1. Chandra Shekhar, Prashant Ashiwal, Vipin Kumar, “Unified Manufacturer-Retailer Inventory System for Perishable Products Featuring a Two-Tier Trade Credit and Reverse Logistics Amid Inflation", Process Integration and Optimization for Sustainability, Volume 10(1), ISSN:2509-4238E-ISSN:2509-4246 Scopus, ESCI, Springer (03 Jan 2026) 1-21.
2. Vipin Kumar, Anupama Sharma, Sanjay Kumar Sharma, Amit Kuma “A Sustainable Discount Policy For Deteriorating Items Under Trade-Credit Financing And Power Demand Pattern” Operation Research forum, Volume- 6, 177(2025), ISSN online 2662-2556  Scopus Springer (03 Dec 2025) (1-47)
3. Monika Rani, Vipin Kumar, Neha Saxena, Sachin Kumar, “Production Inventory Model for Perishable Goods with Weibull Distribution Deterioration and Delays in Payment Under Inflationary Environment” International Journal of Logistics Systems and Management, Volume In Press, ISSN online 1742-7975 ISSN print 1742-7967  (Scopus) (IF 0.86) (Oct 13, 2024)
4. Chandra Shekhar, Prashant Ashiwal, Vipin Kumar “A Time Value of Money Imperfect Quality Production Model for Instantaneously Deteriorating Products with Preservation Technology Under Inflation” Int. J. of Process Management and Benchmarking. Volume In Press, ISSN online 1741-816X, ISSN print 1460-6739  (Scopus) (IF 1.38) (Aug 3, 2025)
5. Monika Rani, Sachin Kumar, Vipin Kumar “Sustainable Inventory Decisions for Perishable Products with Multivariate Demand Under Carbon Tax Policy to Determining Selling Price, Cycle Length and Ordering Quantity” Process Integration and Optimization for Sustainability, Volume In press, PP In press, ISSN:2509-4238E-ISSN:2509-4246  Scopus, ESCI, Springer (10 Aug 2025) 1-22.
6. Verma, S. K. ., Sharma, A. ., Kumar, A., Kumar, V*., & Sharma , S. . K.. (2025). Strategic supply chain optimization for eco-friendly products: impact of preservation investment, carbon tax, marketing strategy and pricing on environmental sustainability. International Journal of Basic and Applied Sciences, 14(1), 191-202. (Scopus)
7. Monika Rani, Sachin Kumar, Vikas Tiwari, Vipin Kumar*, “Two Warehouse Inventory Model for Deteriorating Items with Trade Credit Under Inflation” Communications on Applied Nonlinear Analysis Vol 32 No. 9s (2025) pp 255-276 ISSN: 1074-133X   (Scopus)
8. S.K. Rana, R. Kumar, A. Kumar, Vipin Kumar, S. Kumar, “Effect of Preservation on an EPQ Model with Selling and Credit Period Dependent Demand under Carbon Tax Policy" for Proceedings of Nonlinear Analysis and Computational Techniques-2024. In Press (Scopus)
9. Vipin Kumar, Anupama Sharma, C.B. Gupta, “A Multi-Item EOQ Model for Deterioration Items with Ramp-Type Demand and Partial Backlogging under Carbon Emission and Inflationary Environment,” International Journal of Operational Research, Volume 51 No. 2 (2024) pp 260-296. ISSN online 1745-7653 ISSN print 1745-7645 (Scopus) (IF 0.575) (18 Oct 2024) (UGC 23260) (Scopus)
10. Monika Rani, Vipin Kumar, Neha Saxena, Sachin Kumar, “Production Inventory Model for Perishable Goods with Weibull Distribution Deterioration and Delays in Payment Under Inflationary Environment” International Journal of Logistics Systems and Management, Volume In Press, ISSN online 1742-7975 ISSN print 1742-7967                            (Scopus)
11. Monika Rani, Sachin Kumar, Vikas Tiwari, Vipin Kumar, (10/ 08/ 2024) “Inventory Model for Non-Instantaneous Deteriorating Items with Dynamic Demand, Hybrid Payment and Partial Backlogging under the COVID-19 pandemic” International Journal of Procurement Management, Volume in Press, No. In Press, pp. In Press, August 2024 ISSN online 1753-8440, ISSN print 1753-8432 (IF 1.4) (Scopus)
12. Manoharan, G., Vipin Kumar., Karthik, A., Asha, V., Mohan, C. R., & Nijhawan, G. (2024, May). “IoT-Based Smart Inventory Management System Using Machine Learning” Techniques. In 2024 International Conference on Advances in Computing, Communication and Applied Informatics (ACCAI) (pp. 1-5). IEEE. ISBN 979-8-3503-8944-9 (25 July 2024)  (Scopus)
13. Dhir Singh, Amit Kumar, Satish Kumar, and Vipin Kumar, “EOQ Model for Deteriorating Item with Expiration Dates Under Advance-Cash-Credit Payment Policy” Aligarh Journal of Statistics Vol. 44(2024) ISSN 0971-0388 PP 195-412 8 June 2024  (UGC Care)
14. Praveen Kumar, Madan Mohan Gupta, Dharmendra Yadav, Vipin Kumar, “Benefits of Preservation Technology, Reworking, and Waste Management in Sustainable Production-Inventory System in Inflationary Environment” AIP Conf. Proc. 3081 Vol 3081 No. 1, pp 080002-1–080002-14 ISSN 978-0-7354-4863-6 DOP 29 April 2024   (Scopus)
15. Anupama Sharma, Vipin Kumar, S.R. Singh, C.B. Gupta, “Green Inventory Model with Two-Warehouse System Considering Variable Holding Cost, Time Dependent Demand, Carbon Emissions and Energy Consumption,” International Journal of Procurement Management, Volume 19, No.2, pp. 274-296, February 2024   ISSN online 1753-8440  (Scopus)
16. Vipin Kumar, Monika Rani, Sachin Kumar, “An Inventory Model for Deteriorating Items When Demand Depends on Advertisement and Stock with Partial Backlogging”, Proceeding of International Conference on Frontiers of Science and Technology 2021 AIP Conf. Proc. 2597, ISBN: 978-0-7354-4299-3 Volume number: 2597, Dec 29, 2022, Pages 060002-1–10.                                                                                                                 (Scopus)
17. Anupama Sharma, Vipin Kumar, Anil Kumar, C.B. Gupta, “An EOQ Model for Non-Instantaneously Deteriorating Items under Permissible Delay in Payments and Inflation”, Proceeding of International Conference on Frontiers of Science and Technology 2021 AIP Conf. Proc. 2597, ISBN: 978-0-7354-4299-3 Volume number: 2597, Dec 29, 2022, Pages 060001-1–7.                                                                                                                   (Scopus)
18. Shruti Singhal, Vipin Kumar, Jyoti S. Raghav, “A Two Warehouse Inventory Model for Deteriorating Items with Multivariate Demand and Backlogging”, GANITA, Volume 72 Issue 1 ISSN: 0046-5402 39-47 (2022).  (UGC Care)
19. Vipin Kumar, Harikumar Pallathadka, Sanjay Kumar Sharma, Chetan M. Thakar , Manisha Singh, Laxmi Kirana Pallathadka, “Role Of Machine Learning In Green Supply Chain Management And Operations Management”, Materials Today: Proceedings, ISSN 2214-7853. Volume 51, Part 8, 2022, Pages 2485-2489  (Scopus)
20. Shruti Singhal, Vipin Kumar, J. S. Raghav, “An Inventory Model for Deteriorating Items When Demand Depends on Advertisement and Stock with Inflation”, Vidyabharati International Interdisciplinary Research Journal, ISSN 2319-4979 Special Issue on Fostering Human Resilience-Catalyst for Management, Science and Technology (Oct. 2021), p.p.1356-1361.  (UGC Care)
21. Vikas Kumar, Vipin Kumar, Anupama Sharma, “An Inventory Model for Deteriorating Items with Stock Dependent Demand and Partial Backlogging”, International Journal for Research in Applied Science & Engineering Technology (IJRASET) ISSN: 2321-9653; Volume 9 Issue XII Dec 2021, pp 296-302  (UGC Care)
