Journal papers: |
1. Gelfgat
A.Yu. and Perets I.V. 1987.
Suppression of gorced and convective glows of a
stable stratified gluid in vertical channels, Mechanika Zhidkosti i 2.
Gelfgat A.Yu. 1988.
Effects of the magnetic field magnitude and
direction on the oscillatory thermogravitational
convection regimes in a rectangular cavity,
Magnetic
Hydrodynamics, 1988, No.3, 70-75 (rus., English translation
in: Magnetohydrodynamics,
1988, 24,
324-328). 3.
Gelfgat
A.Yu. and Martuzans B.J. 1990.
Investigation
of thermogravitational-thermocapillary
steady-state convective flow stability at low Prandtl numbers,
Mechanika Zhidkosti i 4.
Gelfgat
A.Yu. 1990.
Influence
of the magnetic field on the spatial structure of
the oscillatory natural convection,
Magnetic
Hydrodynamics, 1990, No.1, 13-22 (rus., English translation
in: Magnetohydrodynamics,
1990, 26,
8-16). 5.
Gelfgat
A.Yu. 1991.
Development
and instability of steady convective flows in the
square cavity heated from below in a field of
vertically directed vibration forces,
Mechanika Zhidkosti i 6.
Gelfgat
A.Yu. and Tanasawa.
1994. Numerical analysis of
oscillatory instability of buoyancy convection
with the Galerkin spectral method, Numerical
Heat Transfer. Part A: Applications, 25,
627-648. 7.
Gelfgat
A.Yu. and 8.
Gelfgat
A., Bar-Yoseph P.Z. and Solan
A. 1996. Stability of confined
swirling flow with and without vortex breakdown,
Journal
of Fluid Mechanics, 311,
1-36. 9.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Solan A. 1996.
Vortex
breakdown and instability of swirling flow in a
cylinder with rotating top and bottom, Physics
of Fluids, 8,
2614-2625. 10.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 1997.
On
oscillatory instability of convective flows at Low
Prandtl number. Journal
of Fluids Engineering, 119,
823-830. 11.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 1999.
Stability of multiple
steady states of convection in laterally heated
cavities, Journal
of Fluid Mechanics, 388,
315-334. 12.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 1999.
Non-symmetric
convective Flows in laterally heated rectangular
cavities, Int.
J. Computational Fluid Dynamics, 11,
261-273. 13.
Gelfgat
A.Yu. 1999.
Different
modes of Rayleigh-Benard
instability in two- and three-Dimensional
rectangular enclosures. Journal
of Computational Physics, 156,
300-324. 14.
Priede J.,
Cramer A., A.Bojarevics,
Gelfgat A.Yu.,
Bar-Yoseph P.Z., Yarin
A.L., G.Gerbeth.
1999. Experimental and
numerical study of anomalous thermocapillary
convection in liquid gallium, Physics
of Fluids, 11,
3331-3339. 15.
Gelfgat
A.Yu., Bar-Yoseph
P.Z., Solan A., Kowalewski T. 1999. An
axisymmetry- breaking instability in axially
symmetric natural convection, International
Journal of Transport Phenomena, 1,
173-190. 16.
Gelfgat
A.Yu. 2000.
Two-
and three-dimensional instabilities of confined
flows: numerical study by a global Galerkin
method, Computational Fluid Dynamics
Journal, 9,
437-448. 17.
Gelfgat
A.Yu., Bar-Yoseph
P.Z., Solan A. 2000.
Axisymmetry
breaking instabilities of natural convection in a
vertical Bridgman growth configuration, Journal
of 18.
Gelfgat
A.Yu., Bar-Yoseph
P.Z., Solan A. 2001.
Three-dimensional
instability of axisymmetric flow in a rotating lid
- cylinder container, Journal
of Fluid Mechanics, 438,
363-377. 19.
Gelfgat
A.Yu., Bar-Yoseph
P.Z., and Solan A.
2001. Effect of axial magnetic
field on three-dimensional instability of natural
convection in a vertical Bridgman growth
configuration, Journal
of 20.
Gelfgat
A.Yu. and Bar-Yoseph
P.Z. 2001. On the magnetic field
effect on oscillatory instability of convective
flows in a rectangular cavity, Physics
of Fluids, 13,
2269-2278.
22.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 2001.
