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Outputs (19)

Facile synthesis: from Laminaria hyperborea to cellulose films and fibers (2023)
Journal Article
Dai, Y., Sun, D., Sundaram, S., Delbusso, A., O’Rourke, D., Dorris, M., & Edirisinghe, M. (2024). Facile synthesis: from Laminaria hyperborea to cellulose films and fibers. Cellulose, 31(1), 205-216. https://doi.org/10.1007/s10570-023-05606-w

Inverted nozzle-pressurized gyration was used as a processing methodology for regenerating cellulose extracted from Laminaria hyperborea for the first time. The viscoelasticity of cellulose/1-ethyl-3-methylimidazolium acetate (EMIM OAc) solutions exh... Read More about Facile synthesis: from Laminaria hyperborea to cellulose films and fibers.

Paper Supercapacitor Developed Using a Manganese Dioxide/Carbon Black Composite and a Water Hyacinth Cellulose Nanofiber-Based Bilayer Separator (2023)
Journal Article
Beg, M., Alcock, K. M., Titus Mavelil, A., O’Rourke, D., Sun, D., Goh, K., …Yu, H. (2023). Paper Supercapacitor Developed Using a Manganese Dioxide/Carbon Black Composite and a Water Hyacinth Cellulose Nanofiber-Based Bilayer Separator. ACS applied materials & interfaces, 15(44), 51100-51109. https://doi.org/10.1021/acsami.3c11005

Flexible and green energy storage devices have a wide range of applications in prospective electronics and connected devices. In this study, a new eco-friendly bilayer separator and primary and secondary paper supercapacitors based on manganese dioxi... Read More about Paper Supercapacitor Developed Using a Manganese Dioxide/Carbon Black Composite and a Water Hyacinth Cellulose Nanofiber-Based Bilayer Separator.

Phases study for AgNb(Ta,W)O3 lead-free antiferroelectric ceramics (2023)
Journal Article
Lu, Z., Zhu, Y., Sun, D., Wang, B., Wang, D., Day, S., & Wang, G. (2023). Phases study for AgNb(Ta,W)O3 lead-free antiferroelectric ceramics. Results in Engineering, 20, Article 101447. https://doi.org/10.1016/j.rineng.2023.101447

Uncovering lead-free materials with an exceptionally high recoverable energy density is vital for the creation of future pulse power capacitors. This study determined that introducing Tungsten (W) and Tantalum (Ta) into the Nb-site of AgNbO3 lead-fre... Read More about Phases study for AgNb(Ta,W)O3 lead-free antiferroelectric ceramics.

Electro-blown spinning: New insight into the effect of electric field and airflow hybridized forces on the production yield and characteristics of nanofiber membranes (2023)
Journal Article
Elnabawy, E., Sun, D., Shearer, N., & Shyha, I. (2023). Electro-blown spinning: New insight into the effect of electric field and airflow hybridized forces on the production yield and characteristics of nanofiber membranes. Journal of Science: Advanced Materials and Devices, 8(2), Article 100552. https://doi.org/10.1016/j.jsamd.2023.100552

Electro-blown spinning (EBS) is an emergent hybridized nanofibers formation technology. Recently, there has been a great interest in introducing this novel method for producing sub-micron, and nanofibers into several applications. For the first time,... Read More about Electro-blown spinning: New insight into the effect of electric field and airflow hybridized forces on the production yield and characteristics of nanofiber membranes.

Development and Characterization of Bio-Degradable Fibre from Living Organism-Microalgae (2023)
Presentation / Conference
Pervin, F., Olawumi, T. O., & Sun, D. (2023, February). Development and Characterization of Bio-Degradable Fibre from Living Organism-Microalgae. Paper presented at Future Textile Conference 2023, Bristol, UK

Biodegradable is a simple word but making it effective is a very complex term. This research aim is to develop and characterize biodegradable fiber from microalgae. This research objective is to test the fiber properties and ensure the usability and... Read More about Development and Characterization of Bio-Degradable Fibre from Living Organism-Microalgae.

High performance aluminum-air battery for sustainable power generation (2022)
Journal Article
Tan, W. C., Saw, L. H., Yew, M. C., Sun, D., & Chen, W. (2023). High performance aluminum-air battery for sustainable power generation. International Journal of Hydrogen Energy, 48(28), 10438-10451. https://doi.org/10.1016/j.ijhydene.2022.11.247

Metal-air battery is receiving vast attention due to its promising capabilities as an energy storage system for the post lithium-ion era. The electricity is generated through oxidation and reduction reaction within the anode and cathode. Among variou... Read More about High performance aluminum-air battery for sustainable power generation.

Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials (2022)
Journal Article
Sun, D., Saw, B. L., Onyianta, A. J., Wang, B., Wilson, C., O'Rourke, D., …Lu, Z. (2023). Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials. Journal of Advanced Dielectrics, 13(01), Article 2242008. https://doi.org/10.1142/s2010135x22420085

Flexible dielectric materials with environmental-friendly, low-cost and high-energy density characteristics are in increasing demand as the world steps into the new Industrial 4.0 era. In this work, an elastomeric nanocomposite was developed by incor... Read More about Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials.

Energy storage properties in Nd doped AgNbTaO3 lead-free antiferroelectric ceramics with Nb-site vacancies (2022)
Journal Article
Lu, Z., Sun, D., Wang, G., Zhao, J., Zhang, B., Wang, D., & Shyha, I. (2023). Energy storage properties in Nd doped AgNbTaO3 lead-free antiferroelectric ceramics with Nb-site vacancies. Journal of Advanced Dielectrics, 13(01), Article 2242006. https://doi.org/10.1142/s2010135x22420061

It is crucial to discover lead-free materials with ultrahigh recoverable energy density (Wrec) that can be employed in future pulse power capacitors. In this work, a high Wrec of 4.51 J/cm3 was successfully obtained in lead-free Nd-doped AgNb0.8Ta0.... Read More about Energy storage properties in Nd doped AgNbTaO3 lead-free antiferroelectric ceramics with Nb-site vacancies.

Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications (2022)
Journal Article
Sun, D., Saw, L., Onyianta, A., 'rourke, Lu, Z., Wilson, C., …Shyha, I. (2022). Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications. Materials, Methods & Technologies, 16, 149-159

With the rapid development of wearable technology, flexible dielectric materials with environmental-friendly, low-cost and high-energy efficiency characteristics are in increasing demand. In this work, a flexible dielectric nanocomposite was develope... Read More about Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications.

Temperature-stable Y2.95Dy0.05MgAl3SiO12 garnet-type 5G millimeter-wave dielectric ceramic resonator antenna (2022)
Journal Article
Jiang, Y., Liu, H., Xiu, Z., Wu, G., Mao, M., Luo, X., …Song, K. (2022). Temperature-stable Y2.95Dy0.05MgAl3SiO12 garnet-type 5G millimeter-wave dielectric ceramic resonator antenna. Ceramics International, 48(23), 35085-35091. https://doi.org/10.1016/j.ceramint.2022.08.098

Temperature stability is a crucial property of microwave electronic components, as well as a pivotal aspect of assessing the performance of microwave dielectric ceramics. In this article, the temperature coefficient of high-Q × f garnet-type Y2.95Dy0... Read More about Temperature-stable Y2.95Dy0.05MgAl3SiO12 garnet-type 5G millimeter-wave dielectric ceramic resonator antenna.

Development of hybrid aluminum-air battery fuel-cell system (2022)
Journal Article
Tan, W. C., Saw, L. H., Yew, M. C., Pei-Yu, K., Khor, Z. Y., & Sun, D. (2022). Development of hybrid aluminum-air battery fuel-cell system. IOP Conference Series: Earth and Environmental Science, 1074(1), Article 012034. https://doi.org/10.1088/1755-1315/1074/1/012034

Industrial 4.0 accelerates the need to introduce clean energy to accommodate the increase in electricity demand globally without causing environmental issues. Metal-air battery is a new type of energy storage system in which the metal anode is consum... Read More about Development of hybrid aluminum-air battery fuel-cell system.

Processing and characterisation of water hyacinth cellulose nanofibres-based aluminium-ion battery separators (2021)
Conference Proceeding
Beg, M., Sun, D., Popescu, C., Alcock, K. M., Onyianta, A. J., O'Rourke, D., …Yu, H. (2021). Processing and characterisation of water hyacinth cellulose nanofibres-based aluminium-ion battery separators. In 2021 26th International Conference on Automation and Computing (ICAC). https://doi.org/10.23919/icac50006.2021.9594191

Water hyacinth is an invasive plant that can be converted to high value cellulose nanofibers. This study presents battery separators prepared from water hyacinth cellulose nanofibres (WHCNF) via a freeze-thawing crosslinking method, using polyethylen... Read More about Processing and characterisation of water hyacinth cellulose nanofibres-based aluminium-ion battery separators.