22. Sanjay Sharma, Vipin Kumar, Anand Tyagi, “A Production Inventory Model for Deteriorating Items with Effect of Price Discount under the Stock Dependent Demand”, Reliability: Theory & Applications, Special Issue No 2(64) (ISSN No1932-2321), Volume 16, November 2021 213-224 (Scopus)
23. Vipin Kumar, Chhavi Gupta, S.R. Singh, “An EOQ Model for Non-Instantaneous Deteriorating Items with Stock and Time Dependent Demand with Partial Backlogging”, International Journal of Applied Engineering Research (ISSN 0973-4562) Volume 16, Number 3 (2021) pp. 214-219 (Peer Reviewed) 
24. Vipin Kumar, Anupama Sharma, Amit Kumar, C.B. Gupta, “An Inventory Model For Deteriorating Items With Multivariate Demand And Trade Credit”, Advances in Mathematics: Scientific Journal 9 (2020), no.9, 7501–7514 ISSN: 1857-8365 (printed); 1857-8438 (electronic). (Scopus)
25. Vipin Kumar, Anupama Sharma, C.B.Gupta,  “Optimal Pricing and Ordering Policy for Non-Instantaneous Deteriorating Items with Price and Stock Dependent Demand and Partial Backlogging”, IOSR Journal of Mathematics (e-ISSN: 2278-5728) Volume 15, Issue 6 Ser. III (Nov – Dec 2019), PP 67-72 . (Peer Reviewed)
26. Vipin Kumar, Vikas Kumar, C.B. Gupta, “Inventory Model For Deteriorating Items With Time Dependent Demand Rate Under The Condition Of Permissible Delay In Payment” Centum ISSN 2231-1475 Volume 7 Issue 1-12 2019 pp 53-62                      (Peer Reviewed)
27. Govinda Dhaker, Jyoti S Raghav, Vipin Kumar, “An Inventory Policy For Deteriorating Items With Multivariable Demand With permissible Delay In Payment”, Journal of Emerging Technologies and Innovative Research June 2019, Volume 6, Issue 6  (672-677)  (UGC Care)
28. Anupama Sharma, Vipin Kumar, Jyoti Singh, C.B.Gupta, “Development of an Optimal Inventory Policy for Deteriorating Items with Stock Level and Selling Price Dependent Demand under Trade Credit” International Journal of Applied Engineering Research ISSN 0973-4562 Volume 13, Number 21 (2018) pp. 14832-14841 (Peer Reviewed)
29. Sachin Kumar Verma, Mohd. Rizwanullah, Chaman Singh, Vipin Kumar, “ An Inventory Model for Variable Holding Cost with Partial Backlogging and Constant Deteriorating under Selling Price Demand Rate”, Journal of Applied Science and Computations Volume 5, Issue 10, October/2018 (1182-1189) (UGC Care)
30. Gopal Pathak, Vipin Kumar, C.B. Gupta, “An Inventory Model for Deterioration Items with Imperfect Production and Price Sensitive Demand under Partial Backlogging” International Journal of Advance Research in Computer Science and Management Studies, Volume 5, Issue 8, August 2017 (27-36) (UGC Care)
31. Vipin Kumar, Gopal Pathak, C.B.Gupta,  “An EPQ Model with Trade Credit for Imperfect Items”  International Journal of Advance Research in Computer Science and Management Studies  Volume 5, Issue 7, July 2017 (84-93)  (UGC Care)
32. Gopal Pathak, Vipin Kumar, C.B.Gupta, “A Cost Minimization Inventory Model for Deteriorating Products and Partial Backlogging under Inflationary Environment” Global Journal of Pure and Applied Mathematics, Volume 13, Number 9 (2017),5977-5995 (Scopus)
33. Vipin Kumar, Anupma Sharma, C.B.Gupta, “A Deterministic Inventory Model For Weibull Deteriorating Items with Selling Price Dependent Demand And Parabolic Time Varying Holding Cost” International Journal Of Soft Computing And Engineering ,March 2015, Volume 5,Issue-1 (p.p.52-59) .  (Peer Reviewed)
34. Vipin Kumar, Anupma Sharma, C.B.Gupta, “Two-Warehouse Partial Backlogging Inventory Model For Deteriorating Items With Ramp Type Demand” Innovative Systems Design and Engineering, Vol.6, No.2, 2015(p.p. 86-97) . (Peer Reviewed)
35. Vipin Kumar, C.B. Gupta, “An EOQ model with stock and Price Dependent Demand and Weibull Distribution Deterioration Under Partial Backlogging and Inflation” Ganita Sandesh Vol. 29 No. (1 & 2) 2015 pp 59-74 (UGC Care)
36. Vipin Kumar, Anupma Sharma, C.B.Gupta, ”An EOQ Model For Time Dependent Demand And Parabolic Holding Cost With Preserve Technology Under Partial Backlogging For Deteriorating Item” International Journal Of Education And Science Research Review ,April 2014,volume-1,Issue-2(p.p.179-185) (Peer Reviewed)
37. Vipin Kumar, Gopal Pathak, C.B.Gupta, “A Deterministic Inventory Model for Deteriorating Items with Selling Price Dependent Demand And Parabolic Time Varying Holding Cost Under Trade Credit” International Journal Of Soft Computing And Engineering ,September 2013,Volume 3,Issue-4 (p.p.33-37) (Peer Reviewed)
38. Vipin Kumar, C.B. Gupta and S.R.Singh, “ An EOQ Inventory Model with two level credit-linked demands under permissible delay in payments for Weibull deteriorating items”  Ganita Sandash, December 2012 , Volume 26, Number 2 (p.p. 145-157) (UGC Care)
39. Vipin Kumar, S.R. Singh, “A Finite Horizon Inventory Model with Lifetime Power Demand Pattern and Lost Sales” International Journal of Mathematical Sciences Vol 10 No. 3-4, July-December 2011 00 435-446 (UGC Care)
40. Vipin Kumar, S.R.Singh and C.B. Gupta, “An Integrated Model For Decay Items With Variable Holding Cost And Shortages ”  Ganita Sandash, June 2011, Volume 25, Number 1(p.p. 95-106) (UGC Care)
41. Vipin Kumar, S.R.Singh and Dhir Singh, “An Inventory Model For Deteriorating Items Permissible Delay In Payment Under Two Storage Interest Payable Criterion And Quadratic Demand” International Journal Of Mathematics And Applications, July-December 2011, Volume 4 Number 2 (p.p. 207-219) (Peer Reviewed)
42. Vipin Kumar, S.R.Singh and C.B. Gupta “Effect Of Ramp Type Demand With Time Dependent Deteriorating Items On A Production Inventory System”  Ganita Sandash, December 2010, Volume 24, Number 2 (p.p. 235-241) (UGC Care)
43. S.R. Singh, Vipin Kumar, “Two Storage Inventory Model For Deteriorating Items With Exponential Demand And Shortages” International Transactions in Applied Sciences,2010, Volume 2, No. 4, (p.p.771-784) (Peer Reviewed)
44. Vipin Kumar, S.R. Singh, Sanjay Sharma, “Profit Maximization Production Inventory Models With Time Dependent Demand And Partial Backlogging” International Journal of Operations Research and Optimization, 2010, Volume 1, No.2,(p.p.367-375)  (Peer Reviewed)
45. Vipin Kumar, S.R.Singh and Sanjay Sharma, “Effect of Partial Backlogging on Two Storage Model for Dependent Deteriorating Items with Stock Dependent Demand” International Review of Pure & Applied Mathematics,2010 (P.P. 329-337) (UGC Care)
46. Vipin Kumar and S.R.Singh, “An Integral Inventory Model with Imperfect Production with  Weibull Distribution Rate”  International Journal of Computer, Mathematical Science and Application, December 2008 Volume 2 Number 4  (P.P. 237-248) (Peer Reviewed)
47. Vipin Kumar and S.R.Singh, “A Two Storage Inventory Model with Exponential Demand and Variable Holding Cost” Proceedings of National Seminar on Recent Trends in Advancement of Mathematical and Physical Sciences ISBN No. 81.85126.120-6 (Peer Reviewed)

