Nationality : Indian
Date of Birth: 10th December, 1986
Master of Technology
Space Science & Communication
Institute of Radio Physics & Electronics, West Bengal
University of Calcutta
(10 Point Scale)
Bachelor of Technology
Electronics & Communication Engineering
Academy of Technology, West Bengal
West Bengal University of Technology
(10 Point Scale)
Work experience: Research internship at the Max Planck Institute for Solar System Research, Germany, March 2012-July 2013
· Analysis of modern and old solar image databases obtained from different observatories.
· Processing of images for artifacts, photographic calibration, normalization, correcting digitization errors, image filtering for noisy pattern removal.
· Developing shape detection, pattern recognition algorithms in IDL
· Programming for feature extraction, testing on modern and old images. Validation with standard datasets, correlation studies. Coding and analysis in IDL language.
Thesis & Student projects completed:
1. Master of Technology Thesis: Long Term Variation of Tropopause Characteristics over the Indian Region and Correlation with Solar Activity and Meteorological Parameters, July 2011
· Collection and processing of long records of satellite and radiosonde data.
· Extracting atmospheric parameters and mathematical modeling of tropopause characteristics.
· Studying spatiotemporal variations of tropopause characteristics for 33 years.
· Correlation and regression analysis with solar and meteorological parameters in Matlab.
2. Title: “A microwave radar based sensing and modeling of rainfall patterns”, August 2010, University of Calcutta, India
· Analyzing Doppler spectra of hydrometeors obtained from high resolution microwave radar.
· Near real time calibration of data from the 24 GHz FM/CW micro-rain radar.
· Mathematical modeling of vertical radar reflectivity profile.
· Model simulation, data analysis in Matlab
· Estimating precipitation parameters and characteristics from reflectivity measurements.
3. Title: Maximum power point tracking of photovoltaic modules, January-December 2009
· Using an artificial (swarm) intelligence based optimization algorithm to maximize power conversion efficiency of a photovoltaic module made of silicon solar cells.
· Matlab/Simulink based modeling of photovoltaic modules.
· Electronic circuit design and experimental setup arrangement for testing the developed algorithm on a photovoltaic module in real time.
· Measurement of power fluctuations, power conversion efficiency, comparison of observed results with simulation.
4. Title: Noise Sources in long haul IM-DD Fiber Optic Communication Link, March 2009
5. Bachelor of Technology Thesis: “Design and simulation of an optical fiber based coherent communication system”, April, 2009. Academy of Technology, India
· Design and simulation of an optical fiber based communication system with digital BPSK modulation and coherent detection, in Matlab and Simulink.
· Simulation of attenuation and dispersion effects on digital signal transmission in long haul optical fiber links.
· Measurement and comparison of bit error rate performances of single and multimode fiber links in communication.
6.Title: Designing a new electronically controlled solar powered baking machine, 2009
· Developing a novel concept of an automatic solar powered baking machine
· Optical sensors and electronic circuits designed for timing and temperature control
· Using mirrors and Fresnel lens to collect solar heat radiation for baking.
· Electronic control circuits powered by photovoltaic modules
· Made from low cost materials & electronic components, economic & eco-friendly design
Title: “Fabrication, Characterization and Measurements of Optical Fiber Parameters and Studies on Fiber Based Passive and Active devices & components.” at the Central Glass & Ceramic Research Institute (CGCRI), Kolkata, India, July, 2008.
· Practical works with different types of optical fibers, studying fiber modes, fiber losses, dispersion and scattering in fibers.
· Demonstration of optical fiber fabrication by MCVD process, fiber drawing at the fabrication laboratory.
· Optical fiber characterization, attenuation measurement, refractive index profile measurement and preform analysis.
· Practical work with active and passive fiber components for optical communication systems, like photonic crystal fibers, fiber based laser and amplifiers, fiber Bragg gratings.
· Demonstration of optical fiber based filters, couplers and sensors.
