Publications & Presentations

Papers in Refereed International Journal of Repute (SCI & SCOPUS

1. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Triangular-core large-mode-area photonic crystal fiber with low bending loss for high power applications,” Appl. Opt. 53(31), 7246-7251 (2014) (Impact Factor 2017:1.791)

2. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Broadband mid-infrared supercontinuum spectra spanning 2 – 15 µm using As₂Se₃ chalcogenide glass triangular-core graded-index photonic crystal fiber,” J. Lightwave Technol. 33(18), 3914 - 3920 (2015). (Impact Factor 2018: 4.162)

3. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Broadband mid-IR supercontinuum generation in As₂Se₃ based chalcogenide photonic crystal fiber: A new design and analysis,” Opt. Commun. 347, 13 – 19 (2015). (Impact Factor 2018:1.961)

4. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Slow light generation in single mode tellurite fibers,” J. Modern Optics 62(7), 508 – 513 (2015). (Impact Factor 2018:1.657) http://dx.doi.org/10.1080/09500340.2014.988767; (Impact Factor 2018: 1.657)

5. Than Singh Saini, Amira Bailli, Ajeet Kumar, Rim Cherif, Mourad Zghal, and Ravindra Kumar Sinha, “Design and Analysis of Equiangular Spiral Photonic Crystal Fiber for Mid-infrared Supercontinuum Generation ,” J. Modern Optics. 62(19), 1570 – 1576 (2015); DOI: 10.1080/09500340.2015.1051600; (Impact Factor 2018: 1.657)

6. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Design and analysis of large-core multi-trench channel waveguide for high power applications,” Appl. Opt. 54(19), 6134 - 6139 (2015). (Impact Factor 2017: 1.791)

7. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, "Design of large-mode-area microstructured optical fiber with single-mode operation for high power fiber lasers" Advanced Science Letters 21, 2539–2543 (2015). (Impact Factor 2014: 0.42)

8. Rim Cherif, Amine Bensalem, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, and Mourad Zghal, “Design of small core tellurite photonic crystal fiber for slow light based application using stimulated Brillouin scattering" Opt. Engg. 54(7), 075101 – 075101-6 (2015). (Impact Factor 2016: 1.082)

9. Ravindra Kumar Sinha, Ajeet Kumar, and Than Singh Saini “Analysis and Design of Single-Mode As₂Se₃-Chalcogenide Photonic Crystal Fiber for Generation of Slow Light with Tunable Features,” IEEE J. Sel. Topics Quant. Electron. 22(2), 4900706 (2016). (Impact Factor 2018: 4.681)

10. Ajeet Kumar, Than Singh Saini, and Ravindra Kumar Sinha, "Design and analysis of photonic crystal biperiodic waveguide structure based optofluidic-gas sensor," Optik - International Journal for Light and Electron Optics, 126(24), 5172-5175 (2015); doi:10.1016/j.ijleo.2015.09.157. (Impact Factor 2018: 1.914)

11. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Asymmetric Large-Mode-Area Photonic Crystal Fiber structure with Effective Single-Mode Operation: Design and Analysis,” Applied Optics 55(9), 2306 – 2311 (2016). (Impact Factor 2017: 1.791)

12. Reena, Than Singh Saini, Ajeet Kumar, Yogita Kalra, Ravindra K. Sinha, “Rectangular-core large-mode-area photonic crystal fiber for high power applications: Design and analysis,” Appl. Opt. 55(15), 4095 - 4100 (2016). (Impact Factor 2017: 1.791)

13. Ajeet Kumar, Than Singh Saini, Kishor Dinkar Naik, Ravindra K. Sinha, “Large-mode-area single polarization single-mode photonic crystal fiber: design and analysis,” Appl. Opt. 55(19), 4995 – 5000 (2016). (Impact Factor 2017: 1.791)

14. Purniya Jamatia, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design and analysis of a highly nonlinear composite photonic crystal fiber for supercontinuum generation: visible to mid-IR” Appl. Opt. 55(24), 6775 – 6781 (2016). (Impact Factor 2017: 1.791)

15. Varsha Jain, Shubham Sharma, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design and analysis of single-mode tellurite photonic crystal fibers for stimulated Brillouin scattering based slow-light generation” Appl. Opt. 55(25), 6791 – 6796 (2016). (Impact Factor 2017: 1.791)

16. Apurva Tewari, Ajeet Kumar, Than Singh Saini, Ravindra K Sinha, “Design of As₂Se₃ based chalcogenide ridge waveguide for generation of slow light,” Optik - International Journal for Light and Electron Optics 127, 11816 - 11822 (2016). (Impact Factor 2018: 1.914)

17. AGN Chaitanya, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Ultra broadband mid-IR supercontinuum generation in Ge_11.5As₂₄Se_64.5 based chalcogenide graded-index photonic crystal fiber: design and analysis,” Appl. Opt. 55(36), 10138 – 10145 (2016) [Impact Factor 2017: 1.791]