1. A Sustainable Inventory Model for Deteriorating Items with Power Demand Pattern under Trade Credit and Discount Policy “वर्तमान परिप्रेक्ष्य में भारत के विकास में युवाओं की भूमिका : विविध आयाम”. Organised by  Swami Vivekanand Govt. College, Khetri.  (03-04, November, 2025)
2. Green Two-Warehouse Inventory Model with Deterioration, Multivariate Demand, and Trade Credit Policy, 3rd International Conference on Computational Applied Sciences and Its Applications (ICCASA-2025), Organized by the Department of Basic Sciences, University of Engineering & Management, Jaipur, (September 20-21, 2025).
3. A Sustainable inventory model for deteriorating items with variable demand and partial backlogging under a carbon emission tax, International Conference on Contemporary Trends in Science and Technology for Global Impact (ICCTSTGI-2025) organized by Department of Applied Sciences, Meerut Institute of Engineering and Technology, Meerut, U. P., India (10-12 July 2025)
4. Sustainable Two warehouse Inventory Model for deteriorating Items with multivariate demand, and allowable trade Credit, International Conference on Contemporary Trends in Science and Technology for Global Impact (ICCTSTGI-2025) organized by Department of Applied Sciences, Meerut Institute of Engineering and Technology, Meerut, U. P., India (10-12 July 2025).
5. Sustainable Optimizing Policies for Environmentally Friendly Products with Preservation Investment and Carbon Tax Policy, International conference on Convergence of Applied Sciences to Engineering & Technology COASET-2025 organized by Department of Applied Sciences, Ajay Kumar Garg Engineering College, Ghaziabad (June 27-28, 2025.) 
6. 4th International Conference on Soft Computing and Mathematical Modelling (ICSCMM-24) Department of Applied Sciences, KIET Ghaziabad-201206 held on December 21-22, 2024 “Balancing Profitability and Sustainability: Optimizing Inventory Management with Carbon Taxes and Preservation Investments”
7. International Conference on "Nonlinear Analysis and Computational Techniques" (ICNACT-2024) at VIT Bhopal University, August 8-10, 2024.

