08/09/2013 Prof. Saad Tapuchi CURRICULUM VITAE Name: Saad Tapuchi E-mail: tapuchi@sce.ac.il 1. Academic Education 1984-1988 Ph.D., Ben-Gurion University of the Negev, Beer-Sheva, Israel – Faculty of Technology, Nuclear Engineering Department Name of advisor: Professor Gad Shani and Professor Josef Gal Ph.D thesis: "Contactless Conductivity, Superconductivity and Susceptibility Studies of Actinides Intermetallic Compounds". 1981-1982 - M.Sc., Hebrew University of Jerusalem - School of Applied Science and Technology. M.Sc in Applied Physics – Electronic, Materials Department Name of advisor: Professor Michael Scheiber M.Sc thesis: "Electronic noise in preamplifiers of HgI2 detectors for X ray in low energies". 1969-1973 - B.Sc., Ben-Gurion University of the Negev, Beer-Sheva, Israel, Electrical & Electronic Engineering Department. B.Sc. project: "Communication and Telecommunication signals" 2. Academic Employment Since 2011 Associate Professor. Electrical and Electronic Engineering Department, SCE - Sami Shamoon College of Engineering, Israel. 2002-2011 Senior Lecturer. Electrical and Electronic Engineering Department, SCE - Sami Shamoon College of Engineering, Israel. 1998-2002 Lecturer. Electrical and Electronic Engineering Department, SCE - Sami Shamoon College of Engineering, Israel. Prof. Saad Tapuchi page 2 1994-2002 Adjunct Lecturer, Electrical and Electronic Engineering Department, H.I.T. - Holon Institute of Technology. 1988-2002 Adjunct Lecturer. Electrical and Electronic Engineering Department, Ben Gurion University of the Negev, Israel. 3. Industrial engineering experience 1992-1998 Deputy Director for Training – in charge of certifying employees: Pre-Practical engineers, practical engineers and engineers for the Bezek Corporation. 1973-1992 Engineer in Bezek Corporation – in charge of Training and Management. 4. Academic research and development activities 4.1 Previous research and development activities 1984-1989 Magnetic properties of some neptunium heavy-fermion intermetallics (6 peer reviewed papers + 2 papers in refereed conference volumes). 4.2 Present research and development activities Since 2007 Radio Frequency Communication and HAP Systems (2 peer reviewed papers submitted + 3 papers in refereed conference volumes). Since 2005 DC-DC Converters and Power Electronics in difference techniques (8 peer reviewed papers + 6 papers in refereed conference volumes). Since 2004 Fresh water from atmosphere using electrostatic precipitation and high voltage (1 peer reviewed paper submitted). 5. list of publications – appendix A 6. Academic roles Since 2007 Head, steering committee for M.Sc. Program. SCE - Sami Shamoon College of Engineering, Israel. Since 2006 Dean, EEE Engineering faculty. SCE - Sami Shamoon College of Engineering, Israel. Since 2006 Head, committee of EEE Engineering faculty. SCE - Sami Shamoon College of Engineering, Israel. Since 2001 Member of the Academic Council. SCE - Sami Shamoon College of Engineering, Israel. 2002-2006 Academic Head, Ashdod Campus. SCE - Sami Shamoon College of Engineering, Israel. 2002-2006, Chairman, EEE Department - Ashdod Campus. SCE - Sami Shamoon College of Engineering, Israel. Prof. Saad Tapuchi 2002-2006, page 3 Head, instruction committee, EEE Department. SCE - Sami Shamoon College of Engineering Campuses Ashdod, Israel. 1998-2004, Chairman, EEE Department – Beer Sheva Campus SCE - Sami Shamoon College of Engineering Campus Beer Sheva, Israel. 1998-2002, Chairman, instruction committee, EEE Department. SCE - Sami Shamoon College of Engineering Campus Beer Sheva, Israel. 