18. Than Singh Saini, Ajeet Kumar, and Ravindra Kumar Sinha, “Design and modeling of dispersion engineered rib waveguide for ultra broadband mid-infrared supercontinuum generation,” J. Modern Opt. 64(2), 143–149 (2017); DOI: 10.1080/09500340.2016.1216190 (Impact Factor 2018: 1.657)

19. Jiten Boruah, Than Singh Saini, Yogita Kalra, Ravindra Kumar Sinha, “Temperature dependent bending loss characteristics of W-type photonic crystal fibers: design and analysis,” Journal of Modern Optics 64(8), 855 - 860 (2017); DOI:10.1080/09500340.2016.1262916; [Impact Factor 2018: 1.657]

20. Sandeep Yadav, Ajeet Kumar, Than Singh Saini, Ravindra Kumar Sinha, “SBS based slow-light generation in rectangular lattice graded-index photonic crystal fiber: design and analysis”, Optik - International Journal for Light and Electron Optics 132, 164 - 170 (2017); DOI: 10.1016/j.ijleo.2016.12.048. [Impact Factor 2018 :1.914]

21. Jiten Boruah, Than Singh Saini, Ravindra Kumar Sinha, "Low bend loss photonic crystal fiber in GaSbS based chalcogenide glass for nonlinear applications: design and analysis," Journal of Nanophotonics 11(3), 036002 (2017). doi: 10.1117/1.JNP.11.036002 [Impact Factor 2016: 1.325]

22. Than Singh Saini, Umesh Kumar Tiwari, Ravindra Kumar Sinha, “Rib waveguide in Ga-Sb-S chalcogenide glass for on-chip mid-IR supercontinuum sources: design and analysis" Journal of Applied Physics 122, 053104 (2017); doi: 10.1063/1.4997541 [Impact Factor 2016: [Impact Factor 2018: 2.328] (Contribution: Corresponding Author, Idea generation, Simulation/Modeling, and Writing manuscript)

23. Priti Siwach, Ajeet Kumar, and Than Singh Saini, “Broadband supercontinuum generation spanning 1.5–13 μm in Ge_11.5As₂₄Se_64.5 based chalcogenide glass step index optical fiber,” Optik - International Journal for Light and Electron Optics 156, 564–570 (2018). https://doi.org/10.1016/j.ijleo.2017.11.199; ISSN: 0030-4026 [Impact Factor 2018 :1.914]

24. Utkarsh Nigam, Ajeet Kumar, and Than Singh Saini, “Numerical modeling of a single-mode optical fiber in bismuth oxide for slow-light generation based on stimulated Brillouin scattering,” Optik - International Journal for Light and Electron Optics 157 1207–1213 (2018). DOI: 10.1016/j.ijleo.2017.11.138 ISSN: 0030-4026 [Impact Factor 2018 : 1.914]

25. Than Singh Saini, Umesh Kumar Tiwari, and Ravindra Kumar Sinha, “Design and analysis of dispersion engineered rib waveguides for on-chip mid-infrared supercontinuum," IEEE/OSA Journal of Lightwave Technology 36(10), 1993-1999 (2018); DOI: 10.1109/JLT.2018.2800282, ISSN: 0733-8724; [Impact Factor 2018: 4.162]

26. Than Singh Saini, Nguyen Phuoc Trung Hoa, Kenshiro Nagasaka, Xing Luo, Tong Hoang Tuan, Takenobu Suzuki, Yasutake Ohishi, “Coherent mid-infrared supercontinuum generation using rib waveguide pumped with 200 fs laser pulses at 2.8 µm,” Appl. Opt. 57(7), 1689 – 1693 (2018); ISSN: 2155-3165 (online); ISSN: 1559-128X (print); [Impact Factor 2016: 1.791].

    1. Umesh Tiwari, Than Singh Saini, Chhavi Saini, Manish Bharadwaj, “Performance evaluation of the UDWDM-PON with 10 Gbps Bit rate using FBG based dispersion compensation,” J. Optoelectronics and Adv. Materials, 20(3), 113 – 117 (2018); ISSN: 14544164; [Impact Factor: 0.29]

27. Xing Luo, Tuan Hoang Tong, Than Singh Saini, Hoa Phuoc Trung Nguyen; Takenobu Suzuki; Yasutake Ohishi, “Brillouin comb generation in a ring cavity with tellurite single mode fiber,” Opt. Commun. 426, 54 – 57 (2018). https://doi.org/10.1016/j.optcom.2018.05.024; ISSN: 0030-4018; [Impact Factor 2018: 1.961]

28. Hoa Phuoc Trung Nguyen, Kenshiro Nagasaka, Tong Hoang Tuan, Than Singh Saini, Xing Luo, Takenobu Suzuki, and Yasutake Ohishi, “Highly coherent supercontinuum in the mid – infrared region with cascaded tellurite and chalcogenide fibers,” Appl. Opt. 57(21), 6153-6163 (2018); ISSN: 2155-3165 (online); ISSN: 1559-128X (print); [Impact Factor 2017: 1.791].