   “Optimal Inventory System for Deteriorating Items with Ramp Type Demand and Preservation Technology Investment”.

8. 1st INTERNATIONAL CONFERENCE on Sustainable Development: Challenges, Opportunities and the Future Prospects (SDCOFP-2024) April 12-13, 2024 at BK Birla Institute of Higher Education, Pilani Raj.

   “Optimal Inventory System for Deteriorated Goods with Ramp Type Demand and Advertisement Cost under Inflation”

9. 1st INTERNATIONAL CONFERENCE on Sustainable Development: Challenges, Opportunities and the Future Prospects (SDCOFP-2024) April 12-13, 2024 at BK Birla Institute of Higher Education, Pilani Raj.

   “Effect of Green and Preservation Technology Investment on An Inventory Model with Price sensitive Demand”.

10. 33th Annual International Conference of Rajasthan Ganita Parishad on “mathematical Advance Trends in Recent innovations conference 2024 (MATRIC-2024) 20-21 January 2024 organized by Department of Mathematics at Ravindra Nath Tagore PG College, Kapasan, Chittorgarh, Rajasthan.

   “Application of Preservation Technology in EOQ Model for Decaying Items with Stock and Price Dependent Demand and Partial Backlogging”

11. 32th Annual Conference of Rajasthan Ganita Parishad on “Recent Advancement in Mathematical and Allied Sciences (RAMAS-2023) 25-26 march 2023 organized by Department of Applied Sciences and humanities at BK Birla institute of engineering and technology Pilani.

   “An EOQ model for Deteriorating Items with Advertisement and Stock dependent demand under Partial Backlogging”. 

12. International Conference on Advance Trends in Computational Mathematics, Statistics and Operation Research (ICCMSO - 2022.) 2nd – 3rd April 2022 Organized by Department of Applied Sciences, The NorthCap University, Gurugram, Haryana, India scheduled on 2nd – 3rd April 2022

   “Inventory Model for Deteriorating items With Variable Demand And Partial backlogged Shortages With preservation Investment”

13. International Conference on Advance Trends in Computational Mathematics, Statistics and Operation Research (ICCMSO - 2022.) 2nd – 3rd April 2022 Organized by Department of Applied Sciences, The NorthCap University, Gurugram, Haryana, India Scheduled On 2nd – 3rd April 2022

    “Joint Pricing and Inventory Control Inventory Management for Non-Instantaneous Deteriorating Items with Hybrid Cash-Advance Payment with Partial Backlogging And Time And Price Dependent Demand”

14. Online International conference on recent advances in computational mathematics & Engineering organized by Department of Applied Sciences and Humanities B K Birla Institute of Engineering & Technology, Pilani.  Held from 19/03/2021 to 21/03/2021

   “An Optimal Replenishment Policy for Non-Instantaneous Deteriorating Items with Stock and Time Dependent Demand”

15. 3rd International Conference on Frontiers of Science and Technology-2021 (ICFST-2021) organized by Department of Applied Sciences KIET Group of Institutions, Ghaziabad, India scheduled on August 13-14, 2021

  “An EOQ Model for Non-Instantaneously Deteriorating Items under Permissible Delay in Payments and Inflation”

16. 3rd International Conference on Frontiers of Science and Technology-2021 (ICFST-2021) organized by Department of Applied Sciences KIET Group of Institutions, Ghaziabad, India scheduled on August 13-14, 2021

“An Inventory Model for Deteriorating Items When Demand Depends On Advertisement And Time With Partial Backlogging”

17. 31st Annual Conference of Rajasthan Ganita Parishad on Recent Trends of Mathematics in Science and Engineering (RTMSE-2021) Organized by DEPARTMENT OF MATHEMATICS THE LNM INSTITUTE OF INFORMATION TECHNOLOGY, JAIPUR March 13 - 14, 2021

“An EOQ Model for Non-Instantaneously Deteriorating Items Under Permissible Delay in Payments and Inflation”.

18. International conference on suitable development Molding and optimization (ICSDOM) Feb 16-17, 2021 organized by Operation Research society of India, Meerut Swami Vivekanand Subharti University, Meerut,

“Optimal Inventory Policy for deteriorating items with time varying demand under carbon emanation regulation”

19. Online National Seminar on “Mathematical Sciences: Repositories of Logical Thoughts and Analytical Tools” sponsored by Haryana State Council for Science, Innovation and Technology, Panchkula, Haryana at Department of Mathematics and Statistics, COBS&H, CCS Haryana Agricultural University, Hisar on December 22, 2020.

“Trade Credit Policy for Delayed Deteriorating Items with Shortages and Inflation”

20. International E-Conference on Recent Trends in Advancement in Mathematical and Physical Sciences organized by D.N. College, Meerut U.P. India, on 22-23 May 2020

“Optimal Pricing and Ordering Policy for Non-Instantaneous Deteriorating Items with Price and Stock Dependent Demand and Partial Backlogging”

21. The Second International Conference on Frontiers in Industrial and Applied Mathematics on (FIAM-2019) (December 21-22, 2019) Organized by Department of Applied Sciences (Mathematics) Galgotias College of Engineering & Technology, Greater Noida, U. P, India.

