Acoustic cavitation; Numerical acoustics; Ultrasonic wave propagation; Ultrasonic melt processing; Light metal alloys

Lebon, G. S. Bruno, Tzanakis, I., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Eskin, D. G. (2017) Numerical modelling of ultrasonic waves in a bubbly Newtonian liquid using a high-order acoustic cavitation model. Ultrasonics Sonochemistry, 37. pp. 660-668. ISSN 1350-4177 (Print), 1873-2828 (Online) (doi:https://doi.org/10.1016/j.ultsonch.2017.02.031)

Atmospheric transport; Pollutants; Eutrophication; Lagrangian particle dispersion

Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2014) Modelled atmospheric contribution to nitrogen eutrophication in the English Channel and the Southern North Sea. Atmospheric Environment, 102. pp. 191-199. ISSN 1352-2310 (doi:https://doi.org/10.1016/j.atmosenv.2014.11.071)

CFD, sun-roof, car, wind, Helmholtz, Navier-Stokes

Lai, Liang, Djambazov, G. ORCID: 0000-0001-8812-1269 , Lai, Choi-Hong ORCID: 0000-0002-7558-6398 , Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 and Magoules, Frederic (2006) Experience of using a CFD code for estimating the noise generated by gusts along the sun-roof of a car. In: CD-ROM Proceedings of the Thirteenth International Congress on Sound and Vibration, ICSV13, July 2-6, 2006, Vienna, Austria.

CFD, turbulence, jet, compressible flow

Lebon, G.S. Bruno, Patel, Mayur K., Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2012) Mathematical modelling of a compressible oxygen jet entering a hot environment using a pressure-based finite volume code. Computers & Fluids, 59. pp. 91-100. ISSN 0045-7930 (doi:https://doi.org/10.1016/j.compfluid.2012.02.016)

Continuous casting, Interface instability, Steelmaking

Pericleous, K. ORCID: 0000-0002-7426-9999 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Domgin, J.F. and Gardin, P. (2008) Dynamic modelling and validation of the metal/flux interface in continuous casting. In: 6th European Conference on Continuous Casting. Associazione Italiana Di Metallurgia (AIM), Riccione, Italy. ISBN 88-85298-65-6

Electromagnetic field; Induction processing; Numerical solution of partial differential equations; Pseudo-steady state; Integral boundary condition; Finite volume discretisation

Djambazov, G. ORCID: 0000-0001-8812-1269 , Bojarevics, V. ORCID: 0000-0002-7326-7748 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Croft, N. (2015) Finite volume solutions for electromagnetic induction processing. Applied Mathematical Modelling, 39 (16). pp. 4733-4745. ISSN 0307-904X (doi:https://doi.org/10.1016/j.apm.2015.03.059)

Electromagnetic induction; Particle separation; Liquid silicon

Djambazov, G. ORCID: 0000-0001-8812-1269 , Bojarevics, V. ORCID: 0000-0002-7326-7748 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Forzan, M. (2016) Numerical modelling of silicon melt purification in induction directional solidification system. In: HES-16: International Conference on Heating by Electromagnetic Sources. SGEditoriali, Padova, pp. 595-602. ISBN 978-88-89884-32-4 ISSN 2385-2933

IMPRESS, gas atomization, Lagrangian particle tracking

Lena, Claudio, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2008) Modelling metal powder production by the gas atomisation process. TMS 2008 Annual Meeting Supplemental Proceedings: Volume 2: Materials Characterization, Computation and Modeling. The Minerals, Metals & Materials Society, Warrendale, Pennsylvania, USA, pp. 279-285. ISBN 978-0-87339-717-9

Induction stirring, Ultrasonic processes, sound generation, resonance

Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi S. ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2015) Contactless ultrasound generation in a crucible. Metallurgical and Materials Transactions A, 46A (7). pp. 2884-2892. ISSN 1073-5623 (Print), 1543-1940 (Online) (doi:https://doi.org/10.1007/s11661-015-2824-5)

Liquid metals, Acoustic cavitation, DEM method, Particle deagglomeration

Manoylov, Anton, Lebon, Bruno, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2017) Coupling of acoustic cavitation with DEM-based particle solvers for modeling de-agglomeration of particle clusters in liquid metals. Metallurgical and Materials Transactions A, 48 (11). pp. 5616-5627. ISSN 1073-5623 (doi:https://doi.org/10.1007/s11661-017-4321-5)

Navier–Stokes, distributed algorithm, acoustic correction method

Lai, C.-H. ORCID: 0000-0002-7558-6398 , Wang, Z.K., Djambazov, G.S. ORCID: 0000-0001-8812-1269 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2006) A distributed algorithm for flow induced acoustics. Journal of Computational Acoustics (JCA), 14 (1). pp. 131-141. ISSN 0218-396X (Print), 1793-6489 (Online) (doi:https://doi.org/10.1142/S0218396X06002950)