1992-1998, Head , Telecommunication school for practical engineering certification of the Bezek Corporation Director of Academic Engineering track in formation of Bezek branch. Founder and head of the Technion Branch for external studies in Jerusalem 1988-1992 Head, Certification Division for practical Engineers and Technicians of the Bezek School. 1973-1982 Counselor and Project adviser, Teacher and Educator in the Bezek Corporation high school. 7. Preparation of academic programs 2007 - Study Program in M.Sc. degree, Electrical & Electronic Engineering for Sami Shamoon College of Engineering. The Program included two tracks : • Power Systems Engineering • Communication Engineering 2006 - Study Program in B.Sc. degree, two tracks: • Electricity and Electronics Engineering • Communication Engineering The Program in Communication included three specializations: • Radio Frequency (RF) • Signal Processing • Communication Systems 2005- Preparation of a strategic program on campus Ashdod 2001 - Study Program in B.Sc. degree, Electrical & Electronic Engineering for Sami Shamoon College of Engineering. The program included Academic contents, Study Program, Syllabuses. This program was confirmed by The Council for Higher Education to operate from 2001. The program was improved later on and confirmed for a B.Sc. degree. Prof. Saad Tapuchi page 4 2000 – Study Program in B.Sc. degree, Electrical & Electronic Engineering for for Sami Shamoon College of Engineering.– in four specializations: 1. Power Systems 2. Electronics 3. Communication 4. Telecommunication- switching The program included Academic contents, Study Program, Syllabuses and academic staff. 1996 – Study Program in B.Sc. degree for Bezek Corporation – in three specializations: 1. Communication in Telecommunication 2. Switching in Telecommunication 3. Marketing in Telecommunication The program included Academic contents, Study Program, Syllabuses, personnel Costs, organizational Structure, costs, laboratory development and future development. 8. Courses taught Since 2003 B.Sc. program. SCE - Sami Shamoon College of Engineering, Israel. Introduction to Electrical Engineering 1 Introduction to Electrical Engineering 2 Signals and Systems Linear Electriconic Circuits. 1999-2003 B. Tech program. SCE - Sami Shamoon College of Engineering, Israel. Introduction to Electrical Engineering 1 Introduction to Electrical Engineering 2 Signals and Systems. 1994-2002 B.Sc. program H.I.T. - Holon Institute of Technology. Introduction to Communications Signals and Systems Digital Communication 1988-2002 B.Sc. program Ben-Gurion University of the Negev, Israel. Introduction to Electrical Engineering 1 Introduction to Electrical Electriconic Circuits 9. Editorial roles 9.1. Manuscripts reviewer 2012 reviewer on GIF. Engineering 2 Prof. Saad Tapuchi page 5 LIST OF PUBLICATINS – APPENDIX A 1. List of Publications 1.1 Peer reviewed papers in scientific journals 1. D. Baimel, S. Tapuchi "Modern Motion Control Systems-State of the Art, Challenges and Industrial Applications" International Journal of Applied Mechanics and Materials, Vol. 432, pp 421-426 (2013). 2. Dmitry Baimel, Saad Tapuchi and Raul Rabinovici "Novel Multilevel Hybrid Cascaded Inverter for High Power Motion Control Systems Energy and Power Engineering (EPE) Journal,Vol 432, pp 345-350 (2013). 3. Saad Tapuchi, Arie Shenkman and Dmitry Baimel "Novel Differential Linear Electrostatic Motor" accepted for publication in International Journal of Electrical Engineering & Technology (IJEET), 2013. 4. D. Baimel , S. Tapuchi, R. Rabinovici "Novel Multilevel Hybrid Cascaded Inverter for High Power Motion Control Systems" accepted for publication in International Journal of Applied Mechanics and Materials. 