Outputs (389)

Understanding the Highly Dynamic Phenomena in Ultrasonic Melt Processing by Ultrafast Synchrotron X-ray Imaging (2019)
Book Chapter
Mi, J., Eskin, D., Connolley, T., & Fezzaa, K. (2019). Understanding the Highly Dynamic Phenomena in Ultrasonic Melt Processing by Ultrafast Synchrotron X-ray Imaging. In C. Chesonis (Ed.), Light Metals 2019 (1539-1544). Springer. https://doi.org/10.1007/978-3-030-05864-7_194

In this paper, we present some highlighted findings from our recent research on real-time and in situ studies of the fundamentals of ultrasonic melt processing, including (1) ultrasonic bubble implosion, oscillation in liquid and semi-liquid (semi-so... Read More about Understanding the Highly Dynamic Phenomena in Ultrasonic Melt Processing by Ultrafast Synchrotron X-ray Imaging.

Synchrotron X-ray real-time studies of the nucleation and growth of intermetallic phases in solidification (2019)
Book Chapter
Mi, J. (2019). Synchrotron X-ray real-time studies of the nucleation and growth of intermetallic phases in solidification. In M. Tiryakioğlu, W. Griffiths, & M. Jolly (Eds.), Shape Casting : 7th International Symposium Celebrating Prof. John Campbell's 80th Birthday (65-71). Springer. https://doi.org/10.1007/978-3-030-06034-3_6

In this paper, real-time, direct observation of the nucleation of primary Al 2 Cu phases on entrained oxide films during the solidification of an Al-35%Cu alloy, and the change of growth mode from planner to dendritic type structure of Al 3 Ni phases... Read More about Synchrotron X-ray real-time studies of the nucleation and growth of intermetallic phases in solidification.

The effect of beat interval on ventricular repolarisation in atrial fibrillation (2019)
Presentation / Conference Contribution
Al-Karadi, M. S., Wilkinson, A. J., & Langley, P. (2018, September). The effect of beat interval on ventricular repolarisation in atrial fibrillation. Presented at 2018 Computing in Cardiology Conference (CinC), Maastricht, The Netherlands

© 2018 Creative Commons Attribution. Atrial fibrillation (AF) is characterised by rapid beat interval changes. The aim of the study was to investigate the effect of such changes on ECG ventricular repolarisation characteristics. In 10 AF recordings b... Read More about The effect of beat interval on ventricular repolarisation in atrial fibrillation.

Solidification Processing of Metallic Alloys Under External Fields (2018)
Book
Eskin, D. G., & Mi, J. (Eds.). (2018). Solidification Processing of Metallic Alloys Under External Fields. Cham: Springer. https://doi.org/10.1007/978-3-319-94842-3

Modelling noise annoyance responses to combined sound sources and views of sea, road traffic, and mountain greenery (2018)
Journal Article
Chau, C. K., Leung, T. M., Xu, J. M., & Tang, S. K. (2018). Modelling noise annoyance responses to combined sound sources and views of sea, road traffic, and mountain greenery. The Journal of the Acoustical Society of America, 144(6), 3503-3513. https://doi.org/10.1121/1.5083833

This paper studies the effect of human perception of visual and audio settings in an urban environment on annoyance. Video clips were projected onto a window panel of a living room to simulate neighborhood views containing different percentages of se... Read More about Modelling noise annoyance responses to combined sound sources and views of sea, road traffic, and mountain greenery.

Enhancement of wave energy absorption efficiency via geometry and power take-off damping tuning (2018)
Journal Article
Jin, S., Patton, R. J., & Guo, B. (2019). Enhancement of wave energy absorption efficiency via geometry and power take-off damping tuning. Energy, 169, 819-832. https://doi.org/10.1016/j.energy.2018.12.074

In this work a three dimensional computational fluid dynamic (CFD) model has been constructed based on a 1/50 scale heaving point absorber wave energy converter (PAWEC). The CFD model is validated first via wave tank tests and then is applied in this... Read More about Enhancement of wave energy absorption efficiency via geometry and power take-off damping tuning.

Fundamental studies of ultrasonic melt processing (2018)
Journal Article
Eskin, D. G., Tzanakis, I., Wang, F., Lebon, G. S., Subroto, T., Pericleous, K., & Mi, J. (2019). Fundamental studies of ultrasonic melt processing. Ultrasonics Sonochemistry, 52, 455-467. https://doi.org/10.1016/j.ultsonch.2018.12.028

Ultrasonic (cavitation) melt processing attracts considerable interest from both academic and industrial communities as a promising route to provide clean, environment friendly and energy efficient solutions for some of the core issues of the metal c... Read More about Fundamental studies of ultrasonic melt processing.

The mechanical loading and muscle activation of four common exercises used in osteoporosis prevention for early postmenopausal women (2018)
Journal Article
Montgomery, G., Abt, G., Dobson, C., Smith, T., Evans, W., & Ditroilo, M. (2019). The mechanical loading and muscle activation of four common exercises used in osteoporosis prevention for early postmenopausal women. Journal of Electromyography and Kinesiology, 44, 124-131. https://doi.org/10.1016/j.jelekin.2018.12.004

High impact exercise can reduce postmenopausal bone loss, however stimulus frequency (loading cycles per second) can affect osteogenesis. We aimed to examine the effect of stimulus frequency on the mechanical loading of four common osteoporosis preve... Read More about The mechanical loading and muscle activation of four common exercises used in osteoporosis prevention for early postmenopausal women.

In situ high speed imaging study and modelling of the fatigue fragmentation of dendritic structures in ultrasonic fields (2018)
Journal Article
Wang, S., Kang, J., Guo, Z., Lee, T. L., Zhang, X., Wang, Q., Deng, C., & Mi, J. (2019). In situ high speed imaging study and modelling of the fatigue fragmentation of dendritic structures in ultrasonic fields. Acta Materialia, 165, 388-397. https://doi.org/10.1016/j.actamat.2018.11.053

The fatigue fragmentation of dendritic structures of a SCN-5wt.% Camphor transparent alloy in an ultrasound field was investigated systematically using high-speed imaging. Dynamic interactions between oscillating ultrasonic bubbles and the primary an... Read More about In situ high speed imaging study and modelling of the fatigue fragmentation of dendritic structures in ultrasonic fields.

On low frequency sound propagation across closely coupled narrow cavities along an infinite duct and the similarity in stopband cut-on frequencies (2018)
Journal Article
Tang, Y., & Tang, S. K. (2019). On low frequency sound propagation across closely coupled narrow cavities along an infinite duct and the similarity in stopband cut-on frequencies. Journal of Sound and Vibration, 443, 411-429. https://doi.org/10.1016/j.jsv.2018.11.049

The propagation of sound across closely coupled narrow rectangular cavities in an infinitely long duct is studied numerically using finite-element simulation and the method of mode matching in the present investigation. Sound frequencies below the fi... Read More about On low frequency sound propagation across closely coupled narrow cavities along an infinite duct and the similarity in stopband cut-on frequencies.