Research lab for flow in biomedical and energy systems
Google Scholar
Articles
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Zinn, I., Khait A. & Avrahami, I. (2024), "Validation of the Modified 𝑘𝑘−𝜀𝜀 Turbulence Model for Conical Vortex Tubes Accounting for Compressibility Effects", Heat Transfer Engineering, in press.
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Gabso, Y., Rosenfeld, M. and *Avrahami, I., (2024), “The Impact of the Impeller's Hub Design on the Performance and Blood Damage in a Microaxial Mechanical Circulatory Support Device–a Numerical Study”. Computers in Biology and Medicine, 279, p.108695.
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Hazan Shenberger S., *Avrahami I., (2024) “The Effect of Mechanical Circulatory Support on Blood Flow in the Ascending Aorta: a Combined Experimental and Computational Study”, Bioengineering, special issue: Implantable Medical Devices.
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Hayouk E., Schechter, A., *Avrahami I., (2024) "A novel micro-reactor for hydrogen production from solid NaBH4 hydrolysis in a dual-cycle methodology." Heliyon (2024).
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Kumar A., Schechter A., *Avrahami I., (2023). “Dynamics Management of Intermediate Water Storage in an Air-Breathing Single Cell Membrane Electrode Assembly”, membranes, 2024, 14, 4.
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Zakhvatkin L., Schechter A., Avrahami I., (2022) “Water Recuperation from Hydrogen Fuel Cell During Aerial Mission”, Energies 2022, 15, 6848.
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Shvalb N., Geller S., *Avrahami I., (2022) “Early Gapping and Platoon Merging Strategies for Autonomous Vehicles using Local Controllers”, Applied Science, 2022
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Zakhvatkin L., Schechter A., Buri E, *Avrahami I., (2021) “Edge Cooling of a Fuel Cell during Aerial Missions by Ambient Air”, Micromachines, 2021, 12, 1432.
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*Avrahami I., Biran H., Liberzon A., (2022) “ Estimation of coronary stenosis severity based on flow distribution ratios”, Computer Methods in Biomechanics and Biomedical Engineering. 25 (4), 424-438.
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Zakhvatkin L., Zolotih M., Maurice Y., Schechter A., Avrahami I, (2021) “Hydrogen Production on Demand by a Pump Controlled Hydrolysis of Granulated Sodium Borohydride”, Energy & Fuels, 35 (14): 11507–11514.
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Geller S., Avrahami I., Shvalb N., (2021) “Control of autonomous vehicles flow using imposed speed profiles”, Journal of Intelligent Transportation Systems: Technology, Planning, and Operations, 1-15.
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Steinlauf S, Shenberger SH, Halak M, Liberzon A., *Avrahami I. (2021) “Aortic Arch Aneurysm Repair–Unsteady Hemodynamics and Perfusion at Different Heart Rates”. Journal of Biomechanics. 2021: 110351.
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*Avrahami I., Even Chen B., Liberzon A. (2020), “Hemodynamic Effects of Aortic Valve and Heart Rate on Coronary Perfusion”, Clinical Biomechanics: 105075.
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*Avrahami I., Shvalb N., Sasson M., Nagar Y., Dahan O., Dayee I., Schechter A. (2020), “Hydrogen Production On-demand by Hydride Salt and Water Two-Phase Generator”, International Journal of Hydrogen Energy, 45 (30): 15270-15280.
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Wald, S., Liberzon, A., *Avrahami, I. (2018). “A numerical study of the hemodynamic effect of the aortic valve on coronary flow”, Biomechanics and modeling in mechanobiology, 17(2): 319-338.
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*Avrahami I., Raz D., Bash O. (2018), “Biomechanical Aspects of Closing Approaches in Postcarotid Endarterectomy”, Computational and Mathematical Methods in Medicine, Vol 2018: 1-10.
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Nardi A., *Avrahami I. (2017), “Approaches for Treatment of Aortic Arch Aneurysm, A Numerical Study”, Journal of Biomechanics, 50:158-165.