Silicon recycling; Electromagnetic separation; Dual frequency induction melting

Djambazov, G. ORCID: 0000-0001-8812-1269 , Bojarevics, V. ORCID: 0000-0002-7326-7748 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Forzan, M. (2017) Numerical modelling of silicon melt purification in induction directional solidification system. International Journal of Applied Electromagnetics and Mechanics, 53 (S1). S95-S102. ISSN 1383-5416 (doi:https://doi.org/10.3233/JAE-162248)

Special alloys, numerical simulation, VAR defects, arc behavior

Pericleous, Kyriacos ORCID: 0000-0002-7426-9999 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Yuan, Lang, Ward, Mark and Lee, Peter D. (2012) A multi-scale 3D model of the vacuum arc remelting process. In: 2012 TMS Supplemental Proceedings: Materials Properties, Characterization, and Modeling. J. Wiley & Sons Inc, USA, pp. 291-298. ISBN 978-1-11829-609-7

Ultrasonic cavitation, Electromagnetism, Contactless ultrasound, Alloy melts, Resonance

Tonry, C. E. H. ORCID: 0000-0002-8214-0845 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Dybalska, A., Bojarevics, V. ORCID: 0000-0002-7326-7748 , Griffiths, W. D. and Pericleous, K. A. ORCID: 0000-0002-7426-9999 (2019) Resonance from contactless ultrasound In alloy melts. In: Light Metals 2019. The Minerals, Metals & Materials Series . Springer International Publishing, Cham, Switzerland, pp. 1551-1559. ISBN 978-3030058630 (doi:https://doi.org/10.1007/978-3-030-05864-7_196)

Ultrasonic melt processing, Acoustic pressure, Aluminum, Numerical modeling

Subroto, Tungky, Eskin, Dmitry, Beckwith, Christopher, Tzanakis, Iakovos, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2020) Improving Ultrasonic Melt Treatment Efficiency Through Flow Management: Acoustic Pressure Measurements and Numerical Simulations. In: Light Metals 2020. The Minerals, Metals & Materials Book Series (MMSS) . Springer, Cham, Switzerland, pp. 981-987. ISBN 978-3-030-36408-3 ISSN 2367-1181 (Print), 2367-1696 (Online) (doi:https://doi.org/10.1007/978-3-030-36408-3_132)

Ultrasonic melt processing, Numerical modelling, Acoustic cavitation, Acoustic resonance

Beckwith, Christopher, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 (2023) Modelling contactless ultrasound treatment in a DC casting launder. In: Light Metals 2023. The Minerals, Metals & Materials Series - TMS: TMS Annual Meeting & Exhibition . Springer, Cham, Switzerland, pp. 980-988. ISBN 978-3031225314; 978-3031225321 (doi:https://doi.org/10.1007/978-3-031-22532-1_131)

Beckwith, Christopher, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 and Tonry, Catherine E. H. ORCID: 0000-0002-8214-0845 (2022) Comparison of frequency domain and time domain methods for the numerical simulation of contactless ultrasonic cavitation. Ultrasonics Sonochemistry, 89:10613. pp. 1-11. ISSN 1350-4177 (doi:https://doi.org/10.1016/j.ultsonch.2022.106138)

Ultrasonic melt treatment - Electromagnetic vibration - Gas cavitation

Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Dybalska, Agnieszka, Griffiths, William and Tonry, Catherine ORCID: 0000-0002-8214-0845 (2019) The contactless electromagnetic sonotrode. In: Tiryakioğlu, Murat, Griffiths, William and Jollyy, Mark, (eds.) Shape Casting: 7th International Symposium Celebrating Prof. John Campbell's 80th Birthday. The Minerals, Metals & Materials Series . Springer, Cham, Switzerland, pp. 239-252. ISBN 978-3030060336 (doi:https://doi.org/10.1007/978-3-030-06034-3_23)

Ultrasonic processing, DC casting, Cavitation, Lagrangian tracking

Beckwith, Christopher, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Pericleous, Koulis ORCID: 0000-0002-7426-9999 , Subroto, Tungky, Eskin, Dmitry G., Skalicky, Ivan, Roberts, Dan and Tzanakis, Iakovos (2021) Multiphysics modelling of ultrasonic melt treatment in the hot-top and launder during direct-chill casting: Path to indirect micro-structure simulation. Metals, 11 (674). pp. 1-14. ISSN 2075-4701 (Online) (doi:https://doi.org/10.3390/met11050674)

Ultrasound treatment; Liquid metal; Electromagnetic induction heating; Acoustic resonance; Cavitation

Djambazov, G. ORCID: 0000-0001-8812-1269 , Bojarevics, V. ORCID: 0000-0002-7326-7748 , Shevchenko, D., Burnard, D., Griffiths, W. and Pericleous, K. A. ORCID: 0000-0002-7426-9999 (2017) Sensitivity of contactless ultrasound processing to variations of the free surface of the melt with induction heating. In: Hwang, Jiann-Yang, Jiang, Tao, William Kennedy, Mark, Yücel, Onuralp, Pistorius, P. Chris, Seshadri, Varadarajan, Zhao, Baojun, Gregurek, Dean and Keskinkilic, Ender, (eds.) 8th International Symposium on High-Temperature Metallurgical Processing. The Minerals, Metals & Materials Series . Springer International Publishing, pp. 289-298. ISBN 978-3-319-51339-3 (doi:https://doi.org/10.1007/978-3-319-51340-9_29)

