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Altuğ Şişman

altug-sismanAltuğ ŞİŞMAN, Director
Prof.Dr. 

Istanbul Technical University - Energy Institute
Renewable Energy Division

Tel:  +90 (212) 285 3939
Fax: +90 (212) 285 3884
e-mail: sismanal@itu.edu.tr , altugsisman@yahoo.com




RESUME and PUBLICATIONS 

Education

Ph.D. 1998 : Nuclear Energy Institute, Istanbul Technical University (ITU)

M.Sc. 1991 : Nuclear Energy Institute, ITU

B.Sc. 1988 : Mechanical Engineering, ITU

 

Professional Experiences

Since 03/2009 : Professor, Energy Institute, ITU

06/2002-03/2009 : Associate Professor, Energy Institute, ITU

10/2002-10/2004 : Visiting Scientist, Institute for Thermodynamics, Technical University Berlin, Germany
                            (on sabbatical leave from Istanbul Technical University)

12/1998-06/2002 : Assistant Professor, Nuclear Energy Institute, ITU

1990-1998 : Research Assistant, Nuclear Energy Institute, ITU

 

Administrative Activities

Since 10/12/2009 : Director, ITU Energy Institute

Since 03/2009 : Executive Committee Member of Renewable Energy Technologies Platform of
                               ITU and TUGIAD (Young Businessman Association of Turkey)

05/2005 – 01/2009 : Vice Director, ITU Energy Institute

05/2005 – 01/2009 : Executive Committee Member, ITU Energy Institute

05/2005 – 01/2009 : Institute Committee Member, ITU Energy Institute

07/2005 – 07/2008 : Executive Committee Member for Graduate Program of “Energy Science and 
                              Technology”,ITU Energy Institute

Since 02/2007 : Member of PhD Qualification Committee of “Energy Science and Technology”
                       Graduate Program, ITU Energy Institute

07/2005 - 05/2006 : Member of Strategic Planning Committee of ITU Energy Institute

03/2006 – 03/2009 : Member of ITU TRIGA Mark-II Reactor Safety Board, ITU Energy Institute,

2001-2002 : Rector coordinator of ITU for automation of student affairs,

1999-2001 : Member of PhD Qualification Committee of Nuclear Technology Division,
                   ITU Nuclear Energy Institute

Other Activities and Responsibilities

10/2011-02/2012 : Establishment of Computational Nano Energy Laboratory, ITU Energy Institute

04/2011-02/2012 : Establishment of Ground Source Heat Pump Test and Research Laboratory, ITU Energy Institute

01/2009-05/2010 : Establishment of Battery Test and Research Laboratory ITU Energy Institute,

01/2009-09/2010 : Establishment of Performance Measurement Laboratory for Small Scale Wind Turbines, ITU Energy Institute,

01/2009-06/2010 : Establishment of Solar Photovoltaic Test and Research Laboratory, ITU Energy Institute,

02/2009-11/2009 : Establishment of Cryogenic Technologies Laboratory

2007-2008 : Design and realization of a wind-solar-hydrogen hybrid power system, ITU Energy Institute,

2006-2009 : Establishment of Renewable Energy Technologies and Signal Processing Laboratory,
                   ITU Energy Institute

2006-2007 : Establishment of Neutron Activation Laboratory

2005-2006 : Organizing of the re-construction of ITU Triga Mark-II Reactor Building, ITU Energy Institute

Since 05/2005 : Technical Editor for ITU Journal, Engineering Volume,

12/2005 – 12/2008 : Assoc. Sec. Gen. of Int. Centre for Applied Thermodynamics

Since 2005 and 1990-98 : Electronic Test, Calibration and Maintenance of ITU TRIGA Mark-II Reactor,
                                      ITU Energy Institute,

1996-1998 : Nuclear Reactor Operator of ITU TRIGA MARK-II reactor

1992-1993 : Design and establishment of a computerized data acquisition system for ITU TRIGA MARK-II

Courses (for last 10 years)

Name of program: “Energy Science and Technology” Graduate Program

2015-2016:
•    Photo Voltaic Power Systems (Spring, in Turkish)
2014-2015:
•    Photo Voltaic Power Systems (Spring, in Turkish)
•    Special Topics in Energy Science and Technology: Quantum size effects on thermodynamic and transport properties (Spring)

2013-2014:
•    Measurement Technics in Energy Systems (Fall, in Turkish)
•    Photo Voltaic Power Systems (Spring, in Turkish)
2012-2013:

•    Photo Voltaic Power Systems (Spring)

2011-2012:

.    Photo Voltaic Power Systems (Spring,in Turkish)

2010-2011:

.    Photo Voltaic Power Systems (Spring)

2009-2010:

.    Advanced Thermodynamics (Fall),

.    Direct Energy Conversion (Spring, in Turkish),

.    Photo Voltaic Power Systems (Spring)

.    Heat&Mass Transfer (Spring, Bahçeşehir University, Energy Systems Engineering)

2008-2009:

·    Advanced Thermodynamics (Fall),

·    Direct Energy Conversion (Spring, in Turkish),

·    Fuel Cell (Spring),

·    Heat&Mass Transfer (Spring, Bahçeşehir University, Energy Systems Engineering)

2007-2008:

·    Advanced Thermodynamics (Fall),

·    Direct Energy Conversion (Spring, in Turkish),

·    Fuel Cell (Spring)

2006-2007:

.    Advanced Thermodynamics (Fall),

.    Fuel Cell (Spring)

2005-2006:

.    Advanced Thermodynamics (Fall),

.    Direct Energy Conversion (Spring, in Turkish)

2004-2005:

·    Cogeneration and Waste Heat Recovery (Spring)

Name of program: “Nuclear Energy” Graduate Program

2000-2001:

·    Direct Energy Conversion (Fall, in Turkish),

·    Nuclear Reactor Safety (Spring, in Turkish)

Research Interests (top 5)

​•    Theoretical and computational predictions of nano scale thermodynamic and transport behaviors of matter (development of new energy conversion technologies at nano scale)
•    Ground source heat pump technologies,
•    Thermoelectric devices and systems,
•    Development of new methodologies for SOC and SOH monitoring of electrochemical batteries,
•    Quantum and relativistic thermodynamics

Referee for International Journals (in alphabetical order)

·    Annals of Physics

·    Applied Energy

·    Applied Thermal Engineering.

·    Exergy-An International Journal

·    Heat and Mass Transfer

·    International Journal of Energy Research

·    International Journal of Exergy

·    International Journal of Thermal Sciences

·    Mathematical and Computer Modeling

·    Journal of Micromechanics and Microengineering

·    Journal of Physics A: Mathematical and General,

·    Journal of Physics D: Applied Physics

·    Measurement Science and Technology

·    Nanotechnology

·    Naturwissenschaften

·    Physica A

·    Physica Scripta

·    Physics Letters A

Supervised Graduate Thesis Completed

M.Sc. Theses

.Optimum design of helix ground heat exchangers for heat pump applications (Babak Dehghan, 2015)

.On The Discrete Nature of Thermodynamics (Alhun Aydın, 2014)

.Experimental and Computational Examinations of effect of Distance Between Boreholes on the performance of Ground Source Heat Pumps, (Ahmet Gültekin, 2014)

.An experimental investigation for the effects of direct contact heat exchangers on the performance of thermoelectric coolers (Murat Ferhat Doğdu, 2013)

.Characterization and modeling of thermoelectric coolers (Türker Şahin, 2012)

.  Thermal modeling and experimental analysis of GSM base stations for improvement of energy efficiency
     (Cem Gürses,2012)

.  Design, implemention and test of a real site performance measurement for photovoltaic modules
     (Kerem Turhan,2011)

.  Electrical characterization and performance measurement of a vanadium-redox flow battery (Kenan
     Kılavuz,2011)

·  Investigation of the effects of operating and design conditions on maximum power output of a low
     pressure Tesla turbine (Bedrettin Duman, 2010)

·  Mathematical and experimental characterization a small-scale low pressure Tesla turbine (Fazlı Nalcı,
     2010)

·  Design, production and performance measurement of a thermoelectric power system driven by liquid
     nitrogen (Anıl Ünsaç, 2010)

·  Theoretical and experimental characterization of thermoelectric generators at very low temperatures,
     (Haluk Özgün, 2009)

·  2D modeling of a PEM fuel cell for variable water concentrations of membrane, (Nilay Unutulmaz, 2009)

·   2D steady-state mathematical modeling of a PEM fuel cell, (Murat Aydın, 2007)

·  Thermal analysis and optimization of a liquid hydrogen vessel, (Tolga Çimen, 2006)

·  Analysis of the cooling problem of ITU TRIGA Mark-II reactor and suggestions for the solution, (Orhan
     Erdal Akay, 1999).

Ph.D. Theses

.Thermoelectric and Thermosize potentials under quantum size effects, (Sevan Karabetoglu, 2017)

.Optimization of ground heat exchangers for ground source heat pumps, (Murat Aydın, 2015)

.Thermosize Effects, (Gülru Babaç, 2012)

· Quantum size effects on thermodynamic behaviors of gases, (Coşkun Fırat, 2007)

·  Quantum size effects on nano gas transport, (Z.Fatih Öztürk, 2007)

Total net financial support for supervised graduate students: 145.000 $ (281 man months for 19 students)

 Scientific Research and Development Projects Involved

Project Title     : Modernization of ITU Triga Mark-II nuclear research reactor
Supported by    : Ministry of Development
Budget        : 6.000.000 TL (3.000 000 $) + Supplem. budget. 3.000.000 TL (890.000 $)
Dates        : July 2014/ Dec 2016. + Jan 2017 / Dec 2019
Responsibility    : Project manager

Project Title     : A prototype development of a ground source heat pump and performance improvement of heat exchange between ground and heat pump
Supported by    : Baymak Corp. and Ministry of Science, Technology and Industry
Budget        : 350.000 TL (200 000 $)
Dates        : Oct 2012/ Oct 2014.
Responsibility    : Project manager