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Avrahami I., Kersh D., Liberzon A., (2016) “Pulsatility Index as A Diagnostic Parameter of Reciprocating Wall Shear Stress Parameters in Physiological Pulsating Waveforms”, PLoS One, 11.11 (2016): e0166426.
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Ovadia-Blechman Z., Avrahami I., Weizman-Shammai E., Sharir T., Eldar M., Chouraqui P. (2015), “Peripheral Microcirculatory Hemodynamic Changes in Patients with Myocardial Ischemia”, Biomedicine & Pharmacotherapy, Vol. 74: 83-88.
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Meirson T., Orion E., Avrahami I. (2015), “Numerical analysis of Venous External Scaffolding Technology for Saphenous Vein Grafts”, Journal of Biomechanics, Vol. 48 (10): 2090-2095.
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Brand M., Avrahami I., Einav S.; Ryvkin M. (2014), “Numerical Models of Net-Structure Stents Inserted into Arteries”, Computers in Biology and Medicine: Vol 52:102-110.
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Shani L., Cohen O., Beckerman Z., Nir R. R., Avrahami I., Bolotin G. (2014), “A Novel Emboli Protection Cannula during Cardiac Surgery: In Vitro Results”, Journal of Thoracic and Cardiovascular Surgery, Vol 148 (2): 668-675.
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Avrahami I., Dilmoney B., Azuri A., Brand M., Cohen O., Shani L., Nir R. R., Bolotin (2013), “Investigation of Risks for Cerebral Embolism Associated with the Hemodynamics of Cardiopulmonary Bypass Cannula: A Numerical Model” Artificial Organs, Vol. 37(10): 857-865.
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*Avrahami I., Dilmoney B., Hirshorn O., Brand M., Cohen O., Shani L., Nir R. R., Bolotin G. (2013). “Numerical investigation of a novel aortic cannula aimed at reducing cerebral embolism during cardiovascular bypass surgery.” Journal of Biomechanics, Vol. 46(2):354-361.
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Kashi B., Li Z., Rosen J., Avrahami I., Brand M. (2013), “Resolution of human arm redundancy in point tasks by synthesizing two criteria”, IJMER, Vol. 4 (6, v7): 1-12.
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Kashi, B., Avrahami, I., Rosen, J., Brand, M., (2012), “A bi-criterion model for human arm posture prediction”. Med. Phys. Biomed. Eng. pp. 1-4.
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*Avrahami I., Brand M., Meirson T., Ovadia-Blechman Z., Halak M. (2012), “Hemodynamic and Mechanical Aspects of Fenestrated Endografts for Treatment of Abdominal Aortic Aneurysm”. European Journal of Mechanics-B/Fluids, Vol. 35: 85–91.
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Rosenfeld M., Avrahami I. (2010), “Net Flow Rate Generation by a Multi-Pincher Impedance Pump.” Computers & Fluids, Vol. 39 (9):1634-1643.
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Tzukert K., Shimony N., Krasny L., Urieli-Shoval S., Gorodetsky R., Avrahami I., Nettelbeck D. M., Haviv Y. S. (2010). "Human melanoma cells expressing the [alpha]v[beta]3 integrin are partially protected from necrotic cell death induced by dynamic matrix detachment”, Cancer Letters 290(2): 174-181.
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Tzukert K., Gorodestky R., Avrahami I., Krasny L., Shimony N., Elkin G., Nettelbeck D.M., Haviv Y.S. (2008) “A novel dynamic matrix detachment model reveals a shift from apoptosis to necrosis in melanoma cells”, Cancer Letters, Vol. 272(2): 345-354.
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*Avrahami I., Gharib M. (2008), “Computational Studies of Resonance Wave Pumping in Compliant Tubes”, Journal of Fluid mechanics, Vol. 608: 139-160.
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Shimony N., Avrahami I., Gorodetsky R., Elkin G., Tzukert K., Zangi L., Levdansky L., Krasny L., Haviv Y. S. (2008), “ A 3D rotary renal and mesenchymal stem cell culture model unveils cell death mechanisms induced by matrix deficiency and low shear stress”, Nephrology Dialysis Transplantation, Vol. 23(6):2071-80.