Three-
dimensional instability of a two-layer Dean
flow: numerical study by global Galerkin
method, Physics of Fluids, 13,
3185-3195 23.
Gelfgat
A.Yu. 2002.
Three-dimensionality
of trajectories of experimental tracers in a
steady axisymmetric swirling flow: effect of
density mismatch, Theoretical
and Computational Fluid Dynamics, 16,
29-24 24.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 2003.
Dean
vortices- induced enhancement of mass transfer
through an interface separating two immiscible
liquids, Physics
of Fluids, 15,
330-347. 25.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
and Yarin A.L. 2003.
Convection-
induced enhancement of mass transfer through an
interface separating two immsicible
liquids in a two-layer horizontal annulus, Physics
of Fluids, 15,
790-800. 26.
Marques
F. Gelfgat A.Yu. and
Lopez J. M. 2003. Tangent
double Hopf bifurcation in a
differentially rotating cylinder flow,
Physical
Review E, 68,
06310, 13pp. 27.
Erenburg V.,
Gelfgat A.Yu., Kit
E., Bar-Yoseph P.Z., and Solan
A. 2003. Multiple states,
stability and bifurcations of natural convection
in rectangular cavity with
partially heated vertical walls, Journal
of Fluid Mechanics, 492,
63-89. 28.
Gelfgat
A.Yu. 2004.
Stability
and slightly supercritical oscillatory
regimes
of natural convection in a 8:1 cavity: solution of
benchmarkproblem
by a global Galerkin method, Int.
J. Numerical Methods in Fluids, 29.
Gelfgat
A.Yu., Bar-Yoseph P.Z.
Multiple
solutions and stability of confined
convective
and swirling flows – a continuing challenge,
Int.
J. Numer. Meth. Heat and Fluid Flow, 14,
213-241. 30.
Gelfgat
Yu.M., Gelfgat A.Yu. 2004.
Experimental and numerical study of rotating
magnetic field driven flow in cylindrical
enclosures with different aspect ratios, Magnetohydrodynamics, 40,
147-160. 31.
Rubinov A.,
Erenburg V., Gelfgat A.Yu., Kit E., Bar-Yoseph
P.Z., Solan A. 2004.
Three-dimensional instabilities of natural
convection in a vertical cylinder with partially
heated sidewalls, J.
Heat Transfer, 126,
586-599. 32. Gelfgat
A.Yu., Yarin A.L., Bar-Yoseph
P.Z., Graham M., Bai G. 2004. Numerical
modeling of two-fluid Taylor-Couette flow with
deformable capillary liquid-liquid interface. Phys.
Fluids, 16, 4066-4074. 33.
Gelfgat
A.Yu., Rubinov A., Bar-Yoseph P.Z., Solan A. 2005.
Numerical study of three-dimensional
instabilities in a hydrodynamic model of
czochralski growth,
J. Cryst. Growth, 275,
e7-e13. 34.
Gelfgat
A.Yu. 2005. On
three-dimensional instability of a traveling
magnetic field driven flow in a cylindrical
container, J.
Cryst. Growth, 279,
276-288. 35.
Gelfgat
A.Yu., Rubinov A., Bar-Yoseph P.Z., Solan A. 2005. On the
three-dimensional instability of thermocapillary
convection in arbitrary heated floating zones in
microgravity environment, Fluid
Dynamics and Material Processing, 1,
21-31. 36.
Gelfgat
A.Yu. 2005.
Implementation of arbitrary inner product in the
global Galerkin method for incompressible
Navier-Stokes equations, J.
Comput. Phys., 211,
513-530. 37.
Heifetz E., Reuveni Y., Gelfgat A. Yu.,
Kit E. 2006. The counter-propagating rossby wave perspective o Kelvin-Helmholz instability a
limiting case of a Rayleigh shear layer with zero
width, Physics of Fluids, 18,
01801. 38.
Gelfgat A. Yu. and
Kit E. 2006. Spatial versus temporal
instabilities in a parametrically forced
stratified mixing layer, J. Fluid Mech, 552,
189-227. 39.
Gelfgat A. Yu.
2007. Stability of convective flows in cavities:
solution of benchmark problems by a low-order
finite volume method, Int. J. Numer. Meths. Fluids, 53,
485-506. 40. Gelfgat A. Yu.
