George Nenes, Assistant Professor

University of Western Macedonia
Department of Mechanical Engineering
Bakola and Sialvera, 50132, Kozani (office No: 206).
+30 24610 56665
gnenes(at)uowm.gr

Personal Information

Nationality: Hellenic

Date of Birth: March, 15th 1978

Birth Place: Athens


Military Service

February 2007 - February 2008, Army Corps


Education

2002-2006

PhD in Aristotle University of Thessaloniki (A.U.Th), Polytechnic School, Department of Mechanical Engineering, Industrial Management Division "Comparative Study of Static and Adaptive Statistical Process Control Charts". Supervisor: Professor George Tagaras

2000-2002

MSc in Management of Production Systems, Aristotle University of Thessaloniki

1995-2000

5-year Diploma in Mechanical Engineering, Aristotle University of Thessaloniki, Polytechnic School, Department of Mechanical Engineering


PostDoc Research

Department of Mechanical Engineering, Aristotle University of Thessaloniki (July 2006 - August 2006 and November 2006 - December 2006)

Econometrics Institute, Erasmus University of Rotterdam, Netherlands (September 2006 - October 2006), Polytechnic School, Department of Mechanical Engineering


Current Academic Rank

Assistant Professor in Applied Operations Research in Industrial Management

Department of Mechanical Engineering

University of Western Macedonia, Kozani, Greece


Research Interests

Statistical Quality Control

Inventory Management

Supply Chain Management

Maintenance Management


Funded Research

Principal Investigator:

"Continuous Business Training of Unemployed in Certified Business Training Centres", Applications of Automation Systems in Industry, Funded by "INTERFACE-Business & Information Training", November 2004 - February 2005

"Continuous Business Training of Unemployed in Certified Business Training Centres", Total Quality Systems in Metal Components Production, Funded by "INTERFACE-Business & Information Training", April 2005 - July 2005

As Member of the Research Team:

"Investigation in Integrated Procedures of Quality Assurance, Preventive Maintenance and Management of Reverse Supply Chains", Funded by the Greek Ministry of Higher Education, Pythagoras II, July 2005 - December 2006

"Development of an Inventory Management System for Critical Stock Keeping Units", Funded by RODA SA, February 2007 - December 2007

"Support of research activities in the Laboratory of Business Administration in the department of Mechanical Engineering, Aristotle University of Thessaloniki", Funded by the Technical Chamber of Greece 

"Development of an intelligent, dynamic information system for the timely tracing of assignable cause and malfunction occurrences in an industrial environment", Funded by Souroti SA and KRI KRI SA, February 2011 - August 2014

"Analysis of Supply and Production Systems: an Integrated Approach", Funded by the European Union (European Social Fund - ESF), Thalis, January 2012 - December 2015


Teaching Experience

Teaching assistant:

Department of Mechanical Engineering, Aristotle University of Thessaloniki (2000 - 2006): Operations Research I, Operations Research II, Industrial Management, Reliability and Maintenance Management, Statistical Quality Control, Inventory Control and Supply Chain Management, Project Management

Instructor:

DEI Bachelor and Master Degrees Thessaloniki (Middlesex University External Programme, 2005-06), Operations Research

DEI Bachelor and Master Degrees Thessaloniki (University of London External Programme, Lead College: Royal Holloway, 2006-07), Operations Management (MBA Level)

University of Western Macedonia, Department of Mechanical Engineering and Department of Informatics and Telecommunications Engineering, (2008 - ): Statistics, Quantitative Analysis, Operations Research I, Simulation and System Dynamics, Inventory and Supply Chain Management, Quality Control

Department of Mechanical Engineering, Aristotle University of Thessaloniki (2011-12): Statistical Quality Control, Operations Research II

Department of Mechanical Engineering, University of Thessaly (2007-11), Quality Management

Department of Production and Management Engineering, Democritus University of Thrace (2007-10): Decision Support Systems, Market Research

Department of Marketing and Operations Management, University of Macedonia (2007-09): Project Management

Department of Technology Management, University of Macedonia (2008-09): Total Quality Management