5. S. Tapuchi, D. Baimel "A New Topology of Five-Level Neutral Point Clamped Inverter for Motion Control Systems" International Journal of Applied Mechanics and Materials, Vol. 432. Pp 336-340 (2013). 6. Z. Menachem and S. Tapuchi, "Analyzing wave propagation in Helical waveguides using Laplace, Fourier , and their inverse Transforms, and applications", INTECH, 193-220, 2013. 7. Z. Menachem, S. Tapuchi "Influence of the Spot-size and Cross-Section on the Output Fields and Power Density along the Straight Hollow Waveguide Along the Straight Hollow Waveguide" Progress In Electromagnetics Research B, Vol. 48, pp.151-173(2013). 8. Y. Horen1, A. Kuperman, Z. Vainer, S. Tapuchi1 and M. Averbukh "Emulating Time Varying Nonlinear Uncertainties and Disturbances in LTI Systems" Transactions of the Society for Modeling and Simulation International. Vol 88, Issue 12, pp. 1499-1507 (2012). 9. R.Goot, T. Trigano, S.Tapuchi, J. Gavan "Adaptive Allocation of Power Transmission for High Altitude Platforms" Annals of Telecommunications. Volume 68, Issue 1-2, pp 107- 113 (2013). 10. Michael Bank, Y. Barish, S. Tapuchi, Miriam Bank, B. Hill, M. Haridim "Phase Diversity Method in Mobile Communication Systems" " International Journal of Communications, Vol 6, Issue 2, pp. 64-71 (2012) Prof. Saad Tapuchi page 6 11. J. Gavan, T. Trigano, S. Tapuchi and A. Kuperman "Mitigation of Mobile Radio Parasitic Radiation Effects: A Review" Journal of Communication Engineering & Systems (STM Journals), Vol 2, Issue, pp. 1-12 (2012). 12. Z. Menachem, S. Tapuchi "Practical examples for improved transimission in helical waveguides, based on one bending and two bendings" Applied Physics Research, Vol 4, No 2, pp. 233-252 (2012). 13. Z. Menachem, M. Haridim, S. Tapuchi and Y. Chattah " Directional coupler based on metamaterial square CSRR shape" Applied Physics Research, Vol 4, No 2, pp. 258263 (2012). 14. Z. Menachem, S. Tapuchi "Wave Propagation in a Helical Waveguide with Slab and Rectangular Dielectric Pro-Files, and Applications" Progress In Electromagnetics Research, Vol 34, pp. 77-102 (2011). 15. M. Bank, S. Tapuchi, M. Haridim, M, Bank, B. Hill, U. Mahlab, J. Gavan "The Influence of Doppler Effects in HAP-OFDMA Systems" International Journal of Communications 61-68 (2011). 16. M. Bank, S. Tapuchi, M. Haridim, M, Bank, B. Hill, U. Mahlab, J. Gavan " Mutual coupling of near collocated monopoles" International Journal of Communications 45-52 (2011). 17. J. Gavan, S. Tapuchi, "Microwave Wireless-Power Transmission to High-AtitudePlatform Systems" Radio Science Bulletin, No 334, pp.25-42 (2010). 18. Z. Menachem, S. Tapuchi "Helical waveguide with two bendings, and applications" Progress In Electromagnetics Research B, Vol. 26, 115-147 (2010). 19. S. Tapuchi, A. Kuperman, S. Makarenko, Y. Horen and M. Malinkovski "Obtaining fresh water from atmosphere using electrostatic precipitation: theory, efficiency and limitations" E – Water, the electronic journal of the European Water Association ISSN 19948549 (2010). 20. A. Kuperman, Y. Horen and S. Tapuchi, I. Katz, A. Abramovitz "Input-Output Nominalization of Linear Systems with Slow-Varying Uncertainties" COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol 29, No, 1, pp. 72-89 (2010). 21. A. Kuperman, Y. Horen, S. Tapuchi "A Differential State-Space Approach to Simultaneous Emulation of Uncertainties and Disturbances in Voltage Controlled Brushless Motors" IEEE Transactions on Industrial Electronics, Vol 57, No. 2, pp. 727-734 (2010). 