29. Xing Luo, Tong Hoang Tuan, Than Singh Saini, Hoa Phuoc Trung Nguyen, Takenobu Suzuki, and Yasutake Ohishi,” Spacing-adjustable multi-wavelength erbium-doped fiber laser using a fiber Michelson interferometer,” Appl. Phys. Express 11, 082501 (2018); ISSN: 1882-0778 (print); 1882-0786 (web); [Impact factor 2017: 2.555].

30. Than Singh Saini, Tong Hoang Tuan, Xing Luo, Nguyen Phuoc Trung Hoa, Takenobu Suzuki, Yasutake Ohishi, "Coherent mid-infrared supercontinuum spectrum using a step-index tellurite fiber with all-normal dispersion," Applied Physics Express 11, 102501 (2018). ISSN: 1882-0778 (print); 1882-0786 (web); [Impact factor 2017: 2.555].

31. Than Singh Saini, Nguyen Phuoc Trung Hoa, Luo Xing, Tong Hoang Tuan, Takenobu Suzuki, Yasutake Ohishi, “Chalcogenide W-type Co-axial Optical Fiber for Broadband Highly Coherent Mid-IR Supercontinuum Generation" Journal of Applied Physics 124, 213101 (2018); https://doi.org/10.1063/1.5062591; ISSN (E-ISSN) 1089-7550, ISSN (Print) 0021-8979; [Impact factor: 2018: 2.328].

32. Umesh Kumar Tiwari, Than Singh Saini, Vipender Negi, Amit Pandey, Harry Garg, Ravindra Kumar Sinha, “Design and development of a field-deployable packaged fiber Bragg grating based accelerometer" Optical Engineering, 58(1), 014104 (2019); doi: 10.1117/1.OE.58.1.014104. ISSN: 0091-3286, E-ISSN: 1560-2303; [Impact Factor 2016: 1.082].

33. Than Singh Saini, Nguyen Phuoc Trung Hoa, Tong Hoang Tuan, Xing Luo, Takenobu Suzuki, Yasutake Ohishi, “Tapered tellurite step-index optical fiber for coherent near-to-mid-IR supercontinuum generation: Experiment and modeling,” Appl. Opt. 58(3), (2019); ISSN: 2155-3165 (online); ISSN: 1559-128X (print); [Impact Factor 2017: 1.791].

34. Umesh Kumar Tiwari, Than Singh Saini, Vipender Negi, Amit Pandey, Harry Garg, Ravindra Kumar Sinha, “Design and development of a field deployable packaged fiber Bragg grating based accelerometer" Opt. Engg. 58(1), 014104 (2019); doi: 10.1117/1.OE.58.1.014104. ISSN: 0091-3286, E-ISSN: 1560-2303; [Impact Factor 2016: 1.082]

35. Hoa Phuoc Trung Nguyen, Tuan Hoang Tong, Than Singh Saini, Luo Xing, Takenobu Suzuki, Yasutake Ohishi, “Highly coherent supercontinuum generation in a tellurite all-solid hybrid microstructured fiber pumped at 2 micron,” Applied Physics Express 12(4), 042010 (2019). Doi: 10.7567/1882-0786/ab0aac; ISSN: 1882-0778 (print); 1882-0786 (web); [Impact factor 2018: 2.772].

36. Than Singh Saini, Hoa Phuoc Trung Nguyen, Xing Luo, Tong Hoang Tuan, Takenobu Suzuki, Yasutake Ohishi, “Broadband high-power mid-IR supercontinuum generation in tapered chalcogenide step-index optical fiber,” OSA Continuum 2(5), 1652 – 1666 (2019); https://doi.org/10.1364/OSAC.2.001652; ISSN: 2578-7519;

37. Luo Xing, Tuan Hoang Tong, Than Singh Saini, Hoa Phuoc Trung Nguyen; Takenobu Suzuki; Yasutake Ohishi, “Tunable and switchable all-fiber dual-wavelength mode locked laser based on Lyot filtering effect,” Optics Express 27(10), 14635 – 14647 (2019); ISSN:1094-4087; https://doi.org/10.1364/OE.27.014635; [Impact factor 2017: 3.356]

38. Xing Luo, Tong Hoang Tuan, Than Singh Saini, Hoa Phuoc Trung Nguyen, Takenobu Suzuki, Yasutake Ohishi, “All-fiber supercontinuum source pumped by noise-like pulse mode locked laser,” IEEE Photonics Technology Letters, 31(15), 1225 – 1228 (2019). ISSN (print): 1041-1135; ISSN (online): 1941-0174; DOI: 10.1109/LPT.2019.2922437. [Impact factor 2017: 2.553]