VAR process, electromagnetic field

Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 and Bojarevics, Valdis ORCID: 0000-0002-7326-7748 (2009) Effect of varying electromagnetic field on the VAR process. 6th International Conference on Electromagnetic Processing of Materials, EPM 2009. Forschungszentrum Dresden-Rossendorf, Dresden, Germany. ISBN 978-3-936104-65-3

VAR, MHD flow, melting/solidification, magnetic fields

Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 and Ward, R.M. (2009) A unified 3D model of the VAR process. In: Lee, Peter D., Mitchell, Alec and Williamson, Rod, (eds.) International Symposium on Liquid Metal Processing and Casting - LMPC 2009. The Minerals, Metals & Materials Society, Warrendale, Pennsylvania, USA, pp. 21-28. ISBN 978-0-87339-743-8

Vacuum Arc Remelting, defect prediction, arc/meltpool interaction, multi-scale modelling

Pericleous, Koulis ORCID: 0000-0002-7426-9999 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Ward, Mark, Yuan, Lang and Lee, Peter D. (2013) A multiscale 3D model of the vacuum arc remelting process. Metallurgical and Materials Transactions A, 44 (12). pp. 5365-5376. ISSN 1073-5623 (Print), 1543-1940 (Online) (doi:https://doi.org/10.1007/S11661-013-1680-4)

acoustic cavitation, particle de-agglomeration, light alloy melts

Manoylov, Anton, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Lebon, Gerard S. B. and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2017) Modelling the deagglomeration of nanoparticle inclusions by ultrasonic melt processing. In: 24th International Congress on Sound and Vibration 2017 (ICSV 24). Curran Associates, New York, USA, pp. 1812-1820. ISBN 978-1510845855

acoustic correction methods, sound source extraction, CFD

Wang, Z.-K., Djambazov, G. S. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 and Pericleous, K. A. ORCID: 0000-0002-7426-9999 (2007) Numerical investigation of a source extraction technique based on an acoustic correction method. Computers & Mathematics with Applications, 55 (3). pp. 441-458. ISSN 0898-1221 (doi:https://doi.org/10.1016/j.camwa.2004.08.017)

acousticcorrection, defect correction, residual, aeroacoustics

Wang, Z.K., Djambazov, G.S. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2004) An acoustic correction method for extracting sound signals. Computers & Mathematics with Applications, 47 (1). pp. 57-69. ISSN 0898-1221 (doi:https://doi.org/10.1016/S0898-1221(04)90005-3)

aeroacoustics, computational fluid dynamics, numerical simulation, aerodynamic noise; sound, linearised Euler equations, applied mathematics,

Djambazov, Georgi Stefanov ORCID: 0000-0001-8812-1269 (1998) Numerical techniques for computational aeroacoustics. PhD thesis, University of Greenwich.

aeroacoustics, staggered Finite Volume computation, aerofoil

Djambazov, G.S. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2000) Staggered-mesh computation for aerodynamic sound. American Institute of Astronautics and Aeronautics Journal (AIAA Journal), 38 (1). pp. 16-21. ISSN 0001-1452 (Print), 1533-385X (Online) (doi:https://doi.org/10.2514/2.948)

aerodynamic noise, non-linear equations, acoustic waves

Djambazov, Georgi S. ORCID: 0000-0001-8812-1269 , Lai, Choi-Hong ORCID: 0000-0002-7558-6398 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (1998) Efficient computation of aerodynamic noise. In: Mandel, Jan, Farhat, Charbel and Cai, Xiao-Chuan, (eds.) Domain Decomposition Methods. Contemporary Mathematics, 10 (218). American Mathematical Society, Providence, Rhode Island, USA, pp. 500-506. ISBN 9780821809884 (doi:https://doi.org/10.1090/conm/218)

alloy microstructure development, structural mechanics, solidification defects

Soar, Peter, Kao, Andrew ORCID: 0000-0002-6430-2134 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 (2022) Modelling three-dimensional microstructure evolution influenced by concurrent structural mechanical mechanisms. JOM (The Member Journal of The Minerals, Metals & Materials Society). pp. 1-9. ISSN 1047-4838 (Print), 1543-1851 (Online) (doi:https://doi.org/10.1007/s11837-022-05232-0)

alloy microstructure, stress analysis, finite volume method

Soar, P., Kao, A. ORCID: 0000-0002-6430-2134 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Shevchenko, N., Eckert, S. and Pericleous, K. ORCID: 0000-0002-7426-9999 (2020) The integration of structural mechanics into microstructure solidification modelling. IOP Conference Series: Materials Science and Engineering, 861:012054. ISSN 1757-8981 (Print), 1757-899X (Online) (doi:https://doi.org/10.1088/1757-899X/861/1/012054)

bubbles, computational modelling, metals reduction process,

Cross, M., Croft, T. N., Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2006) Computational modelling of bubbles, droplets and particles in metals reduction and refining. Applied Mathematical Modelling, 3. pp. 1445-1458. ISSN 0307-904X (doi:https://doi.org/10.1016/j.apm.2006.03.007)

