EDUCATION

PhD in Mechanical Engineering (10/10) 07/06

University of Thessaly, Volos, Greece

School of Mechanical & Industrial Engineering

· Thesis title: “Bubble growth in supersaturated solutions under microgravity conditions”.

Masters of Science in Mechanical Engineering 05/98

The George Washington University, Washington, D.C., U.S.A.

School of Mechanical and Aerospace Engineering

Concentration: Aerospace Engineering

· Thesis title: “Comparative study of the effects of curvature and boundary layers on the two-dimensional supersonic nozzles”.

Bachelor (Hons) of Engineering in Mechanical Engineering 06/94

Sunderland University, Sunderland, England

School of Engineering and Advanced Technology

· Thesis title: “Automated Gathering System used to determine lift and drag coefficients”.

Experimental school of university of Thessaloniki, Thessaloniki, Greece

High school graduate 06/90

PROFESSIONAL EXPERIENCE

Mercantile Marine Academy, N. Mihaniona, Greece 03/09-Now

Research Associate

Advanced Technological Educational Institute of Thessaloniki, Greece 10/02-10/13

Lab Assocociate

AeolusAviation Academy, Thessaloniki, Greece 05/07-02/09

Professional flight training organization (GR-FTO-008)

Co-Founder and General Manager

Chief Ground Instructor 09/08-02/09

Aristotle University of Thessaloniki, Thessaloniki, Greece 10/01-05/07

Research Engineer

· Worked at funded research projects

· Logistics of laboratory of general and inorganic chemical technology (IDAX)

Centre for Research and Technology Hellas, Thessaloniki, Greece 02/00-10/01

Research Engineer

· Worked in the Aerosol and Particle Technology laboratory, where performed applied Research for Aftertreatment Technologies for mobile and stationery sources

· Pilot scale testing (engine emission cell, filter/membrane, testing unit)

· In charge of 6aerosol and particle measurement instruments (3nm to 1000nm) including Condensation Nucleus Counter (TSI,2models), Nanomet particulate measuring system, Scanning Mobility Particle Sizer (TSI), Electric Low Pressure Impactor (DEKATI), Differential Mobility Analyzer (DMA)

Chryssafidis S.A., Thessaloniki, Greece 09/98–01/00

Mechanical Engineer

· Lead engineer

· Gave technical advice for proper use and installation of steam, water and LPG systems

· Hands-on experience of actual sites and industries, giving advice to engineers how their steam, water or LPG system should work efficiently

MIDDLETON AEROSPACE CORPORATION, Boston, MA, USA 10/97–09/98

Trainee engineer

· Fulfilling optional practical training at the Department of Mechanical engineering

TEACHING EXPERIENCE

· Mechanics in food engineering I (Advanced Technological Educational Institute of Thessaloniki)

· Mechanics in food engineering II (Advanced Technological Educational Institute of Thessaloniki)

· Food Processing I (Advanced Technological Educational Institute of Thessaloniki)

· Food Processing II (Advanced Technological Educational Institute of Thessaloniki)

· Computer applications in industry (CFD (Fluent) basics) (Advanced Technological Educational Institute of Thessaloniki)

· Applied Thermodynamics (Mercantile Marine Academy)

· Fluid mechanics (MercantileMarine Academy)

· Principles of flight for Private Pilot Licence & AirlineTransport Pilot License (AeolusAviation Academy)

· Human Factors for PPL & ATPL (AeolusAviation Academy)

· Mass and Balance for PPL & ATPL (AeolusAviation Academy)

· Aircraft general knowledge (ATPL-Alfa Aviation Academy)

· Operational procedures (ATPL-Alfa Aviation Academy)

REFEREED PUBLICATIONS & CITATIONS
· Thodoris D. Karapantsios, Margaritis Kostoglou, Nikolaos Divinis and Vasilis Bontozoglou “Nucleation, growth and detachment of neighboring bubbles over miniature heaters”, Chem. Eng. Sci. 60(13), 3438-3448, 2008, DOI: 10.1016/j.ces.2008.04.002

· Nikolaos Divinis, Thodoris D. Karapantsios, Robert de Bruijn, Margaritis Kostoglou, Vasilis Bontozoglou, J.C. Legros “Bubble dynamics during degassing of liquids at microgravity conditions”, AIChE journal,52(9), 3029-3040, 2006, DOI: 10.1002/aic.10926