22. A. Kuperman, S. Tapuchi, S. Makarenko and U. Suissa, "Capacitance Increase Method", IEEE Transactions on Instrumentation and Measurement, Vol. 59, No. 4, pp.832-839 (2010). Prof. Saad Tapuchi page 7 23. J. Gavan, S. Tapuchi, D.Grace "Concepts and Main Applications of High Altitude Platform Radio Relays", Radio Science Bulletin, pp. 20-37 (2009). 24. A.Shenkman, Y. Berkovich, S. Tapuchi "Generalized Analysis of Electrical Circuits by Using Hypernion Matrixes " Circuits Systems and Computers, JCSC, Journal of Circuits, Systems, and Computers, Vol 18, No 7. pp. 1205-1225.(2009). 25. H. Wang, H.S.H. Chung, S. Tapuchi, A. Ioinovici "A ZCS Current-Fed Full-Bridge PWM Converter with Self-Adaptable Soft-Switching Snubber Energy", IEEE Transactions on Power Electronics IEEE Transactions on Power Electronics, 24, Issue 8 pp. 1977-1991.(2009). 26. B. Axelrod, Y. Berkovich, S. Tapuchi, A. Ioinovici, "Single-Stage Single-Switch Switched- capacitor Buck/Buck-Boost-Type Converter", IEEE Transactions on Aerospace and Electronic Systems, 45, pp.419-430 (2009). 27. T. Song, H. S.H. Chung, S. Tapuchi and A. Ioinovici "A High – Voltage ZVZCS DC-DC Converter with Low Voltage Stress", IEEE Transactions on Power Electronics, 23, pp.2630- 2647 (2008). 28. S. Tapuchi, U. Suissa, S. Makarenko, "Multi-Channel Converters for High-Value Electrical Capacitance Standards", Cal Lab. The International Journal of Metrology, 14(3), pp. 43-47, (2007). 29. V. Kagalovsky, Y. Hadad, S. Tapuchi, “Week Nonlinearity Effect on Stochastic Parametric Resonance”, Journal of sound and vibration, 239(3), pp.565-568 (2001). 30. U. Suissa, L. Frumkis, B. Z. Kaplan and S. Tapuchi, “Unusual Method for Impedance Evaluation of Short Dipole with Arbitrarily Mutual Arms location and the Implication for DC Field Sensors”, Sensors and Actuators A: Physical, 88, pp. 156-163, (2001). 31. J. Gal, F. J. Litterst, W. Potzel, J. Moser, U. Potzal, S. Fredo, S. Tapuchi, G. Shani, J. Jove, A Cousson, M. Pages and G. M. Calvius, “Local and Bulk Susceptibilities of Np Intermetallics in Their Paramagnetic State”, Physical Review Letters, 63 , pp. 21 (1989). 32. U. Potzal, J. Moser, W. Potzel, S. Swienwe, W. W. Schiessl, F. J. Litterst, G. M. Kalvius., J.Gal, S. Fredo, S. Tapuchi, “High Pressure Studies of Actinide Intermetallics”, Hyperfine Interactions, 47 , pp.399-413 (1989). 33. G. M. Kalvius, J. Gal, F.J. Litterst, W. Potzel, W. Schiessl, S.Zwirner, S. Fredo, S. Tapuchi et J. C. Spirlet " 5f Electron Delocalization in Np Intermetallics" ,Journal de physique Colloques, 49, pp. 477-478 (1988). 34. J. Gal, S. Fredo, S. Tapuchi, J. Jove, M. Pages, A. Cousson, W. Potzel, F.J. Litterst, J. Moser, G.M. Kalvius, "Magnetic properties of some neptunium heavy-fermion intermetallics" , Journal of Magnetism and Magnetic Materials, 76, pp.650-656 (1988). Prof. Saad Tapuchi page 8 35. J. Gal, F. J. Litterst, W. Potzel, J. Moser, U. Potzal, G. M. Calvius S. Fredo, S. Tapuchi, “Mossbauer and Magnetization Studies of Some Neptunium Heavy Electron Intermetallics”, Physical Review. B, 36, pp. 2457-2460 (1987). 36. G. M. Kalvius, J. Gal, F. J Litterst, W. Potzel, U. Potsel, W. Schiessl, S. Fredo, S. Tapuchi, “Mossbauer Studies of Neptunium Intermetallics with Heavy Electron Properties”, Journal of Magnetism and Magnetic Materials ,70, pp.359-363 (1987). 1.2 Books/collective volumes 1. Z. Menachem, S. Tapuchi " Analyzing Wave Propagation in Helical Waveguides Using Laplace, Fourier, and Their Inverse Transforms, and Applications" book edited by Yi Zheng, ISBN 978-953-51-0979-2, Published: February, 2013 under CC BY 3.0 license. 1.3 Peer reviewed papers in collective volumes 1. M. Mellincovsky, Y. Horen, A. Kuperman, S. Tapuchi" Boundary controller for switched capacitor converters" Conf. ESARS 2012 bologna, italy 2012. 