Cross, M., Croft, T.N., Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2003) Computational modelling of bubbles, droplets and particles in metals reduction and refining. In: The 3rd International Conference on CFD in the Minerals and Process Industries [Proceedings]. CSIRO Publishing, Collingwood, Victoria, Australia, pp. 47-52. ISBN 978064309038X

cfd-dem, particles de-agglomerations, liquid metals processing, numerical models for discrete systems

Manoylov, Anton, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2016) Multiple timescale modelling of particle suspensions in metal melts subjected to external forces. In: ECCOMAS Congress 2016 VII European Congress on Computational Methods in Applied Sciences and Engineering M. Papadrakakis, V. Papadopoulos, G. Stefanou, V. Plevris (eds.) Crete Island, Greece, 5–10 June 2016. ECCOMAS Congress 2016, Athens, Greece, pp. 8207-8224. ISBN 978-618-82844-0-1

cold crucible, induction melting, spectral methods, titanium casting, computational fluid dynamics, crucibles, induction heating, metal melting, titanium alloys, titanium castings,

Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Harding, R. and Wickins, M. (2006) Experimental and numerical study of the cold crucible melting process. Applied Mathematical Modelling, 30 (11). pp. 1262-1280. ISSN 0307-904X (doi:https://doi.org/10.1016/j.apm.2006.03.003)

cold crucible, induction skull melting, (ISM)

Bojarevics, V. ORCID: 0000-0002-7326-7748 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Harding, R.A., Pericleous, K. ORCID: 0000-0002-7426-9999 and Wickins, M. (2002) Investigation of the cold crucible melting process: experimental and numerical study. In: Proceedings of the 5th International pamir Conference. Cost P6 Annual Workshop 2002. Fundamental and Applied MHD. International pamir Conference, II.77-II.82.

compressible flow, interface capturing, gas and liquid algorithm, steelmaking

Pericleous, Koulis ORCID: 0000-0002-7426-9999 , Lebon, Bruno, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Patel, Mayur (2012) Mathematical modelling of a compressible oxygen jet interfacing with a free surface in a basic oxygen furnace for steel production. In: Nastac, Laurentiu, Zhang, Lifeng, Thomas, Brian G., Sabau, Adrian, El-Kaddah, Nagy, Powell, Adam C. and Combeau, Herve, (eds.) CFD Modeling and Simulation in Materials Processing. John Wiley & Sons, Inc., Hoboken, NJ, USA, pp. 287-294. ISBN 9781118296158 (doi:https://doi.org/10.1002/9781118364697.ch34)

computational aeroacoustics, multi-scale, defect correction methods

Djambazov, G.S. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 , Pericleous, K.A. ORCID: 0000-0002-7426-9999 and Wang, Z.-K. ORCID: 0000-0002-8986-0554 (2002) A coarse grid extraction of sound signals for computational aeroacoustics. International Journal for Numerical Methods in Fluids, 40 (12). pp. 1515-1525. ISSN 0271-2091 (Print), 1097-0363 (Online) (doi:https://doi.org/10.1002/fld.408)

computational mathematics and numerical analysis, computer applications in chemistry, algorithms, visualization, numerical analysis, calculus of variations and optimal control, optimization

Djambazov, G.S. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2000) On the coupling of Navier–Stokes and linearised Euler equations for aeroacoustic simulation. Computing and Visualisation in Science, 3 (1-2). pp. 9-12. ISSN 1432-9360 (Print), 1433-0369 (Online) (doi:https://doi.org/10.1007/s007910050045)

computational modeling, multiphysics, liquid metals

Djambazov, Georgi S. ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2009) Choosing the appropriate level of coupling in multi-physics modeling of metallurgical processes. AIP Conference Proceedings: Applications of Mathematics in Engineering and Economics (AMEE '09): Proceedings of the 35th International Conference, 1184 (1). pp. 24-31. ISSN 0094-243X (Print), 1551-7616 (Online) (doi:https://doi.org/10.1063/1.3271622)

computational modelling, computational fluid dynamics, CFD

Patel, M.K., Bailey, C. ORCID: 0000-0002-9438-3879 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Shrimpton, J. and Jalili, V. (2003) Application of CFD in vacuum dezincing process. In: The 3rd International Conference on CFD in the Minerals and Process Industries [Proceedings]. CSIRO Publishing, Collingwood, Victoria, Australia, pp. 313-318. ISBN 978064309038X

continuous casting, bubble tracking, moving interface techniques, multi-phase flow, process metallurgy