· Nikolaos Divinis, Thodoris D. Karapantsios, Robert de Bruijn, Margaritis Kostoglou, Vasilis Bontozoglou, J.C. Legros “Lateral motion and interaction of gas bubbles growing over spherical and plate heaters”, Microgravity Science and Technology , XVIII-3/4, 204-209,2006,

· Divinis, N., Kostoglou, M., Karapantsios, T.D. and Bontozoglou, V. “Self-similar growth of a gas bubble induced by localized heating: The effect of temperature-dependent transport properties”, Chem. Eng. Sci. 60, 1673-1683, 2005, DOI: 10.1016/j.ces.2004.10.024

· Divinis, N., Karapantsios, T. D., Kostoglou, M., Panoutsos, C. S., Bontozoglou, V., Michels, A. C., Sneep, M. C., de Bruijn, R., and Lotz, “Bubbles growing in supersaturated solutions at reduced gravity”, AIChE J. 50(10), 2369-2382, 2004, DOI: 10.1002/aic.10240

· M.S.Nikitidis, T. Manikas, D.Zarvalis, N.Divinis, C.Altiparmakis, A.G.Konstandopoulos, “Collection effeciecny of various filter media in diesel exhaust”, SAE_NA Technical paper series, 45-50,2001-01-065.

Citations:17

Selected citations

· B.R. Fu and Chin PanBubble growth with chemical reactions in microchannels International Journal of Heat and Mass Transfer Volume 52, Issues 3-4, 31 January 2009, Pages 767-776

· G. Yu. Gorand A. E. Kuchma Steady-state composition of a two-component gas bubble growing in a liquid solution: Self-similar approach J. Chem. Phys. 131, 234705 (2009)

· B. M. Weon, J. H. Je, Y. Hwu, and G. Margaritondo A coherent synchrotron X-ray microradiology investigation of bubble and droplet coalescence J Synchrotron Radiat. 2008 November 1; 15(Pt 6): 660–662

CONFERENCES & SEMINARS

Conferences:

· Nikolaos. Divinis, T. D. Karapantsios, M. Kostoglou and V. Bontozoglou, "Non-isothermal multiple bubble growth over miniature heaters", European Low Gravity Research Association (ELGRA) Biennal Meeting, Florence, Italy, 4-7 September, 2007

· Divinis, N, “Bubble dynamics during degassing of dissolved gas saturated solutions at microgravity conditions” Laboratory of general and Inorganic chemical technology, School of Chemistry, Aristotle University of Thessaloniki, 8 February 2006

· Nikolaos Divinis, Robert de Bruijn, Thodoris D. Karapantsios, Margaritis Kostoglou, Vasilis Bontozoglou , J.C. Legros, “Heat triggered degassing of carbonated liquids under microgravity conditions”European Low Gravity Research Association (ELGRA) Biennal Meeting, 21-23/9, Santorini, Greece, 2005 (Poster)

· Nikolaos Divinis, Robert de Bruijn, Thodoris D. Karapantsios, Margaritis Kostoglou, Vasilis Bontozoglou, “Bubble growth in simulated blood under microgravity conditions” XVIIth European Chemistry at interfaces conference, Loughborough, U.K., 27 June – 1 July, 2005

· Divinis, N, “Bubble growth over spherical and plate heaters in microgravity conditions” Laboratory of general and Inorganic chemical technology, School of Chemistry, Aristotle University of Thessaloniki, 19 November 2004

· Nikolaos Divinis, Thodoris D. Karapantsios, Vasilis Bontozoglou , Margaritis Kostoglou, “The motion of bubbles growing in microgravity conditions (parabolic Flights)”, 2nd international conference of aerospace medicine and space research, Thessaloniki, November 18,2004

· Nikolaos Divinis, Thodoris D. Karapantsios, Vasilis Bontozoglou , Margaritis Kostoglou, “The motion of bubbles growing in proximity over spherical and plate heaters during microgravity conditions”, International Workshop on Bubble and Drop Interfaces 2004, “Bubbles & Drops 2004”, Genova, April 25th-28th , 2004

· Divinis, N, “Bubble interaction in microgravity”, Laboratory of general and Inorganic chemical technology, School of Chemistry, Aristotle University of Thessaloniki, 17 April 2003