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Loumes, L., Avrahami I., Gharib M. (2008), “Resonant pumping in a multilayer impedance pump.” Physics of Fluids, Vol. 20(2): 023103.
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Bluestein D., Alemu Y., Avrahami I., Gharib M., Dumont K., Ricotta J. J., Einav S. (2008), “Influence of Microcalcifications on Vulnerable Plaque Mechanics using FSI modeling”, Journal of Biomechanics, Vol. 41(5), 1111-1118.
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Raz, S., Einav, S., Alemu, Y., Avrahami I., Bluestein, D. (2007). “DPIV prediction of flow-induced platelet activation—comparison to numerical predictions”. Annals of biomedical engineering, 35(4), 493-504.
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*Avrahami I., Rosenfeld M., Einav S. (2006), “The Hemodynamics of the Berlin Pulsatile VAD and the Role of its MHV Configuration”, Annals of Biomedical Engineering, Vol. 34 (9); 1373-1388.
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*Avrahami I., Rosenfeld M., Raz S., Einav S. (2006), “Numerical Model of Flow in a Sac‐Type Ventricular Assist Device”, Artificial Organs, Vol. 30 (7); 529-538.
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Einav S, Avrahami I, Rosenfeld M., Raz S. (2002), “Numerical and experimental measurements of the flow through mechanical heart valves in the natural and artificial heart” IEEE Engineering in Medicine and Biology Vol. 2, Pg.1593-1594.
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Rosenfeld M., Avrahami I., Einav S. (2002), “Unsteady Effects on the Flow Across Tilting Disk Valves” Journal of Biomechanical Engineering, Vol. 124(1), Pg. 21-29.
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Avrahami, I., K. Affeld, S. Einav, M. Rosenfield (2001). “Hemodynamic aspects of ventricle assist device”, Technology and Health Care, 9 (1-2): 72-76.
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Avrahami I, Einav S, Rosenfeld M, Affeld K. (2001) “Hemodynamic Aspects of the Berlin Ventricle Assist Device.” IEEE Engineering in Medicine and Biology, 1:468-72.
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Avrahami, I., M. Rosenfeld, S. Einav, K. Affeld (2000), “The flow field inside the Berlin ventricle assist device”, 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society 2000 Jul 23, Vol. 1, pp. 718.
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Avrahami I., Rosenfeld M., Einav S., Eichler M., Reul H. (2000), “Can Vortices in the Flow Across Mechanical Heart Valves Contribute to Cavitation?” Medical & Biological Engineering & Computing; Vol. 38(1): 93-97.
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Rosenfeld M., Avrahami I., Einav S. (1999). “The Time-Dependent Flow across a Model of a Mitral Tilting Disk Valve and the Left Ventricle” ASME-BED 42:563-564.
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Nardi, A., Bar, G., Retzabi, N., Firer, M., *Avrahami, I. (2020). “Hypertrophic cardiomyopathy treatment–a numerical study” Lecture Notes in Computational Vision and Biomechanics: Computer Methods, Imaging and Visualization in Biomechanics and Biomedical Engineering, Vol. 36, pp. 24-35.
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Nardi A., Avrahami I., Halak M., Silverberg D., Brand M. (2014), “Hemodynamical Aspects of Endovascular Repair for Aortic Arch Aneurisms”, Proceedings of The ASME Biennial Conference on Engineering Systems Design and Analysis 2013.
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Bluestein D, Alemu Y, Rissland P, Britan M, Avrahami I, Einav S, Ricotta J. (2007), “Risk of rupture in AAA and vulnerable plaques - Patient based FSI simulations”. Summer Bioengineering Conference, Vol. 47985, pp. 533-534, ASME
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Avrahami I, Gharib M. (2006), “Effects of membrane stiffening on focal-adhesion bonding under steady and unsteady conditions”. Bio Micro and Nanosystems Conference 2006 Jan 15, pp. 85-85. IEEE
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Avrahami I, Loumes L, Gharib M. (2006), “Numerical investigation of the fluid and structure dynamics in models of impedance pump”. Journal of Biomechanics 39: S438.
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Avrahami I, Dumont K, Gharib M, Ricotta J, Bluestein D. (2006), “Influence of microcalcifications on vulnerable plaque mechanics—FSI model”. Journal of Biomechanics 39: S399-400.