Kountouriotis, Z., Pericleous, K. ORCID: 0000-0002-7426-9999 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Domgin, J.F. and Gardin, P. (2012) Study of the stell/slag interface instability and the influence of injected gas in the continuous casting of steel. In: Proceedings of the 8th international conference on CFD in the oil & gas, metallurgical and process industries. E SINTEF research reports . SINTEF, Norway. ISBN 9788214052626

continuous casting, water model, multi-phase flow, moving interfaces

Kountouriotis, Z., Pericleous, K. ORCID: 0000-0002-7426-9999 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Domgin, J.F. and Gardin, P. (2011) Experimental and numerical investigation of the transient meniscus behaviour in a continuous caster. In: 7th European Conference on Continuous Casting (ECCC 2011), 27 June - 1st July 2011, Dusseldorf, Germany. (Unpublished)

crucial process parameters, numerical modelling, tiAl alloy, tilt casting

Wang, Hong, Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2011) Numerical study of crucial parameters in tilt casting for titanium aluminides. China Foundry, 8 (3). pp. 274-281. ISSN 1672-6421 (doi:1672-6421(2011)03-274-08)

defect correction method, multi-scale problems, computational aeroacoustics

Djambazov, Georgi S. ORCID: 0000-0001-8812-1269 , Lai, Choi-Hong ORCID: 0000-0002-7558-6398 , Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 and Wang, Zong-Kang (2002) A defect correction method for multi-scale problems in computational aeroacoustics. In: Recent Developments in Domain Decomposition Methods. Lecture Notes in Computational Science and Engineering (23). Springer, Berlin, Heidelberg, Germany, pp. 147-156. ISBN 9783540434139 ISSN 1439-7358

dendrite deformation; crystallographic orientation; microstructure solidification; numerical modelling; structural mechanics

Soar, Peter, Kao, Andrew ORCID: 0000-0002-6430-2134 , Shevchenko, Natalia, Eckert, Sven, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 (2022) Predicting concurrent structural mechanical mechanisms during microstructure evolution. Philosophical Transactions of The Royal Society A: Mathematical, Physical and Engineering Sciences, 380 (2217). pp. 1-11. ISSN 364-503X (Print), 1471-2962 (Online) (doi:https://doi.org/10.1098/rsta.2021.0149)

dendritic growth, solidification, solute diffusion, fluid flow, numerical modelling

Yuan, Lang, Lee, Peter D., Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2010) Three-dimensional simulation of the influence of convection on dendritic solidification. In: Modeling of Casting, Welding, and Advanced Solidification Processes - XII (MCWASP XII). John Wiley & Sons, Inc. / The Minerals, Metals & Materials Society, Warrendale, PA, USA, pp. 451-458. ISBN 978-0-87339-742-1 (hbk)

flow induced cavity noise, Reynolds-averaged Navier-Stokes (RANS) equations, acoustic pertubation

Wang, Zong-Kang, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Lai, Choi-Hong ORCID: 0000-0002-7558-6398 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2007) Numerical simulation of flow-induced cavity noise in self-sustained oscillations. Computing and Visualization in Science, 10 (3). pp. 123-134. ISSN 1432-9360 (doi:https://doi.org/10.1007/s00791-006-0039-4)

flow, finite volume methods, multiphase flow, viscosity

Pericleous, K. ORCID: 0000-0002-7426-9999 , Kountouriotis, Z., Djambazov, G. ORCID: 0000-0001-8812-1269 , Domgin, J.F. and Gardin, P. (2010) Experimental and numerical simulation of the mould region of a steel continuous caster. In: ICNAAM 2010: International Conference of Numerical Analysis and Applied Mathematics 2010. American Institute of Physics, Melville, USA, pp. 95-98. ISBN 9780735408340 ISSN 0094-243X (doi:https://doi.org/10.1063/1.3498655)

fluid flow, solute diffusion, dendritic growth, numerical modelling

Yuan, L., Lee, P.D., Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2009) Numerical simulation of the effect of fluid flow on solute distribution and dendritic morphology. International Journal of Cast Metals Research, 22 (1-4). pp. 204-207. ISSN 1364-0461 (Print), 1743-1336 (Online) (doi:https://doi.org/10.1179/136404609X368136)

heat transfer, modelling, 3D/1D, numerical simulation, gas gap, solidification

Wang, Hong, Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2013) Analysis of heat transfer through the casting-mould interface including gas-gap effect and application to TiAl castings. International Journal of Numerical Methods for Heat & Fluid Flow, 23 (4). pp. 707-724. ISSN 0961-5539 (doi:https://doi.org/10.1108/09615531311323827)

higher order methods, filtering effect

Lai, L.S., Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Lai, Choi-Hong ORCID: 0000-0002-7558-6398 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2009) Comparison of high-order numerical schemes and several filtering methods applied to Navier-Stokes equations with applications to computational aeroacoustics. Journal of Algorithms & Computational Technology, 3 (3). pp. 443-459. ISSN 1748-3018 (doi:https://doi.org/10.1260/174830108788251746)

induction heating, melting, mathematical modelling

Pericleous, K.A. ORCID: 0000-0002-7426-9999 , Bojarevics, V. ORCID: 0000-0002-7326-7748 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Harding, R.A. and Wickins, M. (2005) Maximising heat transfer efficiency in the cold crucible induction melting process. In: EUROTHERM Seminar 82. Numerical Heat Transfer 2005 [Proceedings]. Institute of Thermal Technology, Silesian University of Technology, Gliwice, Poland, pp. 405-414. ISBN 8392238125

induction melting, reactive alloys, titanium processing

Bojarevics, V. ORCID: 0000-0002-7326-7748 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Harding, R.A., Pericleous, K. ORCID: 0000-0002-7426-9999 and Wickins, M. (2003) Investigation of the cold crucible melting process: experimental and numerical study. Magnetohydrodynamics, 39 (4). pp. 395-402. ISSN 0024-998X

magnetic field, crystal growth, enthalpy, numerical model

Kao, A. ORCID: 0000-0002-6430-2134 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Voller, V. (2009) Thermoelectric MHD in dendritic solidification. Magnetohydrodynamics, 45 (3). pp. 305-316. ISSN 0024-998X