Department of Mechanical Engineering, University of Thessaly (2009-10): Quality Reliability and Maintenance Systems, Master in Science: "State-of-the-Art Design and Analysis Methods in Industry"

Hellenic Open University, (2014 - ): Basic Tools and Techniques for Quality Control, Master's Degree Programme: "Quality Assurance"


Supervision of Doctoral Dissertations

As a member of the Examination Committee:

Mattheopoulou Evi, Department of Mechanical Engineering, University of Western Macedonia, June 19th, 2014, "Managing Virtual Technology Working Teams: Knowledge Management in Consultant and Informatics Enterprises in South East Europe"

As a member of the Advisory Committee:

Maria Tsotalou, Department of Mechanical Engineering, University of Western Macedonia, February, 2017, - "Development of Appropriate Optimization Methods and Procedures for Application on Large Scale Finite Elements Models"

As a Supervisor:

Konstantinos A. Tasias, Department of Mechanical Engineering, University of Western Macedonia, November 2013 - December 2016. "Development and Analysis of Advanced Adaptive Statistical Process Control Charts for the Joint Monitoring of Variables' Central Tendency and Dispersion"


Journal Publications

Nenes, G., Tagaras, G., 2006. The Economically Designed CUSUM Chart for Monitoring Short Production Runs, International Journal of Production Research, 44 (8), 1569-1587.

Nenes, G., Tagaras, G., 2007. The Economically Designed Two-Sided Bayesian  Control Chart, European Journal of Operational Research, 183 (1), 263-277.

Nenes, G., Tagaras, G., 2008. An Economic Comparison of CUSUM and Shewhart Charts, IIE Transactions, 40 (2), 133-146. (highlighted article in the "Industrial Engineer" magazine of IIE Transactions)

Nikolaidis, Y., Nenes, G., 2009. Economic Evaluation of ISO 2859 Acceptance Sampling Plans used with Rectifying Inspection of Rejected Lots, Quality Engineering, 21 (1), 10-23.

Panagiotidou, S., Nenes, G., 2009. An economically designed, integrated quality and maintenance model using an adaptive Shewhart chart, Reliability Engineering & System Safety, 94 (3), 732-741. 

Nenes, G., Panagiotidou, S., Tagaras, G., 2010. Inventory Management of Multiple Items with Irregular Demand: A Case Study, European Journal of Operational Research, 205 (2), 313-324. (Included among the Top 25 Hottest Articles of EJOR for January to March 2010, April to June 2010 and July to September 2010)

Nenes, G., Tagaras, G., 2010. Evaluation of CUSUM Charts for Finite-Horizon Processes, Communications in Statistics - Simulation and Computation, 39 (3), 578-597.

Nenes, G., Panagiotidou, S., Dekker, R., 2010. Inventory control policies for inspection and remanufacturing of returns: A case study, International Journal of Production Economics, 125 (2) 300-312.

Nenes, G., Panagiotidou, S., 2011. A Bayesian model for the joint optimization of quality and maintenance decisions, Quality and Reliability Engineering International, 27 (2), 149-163.

Nenes, G., 2011. A New Approach for the Economic Design of Fully Adaptive Control Charts, International Journal of Production Economics, 131 (2), 631-642.

Nenes, G., Nikolaidis, Y., 2012. A Multi-period Model for Managing Used Product Returns, International Journal of Production Research, 50 (5), 1360-1376.

Tasias, A. K., Nenes, G., 2012. A Variable Parameter Shewhart Control Scheme for Joint Monitoring of Process Mean and Variance, Computers and Industrial Engineering, 63 (4), 1154-1170.

Castagliola. P., Celano, G., Fichera, S., Nenes, G., 2013. The Variable Sample Size t Control Chart for Monitoring Short Production Runs, International Journal of Advanced Manufacturing Technology, 66 (9-12), 1353-1366.

Celano, G., Castagliola. P., Fichera, S., Nenes, G., 2013. Performance of t control charts in short runs with unknown shift sizes, Computers and Industrial Engineering, 64 (1), 56-68.