39. Xing Luo, Tong Hoang Tuan, Than Singh Saini, Hoa Phuoc Trung Nguyen, Takenobu Suzuki, Yasutake Ohishi, “Self-starting all-fiber mode-locked laser based on Mamyshev mechanism with high-energy pulse generation at 1550 nm,” IEEE/OSA Journal of Lightwave Technology (Accepted 15 Oct 2019). [Impact factor 2018: 4.162]

40. Than Singh Saini, Tong Hoang Tuan, Takenobu Suzuki, Yasutake Ohishi, “Coherent mid-IR supercontinuum generation using tapered chalcogenide step-index optical fiber: experiment and modelling,” Scientific Report, Nature Publication (Accepted on 9 December 2019), ISSN: 2045-2322 (online), [Impact factor 2018: 4.011]

Papers Published in Reputed International Conference/Workshop/School/College Proceedings

SPIE / OSA / AIP Conference Proceedings (online published)

1. Vikas Tyagi, Ajeet Kumar, Than Singh Saini, “Design and analysis of AsSe₂ chalcogenide waveguide for on-chip supercontinuum source,” Conf. Proc. International Conference on Fiber Optics and Photonics (Photonics 2018), 12 – 15 December 2018, Indian Institute of Technology, Delhi, India.

2. Than Singh Saini, Tong H. Tuan, Luo Xing, Nguyen P. Hoa, Takenobu Suzuki, Yasutake Ohishi, “Experimental Demonstration of the Coherent Mid-IR Supercontinuum Source Using All-normal Dispersion Engineered Tellurite Fiber,” Conf. Proc. OSA Laser Congress, Advanced Solid State Lasers (ASSL), 4 - 8 November 2018, The Westin Boston Waterfront, Boston Massachusetts USA.

3. Luo Xing, Tong H. Tuan, Than Singh Saini, Nguyen P. Hoa, Takenobu Suzuki, Yasutake Ohishi, “Brillouin Comb Generation in a Half-open Fiber Laser with a Tellurite Single-Mode Fiber,” Conf. Proc. OSA Laser Congress, Advanced Solid State Lasers (ASSL), 4 - 8 November 2018, The Westin Boston Waterfront, Boston Massachusetts USA.

4. Than Singh Saini, Nguyen Phuoc Trung Hoa, Tong Hoang Tuan, Xing Luo, Takenobu Suzuki, and Yasutake Ohishi, “Design and modeling of a chalcogenide taper fiber for high average power supercontinuum generation,” Frontiers in Optics / Laser Science OSA Technical Digest (Optical Society of America, 2018), paper JW4A.39; Washignton, DC United States, 16–20 September 2018; ISBN: 978-1-943580-46-0

5. Luo Xing, Hoang Tuan Tong, Than Singh Saini, Hoa Nguyen, Takenobu Suzuki, Yasutake Ohishi, “Brillouin comb generation in a highly nonlinear tellurite single mode fiber,” Frontiers in Optics / Laser Science OSA Technical Digest (Optical Society of America, 2018), paper JW4A.33; Washignton, DC United States, 16–20 September 2018; ISBN: 978-1-943580-46-0

6. Hoa Nguyen, Hoang Tuan Tong, Than Singh Saini, Luo Xing, Takenobu Suzuki, Yasutake Ohishi, “Coherent mid-infrared supercontinuum generation using all solid hybrid micro-structured tellurite fibers,” Frontiers in Optics / Laser Science OSA Technical Digest (Optical Society of America, 2018), paper JW3A.42; Washignton, DC United States, 16–20 September 2018; ISBN: 978-1-943580-46-0

7. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, Than Singh Saini, “Rectangular Core Dispersion Engineered Photonic Crystal Fiber for Supercontinuum Generation,” Frontiers in Optics / Laser Science OSA Technical Digest (Optical Society of America, 2018), paper JW4A.69; Washignton, DC United States, 16–20 September 2018; ISBN: 978-1-943580-46-0

8. Xing Luo, Tong Hoang Tuan. Than Singh Saini, Hoa Phuoc Trung Nguyen; Takenobu Suzuki; Yasutake Ohishi, “Multi-wavelength Erbium-doped Fiber Laser with Tunable Wavelength Spacing,” 9^th International Conference on Optical Communication Systems (OPTICS 2018), 26 – 28 July 2018, Porto, Portugal.

9. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, Than Singh Saini, “Design and analysis of photonic crystal fiber in Ga-Sb-S chalcogenide glass for nonlinear applications,” AIP Conference Proceedings 2009, 020047 (2018); doi: 10.1063/1.5052116.

10. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, Than Singh Saini, “Highly nonlinear spiral shaped photonic crystal fiber in a Ga-Sb-S chalcogenide glass for nonlinear application,” Conf. Proc. SPIE-Optics & Photonics 2018, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications XII, vol. 1075510 (4 September 2018), San Diego Convention Center San Diego, California, USA, 19 – 23 August 2018. http://spie.org/OP413. DOI:10.1117/12.2320901.