Kao, Andrew ORCID: 0000-0002-6430-2134 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 and Voller, V. (2008) Effects of magnetic fields on crystal growth. Proceedings of the 7th International PAMIR Conference: Fundamental and Applied MHD and COST P17 Annual Workshop 2008. Institute of Physics, University of Latvia, Salaspils, Latvia, pp. 621-625.

mesh generation, CFD, numerical PDE, block-structured mesh

Djambazov, Georgi S. ORCID: 0000-0001-8812-1269 (2012) Zonal method for simultaneous definition of block-structured geometry and mesh. Journal of Algorithms & Computational Technology, 6 (1). pp. 203-218. ISSN 1748-3018 (doi:https://doi.org/10.1260/1748-3018.6.1.203)

microstructure evolution; dendrite deformation; alloys; finite volume; solid mechanics

Soar, Peter ORCID: 0000-0003-1745-9443 , Kao, Andrew ORCID: 0000-0002-6430-2134 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 (2023) A study of the complex dynamics of dendrite solidification coupled to structural mechanics. In: 16th International Conference on Modelling of Casting, Welding and Advanced Solidification Processes (MCWASP 2023). 18th - 23rd June 2023. Banff, Canada. IOP Conference Series: Materials Science and Engineering, 1281 (012045). IOP Publishing Ltd, Bristol, UK and Philadelphia, PA, pp. 1-10. ISSN 1757-8981 (Print), 1757-899X (Online) (doi:https://doi.org/10.1088/1757-899X/1281/1/012045)

mould filling, numerical simulation, titanium aluminide

Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 , Djambazov, G. ORCID: 0000-0001-8812-1269 and Wang, Hong (2006) Numerical modelling of the low-superheat casting of thin-section components. In: Gandin, Charles-André and Bellet, Michel, (eds.) Modeling of casting, welding, and advanced solidification XI : proceedings from the Eleventh International Conference on Modelling of Casting, Welding and Advanced Solidification Processes. TMS - The Minerals Metals and Materials Society, Warrendale, Pennsylvania, USA. ISBN 9780873396295

multiscale modeling, freckle formation, remelting, Rayleigh number

Yuan, L., Lee, Peter D., Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2009) Multiscale modeling of the onset of freckle formation during vacuum arc remelting. In: Lee, Peter D., Mitchell, Alec and Williamson, Rod, (eds.) International Symposium on Liquid Metal Processing and Casting - LMPC 2009. The Minerals, Metals & Materials Society, Warrendale, Pennsylvania, USA, pp. 39-46. ISBN 978-0-87339-743-8

numerical modelling tools, Vacuum Arch Remelting (VAR), time dependent modelling, magnetohydrodynamic

Djambazov, G. ORCID: 0000-0001-8812-1269 , Bojarevics, V. ORCID: 0000-0002-7326-7748 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2009) Vacuum arc remelting time dependent modelling. Magnetohydrodynamics, 45 (4). pp. 579-586. ISSN 0024-998X

numerical modelling, zinc, lead

Djambazov, George Stefanov ORCID: 0000-0001-8812-1269 , Bailey, Chris ORCID: 0000-0002-9438-3879 , Patel, Mayur K. and Shrimpton, Jennifer (2004) Numerical simulation of vacuum dezincing of lead alloy. In: TMS 2004 133rd TMS Annual Meeting & Exhibition 2004, 14-18 Mar 2004, Charlotte, North Carolina, USA. (Unpublished)

post-combustion, steelmaking, Basic Oxygen Furnace (BOF), mathematical modelling

Pericleous, K. ORCID: 0000-0002-7426-9999 , Doh, Y., Djambazov, G. ORCID: 0000-0001-8812-1269 , Lebon, G., Gardin, P., Chapelle, P., Jardy, A. and Gauthier, S. (2011) Towards the development of a complete model of the BOF converter. In: 4th International Conference on Modelling and Simulation of Metallurgical Processes in Steelmaking, within the METEC InSteelCon 2011 Congress, 27 Jun - 1st Jul 2011, Dusseldorf, Germany.