2. V. Vulfin, , M. Haridim, O. Benisho, G. Malul, S. Tapuchi "Directive Fractal Antenna for Scanning Applications" Conf. IEEEI 2012, Eilat , Israel 2012. 3. M. Bank, S. Tapuchi, M. Haridim, M. Bank, B. H., J.Gavan " HAPs Special OFDMA Technique for Fast Mobile Radio Systems" Conf. on ELECTRONICS, HARDWARE, WIRELESS and OPTICAL COMMUNICATIONS (EHAC '11) 2011, Cambridge. 4. M. Haridim, B. Levin, M. Bank, S. Tapuchi, Y. Trabelsi " LINE and MONOPOLE with WIRES of DIFFERENT LENGTHS" Conf. on ELECTRONICS, HARDWARE, WIRELESS and OPTICAL COMMUNICATIONS (EHAC '11) 2011, Cambridge. 5. J.Gavan, S. Tapuchi "MW WPT for HAPS and SPS: Concepts, EMI and Biological Hazards Issues" URSI, August 2011, Istanbul. 6. J.Gavan, S. Tapuchi "Mitigation Techniques for Enhancing Mobile Radio EMC Performances" URSI, August 2011, Istanbul. 7. M. Bank, S. Tapuchi, M. Haridim, J.Gavan "Handsets without Antennas" URSI, August 2011, Istanbul. 8. J. Gavan, S. Tapuchi "The Potential of High Altitude Platforms (HAPS) for Low Interference and Broadband Radio Services" Asia-Pacific Conference on Environmental Electromagnetics September 2009. Singapore. 9. B. Axelrod, Y. Berkovich, S. Tapuchi and A. Ioinovici "Improved circuit of the switched coupled-inductor cell for dc-dc converters with very large conversion ratio" The Prof. Saad Tapuchi page 9 International European Power Electronics Conference and Exhibition, EPE September 2009. Barcelona, Spain. 10. Huai Wang, Henry Chung, Saad Tapuchi and Adrian Ioinovici "A Class of Single-Step High- Voltage DC-DC Converters with Low Voltage Stress and High Output Current Capacity" I.EEE Energy Conversion Congress and Exposition, ECCE September 2009.California, U.S.A. 11. A. Ioinovici, H. Wang, H. Chung, S. Tapuhi. "Modeling and Analysis of Current-Fed ZCS Full-Bridge DC/DC Converter" I.EEE - APEC 2009.Washington, U.S.A. 12. A. Kuperman, U. Suissa, Y. Horen and S. Tapuchi "Feed forward Compensation of Load and Parameter Variations of Electric Drive" IEEE, Power Electronics and Motion Control, EPE-PEMC 2008 pp.776-781. Poznan, Poland. 13. B. Axelrod, Y. Berkovich, S. Tapuchi and A. Ioinovici "Steep Conversion Ratio Cuk, Zeta, and Sepic Converters Based on a Switched Coupled-inductor cell" I.EEE Power Electronics Specialists Conf. PESC 2008 pp.3009-3014.Rhodes, Greece. 14. Q. Sun, H. Wang, R. Li, H. Chung, S. Tapuchi, N. Huang and A. Ioinovici "A ZCS Full Bridge PWM converter with Self – Adaptable Soft -Switching Snubber Energy" I.EEE - Power Electronics Specialists Conf. PESC 2008 pp.3001-3008. Rhodes, Greece. 13. T.Song, H. S.H. Chung, S.Tapuchi and A. Ioinovici "Modeling and Analysis of HighVoltage DC-DC Converter with Vin/3-Voltage Stress On the Primary's Switches" I.EEE – Applied Power Electronics Conf. and Exposition, APEC February 2007, pp.750-756.California, U.S.A. 14. Y. Berkovich, B. Axelrod, S. Tapuchi and A. Ioinovici "A Family of Four-Quadrant PWM DC-DC Converters" I.EEE - Power Electronics Specialists Conf. PESC 2007 pp.1878-1883.Florida, U.S.A. 15. T. Song, H.S.H. Chung, S. Tapuchi and A. Ioinovici "A High Input Voltage Three-Phase ZVZCS DC-DC Converter with Vin /3 Voltages Stress on Primary Switches" I.EEE Power Electronics Specialists Conf. PESC 2007 pp. 350-356. Florida, U.S.A. 16. U. Suissa, L. Frumkis, S. Tapuchi and B. Z. Kaplan, "An Insight into the Operation of DC Field Sensors", I.EEE Power Electronics and Motion Control, EPE-PEMC, vol. 2, pp. 2-321 (2004). , Riga, Latvia 1.4 Papers and Abstracts – Contributed conference presentations 1. M. Sigalov, R. Shavit, Eo. Kamenetskii, R. Joffe, D. Rahmilov and S. Tapuchi" Circular polarized patch Antenna with a small ferrite disk" Progress in Electromagnetics Research Symposium Abstracts" 18-21 August 2009, Moscow, Russia. 