11. Than Singh Saini, Nguyen Phuoc Trung Hoa; Kenshiro Nagasaka, Xing Luo, Tong Hoang Tuan, Takenobu Suzuki, Yasutake Ohishi, “Coherent Mid-infrared Supercontinuum Generation using Rib Waveguide Pumped with Femtosecond Laser,” Conf. Proc. CLEO: Applications and Technology (Laser science to photonic applications), paper no. JTu2A.143, 13 – 18 May 2018, San Jose Convention Center, San Jose, California, USA.DOI:10.1364/CLEO_AT.2018.JTu2A.143. ISBN: 978-1-943580-42-2

12. Pooja. Chauhan, Ajeet. Kumar, Than Singh Saini, Yogita Kalra, “Nanostructural-core photonic crystal fiber with very low negative dispersion for nonlinear applications,” Frontiers in Optics/Laser Science Conference (FiO/LS), 17–21 September 2017, Washington Hilton in Washington D.C. USA; OSA Technical Digest (online) (Optical Society of America, 2017), paper JW4A.120; https://doi.org/10.1364/FIO.2017.JW4A.120

13. Than Singh Saini, Umesh Kumar Tiwari, Ravindra Kumar Sinha, “Chalcogenide based rib waveguide for compact on-chip supercontinuum sources in mid-infrared domain,” Proc. SPIE 10404, Infrared Sensors, Devices, and Applications VII, 104040Z (30 August 2017); SPIE Optical Engineering+Applications, 6 - 10 August 2017, San Diego, CA, USA. http://dx.doi.org/10.1117/12.2273147.

14. Priti Siwach, Ajeet Kumar, Than Singh Saini, “Supercontinuum generation in G_e11.5A_s24S_e64.5 based chalcogenide few-mode fiber, Proc. Photonics 2016: 13th International Conference on Fiber Optics and Photonics, IIT Kanpur, India, December 04- 08, 2016; OSA Technical Digest (online) (Optical Society of America, 2016), paper W3A.69; https://doi.org/10.1364/PHOTONICS.2016.W3A.69; ISBN: 978-1-943580-22-4

15. Shubham Sharma, Varsha Jain, Ajeet Kumar, Than Singh Saini, “Slow-light generation based on stimulated Brillouin scattering in single-mode Er-doped tellurite photonic crystal fibers,” Proc. Photonics 2016: 13^th International Conference on Fiber Optics and Photonics @ OSA 2016, IIT Kanpur, India, December 04- 08, 2016, OSA Technical Digest, paper Th3A.29. https://doi.org/10.1364/PHOTONICS.2016.Th3A.29; ISBN: 978-1-943580-22-4

16. AGN Chaitanya, Than Singh Saini, Ajeet Kumar, “Dispersion engineered photonic crystal fiber structure for nonlinear applications, Proc. Photonics 2016: 13th International Conference on Fiber Optics and Photonics, IIT Kanpur, India, December 04- 08, 2016; OSA Technical Digest (online) (Optical Society of America, 2016), paper Th3A.37; https://doi.org/10.1364/PHOTONICS.2016.Th3A.37; ISBN: 978-1-943580-22-4

17. Utkarsh Nigam, Ajeet Kumar, Than Singh Saini, “Design of single-mode bismuth oxide fiber for generation of slow light, Proc. Photonics 2016: 13^th International Conference on Fiber Optics and Photonics @ OSA 2016, IIT Kanpur, India, December 04- 08, 2016, OSA Technical Digest, paper Th3A.39.https://doi.org/10.1364/PHOTONICS.2016.Th3A.39; ISBN: 978-1-943580-22-4

18. Umesh Tiwari, Chhavi Saini, Than Singh Saini, Manish Bhardwaj, “Performance analysis of UDWDM passive optical network with enhanced span length using FBG based dispersion compensation,” Proc. Photonics 2016: 13^th International Conference on Fiber Optics and Photonics @ OSA 2016, IIT Kanpur, India, December 04- 08, 2016, OSA Technical Digest, paper Th3A.50. https://doi.org/10.1364/PHOTONICS.2016.Th3A.50; ISBN: 978-1-943580-22-4

19. Siddharth Kaushik, Umesh Tiwari, Than Singh Saini, Amit Pandey, A. K. Paul, Ravindra K. Sinha, “Long-period grating modified with Fe-metal organic frameworks for detection of isopropanol,” Proc. Photonics 2016: 13^th International Conference on Fiber Optics and Photonics @ OSA 2016, IIT Kanpur, India, December 04- 08, 2016, OSA Technical Digest, paper Th3A.59; https://doi.org/10.1364/PHOTONICS.2016.Th3A.59; ISBN: 978-1-943580-22-4 (Received Best Poster Presentation Award as a Co-author).