sound propagation, sound scattering, aeroacoustics

Djambazov, G. ORCID: 0000-0001-8812-1269 , Lai, C.-H. ORCID: 0000-0002-7558-6398 and Pericleous, K. ORCID: 0000-0002-7426-9999 (1999) Development of numerical techniques for near-field aeroacoustic computations. International Journal for Numerical Methods in Fluids, 29 (6). pp. 719-731. ISSN 0271-2091 (Print), 1097-0363 (Online) (doi:https://doi.org/10.1002/(SICI)1097-0363(19990330)29:6<719::AID-FLD810>3.0.CO;2-P)

steel converter, numerical simulation, liquid metal flow, free surface

Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 , Lebon, B., Doh, Y., Jardy, A., Chapelle, P., Ghazal, G. and Gardin, P. (2011) Investigation of a possible route for oxygen transport via the metal droplets in top-blown steel converters. In: 2011 International Symposium on Liquid Metal Processing and Casting (LMPC), 25-28 September 2011, Nancy, France. (Unpublished)

steelmaking, casting, computer model, mould

Pericleous, K. ORCID: 0000-0002-7426-9999 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Lebon, B., Croft, T.-N., Domgin, J.-F. and Gardin, P. (2008) Time-dependent modelling and experimental validation of the metal/flux interface in a continuous casting mould. Revue de Métallurgie, 105 (1). pp. 33-43. ISSN 0035-1563 (Print), 1156-3141 (Online) (doi:https://doi.org/10.1051/metal:2008011)

steelmaking, process modelling, BOF

Doh, Y., Chapelle, P., Jardy, A., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 , Ghazal, G. and Gardin, P. (2013) Toward a full simulation of the basic oxygen furnace: Deformation of the bath free surface and coupled transfer processes associated with the post-combustion in the gas region. Metallurgical and Materials Transactions B, 44 (3). pp. 653-670. ISSN 1073-5615 (Print), 1543-1916 (Online) (doi:https://doi.org/10.1007/s11663-013-9817-9)

tiAl castings, turbulent filling, Durville tilt casting, induction skull melting (ISM), PHYSICA CDF Code, counter diffusion method (CDM), parabolic filling, turbulance induced defects

Harding, R.A., Wickins, M., Wang, H., Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K. ORCID: 0000-0002-7426-9999 (2007) The tilt casting of titanium aluminides. In: LMPC 2007 Proceedings of the 2007 International Symposium on Liquid Metal Processing and Casting. LMPC, pp. 207-212.

tilt casting, 3D computational model, gamma-TiAl alloys, process parameters, interface tracking

Wang, H., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 , Harding, R.A. and Wickins, M. (2012) Numerical modelling of tilt casting process for γ-TiAl alloys. International Journal of Cast Metals Research, 25 (2). pp. 65-74. ISSN 1364-0461 (Print), 1743-1336 (Online) (doi:https://doi.org/10.1179/1743133611Y.0000000024)

tilt-casting, mould design, 3-D computational model

Wang, H., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K.A. ORCID: 0000-0002-7426-9999 , Harding, R.A. and Wickins, M. (2010) Modelling the dynamics of the tilt-casting process and the effect of the mould design on the casting quality. Computers & Fluids, 42 (1). pp. 92-101. ISSN 0045-7930 (doi:https://doi.org/10.1016/j.compfluid.2010.11.010)

time domain; acoustic field; bubbles; electromagnetic force

Djambazov, Georgi ORCID: 0000-0001-8812-1269 (2023) Time-dependent numerical modelling of acoustic cavitation in liquid metal driven by electromagnetic induction. Fluids, 8 (3):79. pp. 1-11. ISSN 2311-5521 (Online) (doi:https://doi.org/10.3390/fluids8030079)

titanium aluminide, investment casting, process simulation

Wang, Hong, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 , Harding, Richard A. and Wickins, Michael (2010) Modelling the tilt-casting process for the tranquil filling of titanium alloy turbine blades. In: Modeling of Casting, Welding, and Advanced Solidification Processes - XII (MCWASP XII). John Wiley and Sons, Inc. / The Minerals, Metals & Materials Society (TMS), Warrendale, PA, USA, pp. 53-60. ISBN 978-0-87339-742-1

titanium aluminides, melting, casting, aero-engine components, energy systems

Harding, R.A., Wickins, M., Wang, H., Djambazov, G. ORCID: 0000-0001-8812-1269 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2011) Development of a turbulence-free casting technique for titanium aluminides. Intermetallics, 19 (6). pp. 805-813. ISSN 0966-9795 (doi:https://doi.org/10.1016/j.intermet.2010.11.022)

titanium turbine blades, tilt casting, aerospace materials, process modelling

Wang, H., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K.A. ORCID: 0000-0002-7426-9999 , Harding, R.A. and Wickins, M. (2013) Numerical modelling of the tilt casting process for γ-TiAl alloys. Foundry Trade Journal International, 187 (3705). pp. 150-157. ISSN 1758-9789

ultrasonic cavitation, DC casting

Tonry, Catherine E. H. ORCID: 0000-0002-8214-0845 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Tonry ORCID: 0000-0002-7426-9999 (2020) Contactless ultrasonic treatment in direct chill casting. JOM (The Member Journal of The Minerals, Metals & Materials Society), 72 (11). pp. 4082-4091. ISSN 1047-4838 (Print), 1543-1851 (Online) (doi:https://doi.org/10.1007/s11837-020-04370-7)

ultrasonic melt treatment, cavitation, DC casting, melt temperature, fluid flow, experimental validation

