• PhD in Probability and Mathematical Statistics (2019)
     Huazhong University of Science and Technology, Wuhan, China.
• MSSc in Library and Information Science (2014)
    University of Kelaniya, Kelaniya, Sri Lanka.
• BSc Special Degree in Mathematics – Second Class (Upper Division) (2008)
    University of Ruhuna, Matara, Sri Lanka.

• Queueing Theory
• Stochastic Modeling
• Markov Processes
• Probability Theory

Journal Publications

1. I.G. Suranga Sampath, Rakesh Kumar, Bhavneet Singh, Jicheng Liu and Sapana Sharma (2020), A matrix method for transient solution of an M/M/2/N queuing system with heterogeneous servers and retention of reneging customers, Reliability: Theory & Applications, 15 (4), pp. 128-137.
2. Sampath, M. I. G. S., Kalidass, K. and Liu, J. (2020), Transient analysis of an M/M/1 queueing system subjected to multiple differentiated vacations, impatient customers and a waiting server with application to IEEE 802.16e power saving mechanism, Indian Journal of Pure and Applied Mathematics, 51 (1), pp. 297-320.
3. Sampath, M. I. G. S. and Liu, J. (2020), Impact of customers’ impatience on an M/M/1 queueing system subject to differentiated vacations with a waiting server, Quality Technology and Quantitative Management, 17 (2), pp. 125–148.
4. Sampath, M. I. G. S. and Liu, J. (2018), Transient Analysis of an M/M/1 Queue with Reneging, Catastrophes, Server Failures and Repairs, the Bulletin of the Iranian Mathematical Society, 44 (3), pp. 585–603.

Chapters in Edited Volumes

1. Sampath, M. I. G. S. and Kalidass, K. (2019), Transient analysis of a repairable single server queue with working vacations and system disasters, Proceedings of XXII International Conference on Distributed Computer and Communication Networks: Control, Computation, Communications, Moscow, Russia, 23-27 September 2019,  Vishnevskiy, V. M., Samouylov, K. E. and Kozyrev, D. V. (Ed.), Communications in Computer and Information Science, CCIS, 1141, pp. 258-272, Springer. [DOI: 1007/978-3-030-36625-4]

Presentations at National/International Conferences/Symposiums

Published as full papers

1. Sampath, M. I. G. S. (2020), Transient analysis of an M/M/1/N queue with balking, catastrophes, server failures and repairs, International Conference on Distributed Computer and Communication Networks: Control, Computation, Communications (DCCN2020), Moscow, Russia, 14-18 September 2020. (Published as a full paper)
2. Sampath, M. I. G. S. (2019), Application of queueing theory to Library Management System with special reference to OPAC searching, International Conference of University Librarians Association (ICULA 2019), Colombo, Sri Lanka, 18 September 2019.
3. Sampath, M. I. G. S. (2018), Steady-state expression for a repairable single server queue with working vacations and system disasters, The 11th Triennial Conference of Association of Asia Pacific Operational Research Societies (APORS 2018), Kathmandu, Nepal, 06-09 August 2018.

Published in abstracts form

1. Sampath, M. I. G. S. and Liu, J. (2017), Steady-state probabilities of an M/M/1/N queue with customer impatience and multiple-exponential vacations. the First Ahmad Dahlan International Conference on Mathematics and Mathematics Education, Yogyakarta, Indonesia, 13-14 October 2017.
2. Wanigasooriya, P. L. and Sampath, M. I. G. S. (2008), An empirical study of using OPAC, with special reference to the Library of University of Kelaniya, Sri Lanka, 9th annual research symposium, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 18-19 December 2008

• Visiting Lecturer – Bachelor of Arts, Department of Library and Information Science, University of Kelaniya, Kelaniya, Sri Lanka (Academic Year 2008/2009 & 2009/2010)
• Visiting Lecturer – Higher Diploma in Library and Information Science, Department of Library and Information Science, University of Kelaniya, Kelaniya, Sri Lanka (Academic Year 2009/2010, 2010/2011 & 2014/2015)

• Received the Vice-chancellor’s Award in the field of The Outstanding Early Career Researcher in the Library, University of Kelaniya in 2020.
• Received the Vice-chancellor’s Award in the field of The Outstanding Early Career Researcher in the Library, University of Kelaniya in 2019.
• Received the HUST Academic Excellence Award in considering the research papers published in peer reviewed journals indexed in the Science Citation Index for the academic year 2017/2018 in 2019.
• Received two Senate Awards for Research from University of Kelaniya for publishing research papers in internationally recognized journals in 2020.

• Supported from China Scholarship Council to pursue PhD in Probability and Mathematical Statistics at School of Mathematics and Statistics, Huazhong University of Science and Technology, Wuhan, China (2015-2019).
• Received a research fellowship from National Science foundation of China and the Fundamental Research Funds for the Central Universities, China to conduct a collaborative research programme in India (02 February 2018 – 30 April 2018).
• Received the financial assistance from National Science foundation of China and the Fundamental Research Funds for the Central Universities, China to attend the First Ahmad Dahlan International Conference on Mathematics and Mathematics Education, Yogyakarta, Indonesia, 13-14 October 2017.
• Received the financial assistance from the German Academic Exchange Service (DAAD) to participate to the DAAD Spring School on Combinatorial Stochastic Processes which was held in Hanoi, Vietnam from 07-18 March 2016.

• Reviewer – Journal of the University Librarians Association of Sri Lanka (2019, 2020).
• Reviewer – Quality Technology and Quantitative Management (2019).
• Reviewer – The International Research Conference on Smart Computing and Systems Engineering (SCSE) – 2020, University of Kelaniya, Kelaniya, 24th September 2020.
• Reviewer – The 11th Applied Science, Business & Industrial Research Symposium (ASBIRES 2019), University of Wayamba, Kuliyapitiya, Sri Lanka, 06th November 2019.

• Resource Person – The Workshop on Plagiarism Detection Tools for the academic staff members of the Postgraduate Institute of Pali and Buddhist Studies, University of Kelaniya, Sri Lanka, 08 September 2020.
• Resource Person – The Workshop on Information & Communication Technology for Libraries, Computer Laboratory of NILIS, University of Colombo, Colombo, Sri Lanka, 21 March 2014.
• Resource Person – The Workshop on E-Journals for the academic staff members of the faculty of Humanities, University of Kelaniya, Sri Lanka, 09 July 2009.
• Resource Person – The Workshop on Mendeley – Reference management Software for the undergraduate students of Department of Accountancy, Faculty of Commerce and Management Studies, University of Kelaniya, Kelaniya, Sri Lanka, 19 November 2019.
• Resource Person – The Workshop on How to Conduct a Literature Survey for the undergraduate students of Department of Statistics & Computer Science, Faculty of Science, University of Kelaniya, Kelaniya, Sri Lanka, 08 November 2019.

• Joint-secretary in the Kelaniya University Teachers’ Association, University of Kelaniya, Kelaniya, Sri Lanka -2013/2014
• Student Counsellor (Library), University of Kelaniya, Kelaniya, Sri Lanka (Academic year 2019/2020)
• Student Counsellor (Library), University of Kelaniya, Kelaniya, Sri Lanka (Academic year 2012/2013)
• Student Counsellor (Library), University of Kelaniya, Kelaniya, Sri Lanka (Academic year 2011/2012)
• A member of the Criterion 4 Learning Resources and Student Support in the preparation of Self Evaluation Report (SER) for the Institutional Review (IR), University of Kelaniya, Kelaniya.