2. A. Ioinovici, H. Wang, H. Chung, S. Tapuhi. "Modeling and Analysis of Current-Fed ZCS Full-Bridge DC/DC Converter" I.EEE - APEC 09, 15-19 February 2009, Washington. Prof. Saad Tapuchi page 10 3. 3. J.Gavan, S. Tapuchi "Comparisons of GEO and LEO Satellites, HAPS and Terrestrial Radio communications Systems" COST – HAPCOS 30-31 March, 1 April 2009 Galway, Ireland. 4. V.Vulfin. M.Haridim. S.Goldberg, S.Tapuchi, J.Gavan "Design of Microstrip Antenna Array For 77 GHz Anticollision Radar Applications" IEEE, 3-5 December 2008 Eilat Israel . 5. J.Gavan, S. Tapuchi "Wireless Base Stations and Headsets Efficiency and Radiation Effects" EuroEM July 2008, Luzon, Switzerland. 6. J.Gavan, S. Tapuchi "Low Interference Wideband Wireless Systems by High Altitude Platforms" Comcas 2008, 13-14 May 2008, Tel-Aviv, Israel. 7. B. Axelrod, Y. Berkovich, S. Tapuchi and A. Ioinovici "Steep Conversion Ratio Cuk, Zeta, and Sepic Converters Based on a Switched Coupled-inductor cell" I.EEE -PESC, 15-19 June 2008, Rhodes, Greece. 8. J. Gavan, S. Tapuchi "Low Interference Wideband Wireless Systems using High Altitude Platforms" URSI, 7-16 August 2008, Chicago U.S.A. 9. Q. Sun, H. Wang, R. Li, H. Chung, S. Tapuchi, N. Huang and A. Ioinovici "A ZCS Full – Bridge PWM converter with Self – Adaptable Soft -Switching Snubber" I.EEE - PESC 15-19 June 2008, Rhodes, Greece. 10. A. Kuperman, U. Suissa, Y. Horen and S. Tapuchi "Feed forward Compensation of Load and Parameter Variations of Electric Drive" EPE-PEMC 2008, 1-3 September 2008, Poland. 11. T. Song, H.S.H. Chung, S. Tapuchi and A. Ioinovici "A High Input Voltage Three-Phase ZVZCS DC-DC Converter with Vin /3 Voltages Stress on Primary Switches" I.EEE - PESC07, Orlando, FL, USA, 17-21 June 2007. 12. Y. Berkovich, B. Axelrod, S. Tapuchi and A. Ioinovici "A Family of Four-Quadrant PWM DC-DC Converters" I.EEE - PESC07, June 2007, Florida. Orlando, FL, USA, 17-21 June 2007 U.S.A. 13. T. Song, H. S.H. Chung, S.Tapuchi and A. Ioinovici "Modeling and Analysis of High-Voltage DC-DC Converter with Vin/3-Voltage Stress On the Primary's Switches" I.EEE - APEC, February 2007, California U.S.A. 14. S. Tapuchi, S. Makarenko, U. Suissa "Method of expansion of the impedance standard range" Third International Conference on Metrology, November 14-16, Tel Aviv, Israel, 2006. 15. S. Tapuchi, S. Makarenko, U. Suissa, T. Rozental, The equipment for calibration of measuring instruments RLC, Conference Of Testing and Measurements of an Electricity, March 2005, Israel p.64-65. 16. S. Tapuchi, S. Makarenko, U. Suissa, and B. Epshtein, "Accuracy Increase in Transforming Equivalents for Improvement of Quality Calibration of RLC Measuring Instruments" The 15th International Conference of Israel Society for Quality, November 1618, Jerusalem, Israel, 2004. Prof. Saad Tapuchi page 11 17. U. Suissa, L. Frumkis, S. Tapuchi and B. Z. Kaplan, "An Insight into the Operation of DC Field Sensors", presentation, 11th International Power Electronics and Motion Control Conference EPE-PEMC 2004, 2-4 September, Riga, Latvia, 2004. 18. S. Tapuchi, S. Makarenko and U. Suissa, "High Value Electrical Capacitance Standards Using Multi-channel Converters", Presentation at the second International Conference On Metrology, 4-6 November, Eilat, ISRAEL, 2003. 19. G. M. Kalvious, J. Gal, F. J. Literest, W. Schiessl, S. Fredo, S. Tapuchi, “International Symposium on Magnetism of Intermetallic Compound”, April 1987, Kyoto, Japan. 20. J. Gal, F. Jlitterest, W. Potzel, L. Asch & G. M. Kalvius, S. Fredo, & S. Tapuchi, The "17Emes Journees des Actinides”, March 1987, Lausanne Switzerland