· Divinis, N., Karapantsios, T.D., Bontozoglou, V., Kostoglou, M., Michels, A.C., de Bruijn, R., “Bubbles interaction in microgravity”, European Low Gravity Research Association (ELGRA) Biennal Meeting, 2-4/3, Munich, Germany, 2003

· Divinis, N., Kostoglou, M., Karapantsios, T.D., Bontozoglou, V., “Transient heat and mass transfer around bubbles growing in carbonated liquids”, Euromech Fluid Mechanics Conference, 24-28/8, Toulouse, France, 2003

· V. Skaperdas, N. Divinis and T.D. Karapantsios “3-d transient simulation of a rotating paddlewheel flowmeter”, 2002 southeastern Europe fluent users group meeting,thess.GR,31/10,1/11/2002

· M. C. Sneep, R. de Bruijn, H. Th. Lotz, A. C. Michels, Ν. Divinis, C. Panoutsos, T. D. Karapantsios, V. Bontozoglou, M Kostoglou, “Mass diffusion bubble growth in reduced gravity” 5th Liquid matter conference,Konstanz,Germany,14-18/09/2002 (Poster)

Speech invitations

· Nikolaos Divinis“ Parabolic flight experience while performing zero-g science”, 5th International Meeting of Aerospace Medicine, Skiathos, Greece, 29 August-3 September, 2007

Seminars

· Technical Seminar – “The proper use of steam”, Athens, Greece 1998

· Successfully completed the following courses of study in Spirax-Sarco ltd., U.K.

Steam utilization
Maintenance of steam systems
Design of steam and condensate systems
Steam boiler plant controls and systems)

Organizing Committee

· European Low Gravity Research Association (ELGRA) Biennal Meeting, 21-23/9, Santorini, Greece, 2005

· 13th IAA International Technical Symposium “Humans in Space”, Santorini, Greece, 2000

RESEARCH PROJECTS

· (Project manager -Researcher) Mass diffusion-induced bubble growth in supersaturated solutions at temperatures below boiling (ESA MSN/GA/2003-51/JV). (In the framework of this project, two European Space Agency Parabolic Flight Campaigns was flown (35th and 38th))

· (Researcher) Design and optimization of a natural flow airduct using solar energy, (ARCHIMEDES 2005)

· (Researcher) In-vivo embolic detector (IVED) is a project funded by the European Space Agency (Contract Number: 18354/04/NL/PA.)

· (Researcher) Development of a prototype CFD code for the coupled solution of solid-fluid movement during the rotation of solid blades inside a two-phase flow field, (PAVET NE 2004)

· Development of an electrodynamic technique for characterizing underground soil conditions, (EPAN 2002)

· (Researcher) Development of a new rotameter for application in water recovery, irrigation and sewage systems, (PAVET 2001)

· (Project Manager)Multidisciplinary Approach to Airborne Pollutant Health Related Issues (MAAPHRI) (QLRT-2001-02357)

· (Researcher) Particulate Size and Composition Measurements for Diesel Exhaust Aftertreatment (PSICO-DEXA) (G6RD-CT-1999-00038)

· (Researcher) System Level Optimization and Control Tools for Diesel Exhaust Aftertreatment (SYLOC-DEXA) (G3RD-CT-1999-00014)

· (Researcher) Advanced Regeneration Technologies for Diesel Exhaust Particulate Aftertreatment (ART-DEXA) (G3RD-CT-1999-00016)

· (Researcher) Multiwavelength Sensor for Sub-micron Particle Analysis (MULTISENS) (BRST-CT98-5537)

AWARDS& HONOURS

· Fellowship recipient for young researchers, Euromech fluid mechanics conference 2003

· Who’s who in Science and Engineering 2007, 2008, 2009, 2010

· Graduated with Honors

· City of Sunderland Education Department Grant Recipient, 1991-1994

· Reviewer in scientific journals

COMPUTER SKILLS

Operating systems: Windows (95, 98, NT, 2000), DOS

Specialized: MATLAB, AutoCAD, Tecplot, Fluent, Image processing, Data acquisition

PROFESSIONAL MEMBERSHIPS

· Technical Chamber of Greece (T.E.E.)

· American Institute of Aeronautics and Astronautics

· American Society of Mechanical Engineers

· The Institution of Mechanical Engineers, U.K.

· Civil Air Patrol, USA (Senior Member)

· Greek Aerospace Medical Association and Space Research (Member)