Project Title    : A prototype development of a ground source heat pump and performance improvement of heat exchange between ground and heat pump
Supported by    : Baymak Corp.
Budget    : 200 000 TL (111 000 $)
Dates    : April 2011/December 2012
Responsibility    : Project manager

Project Title    : Performance analysis and characterization of a Vanadium redox flow battery
Supported by    : Ericom Telecommunication Corp.
Budget    : 135 000 TL (90 000 $)
Dates    : January 2010/ January 2011.
Responsibility    : Project manager


Project Title    : Design and characterization of a battery cooler and SOC monitoring system
Supported by    : Ericom Telecommunication Corp.
Budget    : 105 000 TL (70 000 $)
Dates    : January 2010/ January 2011.
Responsibility    : Project manager

Project Title    : Satet of health (SOH) and state of charge (SOC) monitoring for lead acid batteries by 
                      impedance analysis method
Supported by    : İnci Akü San. & Tic. AŞ and Ministry of Industry and Trade
Budget    : 298 906 TL (200 000 $)
Dates    : September 2010/ September 2012.
Responsibility    : Project manager

Project Title    : Theoretical and experimental characterization of mechanic and thermoelectric processes for
                      cryogenic power production
Supported by    : ITU BAP & Ericom Telecommunication Corp.
Budget    : 40 000 TL (27 000 $)
Dates    : September 2008/ September 2010.
Responsibility    : Project manager

Project Title    : The effect of quantum surface energy on thermodynamic and transport properties of gases
                      and geometric structure of state-space in nano-scale,
Supported by    : TÜBİTAK, under the contract no: 105T086.
Budget    : 57 420 TL (38 000 $)
Dates    : November 2005/ May 2007.
Responsibility    : Project manager

Project Title    : Thermodynamic analysis of gas cycles working with ideal quantum gases
Supported by    : ITU Research Foundation, under the contract no: 1330.
Budget    : 20 000 TL
Dates    : 23 December 1999/ 23 June 2002.
Responsibility    : Project manager

Project Title    : Research and development studies at ITU TRIGA MARK-II reactor
Supported by    : ITU Research Foundation, under the contract no: 280.
Dates    : February 1992/ September 1993.
Responsibility    : Researcher
Total Budgets of R&D Projects Supervised: 4.727.500 $

Industrial Application Projects

Project Title     : Design and application of a stratospheric balloon for HD video capture and some physical quantity measurements
Supported by    : Ülker Corp.
Budget        : 700 000 TL (350 000 $)
Dates        : April 2013/ April 2014.

Responsibility    : Project manager
Project Title     : Design and application of a chemical reactor
Supported by    : Ülker Corp.
Budget        : 472 000 TL (270 000 $)
Dates        : January 2012/ July 2012.
Responsibility    : Project manager

Project Title    : Design and application of an electrical bicycle
Supported by    : Ülker Corp.
Budget    : 168 000 TL (96 000 $)
Dates    : March 2011/November 2011
Responsibility    : Project manager

Project Title    : Design and application of a chemical reactor
Supported by    : Ülker Corp.
Budget    : 472 000 TL (270 000$)
Dates    : January 2012/July 2012
Responsibility    : Project manager

Project Title    : Installation of a 30 kW wind turbine prototype
Supported by    : Permosan Energy and Engine Corp.
Budget    : 210 000 TL (140 000 $)
Dates    : March 2009/ July 2010.
Responsibility    : Project manager

Project Title    : Installation of a test and research laboratory for small scale wind turbines
Supported by    : Permosan Energy and Engine Corp.
Budget    : 30 000 TL (20 000 $)
Dates    : March 2009/ July 2010.
Responsibility    : Project manager

Project Title    : Design and feasibility report for Antalya-Korkuteli 1 kW wind-solar-hybrid power system
Supported by    : ASM Telecommunication Ltd.
Budget    : 4 000 TL (2500 $)
Dates    : June 2006/ July 2006
Responsibility    : Project manager

Project Title    : Design and feasibility report for Datça-Knidos 1 kW wind-solar-hybrid power system
Supported by    : ASM Telecommunication Ltd.
Budget   : 4 000 TL (2500 $)
Dates    : June 2006/ July 2006
Responsibility    : Project manager

Total Budget of Industrial Application Projects Supervised: 881.000 $

Total Budget of technical routine projects for revolving funds: 210.000 $

Projects for Graduate Thesis

Project Title    : Theoretical and experimental investigation of performance of thermoelectric generators at cryogenic temperatures
Supported by    : ITU BAP (Scientific Research Projects)
Budget    : 4 000 TL (2500 $)
Dates    : July 2008/ July 2009

Consultancy

·    2008-2009: Energy consultancy for Akis Group Energy Corporation,

·    1998-1999: Consultant of Darussafaka College for the research project competition between the
     colleges (at the field of physics), organized by The Scientific and Technical Research Council of Turkey
     (TUBITAK). Projects and Awards are as follows:

¨   An Electromagnetic Gun to Drive a Projectile , Second Place Award

¨   A Thermoacoustic Refrigerator, Third Place Award

¨   A MagnetoHydroDynamic Marine Engine, Third Place Award

¨   An Ionic Vacuum Pump, Encouragement Award

Other Activities

Training Courses


1. (Together with Business Management Systems), “Renewable energy technologies”, April 2011, October 2011, March 2012, May 2012, November 2012, April 2013, Istanbul Technical University, Energy Institute.