20. Himanshu Pandey, Than Singh Saini, Ajeet Kumar, "Design and analysis of trench-assisted leaky channel waveguide for high power applications," Proc. International Conference on Condensed Matter and Applied Physics (ICC-2015), 30 – 31 October 2015, Govt. Engineering College, Bikaner, RJ, India; paper no. 626 (2015); AIP Conf. Proc. 1728, 020376-1 – 020376-4 (2016); doi: http://dx.doi.org/10.1063/1.4946427

21. Sandeep Yadav, Than Singh Saini, Ajeet Kumar, "Slow Light Generation in Single-Mode Rectangular Core Photonic Crystal Fiber," Proc. International Conference on Condensed Matter and AppliedPhysics (ICC-2015), 30 – 31 October 2015, Govt. Engineering College, Bikaner, RJ, India; paper no. 645 (2015); AIP Conference Proceedings 1728, 020389 (2016); doi: http://dx.doi.org/10.1063/1.4946440

22. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design of Highly Nonlinear Planar Waveguide for Supercontinuum Generation,” Laser Science 2015, San Jose, California United States, 18–22 October 2015; Proc. Frontiers in Optics 2015; OSA Technical Digest (online) (Optical Society of America, 2015), paper JW2A.49; https://doi.org/10.1364/FIO.2015.JW2A.49; ISBN: 978-1-943580-03-3

23. Than Singh Saini; Ajeet Kumar; Rim Cherif; R. K. Sinha; Mourad Zghal, “Design and analysis of rectangular photonic crystal fiber for supercontinuum generation,” Proc. SPIE 9586, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications IX, 95860G (August 26, 2015); doi:10.1117/12.2187884.

24. Kishor D. Naik; Than Singh Saini; Ajeet Kumar; Ravindra K. Sinha, “Design of single-mode single polarization large mode area photonic crystal fiber,” Proc. SPIE 9586, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications IX, 95860H (August 26, 2015); doi:10.1117/12.2187902

25. Neerad Nandan, Than Singh Saini, Ajeet Kumar, Ravindra K. Sinha, "Design and analysis of chevrons shaped split ring resonator in the mid-infrared region," Proc. SPIE 9544, Metamaterials, Metadevices, and Metasystems 2015, 95441D (September 1, 2015); doi:10.1117/12.2188341

26. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design and analysis of a nano-fiber with all-normal and flat dispersion for supercontinuum generation,” Proc. International Conference on Recentcognizance in wireless communication & image processing (ICRCWIP-2015), 16 – 17 January 2015, pp.46, Poornima Institute of Engineering & Technology, Jaipur, India, ISBN: 978-81- 322-2636-9 (Print) 978-81-322-2638-3 (Online); pp 201-207 (29 April 2016); DOI:10.1007/978-81- 322-2638-3_23

27. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Microstructured-core photonic crystal fiber with all-normal dispersion for supercontinuum generation,” Proc. Photonics 2014: 12th International Conference on Fiber Optics and Photonics @ OSA 2014, IIT Kharagpur, WB, India, December 13- 16, 2014, paper: T3A.38; https://doi.org/10.1364/PHOTONICS.2014.T3A.38; ISBN: 978-1-55752-882-7

28. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Stimulated Brillouin scattering based tunable slow light in tellurite photonic crystal fiber,” Proc. Photonics 2014: 12th International Conference on Fiber Optics and Photonics @ OSA 2014, IIT Kharagpur, WB, India, December 13-16, 2014, paper:T3A.28; https://doi.org/10.1364/PHOTONICS.2014.T3A.28; ISBN: 978-1-55752-882-7

29. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design and analysis of highly nonlinear microstructured fiber for supercontinuum generation,” Proc. IONS Asia-6 Kharagpur conference @OSA 2014, IIT Kharagpur, WB, India, December 10-12, 2014; pp. 28-29; (Received Best Oral Presentation Award as a Presenter)

30. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Highly nonlinear triangular-core photonic crystal fiber with all-normal dispersion for supercontinuum generation,” Proc. Frontiers in Optics2014; Tucson, AZ (USA), October 19-23, 2014, ISBN: 1-55752-286-3, Long Wavelength Mid-IR to THz Fiber Devices I, paper FW1D. 4; http://dx.doi.org/10.1364/FIO.2014.FW1D.4

31. Than Singh Saini, Amira Baili, Vinita Dahiya, Ajeet Kumar, Rim Cherif, Mourad Zghal, Ravindra Kumar Sinha, “Design of equiangular spiral photonic crystal fiber for supercontinuum generation at 1550 nm,” Proc. SPIE 9200, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications VIII, 920012 (September 5, 2014); doi:10.1117/12.2061806.

32. Than Singh Saini, Vinita Dahiya, Ajeet Kumar, Ravindra Kumar Sinha, “Design and analysis of large-mode-area microstructured polymer optical fibre with single-mode operation,” Proc. SPIE 9200, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications VIII, 92000H (September 5, 2014); doi:10.1117/12.2061825.