2007. Three-dimensional stability calculations
for hydrodynamic model of Czochralski growth,
J. Cryst. Growth,
303, 226-230. |
41. Gelfgat A. Yu. 2007. Three-dimensional instability of axisymmetric flows: solution of benchmark problems by a low-order finite volume method, Int. J. Numer. Meths. Fluids, 54, 269-294. 42. Gelfgat A. Yu. 2007. Numerical study of three-dimensional instabilities of Czochralski melt flow driven by buoyancy convection, thermocapillarity and rotation. In: Studies on Flow
Instabilities in Bulk Crystal Growth, ed. A. Yu.
Gelfgat, Transworld Research Network, Kerala, India. 43. Teitel M., Schwabe D., Gelfgat A.Yu. 2008. Experi-mental and computational study of flow instabilities in a model of Czochralski growth, J. Cryst. Growth, 310, 1343-1348. 44. Crnogorac N., Wilke H.,
Cliffe K. A., Gelfgat A. Yu., and Kit E. 2008. Numerical
modelling of instability and supercritical
oscillatory states in a Czochralski model system
of oxide melts, Crystal Research and
Technology, 43, 606-615. 45. Sørensen J. N.,
Gelfgat A. Yu., Naumov I. V., and Mikkelsen R. F.
2009. Experimental
and numerical results on three-dimensional
instabilities in a rotating disk–tall cylinder
flow, Physics of
Fluids, 21,
054102, 5pp.
46. Feldman Yu. and
Gelfgat A. Yu. 2009. On
pressure-velocity coupled time-integration of
incompressible Navier-Stokes equations using
direct inversion of Stokes operator or
accelerated multigrid technique,
Computers &
Structures, 87,
710-720.
47. Sørensen J. N.,
Gelfgat A. Yu., Naumov I. V., and Mikkelsen R. F.
2009. Experimental
and numerical results on three-dimensional
instabilities in a rotating disk–tall cylinder
flow, Physics of
Fluids, 21,
054102.
48. Kit E., Gerstenfeld
D., Gelfgat A.Y., and Nikitin N.V. 2010. Bulging and
bending of Kelvin-Helmholtz billows controlled
by symmetry and phase of initial perturbation.
Journal of
Physics: Conference Series, 216,
012019.
49. Feldman Yu. and
Gelfgat A.Yu. 2010. Oscillatory
instability of a 3D lid-driven flow in a cube.
Physics of
Fluids, 22, 093602.
50. Shitrit S.,
Sidilkover D., and Gelfgat A.Yu. 2010. An algebraic
multigrid solver for transonic flow problems.
Journal of
Computational Physics, 230,
1707-1729.
51. Gelfgat A.Yu. and
Molokov S. 2011. Quasi-two-dimensional
convection in a 3D laterally heated box in a
strong magnetic field normal to main
circulation. Physics of
Fluids, 23,
034101.
52. Haslavsky V.,
Miroshnichenko E., Kit E., and Gelfgat A. Yu. 2011.On
experimental and numerical prediction of
instabilities in Czochralski melt flow
configuration.
Journal of
Crystal Growth, 318,
156-161.
53. Feldman Yu. and
Gelfgat A.Yu. 2011. From multi- to
single-grid CFD on massively parallel computers:
numerical experiments on lid-driven flow in a
cube using pressure-velocity coupled
formulation. Computers &
Fluids, 46,
218-223.
54. Liberzon A.,
Feldman Yu., and Gelfgat A. Yu. 2011. Experimental
observation of the steady – oscillatory
transition in a cubic lid-driven cavity.
Physics of
Fluids, 23,
084106.
55. Gelfgat A.Yu. 2011.
Destabilization
of convection by weak rotation.
Journal of
Fluid Mechanics, 685,
377-412.
56. Vitoshkin H.,
Heifetz E., Gelfgat A. Yu. , Harnik N. 2012. On the role of
vortex stretching in energy optimal growth of
three dimensional perturbations on plane
parallel shear flows. Journal of
Fluid Mechanics, 707,
369-380.
57. Vitoshkin H.,
Gelfgat A. Yu. 2013. On direct
inverse of Stokes, Helmholtz and Laplacian
operators in view of time-stepper-based Newton
and Arnoldi solvers in incompressible CFD,
Communications
in Computational Physics, 14,
1103-1119.
58. Dijkstra H.A., Wubs
F.W., Cliffe A.K., Doedel E., Dragomirescu I.F.,
Eckhardt B., Gelfgat A.Yu.
