmium sulphide (CdS) for the preparation of hybrid bulk heterojunction (BHJ) solar cells is limited due to its high human, soil and marine toxicity. This work aims to reduce the toxicity of the cadmium based hybrid bulk heterojunctio... Read More about Assessment of toxicity reduction in ZnS substituted CdS:P3HT bulk heterojunction solar cells fabricated using a single-source precursor deposition.

Anion-binding-induced electrochemical signal transduction in ferrocenylimidazolium: combined electrochemical experimental and theoretical investigation (2019)
Journal Article
Weng, T.-Q., Huang, Y.-F., Xue, L.-S., Cheng, J., Jin, S., Liu, S.-H., Wu, D.-Y., & Chen, G. Z. (2019). Anion-binding-induced electrochemical signal transduction in ferrocenylimidazolium: combined electrochemical experimental and theoretical investigation. Molecules, 24(2), Article 238. https://doi.org/10.3390/molecules24020238

Five ferrocene alkymethylimidazolium cations 1a–1d and 2 with different alkyl spacer lengths were reinvestigated using voltammetry and density functional theory (DFT) calculations. The voltammetric responses of ligand 2 toward various anions are desc... Read More about Anion-binding-induced electrochemical signal transduction in ferrocenylimidazolium: combined electrochemical experimental and theoretical investigation.

Optimal Utilization of Combined Double Layer and Nernstian Charging of Activated Carbon Electrodes in Aqueous Halide Supercapattery through Capacitance Unequalization (2018)
Journal Article
Akinwolemiwa, B., Wei, C., Yang, Q., Yu, L., Xia, L., Hu, D., Peng, C., & Chen, G. Z. (2018). Optimal Utilization of Combined Double Layer and Nernstian Charging of Activated Carbon Electrodes in Aqueous Halide Supercapattery through Capacitance Unequalization. Journal of The Electrochemical Society, 165(16), A4067-A4076. https://doi.org/10.1149/2.0031902jes

Charge storage through electric double layer (EDL) charging of activated carbon (AC) and redox reactions of iodide and bromide ions in aqueous electrolytes and at the AC | electrolyte interface has been investigated by cyclic voltammetry and galvanos... Read More about Optimal Utilization of Combined Double Layer and Nernstian Charging of Activated Carbon Electrodes in Aqueous Halide Supercapattery through Capacitance Unequalization.

State of the Art of Electric Taxiing Systems (2018)
Presentation / Conference Contribution
Lukic, M., Hebala, A., Giangrande, P., Klumpner, C., Nuzzo, S., Chen, G., Gerada, C., Eastwick, C., & Galea, M. (2018, November). State of the Art of Electric Taxiing Systems. Presented at 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC), Nottingham, UK

The aviation industry represents an ever-expanding economy and the aircraft market forecast reveals an optimistic growth for the coming decades. New requirements and guidelines call for a more efficient, reliable, and environment friendly aircraft op... Read More about State of the Art of Electric Taxiing Systems.

Microfluidic fabrication of porous polydimethylsiloxane microparticles for the treatment of toluene-contaminated water (2018)
Journal Article
Lian, Z., Ren, Y., He, J., Chen, G. Z., & Koh, K. S. (2018). Microfluidic fabrication of porous polydimethylsiloxane microparticles for the treatment of toluene-contaminated water. Microfluidics and Nanofluidics, 22(12), Article 145. https://doi.org/10.1007/s10404-018-2157-y

© 2018, Springer-Verlag GmbH Germany, part of Springer Nature. In this paper, pristine and two types of porous polydimethylsiloxane (PDMS) microparticles were fabricated using oil-in-water (O/W) single emulsion template by the needle-based microflui... Read More about Microfluidic fabrication of porous polydimethylsiloxane microparticles for the treatment of toluene-contaminated water.

Cross-linked Ni(OH)<inf>2</inf>/CuCo<inf>2</inf>S<inf>4</inf>/Ni networks as binder-free electrodes for high performance supercapatteries (2018)
Journal Article
Tang, N., You, H., Li, M., Chen, G. Z., & Zhang, L. (2018). Cross-linked Ni(OH)2/CuCo2S4/Ni networks as binder-free electrodes for high performance supercapatteries. Nanoscale, 10(44), 20526-20532. https://doi.org/10.1039/c8nr05662e

The heterogeneous Ni(OH)2/CuCo2S4/Ni electrode is constructed by appropriately adjusting the time-dependent hydrothermal and electrodeposition process. A hybrid device exhibits 39.7 W h kg-1 of specific energy and 365.3 W kg-1 of specific power, with... Read More about Cross-linked Ni(OH)<inf>2</inf>/CuCo<inf>2</inf>S<inf>4</inf>/Ni networks as binder-free electrodes for high performance supercapatteries.