2. (Together with Fotoelektron company), “Solar Photovoltaic Systems, Modeling, Installation and Analysis”, 10-11 April 2009, Istanbul Technical University, Suleyman Demirel Cultural Center.


Conference Organization

•    International Raw Materials and Energy Summit, 1-3 October 2015, Istanbul Hilton Bosporus Convention Center, Istanbul.

·    Organizing Committee member for University-Industry Cooperation for New Energy Technologies
     Summit, 1 March 2010, Maslak, ITU campus, Istanbul.

·    Organizing Committee member for Conference on Investment Opportunities for Renewable Energy, 29
     April 2009, Maslak, , ITU campus, Istanbul.

·    Organizing Committee member for ENKÜS-2007, Workshop on Public-University-Industry Cooperation for 
     Energy, 06-07 December 2007, Maslak, ITU campus, Istanbul.

·    Organizing Committee member for ENKÜS-2006, Workshop on Public-University-Industry Cooperation for 
     Energy, 22-23 June 2006, Maslak, ITU campus, Istanbul.

·    Organizing Committee member for ECOS-2001 (Efficiency, Costs, Optimization, Simulations and 
     Environmental Impact of Energy Systems), 4-6 July, 2001, Istanbul Technical University, Mechanical 
     Engineering Department, Gumussuyu-Istanbul, Turkey.

Papers published in peer reviewed international journals

1. S. Karabetoglu and A. Sisman, “Thermosize effects in semiconductors”, Physics Letters A, 381, pp.2704-2708, (2017)

2. B. Dehghan, A. Sisman and M. Aydin, “Parametric investigation of helical ground heat exchangers for heat pump applications”, Energy and Buildings, 127, pp.999-1007, (2016)

3. A. Gultekin, M. Aydin and A. Sisman, “Thermal performance analysis of multiple borehole heat exchangers”, Energy Conversion and Management, 122, pp.544-551, (2016)

4. A. Aydin and A. Sisman, “Discrete Density of States”, Physics Letters A, 380, pp.1236-1240, (2016)

5. S. Karabetoglu, A. Sisman and Z.F. Ozturk, “An analytical solution for quantum size effects on Seebeck coefficient”, Physica Scripta, 91, 035803, (2016)

6. M. Aydin and A. Sisman, “Experimental and computational investigation of multi U-tube boreholes”, Applied Energy, 145, pp. 163-171, (2015)

7. A. Aydin and A. Sisman, “Dimensional transitions in thermodynamic properties of ideal Maxwell-Boltzmann gases”, Phys. Scr., 90, 045208, (2015)

8. A. Aydin and A. Sisman, “Discrete Nature of Thermodynamics in Confined Ideal Fermi Gases”, Phys. Lett. A, 378, pp.2001-2007, (2014)

9. C. Firat and A. Sisman, “Quantum Forces of a gas confined in nano structures”, Physica Scripta, 87, 045008 (5pp), (2013)

10. S. Karabetoğlu, A. Sisman, Z.F.Ozturk and T. Sahin, “Characterization of a thermoelectric generator at low temperatures”, Energy Conversion and Management, 62 pp.47-50, (2012)

11.    A. Sisman and G. Babac, “Quantum Size Effects on Classical Thermosize Effects”, J. Continuum Mechanics & Thermodynamics, DOI 10.1007/s00161-011-0214-9, (2012)

12.    G. Babaç and A. Sisman, “Classical thermosize effects in degenerate quantum gases”, J. Computational and Theoretical Nanoscience, 8 (11) pp.1-4, (2011)

13.    G. Babaç and A. Sisman, “Thermodynamic cycles based on classical thermosize effects”, J. Computational and Theoretical Nanoscience, 8 (9) pp.1-7, (2011)

14.    C. Firat, A. Sisman and Z.F. Ozturk, “Effects of Particle-Wall Interactions on the Thermodynamic Behavior of Gases at the Nano Scale”, Int. J. Thermodynamics, 14, 4, pp.155-161, (2011)

15.    Z.F. Ozturk, A. Sisman and C. Firat, “Quantum Effects on Gas Diffusion at the Nano Scale”, Int. J. Thermodynamics, 14, 4, pp.163-166, (2011)

16.    C. Firat, A. Sisman and Z.F. Ozturk, “Thermodynamics of gases in nano cavities”, Energy, 35, 814-819, (2010)

17.    Z. F. Ozturk and A.Sisman, “Quantum size effects on thermal and potential conductivities of ideal gases”, Physica Scripta, 80, 065402 (2009)

18.    G. Babac, A. Sisman and T. Cimen, “Two-dimensional thermal analysis of liquid hydrogen tank insulation”, Int.J. Hydrogen Energy, 34, 6357-6363, (2009)

19.   C. Fırat, A. Şişman, “Universality of the quantum boundary layer for a Maxwellian gas”, Physica Scripta, 79, 065002 (5pp), (2009)

20.  A. Şişman, Z.F.Öztürk and C.Fırat, “Quantum boundary layer: a non-uniform density distribution of an ideal gas in thermodynamic equilibrium”, Phys.Lett.A., 362, 16-20 (2007).