Panagiotidou, S., Nenes, G., Zikopoulos, C., 2013. Optimal procurement and sampling decisions under stochastic yield of returns in reverse supply chains, OR Spectrum, 35 (1), 1-32.

Nenes, G., 2013. Optimisation of Fully Adaptive Bayesian  Charts for Infinite-Horizon Processes, International Journal of Systems Science, 44 (2), 289-305.

Nenes, G., Panagiotidou, S., 2013. An Adaptive Bayesian Scheme for Joint Monitoring of Process Mean and Variance, Computers and Operations Research, 40 (11), 2801-2815.

Nenes, G., Castagliola. P., Celano, G., Panagiotidou, S., 2014. The Variable Sampling Interval control chart for finite-horizon processes, IIE Transactions, 46 (10), 1050-1065.

Nenes, G., Tasias, A. K., Celano, G., 2015. A General Model for the Economic-Statistical Design of Adaptive Control Charts for Processes Subject to Multiple Assignable Causes, International Journal of Production Research, 53 (7), 2146-2164.

Skodras, G., Nenes, G., Zafeiriou, N., 2015. Low Rank Coal - CO2 Gasification: Experimental Study, Analysis of the Kinetic Parameters by Weibull Distribution and Compensation Effect, Applied Thermal Engineering, 74, 111-118.

Nenes, G., Nikolaidis, Y., 2015. A New Model for the Representation of the ISO 2859 Standard, Communications in Statistics - Theory and Methods, 44 (1), 159-170.

Celano, G., Castagliola. P., Chakraborti, S., Nenes, G., 2016. The Performance of the Shewhart Sign Control Chart for Finite Horizon Processes, International Journal of Advanced Manufacturing Technology, 84 (5-8), 1497-1512.

Celano, G., Castagliola. P., Chakraborti, S., Nenes, G., 2016. On the Implementation of the Shewhart Sign Control Chart for Low-Volume Production, International Journal of Production Research, 54 (19), 5886-5900.

Tasias, A. K., Nenes, G., 2016. Economic-Statistical Design of Vp Control Schemes for Joint Monitoring of Mean and Variance in the Presence of Multiple Assignable Causes, Quality Technology and Quantitative Management, in press.

Nenes, G., Castagliola. P., Celano, G., 2017. Economic and Statistical Design of Vp Control Charts for Finite-Horizon Processes, IISE Transactions, 49 (1) 110-125.

Panagiotidou, S., Nenes, G., Zikopoulos, C., Tagaras, G., 2017. Joint Optimization of Manufacturing / Remanufacturing Lot Sizes under Imperfect Information on Returns Quality, European Journal of Operational Research, 258 (2), 537-551.

Nenes, G., 2017. New Measures of Statistical Performance of Process Control Charts, Communications in Statistics - Theory and Methods, to appear.

Tasias, A. K., Nenes, G., 2017. Optimization of a Fully Adaptive Quality and Maintenance Model in the presence of Multiple Location and Scale Quality Shifts, Applied Mathematical Modelling, to appear.


Chapters in Books

Tagaras, G., Nenes, G., 2007. Two-Sided Bayesian  Control Charts for Short Production Runs. In Bianca M. Colosimo and Enrique del Castillo Bayesian Process Monitoring Control and Optimization, 167-186. Chapman and Hall/CRC Press Inc.

Zikopoulos, C, Panagiotidou, S., Nenes, G., 2010. The Value of Sampling Inspection in a Single-Period Remanufacturing System with Stochastic Returns Yield. In B. Vallespir and T. Alix. Advances in Production Management Systems. New Challenges, New Approaches. IFIP Advances in Information and Communication Technology, Volume 338, 128-135. (article presented in International Conference on Advances in Production Management Systems, Bordeaux, France, September 19-23)


Other Publications

Nenes, G., Panagiotidou, S., Tagaras, G., 2011. Customized Inventory Management, OR/MS Today, 38 (2), 22.


