Department: Information, Risk & Operations Management
Research Areas: Operations Management
Professor, Department of Information, Risk, and Operations Management
Rayan Bagchi received his B.Sc. and M.Sc. from the Indian Institute of Technology (Kharagpur), his M.S. from Washington State University, and his Ph.D. from Pennsylvania State University. His research and teaching interests include operations management, sequencing and scheduling, and management of quality.
ACADEMIC LEADERSHIP & AWARDS
Joe D. Beasley Award for teaching excellence in the masters' curriculum
Rayan Bagchi. 2011. Cost relationships in stochastic inventory systems: A simulation study of the (S,S-1,t+1) model. International Journal of Production Economics 130(2), 196-202.
Jack C. Hayya, Rayan Bagchi, Jeon G. Kim, and Daewon Sun. 2008. On Static Stochaistic Order Crossover. International Journal of Production Economics 114, 404-413.
Rayan Bagchi, F.M. Julien, and M.J. Magazine. 1994. Due Date or Deadline Assignment to Multi-Job Customer Orders. Management Science 40, 1389-1392.
Rayan Bagchi and Genaro J. Gutierrez. 1992. Effect of Increasing Commonality on Service Level and Holding Cost. Naval Research Logistics 39, 815-832.
R.H. Ahmadi and Rayan Bagchi. 1992. Minimizing Job Idleness in Deadline Constrained Environments. Operations Research 40, 972-985.
R.H. Ahmadi and Rayan Bagchi. 1990. Improved Lower Bounds for Minimizing the Sum of Completion Times of n Jobs Over m Machines in a Flow Shop. European Journal of Operational Research 44, 331-336.
R.H. Ahmadi and Rayan Bagchi. 1990. Improved Lower Bounds for Single Machine Scheduling Problems. Operational Research 5, 972-985.
Rayan Bagchi. 1989. Simultaneous Minimization of Mean and Variation of Flow Time and Waiting Time in Single Machine Systems. Operations Research 37, 118-125.
Rayan Bagchi and R.H. Ahmadi. 1987. An Improved Lower Bound for Minimizing Weighted Completion Times with Deadlines. Operations Research 35, 311-313.
Rayan Bagchi, Robert S. Sullivan, and Y.L. Chang. 1987. Minimizing Absolute and Squared Deviations of Completion Times with Different Earliness and Tardiness Penalties and a Common Due Date. Naval Research Logistics Quarterly 34, 739-752.
Rayan Bagchi, J.K. Ord, and Robert S. Sullivan. 1987. Minimizing Mean Squared Deviation of Completion Times with Deadlines. Operations Research 35, 894-906.
Rayan Bagchi. 1987. Modeling Lead Time Demand for Lumpy Demand and Variable Lead Time. Naval Research Logistics Quarterly 34, 687-704.
Rayan Bagchi, Robert S. Sullivan, and Y.L. Chang. 1986. Minimizing Mean Absolute Deviation of Completion Times About a Common Due Date. Naval Research Logistics Quarterly 33, 227-240.
Rayan Bagchi, J.K. Ord, and Robert S. Sullivan. 1986. Parameter Estimation for Convulsions and Compound Distribution. Operations Research Letters 4, 301-308.
Rayan Bagchi, C. Hayya, and C.H. Chu. 1986. The Effect of Lead-Time Variability: The Case of Independent Demand. Journal of Operations Management 6, 159-177.
Rayan Bagchi and Robert S. Sullivan. 1985. Dynamic, Non-Preemptive Priority Queues with General Linearly Increasing Priority Function. Operations Research 33, 1278-1298.
Y.L. Chang, Robert S. Sullivan, Rayan Bagchi, and J.R. Wilson. 1985. Experimental Investigation of Real-Time Scheduling in Flexible Manufacturing Systems. Annals of Operations Research 33, 1278-1298.
Rayan Bagchi. 1984. A Note on Linearly Decreasing, Delay-Dependent, Non-Preemptive Queue Disciplines. Operations Research 32, 952-957.
Rayan Bagchi and J.C. Hayya. 1984. Demand During Lead Time for Normal Unit Demand and Erlang Lead Time. Journal of the Operational Research Society 25, 131-135.
Y.L. Chang, Robert S. Sullivan, and Rayan Bagchi. 1984. Experimental Investigation of Quasi Realtime Scheduling in Flexible Manufacturing Systems, in Proceedings of the First ORSA/TIMS Special Interest Conference on Flexible Manufacturing Systems, Ann Arbor, MI.
Rayan Bagchi, J.C. Hayya, and J.K. Ord. 1984. Modeling Demand During Lead Time. Decision Sciences 15, 157-176.
Rayan Bagchi, J.C. Hayya, and C.H. Chu. 1984. Toward a Solution of the Problem of Lead-Time Variability, in Proceedings of AIDS National Meeting, Toronto, Canada.
Rayan Bagchi, J.K. Ord, and J.C. Hayya. 1983. Distributions of Demand During Lead Time: Approximations and Aids to Decision Making, in Proceedings of the American Statistical Association Meeting, Business Economics Section, Toronto, Canada.
Rayan Bagchi, J.C. Hayya, and J.K. Ord. 1983. The Hermite Distribution as a Model of Demand During Lead Time for Slow-Moving Items. Decision Sciences 14, 447-466.
J.K. Ord and Rayan Bagchi. 1983. Truncated Normal-Gamma Mixture as a Distribution for Lead Time Demand. Naval Research Logistics Quarterly 30, 359-365.
J.K. Ord and Rayan Bagchi. 1982. Truncated Distributions in Inventory Control, in Proceedings of the American Statistical Association Meeting, Business Economics Section, Cincinnati, OH.
Rayan Bagchi. 1981. Capacity Planning: An Inventory Theoretic Approach, in Proceedings of the Southeast AIDS Conference, Charlotte, NC.
D.M. Roundhill, W.B. Beaulieu, and Rayan Bagchi. 1979. Kinetics and Mechanism of the Reaction of Palladium (II) Complexes of o-Diphenylphosphinothioanisole and o-Diphenylphosphino-selenoanisole with the Nucleophiles Thiocyanate and Iodide. Journal of American Chemical Society 101, 5428-5430.