21.  A. Şişman and I. Muller, "The Casimir-like size effects in ideal gases", Phys. Lett. A, 320, 360-366, (2004).

22.  A. Şişman, "Surface dependence in thermodynamics of ideal gases", J. Phys. A: Math. Gen. 37, 11353-11361, (2004).

23.  A. Şişman and H. Saygın, “Re-optimisation of Otto power cycles working with ideal quantum gases”, Phys. Scr., 64 (2), 108-112 (2001).

24.   H. Saygın and A.Şişman, “Quantum Degeneracy Effect on the Work Output from A Stirling Cycle”, J. Appl. Phys., 90 (6), 15 September (2001).

25.   A. Şişman and H. Saygın, “The efficiency analyses of a Stirling power cycle at the quantum degeneracy conditions”, Phys. Scr. 63 (4), 263-267 (2001).

26.   A. Şişman and H. Saygın, “The improvement effect of quantum degeneracy on the work of Carnot cycle”, Appl. Energy 68 (4), 367-376 (2001).

27.   H. Saygın and A. Şişman, “Joule-Thomson Coefficients of quantum ideal gases”, Appl. Energy; 70 (1), 49-57 (2001).

28.   H. Saygın and A. Şişman, “Brayton refrigeration cycle working at quantum degeneracy conditions”, Appl. Energy; 69 (2), 77-85 (2001).

29.   A. Şişman, “On The Upper Limit for Surface Temperature of a Static and Spherical Body”, Int. J. Mod Phys. D, 9 (2), 215-225, (2000).

30.   A. Şişman and H. Saygın, “On The Power Cycles Working With The Ideal Quantum Gases-I: The Ericson Cycle”, J. Phys. D: Appl. Phys., 32, 664-670, (1999).

31.   A. Şişman, “High Temperature Corrections For The Classical Expressions Of Radiative Losses From A Black-Body”, Can. J. Phys., 77, 343-351, (1999).

32.   H. Saygın, A. Şişman, T. Büke, “A Comparison Between the Results of Perturbation Theory and TRIGAP for the Reactivity Worth Calculations of Fuel Elements”, Ann. Nucl. Energy, 25 (14), 1133-1140, (1998).

33.   A. Durmayaz, A. Şişman, F. Çetin, H. Yavuz, “Xenon Poisoning Method for the Determination of the Average Thermal Neutron Flux, Macroscopic Fission and Total Absorption Cross Sections”, Kerntechnick, 62 (5-6), 245-248, (1997).

34.   A. Şişman, H. Yavuz, “The Contribution of Thermal Electron-Positron Pairs to the Thermodynamic Properties of Black-Body Radiation”, J. Phys. A:Math.Gen., 28, 5729-5735, (1995).

35.   A. Şişman, H. Yavuz, “The Effect of Joule Losses on The Total Efficiency of A Thermoelectric Power Cycle”, Energy, 20 (6), 573-576, (1995).


Total cites of international journal publications: 552/483 (69 self cites)

h-index: 13 (Source: Web of Science, as of June 2017)

Cites/Article: 16.7,      Average cites per year: 29

 

International Conference Papers

Papers Published in International Conference Proceedings

1. A. Gultekin, M. Aydin and A. Sisman, “An investigation on thermal interaction coefficient for multiple borehole heat exchangers”, Proceedings of 12nd IEA Heat Pump Conference, May 15-18, 2017, Rotterdam, (Netherlands)

2. M. Aydin, A. Gultekin and A. Sisman, “The effects of test temperature and duration on the results of constant temperature thermal response test”, Proceedings of 12nd IEA Heat Pump Conference, May 15-18, 2017, Rotterdam, (Netherlands)

3. M. Aydin, M. Onur and A. Sisman, “A new method for constant temperature thermal response tests”, Proceedings of 42nd Stanford Geothermal Workshop, Stanford University, February 13-15, 2017, Stanford/California, (USA)

4. G. Babac, Z. F. Ozturk and A. Sisman, “Quantum degeneracy effect on gas diffusion”, 30th International Symposium on rarified gas dynamics, Univ. of Victoria, 10-15 July 2016, Victoria (Canada)

5. M. Aydın, A. Sisman, A. Gultekin and B. Dehghan, “An experimental performance comparison between different shallow ground heat exchangers”, Proceedings of World Geothermal Congress (WGC) 2015, April 19-24 2015, Melbourne, (Australia)