Publications in Conference Proceedings

Nikolaidis, Y., Nenes, G., 2004. Financial Evaluation of the Sampling Plans that are Proposed by Protypes of Statistical Acceptance Control, 1st Panhellenic Conference for Standardization, Standards and Quality, Thessaloniki, Greece, 12-13 November, 316-324. (in Greek)

Nikolaidis, Y., Nenes, G., 2005. Economic Evaluation of Sampling Schemes that are Proposed by Acceptance Sampling Standards, 10th EURAS Workshop on Standardisation and Networks, Tallinn, Estonia, 2-3 June, 111-116.

Nenes, G., Tagaras, G., 2005. The CUSUM Chart for Monitoring Short Production Runs, 5th International Conference on Analysis of Manufacturing Systems - Production Management, Zakynthos, Greece, 20-25 May, 43-50.

Nenes, G., Nikolaidis, Y., 2006. Economic Dimension and Analysis of Acceptance Sampling Schemes Proposed by ELOT 398.0 - 398.1 Standards, 2nd Panhellenic Conference for Standardization, Standards and Quality, Thessaloniki, Greece, 26-27 May, 653-665. (in Greek)

Nenes, G., Nikolaidis, Y., 2008. A thorough economic evaluation of the ISO 2859:2006 Acceptance Sampling Schemes, 13th MSOM Conference (Manufacturing and Service Operations Management), Adelphi, Maryland, USA, 5-6 June.

Zikopoulos, C, Panagiotidou, S., Nenes, G., 2009. The Value of Sampling Inspection in a Single-Period Remanufacturing System with Stochastic Returns Yield. APMS2009 International Conference on Advances in Production Management Systems, Bordeaux, France, September 19-23. 

Kounias, A., Nenes, G., Nikolaidis, Y., 2010. Economic evaluation of the ISO 2859:2006 Acceptance Sampling plans: the case of a plastics company, 4th Panhellenic Conference for Standardization, Standards and Quality, Thessaloniki, Greece, 19-20 November. (in Greek)

Nenes, G., Panagiotidou, S., Tagaras, G., Zikopoulos, C, 2013. Optimal disposition of returns based on inaccurate quality assessment procedures. International Federation of Automatic Control Proceedings Volumes, St Petersburg, Russia, 19-21 June, 1286-1291.

Tasias, A. K., Nenes, G., 2015. A multi-objective fully adaptive control scheme for joint monitoring of location and scale of processes subject to a multiplicity of assignable causes. 28th Panhellenic Statistics Conference, Athens, Greece, 15-18 April.

Gkouvrou, E., Nenes, G., 2016. The Proposal of Informatics Professors for an Integrated Educational Standard in Informatics Education, 10th Panhellenic Conference of Informatics Professors, Nafplio, Greece, 15-17 April. (in Greek)

Tasias, A. K., Nenes, G., 2016. Optimal Adaptive Maintenance and Quality Control Model for processes subject to Failure and Multiple Quality Shifts affecting both location and scale. 29th Panhellenic Statistics Conference, Naoussa, Greece, 4-7 May.


 

Conference Presentations

Nenes, G., Tagaras, G., 2005. CUSUM Charts for Finite Horizon Processes, Informs Annual Meeting, San Francisco, USA, 13-16 November.

Nenes, G., Tagaras, G., 2006. Two Sided Bayesian Process Control Schemes, Informs International, Hong Kong, 25-28 June.

Dekker, R., Nenes, G., 2008. Remanufacturing Strategies for Relays, 19th Annual Conference of the Production and Operations Management Society, La Jolla, California, USA, 9-12 May.

Nenes, G., Panagiotidou, S., 2009. Variable-parameter Shewhart charts integrating quality and maintenance decisions, 23rd European Conference on Operational Research, Bonn, Germany, 5-8 July.

Nenes, G., Panagiotidou, S., Tagaras, G., 2010. Inventory Management of Multiple Items with Irregular Demand: A Case Study, EURO XXIV Conference, Lisbon, Portugal, 11-14 July.

Nenes, G., Panagiotidou, S., 2012. An Adaptive Bayesian Scheme for Joint Monitoring of Process Mean and Variance, EURO XXV Conference, Vilnius, Lithuania, 8-11 July.