, Hazel A.L., Lucarini V.,10,
Salinger A.G.
, Phipps E.T., Sanchez-Umbria J.,
Schuttelaars H.
, Tuckerman L.S.,
Thiele U. 2013. Numerical
bifurcation methods and their application to
fluid dynamics: Analysis beyond simulation.Communications
in Computational Physics, 15,
1-45.
59. Haslavsky V., Kit
E., and Gelfgat A. Yu. 2013. Experimental
modelling of Czochralski melt flow with a slow
crystal dummy rotation. Acta Physica
Polonica, Pt. A, 124,
193-197.
60. Haslavsky V., Kit E., Miroshnichenko E., and
Gelfgat A. Yu. 2013.
Comparison and a possible source of disagreement
between experimental and numerical results in a
Czochralski model. Fluid Dynamics and Materials
Processing, 9, 209-234. 61. Gelfgat A. Yu.
2014. Visualization of three-dimensional
incompressible flows by quasi-two-dimensional
divergence-free projections. Computers & Fluids, 97,
143-155. 62. Vitoshkin H.,
Gelfgat A. Yu. 2014 Non-modal
disturbances growth in a viscous mixing layer flow. Fluid
Dynamics Research, 46, 041414. 63. Gelfgat A. Yu. 2015 Primary
oscillatory instability in a rotating
disk-cylinder system with aspect (height/radius)
ratio varying from 0.1 to 1, Fluid
Dynamics Research, 47, 035502. 64. Miroshnichenko E., Kit E., and
Gelfgat A. Yu. 2016. Experimental
study of cold plume instability in large Prandtl
number Czochralski melt: Parametric dependences
and scaling laws. J. Cryst. Growth, 438,
38-42. 65. Barmak I., Gelfgat
A., Vitoshkin H., Ullmann A., and Brauner N.
2016 Stability
of stratified two-phase flows in horizontal
channels, Physics
of Fluids, 28, 044101. 66. Gelfgat A. Yu. 2016
Visualization
of three-dimensional incompressible flows by
quasi-two-dimensional divergence-free projections
in arbitrary flow regions. Theor. Comput.
Fluid Dyn., 30,
339-348. 67. Barmak I., Gelfgat A.,
Ullmann A., and Brauner N. 2016 Stability of
stratified two-phase flows in inclined channels, Physics of
Fluids, 28, 084101. 68. Miroshnichenko E., Kit E., and
Gelfgat A. Yu. 2016. Effect of the
capillary meniscus height on the instability of
large Prandtl number Czochralski melt flow. J. Cryst. Growth, 453,
20-26. 69. Barmak I., Gelfgat A.,
Ullmann A., and Brauner N. 2017. On the Squire’s
transformation for stratified two-phase flows in
inclined channels. Int. J. Multiphase flow,
88, 142-151. 71. Gelfgat A. Yu., Zikanov O. 2018.
Computational modeling of magnetoconvection:
effects of discretization method, grid refinement
and grid stretching. Computers &
Fluids, 175, 66-82. 72. Gelfgat A. Yu. On
acceleration of Krylov-subspace-based Newton and Arnoldi iterations for
incompressible CFD: replacing time steppers and
generation of initial guess. In: Computational
Modelling of Bifurcations and Instabilities in
Fluid Dynamics, ed. A. Gelfgat, Springer,
2018, pp. 147-167. 73. Gelfgat A. Yu. Global Galerkin method for stability studies in incompressible CFD and other possible applications. In: Computational Modelling of Bifurcations and Instabilities in Fluid Dynamics, ed. A. Gelfgat, Springer, 2018, pp. 353-398. 74. Gelfgat A. Yu.
2020. A comparative study on instability of
steady flows in helical pipes. Fluid
Dynamics Research, 52, 015511.
75.
Gelfgat
A. Yu. 2020. Instability of natural convection
in a laterally heated cube with perfectly
conducting horizontal boundaries. Theor.
Comput. Fluid Dyn., 34, 693-711. 76. Gelfgat
A. Yu. 2020. Instability of natural convection of
air in a laterally heated cube with perfectly
insulated horizontal boundaries and perfectly
conducting spanwise boundaries. Physical
Review Fluids, 5, 093901. 77. Gelfgat A. 2020. Instability
of steady flows in helical pipes. Physical
Review Fluids, 5, 103904.
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