6. B. Dehghan, A. Sisman and M. Aydın, “Long Term Performance Prediction of a Borehole Ground Heat Exchanger by Green's Function Method”, Proceedings of World Geothermal Congress (WGC) 2015, April 19-24 2015, Melbourne, (Australia)

7. B. Dehghan, A. Sisman and M. Aydın, “Optimizing the Distance between Boreholes with Helical Shaped Ground Heat Exchanger”, Proceedings of World Geothermal Congress (WGC) 2015, April 19-24 2015, Melbourne, (Australia)

8. M. Aydın, A. Sisman, A. Gultekin, S. Dincer and C. Erdogan, “Experimental measurement and long term predictions of a multi-U tube borehole performance for ground source heat pumps”, Proceedings of 11th International Energy Agency (IEA) Heat Pump Conference 2014, May 12-16 2014, Montréal/Québec, (Canada)

9. A. Gultekin, M. Aydın, A. Sisman, S. Dincer and C. Erdogan, “An experimental investigation of the effects of some design and operational parameters on heat transfer rate per unit borehole length”, Proceedings of 11th International Energy Agency (IEA) Heat Pump Conference 2014, May 12-16 2014, Montréal/Québec, (Canada)

10. M. Aydin, A. Sisman and A. Gultekin, “Long Term Performance Prediction of a Borehole and Determination of Optimal Thermal Response Test Duration”, Proceedings of 39th Workshop on Geothermal Reservoir Engineering, Stanford University, February 24-26, 2014, Stanford/California, (USA)

11. A. Gultekin, M. Aydin and A. Sisman, “Determination of Optimal Distance Between Boreholes”, Proceedings of 39th Workshop on Geothermal Reservoir Engineering, Stanford University, February 24-26, 2014, Stanford/California, (USA)

12. A. Aydin and A. Sisman, “Dimensional Transition Point in Thermodynamic Properties of Maxwell-Boltzmann Gases”, Proceedings of 4th International Conference on Statistical Physics (SigmaPhi ‘14), July 7-11, 2014, Rhodes, (Greece).

13. A. Aydin and A. Sisman, “Discrete nature of thermodynamic properties”, 12th Joint European Thermodynamics Conference, July 1-5, 2013, Brescia, (Italy).

14. S. Karabetoglu and A. Sisman, “Dimensional transitions in thermodynamic properties”, 12th Joint European Thermodynamics Conference, July 1-5, 2013, Brescia, (Italy).

15. A. Sisman, Z.F. Ozturk, C. Firat and G. Babac, “Thermodynamic under quantum size effects”, 12th Joint European Thermodynamics Conference, July 1-5, 2013, Brescia, (Italy) (invited speaker).

16. Z.F. Ozturk, A. Sisman and S. Karabetoglu, “Quantum confinement effects on Seebeck coefficient”, 12th Joint European Thermodynamics Conference, July 1-5, 2013, Brescia, (Italy).

17. G. Babac, A. Sisman and Z.F. Ozturk, “Quantum size and degeneracy effects on thermal self-diffusion under free molecular transport regime”, 12th Joint European Thermodynamics Conference, July 1-5, 2013, Brescia, (Italy).

18.    S. Karabetoglu, T. Sahin, A. Sisman and Ozturk. Z.F., “Modelling, design and experimental characterization of a thermoelectric cooler”, ECOS 2011, 24rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 4-7 July 2011, Novi Sad, (Serbia)

 19.    S. Karabetoglu, A. Sisman, Ozturk. Z.F. and T. Sahin, “Characterization of a thermoelectric generator at low temperatures”, ECOS 2011, 24rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 4-7 July 2011, Novi Sad, (Serbia)

 20.    G. Babac and A. Sisman, “Classical Thermosize Effects for Bose Gases”, ECOS 2011, 24rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 4-7 July 2011, Novi Sad, (Serbia)

21.    C. Firat and A. Sisman, “Lateral forces in gases at nano scale”, Asia Pacific Conference on Sustainable Energy & Environmental Technologies (APCSEET 2011), 10−13 July 2011, Adelaide, (Australia)

22.    A. Şişman, “Thermodynamics at the nano scale”, ECOS 2010, 23rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 14-17 June 2010, Lausanne, (Switzerland)

23.    G. Babaç and A. Şişman, “A Mesoscale Power Cycle Based on Classical Thermosize Effects”, ECOS 2010, 23rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 14-17 June 2010, Lausanne, (Switzerland)

24.    Z.F. Ozturk and A. Şişman, “Gas diffusion in nano scale”, ECOS 2010, 23rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 14-17 June 2010, Lausanne, (Switzerland)

25.    C. Firat and A. Şişman, “Effects of Particle-Wall Interactions on Thermodynamic Behaviors of Gases in Nano Scale”, ECOS 2010, 23rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 14-17 June 2010, Lausanne, (Switzerland)

26.    A. Şişman, C. Firat and Z.F. Öztürk, “Inhomogenous density distributions of ideal gases in nano structures”, 10. Joint European Thermodynamics Conference, 22-24 June, 2009, Kopenhagen, (Denmark).