Tasias, A.K., Nenes, G., Celano, G., Tagaras, G., 2013. Economic-Statistical Design of Adaptive X-bar Charts for Processes Subject to Multiple Assignable Causes. 3rd International Symposium on Statistical Process Control, Piraeus, Greece, 9-11 July.

Nenes, G., Panagiotidou, S., Zikopoulos, C, 2015. Joint Optimization of Procurement Lot-sizes in Hybrid Manufacturing / Remanufacturing Systems with Imperfect Quality Information of Returns. 1st International Conference on Agrifood Supply Chain Management & Green Logistics, Porto Carras, Halkidiki, Greece, 27-30 May. 

Tasias, A.K., Nenes, G, 2015. A Fully Adaptive Multivariate Control Scheme for Simultaneous Monitoring of Mean Vector and Covariance Matrix of Processes Subject to a Multiplicity of Assignable Causes. 4th International Symposium on Statistical Process Monitoring, Padova, Italy, 7-9 July.

Celano, G., Castagliola, P., Chakraborti, S., Nenes, G, 2015. The Performance of the t and the Sign Control Charts in Processes with Finite Number of Inspections. 4th International Symposium on Statistical Process Monitoring, Padova, Italy, 7-9 July.

Tasias, A. K., Nenes, G., 2016. Optimal Adaptive Maintenance and Quality Control Model for processes subject to Failure and Multiple Quality Shifts affecting both location and scale. 29th Panhellenic Statistics Conference, Naoussa, Greece, 4-7 May.


 

Invited Speaker

Nenes, G. Quality Management and Statistical Quality Control, Guest Lecture, City College, International Faculty of the University of Sheffield, Thessaloniki, 8 December, 2009.

Nenes, G., Panagiotidou, S., Tagaras, G., 2010. Inventory Management of Multiple Items with Irregular Demand: A Case Study, EURO XXIV Conference, Lisbon, Portugal, 11-14 July.

Nenes, G. Quality Management and Statistical Quality Control, Guest Lecture, City College, International Faculty of the University of Sheffield, Thessaloniki, 1 December, 2010.

Nenes, G. A General Review of Quality Management and Statistical Quality Control, Guest Lecture through the Erasmus Programme, University of Catania, Department of Industrial Management, Catania, Italy, May, 26 - 30, 2014.


 

Reviewer Service

Annals of Management Science

Applied Mathematical Modelling

Asia-Pacific Journal of Operational Research

Communications in Statistics - Simulation and Computation

Communications in Statistics - Theory and Methods

Computers and Industrial Engineering

Engineering Optimization

European Journal of Operational Research

Flexible Services and Manufacturing

Information Sciences

International Journal of Business Science & Applied Management

International Journal of Inventory Research

International Journal of Management Science and Engineering Management

International Journal of Production Economics

International Journal of Production Research

Journal of Applied Statistics

Journal of Quality Technology

Journal of Statistical Computation and Simulation

OMEGA The International Journal of Management Science

Operational Research

Quality & Reliability Engineering International

Quality Technology & Quantitative Management


 

Distinctions and Scholarships

State Scholarship Foundation of Greece, 1999: Undergraduate Scholarship

Hellenic Telecommunications Organization (OTE S.A.), 1999, 2000: Undergraduate Scholarships

Aristotle University of Thessaloniki, 2001: MSc Scholarship

Bank of Greece, 2002: MSc completion Scholarship

State Scholarship Foundation of Greece, 2003 - 2006: PhD Scholarship

Bank of Greece, 2006: PhD completion Scholarship

Finalist in the international Euro Excellence in Practice Competition with the article "Inventory Management of Multiple Items with Irregular Demand: A Case Study", EURO XXIV Conference, Lisbon, Portugal, 2010

Research Committee of Aristotle University of Thessaloniki, 2011. PostDoc Scholarship


 

Languages

Greek, Mother Tongue

English, Cambridge Proficiency

Italian, Medio (Palso)