“An Inventory Model for Deteriorating Items with Metavariable Demand and Trade credit” 

22. National seminar on applications of technical terminology in Modeling, optimization and computing in science and Technology organized by SRMIST, Ghaziabad (26-28 April 2019)

“samay ke sath kharab hone vali vastuo jinke bhandaran v rakhrakhav ka karch jo samay pr nirbhar karta he ke liye vyapar rinn yojna”

23. International conference on Recent Advances at Interfaces of Physical and Life Sciences RAIPLS 2019 by University of Rajasthan ( 29-30 January 2019)

“An Inventory with Stock Dependent Demand and Trade Credit”

24. 1st International conference of Association of Inventory Academicians and Practitioners (AIAP) on "Emerging Trends in Inventory, Supply Chain & Reliability Modeling (ETISCRM)” (December 21 -23, 2018) in association with Department of Operational Research, University of Delhi & Department of Mathematics, Gujarat University

“An Inventory Model for Deteriorating Items with Stock and Price Dependent Demand and Tread Credit”

25. National Conference "New Advances in Theoretical Computer Science, Algorithm and Mathematical Modelling" & 29th Annual Conference of Rajasthan Ganita Parishad to be held on 27-28 April 2018 at JIET Jodhpur (Rajasthan).

“An EOQ Model with Stock and Selling Price Dependent Demand and Weibull Distribution Deterioration Under Partial Backlogging and Inflation”

26. 3rd International conference on Communication System ICCS 2017 Organized by B K Birla Institute of Engineering & Technology, Pilani, Raj. INDIA held on 14-16 October 2017

“Optimal Inventory Policy for Deteriorating Items with Time Dependent Demand Rate and Without Shortage under the Conditions of Permissible Delay in Payments and Partial Trade Credit Policy”

27. 27th Annual Conference of Rajasthan Ganita Parishad and National Conference on applied mathematics in engineering and technology held on 5-6 March, 2016 at Sobhasaria Group of Institute, Sikar

“An EOQ Model For Deteriorating Items Having Stock Dependent Demand With Trade Credit Period And Preservation Technology”

28. 27th Annual Conference of Rajasthan Ganita Parishad and National Conference on applied mathematics in engineering and technology held on 5-6 March, 2016 at Sobhasaria Group of Institute, Sikar, Rajasthan, India

“A deterministic inventory Model for deteriorating items with two rates of production and shortage”

29. 25th Annual Conference of Rajasthan Ganita Parishad and National Conference on application of mathematics in Mathematical Research, held on 1-2 March, 2014 at Dept. of Mathematics Seth Motilal (P.G.) college, Jhunjhunu Rajasthan. 

“An EOQ Model for deteriorating items with general ramp type demand and partial Backlogging”

30. National Conference on recent trends and developments in operation research held on February 22-23,2014 at Dept. of Mathematics BITS Pilani (Rajasthan)

“An EOQ model for time dependent demand and parabolic holding cost with preservation technology under partial backlogging for deteriorating items”

31. 81th Annual Session and Symposium of National Academy of Science India (NASI) on “Sustainable Management of Biodiversity using Science & Technology “held on 24-26, December 2011 at University of Kerala.  

“An EOQ Inventory Model for Weibull Deteriorating Items with Two Level Credit-Linked Demands Under Permissible Delay in Payments.

32. 81th Annual Session and Symposium of National Academy of Science India (NASI) on  “Sustainable Management of Biodiversity using Science & Technology” held on 24-26, December 2011 at University of Kerala.

“Modeling of An Integrated Inventory System with Price Dependent Demand and Deterioration”

33. International Conference of the International Academy of Physical Science on “Emerging Interfaces of Physical Science and Technology” held on 14-16 June 2011 at University of Petroleum and Energy Studies, Dehradun (U.K.)

“An Inventory Model for Deteriorating Items with Permissible Delay in Payment under Two – Stage Interest Payable Criterion and Quadratic Demand”.

34. 3rd National Seminar on Recent Trends in Advancement of Mathematical and Physical Science held on 30-31, Jan 2011 at D.N.(P.G.) College Meerut (U.P.)

“Effect of Inflation and Life Time on an Inventory Model with Linear Demand with Shortages”

35. 80th Annual Session and Symposium of National Academy of Science India (NASI) on on “Climate Change – Research, Awareness and Capacity Building” held on 2-4 Dec. 2010 at Jaipur National University, Jaipur (Rajasthan)

“A Supply Chain Model for Decaying Items Cost for Flexible Manufacturing System”

36. 2nd National Seminar on Recent Trends in Advancement of Mathematical and Physical Science held on 30-31, Jan 2010 at D.N.(P.G.) College Meerut (U.P.)

“An Integral Inventory Model with Time Dependent Ordering Cost and Permissible Delay in Payments”

37. 79th Annual Session and Symposium of National Academy of Science India (NASI) on “Science and Technology and the Young (Career, Creativity and Excitement) held on 14-16 Dec. 2009 at Calcutta University Kolkata (W.Bangal)

“An EPQ Model with Price Dependent Demand Rate and Backorder Under the Effect of Inflation”

38. National Seminar on Computational Mathematics and Operation Research held on 28-29 November 2009 at B.K. Birla Institute of Engineering and Technology, Pilani (Raj.)

“Production Inventory Model for Deteriorating Items with retailer Limited Storage Facilities and Time Discounting”

39. National Conference on Recent Trends in The Advancement of Astronomy and Applied Mathematics on 14-15 Nov. 2009 Dept. of Mathematics SGRR(P.G.) College Dehradun (U.K.)