27.   Z.F. Öztürk and A. Şişman, “Quantum size effects on self-thermal diffusion of gases”, 10. Joint European Thermodynamics Conference, 22-24 June, 2009, Kopenhagen, (Denmark).

28.   G. Babaç and A. Şişman, “Thermosize effects and thermodynamic analysis of a thermosize power cycle”, 10. Joint European Thermodynamics Conference, 22-24 June, 2009, Kopenhagen, (Denmark).

29.   G. Babaç, H. Özgün, A. Sisman, “Theoretical and Experimental Characterizations of Thermoelectric Modules at Cryogenic Temperature”, ICT2009&ECT2009, The 28th International Conference on Thermoelectrics and The 7th European Conference on Thermoelectrics, 26-30 July, 2009, Freiburg, (Germany)

30.   A. Şişman, Z.F. Öztürk and C. Firat , “Quantum size effects on gas diffusion in nano-scale: an isotopic enrichment possibility for light elements”, The 19th International Symposium on Transport Phenomena,  17-20 August, 2008, Reykjavik, (Iceland).

31.  Z.F. Ozturk, A. Sisman, “Violation of the Wiedemann-Franz Law in Nano-scale”, The 19th International Symposium on Transport Phenomena, 17-20 August, 2008, Reykjavik, (Iceland).

32.  C. Firat, A. Sisman and Z. F. Ozturk, “Thermodynamics of Gases in Nano Cavities”, ECOS 2008, 21st International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 24-27 June 2008, (Poland).

33.  Gülru Babaç, A. Sisman , “2D Thermal Model of a Liquid Hydrogen Tank with Double Vapor Cooled Shields”, The 17th World Hydrogen Energy Conference, 15-19 June 2008 Brisbane, Queensland (Australia).

34.  M. Aydın and A. Şişman, “2D Modelling of a PEM Fuel Cell”, Proceedings of IHEC2007 (International Hydrogen Energy Congress and Exhibition 2007), 13-15 July 2007, Istanbul, (Turkey).

35.  T. Çimen, G. Babaç and A.Şişman, “Thermal Analysis and Optimum Design of a Liquid Hydrogen Tank”, Proceedings of IHEC2007 (International Hydrogen Energy Congress and Exhibition 2007), 13-15 July 2007, Istanbul, (Turkey).

36.  C. Fırat and A.Şişman, “Quantum surface energy and lateral forces in ideal gases”, Joint European Thermodynamics Conference IX (JETC IX), pp: 68-74, 12-15 June 2007, Ecole nationale supérieure des mines de Saint-Étienne, (France).

37.  A.Şişman, Z.F.Öztürk and C.Fırat, “Quantum surface tension in ideal gases”, World Year of Physics 2005-Turkish Physical Society 23rd. International Physics Congress, 13–16 September 2005, Muğla (Turkey).

38.  A. Şişman, H. Saygın and A. Öztürk, “Availability Analysis Of The Ericsson Refrigeration Cycles Working With Quantum Ideal Gases”, Proceedings of ECOS2001, pp:115-121, 4-6 July, 2001, Istanbul (Turkey).

39.  A. Şişman and H. Saygın, “Thermodynamic Analyses Of Heat Engines Based On The Casimir Effect at Finite Temperature”, 2nd International Heat Powered Cycles Conference, pp:147-152, 5-7 September, 2001, Paris (France).

40.  H. Saygın and A. Şişman, “An Overview Of Thermodynamic Gas Cycles Working At Quantum Degeneracy Conditions”, 2nd International Heat Powered Cycles Conference, pp:139-146 5-7 September, 2001, Paris (France).

41.  H. Saygın, T. Büke, A. Şişman, “Reactivity Calculations for the Fuel Elements of ITU TRIGA Mark-II Reactor by Means of One-Group Perturbation Theory”, 14th European TRIGA Conference, Sep. 22-25, 1996, Mainz (Germany).

42.  A. Durmayaz, A. Şişman, F. Çetin, H. Yavuz, “Determination of the Effect of Xenon-135 Poisoning on Reactivity for the ITU TRIGA Mark-II Reactor”, 14th European TRIGA Conference, Sep. 22-25, 1996, Mainz (Germany).

43.  T. Büke, A. Şişman, A. Durmayaz, H. Yavuz, “An Experience on The Purification of Bacterially Infested ITU TRIGA Mark-II Reactor Water”, 14th European TRIGA Conference, Sep. 22-25, 1996, Mainz (Germany).

44.  B. Erbay, A. Şişman, H. Yavuz, “Analysis of Ericsson Cycle at Maximum Power Density Conditions”, ECOS-96, June 25-27, 1996, Stockholm, Sweden.

45.  H. Yavuz, A. Bayülken, B. Can, N. Kurul, C. Baytaş, T. Büke, M. Aydın, A. Şişman, “Computerization of ITU TRIGA Mark-II Console”, 12th European TRIGA Users Conference, Bükreş, ROMANYA, 28 September-1 October 1992.