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Loumes L, Avrahami I, Gharib M. (2006), “Computational Investigation of a Multilayer Impedance Pump to Serve as an Intra-Aortic Pump”. ASAIO Journal, 52(2):32A.
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Naftali S., Avrahami I., Landesberg A. (2006), “Quantification of the hemodynamics inside a novel synchronized therapeutic cardiac assist device for chronic heart failure.” ITRE (p 116-120) IEEE.
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Avrahami I., (2006) “Numerical Coupling of Fluid and Structure in Cardiac Flow and Devices.” ITRE (p 115) IEEE.
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Avrahami I., Einav S., Rosenfeld M., Affeld K. (2001), “Hemodynamic aspects of the Berlin Ventricle Assist Device“, IX Mediterranean Conference on Medical and Biological Engineering and Computing MEDICON 2001, June 12-15, Pula, Croatia.
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*Avrahami I. (2014), “Fish Fly and Birds Swim”, Young GalileoAvrahami I., Biran H., Liberzon A (2017), “Combined Study for Estimation of Coronary Flow based on Flow Distribution in the Coronary Tree”, ICCM2017 July 25-29th Guilin, China
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Meirson T., Orion E., Bolotin G., Brand M., Avrahami I., (2014) “Numerical Analysis of a Novel External Support Device for Vein Bypass Grafts”, XIII Mediterranean Conference on Medical and Biological Engineering and Computing, pp. 29-32, Springer Verlag.
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Leibovitch E, Einav S., Avrahami I., Brand M., (2013) “Mechanical Interaction between Overlapping Stents and Superficial Femoral Arteries”, Bioengineering13, 16-17 Sep. Glasgow, UK.
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Kashi B., Avrahami I., Brand M., (2013) “ Effects of variations in anastomosis angle and geometric irregularities in three-dimensional CFD simulations of radiocephalic arteriovenous fistulae”, WCCM-ECCM-ECFD, Barcelona.
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Brener Y. Avrahami, I; Lavi, I; (2012), “Fluid Analysis of Transcatheter Aortic-Valve implanted in the natural annulus and valve-in-valve “, The International Journal of Artificial Organs, 35(8), 589.
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Berca D., Shani L., Brand M., Avrahami I. (2012), “Optimal Implantation for Mitral Mechanical Heart Valve”, The International Journal of Artificial Organs, 35(8), 623.
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Brand M., Teodorescu M., Avrahami I., Rosen Y. (2011) “Asymmetric Artery Stenosis-Numeric Model”, Computational & Mathematical Biomedical Engineering (CMBE11), March 30th-April 1st, Washington DC, USA,
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Kashi B, Rosen J, Brand M, Avrahami I., (2011) “Synthesizing two criteria for redundancy resolution of human arm in point tasks”. 2011 Third World Congress on Nature and Biologically Inspired Computing 2011 Oct 19, pp. 63-68. IEEE.
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Avrahami I., Meirson T., Halak M., Blechman Z., Brand M. (2011), “The Dynamics of Flow and Structure in Fenestrated Endografts for Treatment of Abdominal Aortic Aneurysms”, Cardiovascular Fluid Mechanics Euromech529, 27-29 June, Cagliari, Italy.
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Brand M., M. Ryvkin S, Einav S, Avrahami I, Rosen Y., Teodorescu M. (2010) “Numerical Models of an Artery with Different Stent Types”, XII Mediterranean Conference on Medical and Biological Engineering and Computing, pp.545-548, Springer, Berlin, Heidelberg.
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Avrahami I., Dumont K., Gharib M., Ricotta J., Einav S., Bluestein D. (2006), “Influence of Microcalcifications in Thin-Cap Fibroatheroma of a Vulnerable Plaque Using a FEM-FSI Model”, BIO2006, ASME
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Loumes, L., Avrahami, I., & Gharib, M. (2006). "Computational investigation of a multilayer impedance pump to serve as a long-term intra-aortic pump”, Journal of Biomechanics, (39), S309.