“Analysis of Two Warehouse Inventory Model with Stock & Time Dependent Demand Inflationary Environment”

40. National seminar on Special Function Theory and its Application in Engineering and Technology (SFTAET) on 6-7 Feb 2009 at Dept. of Mathematics Sobhasaria Engineering College Sikar (Raj.)

“An EOQ Model for Decaying Items with Partial Backlogging, Inflation and permissible Delay in Payment”

41. 19th Annual Conference of Rajasthan Ganita Parishad and symposium on Numerical Techniques and their application in mathematics held on 18-19 Jan. 2008at Jaipur Engineering College Jaipur

“Production Inventory Model for Variable Demand and Partial Backlogging with Weibull Deterioration”

42. 77th Annual Session and Symposium of National Academy of Science India (NASI) on Novel Approaches for food and nutritional Security held on 6-8 Dec. 2007 at Central Food and Technological Research Institute Mysore (Karnataka)

“EOQ Model with Deteriorating Items, Time Varying Demand Rate, Inflation and Partial Backlogging on Reserve Money”

43. 94th Indian Science Congress on Planet Earth held on 3-7 Jan 2007 at Annamalai        University Annamalainagar, Chidambaram (Tamil Nadu)

“An EOQ Model for Non-Instantaneous Decaying Items with Partially Lost Sales”

44. National Seminar on Recent Trends in Advancement of Mathematical and Physical Science held on 6th Nov. 2006 at D.N.(P.G.) College Meerut (U.P.)  

“A Two Storage Inventory Model with Exponential Demand and Variable Holding Cost”

1. A New Approach for Estimation of Eigen Value and Eigen Vector” 13/03/2020 (202031006685 A)
2. An Approach Based on Graph Theory to Reduce Mathematical Complexity” 05/11/2021 (202141048336 A)
3. Integrated Business Model for Supply Chain Management” 17/12/2021 (202141057831 A)
4. Machine Learning-Driven Stochastic Differential Equation Inventory Model for Dynamic Stock Optimization” 11/08/2023 (202311049646 A)

1. 2nd International Conference on Communication System held on 18-20 October, 2015, at B.K. Birla Institute of Engineering and Technology, Pilani (Rajasthan)
2. International Conference on Communication System held on 18-20, October, 2013, at B.K. Birla Institute of Engineering and Technology, Pilani (Rajasthan)
3. National Conference on Modeling, computational Fluid Dynamics & Operation research held on 4-5 February,2012 at BITS, Pilani (Rajasthan)
4. National Conference on Mathematical Modeling and Simulation (MMSim10) held on 20-21 March 2010 Dept. of Mathematics Guru Jambheshwar University of Science and Technology, Hisar (Haryana)
5. National Seminar on “Role of Mathematics on Forthcoming Developments in Computer Science “held on 29-30 Nov. 2005 at S.D.(P.G.) College Muzaffarnagar (U.P.)

1. One-week NEP 2020 Orientation & Sensitization Programme under Malaviya Mission Teacher Training Programme (MM-TTP) of University Grants Commission (UGC) Organized by Regional Institute of Education, Mysore (Programme ID - MMC-041-2024-FEB-B-01049) from 22nd February to 1st March 2024.
2. One- week virtual workshop on “Preparation of Research Grants Proposal in Social Studies’ organized by the Department of Management Studies in association with IQAC, Dhanraj Baid Jain College, Chennai-97 from 12/12/2022 to 17/12/2022
3. Participated in the AICTE Recognized Faculty Development Programme on MATLAB - Artificial Intelligence and Optimisation Techniques organized by NTTTTR, Chandigarh Conducted by Electrical Engineering Department from 21/11/2022 to 25/11/2022 (One Week) at B K Birla Institute of Engineering and Technology, Pilani
4. Participated in the AICTE Recognized Faculty Development Programme on IoT Enabled PLC organized by NTTTTR Conducted by Electrical Engineering Department from 10/10/2022 to 14/10/2022 (One Week) at B K Birla Institute of Engineering and Technology Pilani
5. Participated in the AICTE Recognized Faculty Development Programme on Energy Harvesting & Storage Materials & Devices organized by NTTTTR, Chandigarh Conducted by Applied Science Department From 12/09/2022 to 16/09/2022 (One Week) at B K Birla Institute of Engineering and Technology, Pilani, Rajasthan
6. Faculty Development Programme on Role of Optimization in Computational Mathematics, Supply Chain Management & Engineering Participated in the six days International FDP organized by the Department of Mathematics, SRM Institute of Science and Technology,Delhi-NCR Campus, Ghaziabad from 23rd to 28th May, 2022.
7. Five Days TEQIP-III Sponsored Workshop titled “LaTeX and Scilab Organized By Rajasthan Technical University, Kota and Jaipur Engineering College, Kukas, Jaipur (21-25 January,2021)
8. Two week (Online) Interdisciplinary Faculty Development Programme on “Usage of ICT in Education: Challenges and Opportunities during Covid19” organized by Mahatma Hansraj Faculty Development Centre Hansraj College, University of Delhi in collaboration with Department of Mathematics, Chaudhary Charan Singh University, Meerut (02nd July-15th July, 2021
9. Five-day Faculty Development Program on Applications of Optimization Techniques in Science and Engineering Research organised by B K Birla Institute of Engineering & Technology, Pilani. held from 23 August 2020 to 27 August 2020 
10. Two Week Online Short-Term Training Programme on Research Methodology, held during July 06-18, 2020, organized by, Department of Computer Science & Engineering and Department of Electronics & Communication Engineering, University School of Information and Communication Technology, Gautam Buddha University, Greater Noida, Uttar Pradesh, INDIA.
11. One-week online Faculty development Programme on Recent Trends in Research and Applied Statistics organised by Sun Rise University, Alwar 13-19 June 2020
12. Online workshop on Universal human values on the theme Inculcating Universal Human Values in Technical Education organised by All India Council of Technical Education during 3-7 May 2020
13. Five days International Webinar on Mathematics Organized by the Department of Mathematics, Shri Guru Ram Rai (PG) College, Pathri Bagh, Dehradun, Uttarakhand, India held from 14 September to 18 September, 2020.
14. One-week short term course on General Health and Wellness organised by University college of Engineering and Technology, Bikaner under TEQIP III 8-12 September 2020
15. 53rd annual convention of the Operation Research Society of India and International Webinar “Role of Operation Research during pandemic” in association with Operation Research Society of Nepal on December 17-20, 2020
16. Completed the 8 weeks Faculty Development Programme on “Operation Research” NPTEL IIT Roorkee 19-07-2019 to 20-09-2019
17. Completed the 12 weeks Faculty Development Programme on “Mathematical Methods And Its Application” NPTEL IIT Madras 28-01-2019 to 19-04-2019
18. Completed the 8 weeks Faculty Development Programme on “Introduction to abstract and linear algebra” NPTEL IIT MADRAS  13-08-2018- 15-10-2018
19. Participated in One-Week short term course on Analytics and Optimization for Business and Engineering (AOBE-2017) organized by Department of Mathematics and Statistics, School of Basic Science, Manipal University Jaipur, Jaipur Rajasthan India During December 18-22-2017
20. Participated one-week Faculty Development Programme on Recent Trends of Soft Computing Techniques in Software Engineering and Application organized by Department of Computer Science and Engineering, School of Information and Communication Technology, Gautam Buddha University, Greater Noida, U.P. in the calibration with spoken Tutorial of IIT Bombay, Computer Society of India During 19-24 December 2016 (One week)
21. Participated one-week AICTE recognized short term Course on “Induction Training Programme ICT” organized by NTTTTR, Chandigarh from 10/12/2012 to 14/12/2014 at BTTI, Pilani