(Invited) Interaction of Anions with Partially Oxidized Carbon Nanotubes and the Influence on the Performance of Polypyrrole-Carbon Nanotube Composite Electrodes (2018)
Presentation / Conference Contribution
Wei, C., Akinwolemiwa, B., Yu, L., Hu, D., Xia, L., & Chen, G. Z. (2018, September). (Invited) Interaction of Anions with Partially Oxidized Carbon Nanotubes and the Influence on the Performance of Polypyrrole-Carbon Nanotube Composite Electrodes. Presented at AiMES 2018 Meeting, Cancun, Mexico

Partial oxidation of carbon nanotubes (CNTs) in mixed HNO3 and H2SO4 is commonly used for the preparation of polymer-CNT composites. This procedure, however, emits toxic NOx fumes, making it difficult for commercial scale-up. Herein we report an envi... Read More about (Invited) Interaction of Anions with Partially Oxidized Carbon Nanotubes and the Influence on the Performance of Polypyrrole-Carbon Nanotube Composite Electrodes.

Polymer Composites with Functionalized Carbon Nanotube and Graphene (2018)
Book Chapter
Wei, C. H., Akinwolemiwa, B., Yu, L. P., Hu, D., & Chen, G. Z. (2018). Polymer Composites with Functionalized Carbon Nanotube and Graphene. In K. Pielichowski, & T. Majka (Eds.), Polymer Composites with Functionalized Nanoparticles: Synthesis, Properties, and Applications (211-248). Elsevier. https://doi.org/10.1016/B978-0-12-814064-2.00007-X

The functionalization of carbon nanotubes (CNTs) and graphene (GN) has been shown to be an important prerequisite for the effective coating of their surfaces with polymers. In this chapter, the methods of introducing carboxylic, carbonyl, sulfonic, a... Read More about Polymer Composites with Functionalized Carbon Nanotube and Graphene.

Highly-dispersed nickel nanoparticles decorated titanium dioxide nanotube array for enhanced solar light absorption (2018)
Journal Article
Chen, J., Zhou, Y., Li, R., Wang, X., & Chen, G. Z. (2019). Highly-dispersed nickel nanoparticles decorated titanium dioxide nanotube array for enhanced solar light absorption. Applied Surface Science, 464, 716-724. https://doi.org/10.1016/j.apsusc.2018.09.091

Honeycomb titanium dioxide nanotube array (TiO2-NTA) decorated by highly-dispersed nickel nanoparticles (Ni-NPs) has been grown under control on Ti foil by anodization and subsequent electrodeposition. The pore diameter and length of TiO2-NTA, and th... Read More about Highly-dispersed nickel nanoparticles decorated titanium dioxide nanotube array for enhanced solar light absorption.

Synthesis of polydimethylsiloxane microspheres using microfluidics for treatment of toluene in wastewater (2018)
Presentation / Conference Contribution
Lian, Z., Ren, Y., He, J., Chen, G. Z., & Koh, K. S. (2018, June). Synthesis of polydimethylsiloxane microspheres using microfluidics for treatment of toluene in wastewater. Presented at ASME 2018 16th International Conference on Nanochannels, Microchannels, and Minichannels, ICNMM 2018, Dubrovnik, Croatia

Copyright © 2018 ASME. Monodispersed polydimethylsiloxane (PDMS) microspheres are fabricated by a needle-based versatile microfluidic device with flow-focusing geometry. Microdroplets with various diameters are generated by tuning the flow rate of th... Read More about Synthesis of polydimethylsiloxane microspheres using microfluidics for treatment of toluene in wastewater.

Yttria-Stabilized Zirconia Aided Electrochemical Investigation on Ferric Ions in Mixed Molten Calcium and Sodium Chlorides (2018)
Journal Article
Hu, H., Gao, Y., Lao, Y., Qin, Q., Li, G., & Chen, G. Z. (2018). Yttria-Stabilized Zirconia Aided Electrochemical Investigation on Ferric Ions in Mixed Molten Calcium and Sodium Chlorides. Metallurgical and Materials Transactions B, 49(5), 2794-2808. https://doi.org/10.1007/s11663-018-1371-z

© 2018, The Minerals, Metals & Materials Society and ASM International. Electrolytic reduction of dissolved iron oxide to metal iron in molten salts with an inert anode is an alternative short route for steelmaking without CO 2 emissions. A novel... Read More about Yttria-Stabilized Zirconia Aided Electrochemical Investigation on Ferric Ions in Mixed Molten Calcium and Sodium Chlorides.