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Einav S., Avrahami I., Rosenfeld M. (2003), “The Effect of Structure on the Hemodynamics of Artificial Blood Pumps”, International Bio-Fluid Symposium and Workshop, December 12-14, Caltech, Pasadena, California.
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Raz, S., Avrahami, I., Zaretsky, U., Rosenfeld, M., Einav, S. (2002). “Experimental analysis of flow through tilting disk valve”. In Conference proceedings. IV World Congress Biomechanics Calgary 2002.
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Avrahami, I., Einav, S., Rosenfeld, M., & Affeld, K. (2001). ”The flow field inside the Berlin ventricle assist device”. American Society of Mechanical Engineers, Bioengineering Division BED, 50: 557-558.
Chapters in Books
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Nardi A., Even-Chen B., Avrahami I. (2016), “Experimental and Numerical Study of the Flow Dynamics in Treatment Approaches for Aortic Arch Aneurysms”, in “Aortic Aneurysm”, Ed. Mehmet Kaan Kirali, Intech.
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Avrahami I., (2014) “A Finite element CFD simulation for Predicting Patient-Specific Hemodynamics of an Aortic Coarctation” in Lecture Notes in Computer Science, p. 110-117, Statistical Atlases and Computational Models of the Heart, Springer Verlag.
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Brand M, Avrahami I, Nardi A, Silverberg D, Halak M. (2013). “Clinical, Hemodynamical and Mechanical Aspects of Aortic Aneurisms and Endovascular Repair”. In “Aortic Aneurysms: Risk Factors, Diagnosis, Surgery & Repair”, Ed. Fischhof & Hatig, Nova Science Publishers, Inc.
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Avrahami I., (2012) “Diagnostic Vortex Imaging: Numerical Simulations”, section 5.4 in “Vortex formation in Cardiovascular System”, Kheradvar A. and Pedrizzetti G., Springer Verlag.
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Avrahami I., (2012) “Vortical Flow Structures in Ventricular Assist Devices (VADs)” in “Vortex formation in Cardiovascular System”, Kheradvar A. and Pedrizzetti, Springer Verlag, 4.3 (101-109)
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Avrahami I., (2012) “Vortex Formation in Presence of Mechanical Heart Valves (MHVs)” in “Vortex formation in Cardiovascular System”, Kheradvar A. and Pedrizzetti G., Springer Verlag, 4.2 (85-101)
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Einav S., Okada M., Avrahami I., (2002), “Laser Cardiology”. In: Vij D.R., Mahesh K. (eds) Medical Applications of Lasers. Springer, Boston, MA
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Rosenfeld M., Avrahami I., Einav S. (1998), “The Effect of Unsteadiness on the Flow across Models of Mitral Valves,” in “Mitral Flow”, Eds. Papailion, K. D., Tsahalis, D., Periaix, J., Hirsch, C. and Pandolfi, M., John Wiley & Sons.
Patents
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Israeli Patent Application No. 298456, Alex Schechter and Idit Avrahami, “Portable Light Electricity Production Device and Method of Producing Electricity”, June 2023
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U.S. patent No. 20210371276: Alex Schechter and Idit Avrahami, “System, device, and method for hydrogen production “, Nov 2018
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U.S. patent No. 20150342551: Ifat Lavi, Ran Kornowski, Idit Avrahami, Nessi Benishti, Guy Lavi, “Calculating A Fractional Flow Reserve “, March 2015
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U.S. patent No. 20150339847: Ifat Lavi, Ran Kornowski, Idit Avrahami, Nessi Benishti, Guy Lavi, “Creating a vascular tree model “, Dec 2015
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U.S. patent No. 20150335304: Ifat Lavi, Ran Kornowski, Idit Avrahami, Nessi Benishti, Guy Lavi, “Diagnostically useful results in real-time”, Nov 2015
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US patent No. 20140200867; Ifat Lavi, Ran Kornowski, Idit Avrahami, Nessi Benishti, Guy Lavi, “Vascular flow assessment”, Jul 2014
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US patent No. 20100241213: Morteza Gharib, Derek Rinderknecht, Idit Avrahami, Brad Sharp “Impedance pump used in bypass grafts”, Jul 2010