1. Gopal Pathak (MUR1101770) Mathematics

Co-Supervisor Dr. Vipin Kumar and Supervisor Dr. Jyoti S Raghav

Topic: Development of Optimal Ordering Policy for The Perishable Product Under Trade Credit

Date of Awarded: 09 July 2018

2. Anupama Sharma (MUR1201168) Co-Supervisor (Mathematics)

Co-Supervisor Dr. Vipin Kumar and Supervisor Dr. Jyoti S Raghav 

Topic: Development of Optimal Replenishment Policies for Perishable Products with Shortages and Trade Credit”

Date of Awarded: 11 April 2019

3. Chhavi Gupta (MUR1403082) Computer Science Engineering

Supervisor Dr. Vipin Kumar

Topic “Development and Implementation of Soft Computing Techniques for Inventory Models”

Date of Awarded: 28 March 2022

4. Shruti Singhal (MUR1101779) Mathematics

Co-Supervisor Dr. Vipin Kumar and Supervisor Dr. Jyoti S Raghav

Topic Development and Mathematical Analysis of Some Inventory Model for Decaying Items with Credit Period

Date of Awarded: 10 March 2022

5. Vikas Kumar

Supervisor Dr. Vipin Kumar 

Topic: Development and Analysis of Some Mathematical Models for Deteriorating Items Over A Finite Horizon with Variable Carrying Cost

Date of Awarded: 18 December 2021

6. Monica Rani

Topic: Development and Analysis of some Inventory Policies for Perishable items under permissible Delay in Payments

Date of Awarded: In Progress

7. Devendar Kumar

Topic: Development of Sustainable Inventory Policies for Deteriorating Items Under Controllable Carbon Emissions

Date of Awarded: In Progress

1. Delivered an invited talk at International Conference On “Recent Trend in Science Education & Research" June 28, 2024 at the Institute of Science, Shri Jagdishprasad Jhabarmal Tibrewala University Jhunjhunu Rajasthan “Recent Trends and Advancements in Modeling of Inventory Management for Deteriorating Items”
2. Delivered an invited talk at 33th Annual International Conference of Rajasthan Ganita Parishad on “Mathematical Advance Trends in Recent Innovations Conference 2024 (MATRIC-2024) 20-21 January 2024 organized by Department of Mathematics at Ravindra Nath Tagore PG College, Kapasan, Chittorgarh, Rajasthan.

“Inventory Management for Non-Instantaneous Deteriorating Items with Hybrid Cash-Advance Payment Policy”.

3. Delivered an invited talk at Two days TEQIP III sponsored National Conference on Recent Advances in Mathematical Applications for Science, Engineering and Management and 30th Annual Conference of Rajasthan Ganita Parishad organized by Rajasthan Technical University, Kota with Shekhawati Institute of Engineering and Technology, Sikar Rajasthan 

“A trade Credit Policy for deteriorating items with time dependent demand and Linear holding cost”

4. Delivered an invited talk on “A New approach to inventory trade credits” at National conference on Relevance of applied sciences to emerging Technologies ROASET 2019 at Ajay Kumar Garg Engineering college Ghaziabad UP India 24- 25 April 2019
5. Delivered an Invited Talk on, “Inventory Management” at National Seminar on Total Productive Management at The Institution of Engineers (India) Pilani local Center BKBIET Campus, Pilani (Raj.) India during 13 October 2017
6. Delivered an Invited Talk on, “Mathematical Modeling: An overview” at National Seminar on “Recent Advances in Mathematics and Its Computational Aspects” at Department of Mathematics, Shaheed Mangal Pandey Govt. Girls P.G. College, Meerut, Uttar Pradesh. during 11-12 November 2016.
7. Delivered an Expert Talk on, “Basis of Mathematical Modeling” at Faculty Development Programme on “Recent Trends of Soft Computing Techniques in Software Engineering and Application” at Department of Computer Science and Engineering, School of Information and Communication Technology, Gautam Buddha University, Greater Noida, 19-24 December 2016