Beckwith, Christopher, Subroto, Tungky, Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Eskin, Dmitry G and Tzanakis, Iakovos (2021) Ultrasonic melt treatment in a DC casting launder: the role of melt processing temperature. In: Light Metals 2021. The Minerals, Metals & Materials Series . Springer, Cham, Switzerland, pp. 850-857. ISBN 978-3030653958 ISSN 2367-1181 (Print), 2367-1696 (Online) (doi:https://doi.org/10.1007/978-3-030-65396-5_112)

ultrasonic melt treatment, electromagnetic vibration, gas cavitation

Pericleous, Kyriacos A ORCID: 0000-0002-7426-9999 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Dybalska, Agnieszka, Griffiths, William D and Tonry, Catherine E. H. ORCID: 0000-0002-8214-0845 (2019) Alloy grain refinement by means of electromagnetic vibrations. In: Proceedings of the Liquid Metal Processing & Casting Conference. The Minerals, Metals & Materials Society (TMS), UK, pp. 507-516. ISBN 0-87339-771-1

ultrasonic processing, acoustic cavitation, computational acoustics, metals processing

Tonry, C.E.H. ORCID: 0000-0002-8214-0845 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Dybalska, A., Griffiths, W.D., Beckwith, C., Bojarevics, V. ORCID: 0000-0002-7326-7748 and Pericleous, K.A. ORCID: 0000-0002-7426-9999 (2020) Acoustic resonance for contactless ultrasonic cavitation in alloy melts. Ultrasonics Sonochemistry, 63:104959. ISSN 1350-4177 (doi:https://doi.org/10.1016/j.ultsonch.2020.104959)

ultrasonic treatment, contactless sonotrode, induction processing, grain refinement

Pericleous, Koulis ORCID: 0000-0002-7426-9999 , Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Dybalska, Agnieszka, Griffiths, William D. and Tonry, Catherine ORCID: 0000-0002-8214-0845 (2019) Contactless ultrasonic cavitation in alloy melts. Materials, 12 (21):3610. ISSN 1996-1944 (doi:https://doi.org/10.3390/ma12213610)

ultrasonic treatment; contactless sonotrode; induction processing; grain refinement

Pericleous, K. A. ORCID: 0000-0002-7426-9999 , Beckwith, C., Bojarevics, V. ORCID: 0000-0002-7326-7748 , Djambazov, G. ORCID: 0000-0001-8812-1269 , Dybalska, A., Griffiths, W. D. and Tonry, C. ORCID: 0000-0002-8214-0845 (2020) Progress in the development of a contactless ultrasonic processing route for alloy grain refinement. IOP Conference Series: Materials Science and Engineering, 861:012070. ISSN 1757-8981 (Print), 1757-899X (Online) (doi:https://doi.org/10.1088/1757-899X/861/1/012070)

ultrasonic treatment; contactless sonotrode; strength; elongation; degassing; cavitation; Weibull modulus

Dybalska, Agnieszka, Caden, Adrian, Griffiths, William D., Nashwan, Zakareya, Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Tonry, Catherine E. H. ORCID: 0000-0002-8214-0845 and Pericleous, Koulis A ORCID: 0000-0002-7426-9999 (2021) Enhancement of mechanical properties of pure aluminium through contactless melt sonicating treatment. Materials, 14 (16):4479. ISSN 1996-1944 (doi:https://doi.org/10.3390/ma14164479)

vacuum arc remelting (VAR), INCONEL 718, ingot solidification, stochastic nucleation, finite difference, processing parameters, grain nucleation, dendrite growth

Yuan, L., Djambazov, G. ORCID: 0000-0001-8812-1269 , Pericleous, K. ORCID: 0000-0002-7426-9999 and Lee, P.D. (2007) Multiscale modelling of dendrite growth during vacuum arc remelting. In: LMPC 2007 Proceedings of the 2007 International Symposium on Liquid Metal Processing and Casting. LMPC, pp. 43-48.

vacuum arc remelting (VAR), numerical modelling tools

Bojarevics, Valdis ORCID: 0000-0002-7326-7748 , Djambazov, Georgi ORCID: 0000-0001-8812-1269 and Pericleous, Koulis A. ORCID: 0000-0002-7426-9999 (2008) Vacuum arc remelting time dependent modelling. In: Baake, Egbert and Nacke, Bernard, (eds.) Proceedings of the International Scientific Colloquium, Modelling for Electromagnetic Processing, Hannover, 27-29 October, 2008. Leibniz University of Hannover, Hannover, Germany, pp. 25-28. ISBN 978-3-00-026003-2

vacuum arc remelting, multiscale modeling, magnetohydrodynamics, dendritic growth

Yuan, Lang, Djambazov, Georgi ORCID: 0000-0001-8812-1269 , Lee, Peter D. and Pericleous, Koulis ORCID: 0000-0002-7426-9999 (2009) Multiscale modeling of the vacuum arc remelting process for the prediction on microstructure formation. International Journal of Modern Physics B, 23 (6-7). pp. 1584-1590. ISSN 0217-9792 (Print), 1793-6578 (Online) (doi:https://doi.org/10.1142/S0217979209061305)