List of Publications/Conference presentations
1. “Analysis of Ca II K Images Aiming to Determine Long-term Trends in Solar Irradiance Variability”, Anuradha Kar, Ilaria Ermolli, Natalie A Krivova, Sami K Solanki, European Geosciences Union, 2013, Vienna, Austria.
2. “Analysis of Historical Ca II K Images for Applications to Solar Irradiance Reconstructions”, Anuradha Kar, Ilaria Ermolli, Natalie A Krivova, Sami K Solanki, Rocks n Stars Conference, 8th -11th October, 2012, Goettingen, Germany.
3.“Long term variation of tropopause characteristics over India and its relation with solar activity”, Saurabh Das, Anuradha Kar, Shamitaksha Talukdar and Animesh Maitra, 17th National Space Science Symposium, (NSSS – 2012), 14 – 17 February 2012, Sri Venkateswara University, Tirupati, Andhra Pradesh, India.
4.“A New Maximum Power Point Tracking Algorithm for PV Modules under Partial Shading and Rapidly Varying Illumination”, Anuradha Kar and Asim Kar, IEEE INDICON 18-20th December, 2009, Gujarat, India. Published in IEEE Xplore, Digital Object Identifier: 10.1109/INDCON.2009.5409472.
5. “NoiseSources in long haul IM-DD Fiber Optic Communication Link”. Anuradha Kar., Proceedings of the International Conference on Trends in Optics and Photonics (ICONTOP 2009) pp 595-600. March 1-4, 2009, Kolkata.
6. “Maximum Power Point Tracking Of Solar Photovoltaic Module Under Partial Shading”. Proceedings of the 18th International Photovoltaic Science and Engineering Conference (PVSEC18) pp 443-444. Jan 18-23, 2009, Science City Convention Centre, Kolkata.
7. “New Optimization Technique for Intelligent Systems Using Particle Swarms”. Proceedings of the First Indian Conference on Trends in Modern Engineering Systems pp 51-57. February 23-24, 2008, JIS College of Engineering, India.
1. “Analysis of solar calcium K images for irradiance reconstructions”, Max Planck Institute for Solar System Research, Germany, February 2013
2. “Solar Control of Lower Tropospheric Phenomena” , Department of Radio Physics & Electronics, University of Calcutta. August 2010
3.“Silicon Photonics-Concept & Applications”, Academy of Technology, West Bengal, India, 2009
4. “Multivibrators & their applications in electronic systems”, Academy of Technology, West Bengal, India, 2009.
5. “Optimization Using Particle Swarms and Applications in Electronics”, National Student Paper Contest, Kolkata, India, 2008.
Awards & Grants
I) Awarded grant to travel and attend a seven day winter school at Thessaloniki, Greece, March 2013.
II) Awarded grant for travel and month-long stay to work on historical solar image databases at the Osservatorio Astronomico di Roma, Monte Porzio Catone Roma, Italy, May 2012.
III) Held first class first position in the Master of Technology degree course at the Institute of Radio Physics & Electronics, University of Calcutta, 2011.
IV) Received a two year fellowship sponsored by ISRO (Indian Space Research Organization) to pursue Master Degree in Space science & Communication at the Institute of Radio Physics & Electronics, University of Calcutta, 2009-2011.
V) Won the 2nd Position award at the IEEE All India Student Project Contest-2009held at Hyderabad, 8th August 2009. Project Title: “A New Automatic Solar Powered Baking Machine Using Off the Shelf Components”.
VI) Won the 2nd Position award at the National Student Paper Contest on “New Generation Electronics (2008)” held at Netaji Subhash Engineering College, Kolkata.
Skills & memberships:
Computer Skills : Programming in Matlab, IDL, VHDL, PSpice, C
Language Skills : Fluent in English, TOEFL Score : 117/120
Memberships : Student member EGU, IEEE, SPIE
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