1. Chaired a session at 33th Annual International Conference of Rajasthan Ganita Parishad on “mathematical Advance Trends in Recent innovations conference 2024 (MATRIC-2024) 20-21 January 2024 organized by Department of Mathematics at Ravindra Nath Tagore PG College, Kapasan, Chittorgarh, Rajasthan.
2. Chaired a session at the International Conference on Advance Trends in Computational Mathematics, Statistics and Operation Research (ICCMSO - 2022.) 2nd – 3rd April 2022 Organized by Department of Applied Sciences, The Northcap University, Gurugram, Haryana, India scheduled on 2nd – 3rd April 2022.
3. Co-Chaired a Session at 3rd International Conference on Frontiers of Science and Technology-2021 (ICFST-2021) organized by Department of Applied Sciences KIET Group of Institutions, Ghaziabad, India scheduled on August 13-14, 2021.
4. Chaired a session at two days TEQIP-III Sponsored Conference on Recent Advance in Mathematics Applications for Science Engineering and Management & 30th Annual conference of Rajesthan Ganita Parishad Organised by Rajasthan Technical university and Shekhawati Institute of Engineering and Technology, Sikar during 26-27 feb 2019. 
5. Chaired a session at National Conference on “New Advances in Computer Science, Algorithms and Mathematical Modelling” at JIET during April 27-28 2018.
6. Coordinate a session Soft Computing Techniques of on 20th December, 2016 one-week Faculty Development Programme at Department of Computer Science and Engineering, School of Information and Communication Technology, Gautam Buddha University, Greater Noida.
7. Chaired a session at National Seminar on “Recent Advances in Mathematics and Its Computational Aspects” at Shaheed Mangal Pandey Govt. Girls P.G. College, Meerut, Uttar Pradesh during November 11-12 2016.
8. Co-Chaired a session at National Seminar on “National conference on Computational Mathematics & Operations Research” at BKBIET, Pilani during October 15-16, 2016.

• Received certificate of recognition for distinguished contribution to the admission process during AY 2024-25.
• Received certificate of recognition for publication during AY 2022-23.
• Received certificate of recognition for the result of more than 90% in the subject taught during AY 2022-23.
• Received certificate of recognition for the result of more than 90% in the subject taught during AY 2021-22.
• Got Certificate of appreciation by M.R. Morarka-GDC, Rural Research Foundation, Nawalgarh (2016). 
• Got Certificate of appreciation in D.N. College, Meerut (2010).
• Best Presentation awards by National Academy of Science, India (NASI) 2009.

• Life Member of Indian Science Congress Association (Membership No. L34101).
• Life Member of Rajasthan Ganita Parishad, Rajasthan, (Membership No. 08/315).
• Nominee Member of Computer Society of India (CSI).
• International Association of Engineers (IAENG).
• Three years member at Rajasthan Ganita Parishad executive committee.

• Editorial Board Member of International Journal of Computing and Mathematical Application.
• Editorial Board Member of International Institute of Engineers (IIE). 
• Editorial Board Member of International Academy of Arts, Science & Technology (IAAST).
• Editorial Board Member of International Journal of Education and Science Research Review (IJESRR).
• Editorial Board Member of International Journal of Operations Research and Optimization.

• Process Integration and Optimization for Sustainability. Springer
• Sustainable Development
• Non-Linear Analysis & Applied Mathematics of Boletim da Sociedade Paranaense de Matemática.
• Aligarh Journal of Statistics.
• Asian Research Journal of Mathematics.
• Asian Journal of Research in Computer Science.
• Asian Journal of Mathematics and Computer Research.

• Served as an External Expert for different activity (Recruitment, Research, Projects) for many institutions.
• Served as an External Expert in Ph.D. Synopses/Thesis evaluation.
• Served as an external expert in the Department of Mathematics, BITS Pilani, in a three-member committee for extension of SRF tenure. 
• Prepared syllabus of Advanced mathematics with Matlab for university.
• Worked as a paper setter for B.Tech.

ADMINISTRATIVE EXPERIENCE

• Served as the coordinator of the Scientific Model Competition held at B K Birla Institute of Engineering and Technology, Pilani on 24 Jan 2024.
• Served in the organizing committee of ATAL FDP on “Semiconductor Excellence: Unveiling Design & Development (SEDD)” held at B K Birla Institute of Engineering and Technology, Pilani from 04-09 Dec. 2023.
• Served in the organizing committee of ATAL FDP on “IOT Enabled PLC” held at B K Birla Institute of Engineering and Technology, Pilani from 30 Oct-04 Nov. 2023.
• Working as a general secretary of Rajasthan Ganita Parishad (RGP).
• Serving as A Hostel Warden.
• Working as a member of admission committee in Institute
• Served as Convener in 32th Annual Conference of Rajasthan Ganita Parishad on “Recent Advancement in Mathematical and Allied Sciences (RAMAS-2023)” during 25 to 26 March 2023 at BK Birla Institute of Engineering & Technology, Pilani (Rajasthan).
• Served as “Organizing Secretary” in a National Seminar on “Computational Mathematics & Operations Research” during 28 to 29 November, 2009 at BK Birla Institute of Engineering & Technology, Pilani (Rajasthan).

Name

Dr. Vipin Kumar

Father’s Name

Sh. Nirankar Singh

Country Visited

France, Italy, Vatican City

Permanent address

Vipin Kumar s/o Sh Nirankar Singh

Moh. Azad Nagar

Town & Post Banat, Dist. Shamli (U.P.), India, 247776

Postal address

Dr. Vipin Kumar,

Department of Applied Sciences (Mathematics),

Bharat Ratna Babasaheb Bhimrao Ambedkar Rajkiya Engineering College, Village: Chalakpur Badfaroshan, Post: Dandupur (Mufrid), Tehsil: Raniganj, Pratapgarh - 230127 (UP).