Analysis of the Polypropylene-Based Aluminium-Air Battery (2021)
Journal Article
Tan, W. C., Saw, L. H., Yew, M. C., Sun, D., Cai, Z., Chong, W. T., & Kuo, P. (2021). Analysis of the Polypropylene-Based Aluminium-Air Battery. Frontiers in Energy Research, 9, Article 599846. https://doi.org/10.3389/fenrg.2021.599846

Global energy demand is rising due to the rapid development and adoption of new technologies in every sector. Hence, there is a need to introduce a clean energy source that does not cause damage to the environment. Aluminium-air battery with its high... Read More about Analysis of the Polypropylene-Based Aluminium-Air Battery.

High aspect ratio cellulose nanofibrils from macroalgae Laminaria hyperborea cellulose extract via a zero-waste low energy process (2020)
Journal Article
Onyianta, A. J., O’Rourke, D., Sun, D., Popescu, C., & Dorris, M. (2020). High aspect ratio cellulose nanofibrils from macroalgae Laminaria hyperborea cellulose extract via a zero-waste low energy process. Cellulose, 27(14), 7997-8010. https://doi.org/10.1007/s10570-020-03223-5

Homogeneous high aspect ratio cellulose nanofibrils (CNFs) were prepared from Laminaria hyperborea (LH) seaweed cellulose without any initial mechanical, biological or chemical pre-treatments. Fourier-transform infrared spectrophotometry revealed tha... Read More about High aspect ratio cellulose nanofibrils from macroalgae Laminaria hyperborea cellulose extract via a zero-waste low energy process.

A process for deriving high quality cellulose nanofibrils from Water hyacinth invasive species (2020)
Journal Article
Sun, D., Onyianta, A. J., O’Rourke, D., Perrin, G., Popescu, C., Saw, L. H., …Dorris, M. (2020). A process for deriving high quality cellulose nanofibrils from Water hyacinth invasive species. Cellulose, 27, 3727-3740. https://doi.org/10.1007/s10570-020-03038-4

In this study, surface chemistry, the morphological properties, water retention values, linear viscoelastic properties, crystallinity index, tensile strength and thermal properties of water hyacinth (WH) cellulose were correlated with the degree of m... Read More about A process for deriving high quality cellulose nanofibrils from Water hyacinth invasive species.

Structural and sorption properties of bio-nanocomposite films based on κ-carrageenan and cellulose nanocrystals (2019)
Journal Article
Popescu, M., Dogaru, B., Sun, D., Stoleru, E., & Simionescu, B. C. (2019). Structural and sorption properties of bio-nanocomposite films based on κ-carrageenan and cellulose nanocrystals. International Journal of Biological Macromolecules, 135, 462-471. https://doi.org/10.1016/j.ijbiomac.2019.05.194

There is an increased interest on changing the synthetic based materials to biodegradable ones, especially with natural polymers, polysaccharides or proteins. In this research we prepared bio-nanocomposite formulations with different component concen... Read More about Structural and sorption properties of bio-nanocomposite films based on κ-carrageenan and cellulose nanocrystals.

High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer (2018)
Journal Article
Vadodaria, S. S., Onyianta, A. J., & Sun, D. (2018). High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer. Cellulose, 25(10), 5535-5552. https://doi.org/10.1007/s10570-018-1963-4

Suspensions of cellulose micro- and nanofibrils are widely used in coatings, fibre spinning, 3D printing and as rheology modifiers where they are frequently exposed to shear rates > 104 s−1, often within small confinements. High-shear rate rheologica... Read More about High-shear rate rheometry of micro-nanofibrillated cellulose (CMF/CNF) suspensions using rotational rheometer.

The water vapor sorption behavior of a galactomannan cellulose nanocomposite film analyzed using parallel exponential kinetics and the Kelvin-Voigt viscoelastic model. (2013)
Journal Article
Keating, B. A., Hill, C. A. S., Sun, D., English, R., Davies, P., & McCue, C. (2013). The water vapor sorption behavior of a galactomannan cellulose nanocomposite film analyzed using parallel exponential kinetics and the Kelvin-Voigt viscoelastic model. Journal of Applied Polymer Science, 129, 2352-2359. https://doi.org/10.1002/app.39132

Nanocomposite films have been developed where a galactomannan (guar) matrix was reinforced with cellulose nanowhiskers and plasticized using sorbitol. The properties of these films were compared with films made from guar only. The films were examined... Read More about The water vapor sorption behavior of a galactomannan cellulose nanocomposite film analyzed using parallel exponential kinetics and the Kelvin-Voigt viscoelastic model..