33. Amira Baili, Rim Cherif, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, MouradZghal, “2-10 μm supercontinuum broadening using a highly nonlinear chalcogenide microfiber for mid-IR applications,” Proc. SPIE 9200, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications VIII, 92000S (September 5, 2014); doi:10.1117/12.2061848.

34. Amira Baili, Rim Cherif, Amine Ben Salem, Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, MouradZghal, “Design of single-polarisation single-mode photonic nanowire,” Proc. SPIE 9170, Nanoengineering: Fabrication, Properties, Optics, and Devices XI, 917014 (August 28, 2014); doi:10.1117/12.2061887.

35. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design and Analysis of Large Mode Area Photonic Crystal Fiber with Low Bend Loss,” International Conference on Optics & Optoelectronics(ICOL-2014), (XXXVIII Symposium of Optical Society of India), OSI Golden Jubilee Celebration Conference, Instruments Research and Development Establishment (IRDE), Dehradun, Uttarakhand, 5th – 8th March 2014, Paper ID: PP-FIO-19, pp. 94, INDIA

36. Amira Baili, Than Singh Saini, Rim Cherif, Ajeet Kumar, Mourad Zghal and Ravindra Kumar Sinha, "Mid-IR supercontinuum broadening in a highly nonlinear As2Se3 nanofiber with low confinement loss", International Conference on Optics & Optoelectronics (ICOL-2014), (XXXVIII Symposium of Optical Society of India), OSI Golden Jubilee Celebration Conference, Instruments Research and Development Establishment (IRDE), Dehradun, Uttarakhand, 5-8 March 2014, Paper ID: OP-FIO-7, pp. 67, INDIA (Received Best Oral Presentation Award as a Presenter)

37. Vinita Dahiya, Than Singh Saini, Ajeet Kumar, Vipul Rastogi, and Ravindra Kumar Sinha, "Large-core single-mode trench assisted leaky channel waveguide for high-power applications", Proc. SPIE 8847, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications VII, 88471P (September 25, 2013); doi:10.1117/12.2023466.

38. Than Singh Saini, Ajeet Kumar, Vipul Rastogi, and Ravindra Kumar Sinha, "Selectively filled large-mode-area photonic crystal fiber for high power applications", Proc. SPIE 8847, Photonic Fiber and Crystal Devices: Advances in Materials and Innovations in Device Applications VII, 88471Q (September 25, 2013); doi:10.1117/12.2023472.

39. Than Singh Saini, Ajeet Kumar, Vipul Rastogi, RavindraSinha,“Leaky Channel waveguide for Large-Mode-Area Extended Single-Mode Operation," International Conference on Recent Trends in Applied Physics & Material Science, RAM-13 (1^st to 2^nd February 2013), Govt. College of Engineering & Technology, Bikaner-334004, Rajasthan, INDIA, AIP Conf. Proc. 1536, 1205-06 (2013); http://dx.doi.org/10.1063/1.4810672

40. Than Singh Saini, Ajeet Kumar, Vipul Rastogi, Ravindra Sinha, “Multi-trench channel waveguide for large-mode-area single-mode operation,” Proc. International Conference on Fiber Optics & Photonics- Photonics-2012, OSA Technical Digest, paper M2A.6, IIT Madras (9 – 12 Dec 2012), INDIA. http://dx.doi.org/10.1364/PHOTONICS.2012.M2A.6. Other papers presented in Conference / Workshops / Schools (not published online)

41. X. Luo, T. H. Tuan, T. S. Saini, H. P. T. Nguyen, K. Nagasaka, T. Suzuki, and Y. Ohishi, “Frequency combs generation in a linear half-open erbium Brillouin fiber laser with a tellurite single mode fiber,” Conf. Proc. Advanced Architectures in Photonics 2018, pp. 17, 2^nd – 5^th September 2018, Cambridge, UK, Selwym College, University of Cambridge, www.aap-conference.com

42. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, Than Singh Saini, “A rectangular core photonic crystal fiber for nonlinear applications,” International Conference on Advances in Science & Technology (ICAST-2018), Swami Keshavanand Institute of Technology, Management and Gramothan (SKIT), May 04-05, 2018, Jaipur, India.

43. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, and Than Singh Saini, “Numerical modeling of a chalcogenide step-index fiber for nonlinear applications”, IEEE Int. Conf. on Photonics and High Speed Optical Networks (ICPHON-2018), 12 - 13 April 2018; Department of Electronics and Communication Engineering, S. A. Engineering College, Chennai, Tamil Nadu, India.

44. Pooja Chauhan, Ajeet Kumar, Yogita Kalra, and Than Singh Saini, “Design and analysis of a photonic crystal fiber in Ga₈Sb₃₂S₆₀ chalcogenide glass for nonlinear applications”, Conf. Proc. National Conference on Advanced Materials and Nanotechnology (AMN-2018), p. 141; March 15-17, 2018; Department of Physics and Material Science & Engineering, Jaypee Institute of Information Technology, Noida, UP, India.