Papers Published in International Conference Abstract Books

1. A. Aydin and A. Sisman, “Macroscopic quantum shape effects on thermodynamic potentials”, 14th Joint European Thermodynamics Conference, 21-25 May 2017, Budapest, Hungary.

2. S. Karabetoglu and A. Sisman, “Thermosize effects in semiconductors”, 14th Joint European Thermodynamics Conference, 21-25 May 2017, Budapest, Hungary.

3. A. Aydin and A. Sisman, “A Torque induced by matter waves as a new macroscopic quantum phenomenon”, Fifth Quantum Thermodynamics Conference, 13-17 March 2017, Oxford, (UK)

4. A. Aydin and A. Sisman, “Phase transition of quantum oscillations in 1D Fermi gas”, 25th SITGES Conference on Statistical Mechanics: Nonequilibrium phenomena in confined systems, 6-10 June 2016, Barcelona, (Spain)

5. S. Karabetoglu and A. Sisman, “Modification of Knudsen law due to quantum size effects”, 25th SITGES Conference on Statistical Mechanics: Nonequilibrium phenomena in confined systems, 6-10 June 2016, Barcelona, (Spain)

6. S. Karabetoglu and A. Sisman, “Thermosize potential in non-degenerate semiconductors” 34th Annual International Conference on Thermoelectrics & 13th European Conference on Thermoelectrics, June 28- July 2, 2015, Dresden, (Germany).

7. A. Aydin, A. Sisman and Z. F. Ozturk, “Thermal conductivity oscillations in 2DEG” 13. Joint European Thermodynamics Conference, 20-22 May, 2015, Nancy, (France).

8. G. Babac and A. Sisman, “Thermosize potential in semiconductors” 13. Joint European Thermodynamics Conference, 20-22 May, 2015, Nancy, (France).

9. A. Aydin and A. Sisman, “Dimensional Transition Point in Thermodynamic Properties of Maxwell-Boltzmann Gases” 4th International Conference on Statistical Physics, 7-11 July 2014, Rhodes, (Greece)

10.    C. Aksakal, A. Şişman, B. Barutçu and S. Yılmaz “The repeatability investigation of impedance spectrum for SLI Lead Acid Batteries” 9th International Electrochemistry Meeting in Turkey, 25-29 September 2011, İzmir, (Turkey).

11.    A.Şişman and H. Özgün, “Thermoelectric generators and their applications for energy from space”, Programme and Abstracts of International Workshop on Energy From Space for a Sustainable Environment, pp:31, 6-7 November 2008, Istanbul, (Turkey)

12.    Z.F.Öztürk and A.Şişman, “Quantum size effects on transport properties of noble gases”, Programme and Abstracts of the XXIII IUPAP International Conference on Statistical Physics, pp:197, 9-13 July 2007, Genova (Italy).

13.    B.Barutçu and A.Şişman, “Quantum size effects on the metric properties of thermodynamic state space”, Thermodynamics 2007, 26-28 September 2007, Rueil-Malmaison (France).

14.    A. Şişman and I. Muller, "Casimir-like size effects in ideal gases", Workshop on Discrete Atomistic Models and Their Continuum Limits, 4-6 December 2003, WIAS, Berlin (Germany).

15.    A. Şişman (Invited Speaker), “Quantum Degeneracy, Classical and Finite-Time Thermodynamics: II. Some Applications on Work Analyses and Optimizations”, Advances in Finite-Time Thermodynamics Conference”, 12-14 November, 2000, Jerusalem (Israil).

National Conference Papers Papers Published in National Conference Proceedings

1. M. Aydin, M. Onur and A. Sisman, “A new application methodology for constant temperature thermal response tests”, 13. National HVAC & Sanitary Congress and Exhibition, TESKON2013, Izmir, 19-22 April 2017, Turkey.

2. M. Aydin, A. Sisman, S. Dincer, C. Erdogan and A. Gultekin, “Thermal response test and analytical prediction of borehole performance for ground source heat pumps”, 11. National HVAC & Sanitary Congress and Exhibition, TESKON2013, Izmir, 17-20 April 2013, Turkey.

3.    A. Şişman, H. Yavuz, “High Temperature Corrections for the Expressions of Radiative losses from a black-body”, 11. National Heat Science and Technology Conference, Edirne, 17-19 September 1997, Turkey.

4.    A. Şişman, H. Yavuz, “Utilization of Magnetohydrodynamic Generators in Thermal Power Plants and Development of A Pre-Design Method”, 8. National Heat Science and Technology Conference, Eskişehir, 10-12 September 1991, Turkey.

Published Technical Reports

1. Energy and its future in Turkey-ITU Vision, December 2006, (the section for hydrogen energy was written together with Prof. Dr. Figen Kadırgan),

2. Project reports of the scientific research projects given above.

3. More than 20 reports for characterization and performance measurements of different devices and materials.