Dr. Ravi Ranjan (Faculty)

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Dr. Ravi Ranjan

Assistant Professor,
Department of Electrical & Electronics Engineering

8051145733   |   [email protected]



Qualifications
PhD (2018)-Photonic Devices-(IIT (ISM) Dhanbad)-Thesis Title: Theoretical Analysis and Design of Tin-incorporated Group-IV Alloys Based Transistor Lasers
M.Tech (2011)-Wireless Communication- BIT Mesra, Ranchi
B.Tech (2009)-ECE-C V Raman College of Engineering, Bhubaneswar
Subject Expertise
Solid State Device, Communication System, Analog Electronics, Digital Electronics
Area Of Research
Design and Modeling of Gr-IV based Optoelectronic Device, Semiconductor Nanostructures, Fiber Optics, Optical Communication
Professional Experience
Assistant Professor, Darbhanga College of Engineering, Darbhanga, Govt. of Bihar (Since January 2018) under TEQIP-III
Assistant Professor, Noida Institute of Engineering and Technology, Greater Noida, (14-08-2011 to 22-06-2013)
List Of Publications
International Journals • Ravi Ranjan, Mukul K Das and S Kumar, “Performance Analysis of Tin-Incorporated Gr.-IV Alloy Based Transistor Laser,” Journal of Optics and Laser Technology, Vol. 106, pp. 228-233, 2018.
• Ravi Ranjan and Mukul K Das, “Theoretical estimation of optical gain in Tin incorporated group IV alloy based transistor laser” Optical and Quantum Electronics, Vol.48, Article no. 201, March 2016.
• Prakash Pareek, Ravi Ranjan, and Mukul K Das, “Numerical Analysis of a tin incorporated group-IV alloy based MQWIP,” Optical and Quantum Electronics, Vol.50, Article no. 179, March 2018
International Conferences • Ravi Ranjan, Kuntal Burman and Mukul K. Das “Growth and Characterization of GeSn Alloys using RF Sputtering”, in Abstract Proceedings International Conference on Microwave and Photonics (ICMAP), Dhanbad, India, 09-11 Feb. 2018. DOI: 10.1109/ICMAP.2018.8354636
Ravi Ranjan, Prakash Pareek and Mukul K. Das “Modeling of Current Gain Compression in Tin-incorporated Group-IV Alloy Based Transistor Laser” 78th JSAP Autumn meeting, paper: 5p-PB1-10, Fukuoka, Japan, 5-8 Sept. 2017.
Ravi Ranjan, Prakash Pareek and Mukul K. Das “Analysis of static response of tin-incorporated group-IV alloy based mid-infrared transistor laser” NUSOD 17, Copenhagen, Denmark, 24th -28th July 2017. DOI: 10.1109/NUSOD.2017.8010035
Ravi Ranjan, Prakash Pareek and Mukul K. Das "Analysis of carrier dynamic effects on frequency response of tin incorporated group-IV alloy-based transistor laser," Proc. SPIE 10098, Physics and Simulation of Optoelectronic Devices XXV, 100980T (February 2017). https://doi.org/10.1117/12.2252655
Ravi Ranjan, Mukul K. Das, “Analysis of optical gain in Tin incorporated group IV alloy based transistor laser for mid infrared application” , First International Conference on Advancement of Computer Communication & Electrical Technology(ACCET 2016), Murshidabad College of Engineering & Technology, Berhampore, Murshidabad, West Bengal, India, 21- 22 October, 2016. DOI: 10.1201/9781315400624-31
• Ravi Ranjan and Mukul K. Das “Steady State Analysis of Tin Incorporated Group IV Alloy Based Transistor Laser”, in Abstract Proceedings International Conference on Microwave and Photonics (ICMAP), Dhanbad, India, 11-13 Dec. 2015, p.2I3. DOI: 10.1109/ICMAP.2015.7408771
Conference Attended (National/International)
78th JSAP Autumn meeting, Fukuoka, Japan, 5-8 Sept. 2017
ACCET 2016, Murshidabad College of Engineering & Technology, Berhampore, Murshidabad, West Bengal, India, 21- 22 October 2016.
International Conference on Microwave and Photonics (ICMAP), Dhanbad, India, 11-13 Dec. 2015
International Conference on Microwave and Photonics (ICMAP), Dhanbad, India, Dec. 2013
Membership
Life Member of Optical Society of India (OSI)
Graduate member of the Institute of Electrical and Electronics Engineers (IEEE)
Awards and Honors
Got officer Travel grant from SPIE(shared) to represent IIT(ISM) Dhanbad at chapter leadership workshop and; to present a technical paper at SPIE Photonic West 2017in Saan Fransisco, CA, United States
Got Best Paper Award at First International Conference on Advancement of Computer Communication & Electrical Technology, during 21-22 October 2016 at Murshidabad College of Engineering & Technology, Berhampore, Murshidabad, West Bengal
Qualified for NET with JRF, December 2012
Qualified in GATE 2009 and GATE 2011
Won the 1st prize for an autonomous robot capable of avoiding obstacles, follow the wall and search its path of motion in TECHNIQUEI (IIT Guwahati) Autonomous Robotics Competition, Technical Fest,(Sept 2007)
Won the 2nd prize for an autonomous path tracer robot in SPARX ISM Dhanbad Autonomous Robotics Competition, Technical Fest,( Jan 2008)
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I&M_Topic wise video link
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Superheterodyne receiver
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ICS_QAM
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SSB_Modulation
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Variable resistance Transducer
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ICS_Amplitude modulation
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Lecture-1,2: DSB-SC Modulation and Demodulation
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The Assignment of Fourier Series and Fourier Transform
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Details about course plan and web-link of video lecture available
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30/03/2020 : Course_Handout_ICS (Details of Book, Course plan, Web-link of Video Lectures are available)
Details of Book, Course plan, Weblink of Video Lectures are available