45. Pooja. Chauhan, Ajeet. Kumar, Yogita Kalra, Than Singh Saini, “A rectangular-shaped photonic crystal fiber for nonlinear applications,” National Student Conclave and Seminar on Science Technology and Innovation; pg. 79, 18 – 19 January 2018, Amity University, Noida, Uttar Pradesh, India.

46. Avinash Mishra, T. S. Saini, U. K. Tiwari, and R. K. Sinha, “Design and Investigation of Bio-Sensor based on Photonic Crystal Waveguide,” International Conference on Advances in Optics and Photonics (ICAOP) (XLI Conference of Optical Society of India); 23 – 26 November 2017; page no. 229, Guru Jambheshwar University of Science and Technology Hisar, Haryana, India.

47. Than Singh Saini, Umesh Kumar Tiwari, Ravindra Kumar Sinha, “Compact on-chip supercontinuum sources in rib waveguide,” 3^rd CRIKC Nanoscience Day, jointly organized by CSIR-Central Scientific Instruments Organisation, Chandigarh and Institute of Nano Science and Technology, Mohali, at CSIR-CSIO, Chandigarh, 29^th August 2017.

48. Avinash Mishra, Than Singh Saini, Umesh Kumar Tiwari, Ravindra Kumar Sinha, “Photonic crystal waveguide based biosensor for detection of glucose concentration in urine,” 3^rd CRIKC Nanoscience Day, jointly organized by CSIR-Central Scientific Instruments Organisation, Chandigarh and Institute of Nano Science and Technology, Mohali, at CSIR-CSIO, Chandigarh, 29^th August 2017.

49. Than Singh Saini, Umesh Kumar Tiwari, Ravindra Kumar Sinha, “Highly nonlinear Ga-Sb-S chalcogenide waveguidefor compact on-chip supercontinuum sources,” Symposium on Optics and Photonics basedTechnologies&Instruments for Civil Society (OPTICS 2016), CSIR-Central Scientific Instruments Organisation, Chandigarh, 21 October (2016).

50. A.G.N Chaitanya, Than Singh Saini, Ajeet Kumar, “Dispersion engineered graded index photonic crystal fiber for nonlinear applications”, Conf. Proc. OSA Young Student Congress on Photonic Technology, MNIT, Jaipur, India, April 16 – 17, OSA_YSC_103, 7 – 10 (2016) (Received Best Oral Presentation Award as a Co-author).

51. Apurva Tewari, Than Singh Saini, Ajeet Kumar, “Design and analysis of As₂Se₃ based chalcogenide rib waveguide for slow light applications”, Conf. Proc. OSA Young Student Congress on Photonic Technology, MNIT, Jaipur, India, April 16 – 17, OSA_YSC_104, 10 – 12 (2016).

52. Himanshu Pandey, Than Singh Saini, Ajeet Kumar, “Design and Analysis of Highly Nonlinear Rib Waveguide Structure for the Generation of Slow Light”, Conf. Proc. OSA Young Student Congress on Photonic Technology, MNIT, Jaipur, India, April 16 – 17, OSA_YSC_114, 35 – 37 (2016).

53. Purniya Jamatia, Than Singh Saini, Ajeet Kumar, “Design and analysis of a highly nonlinear composite photonic crystal fiber”, Conf. Proc. OSA Young Student Congress on Photonic Technology, MNIT, Jaipur, India, April 16 – 17, OSA_YSC_115, 38 – 40 (2016) (Received Best Poster Presentation Award as a Co-author).

54. Ajeet Kumar, Than Singh Saini, Kishor Dinkar Naik, Ravindra Kumar Sinha, “Design and analysis of rectangular-core large-mode-area photonic crystal fiber,” Proc. International Conference on Recent cognizance in wireless communication & image processing (ICRCWIP-2015), 16 – 17 January 2015, pp.46, Poornima Institute of Engineering & Technology, Jaipur, INDIA.

55. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Design of large-mode-area microstructured optical fiber with single-mode operation for high power fiber lasers,” Proc. International conference on Frontiers of Spectroscopy (ICFS-2015), 10 – 12 January 2015, pp. 218, Banaras Hindu University, Varanasi, INDIA.

56. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, “Supercontinuum broadening in a highly nonlinear chalcogenide photonic crystal fiber,” Siegman International School on Lasers, Stanford University, USA, 03 -08 August 2014.

57. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, "FEM Analysis of Single-Mode

58. Microstructured Polymer Optical Fiber", SPIE- Winter School on Photonics, 26-29 Dec. 2013, Indian Institute of Science Education and Research (IISER)- Kolkata, INDIA (Received Best Poster Presentation Award as a Presenter)

59. Than Singh Saini, Ajeet Kumar, Ravindra Kumar Sinha, "Two-core photonic crystal fiber with zero intermodal dispersion at 1.064 μm wavelength", Workshop on Recent Advances in Photonics(WRAP), 17-18 Dec. 2013, IIT Delhi, INDIA

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