D-Index & Metrics Best Publications
Sethumadhavan Chandrasekhar

Sethumadhavan Chandrasekhar

D-Index & Metrics

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Electronics and Electrical Engineering D-index 62 Citations 11,765 333 World Ranking 492 National Ranking 251

Research.com Recognitions

Awards & Achievements

2012 - OSA Fellows For seminal contributions to high-performance opto-electronic integrated circuits, wavelength division multiplexed transmission and high-capacity coherent optical transmission.

Overview

What is he best known for?

The fields of study he is best known for:

  • Optics
  • Telecommunications
  • Optical fiber

The scientist’s investigation covers issues in Optics, Wavelength-division multiplexing, Multiplexing, Transmission and Electronic engineering. His work carried out in the field of Optics brings together such families of science as Spectral efficiency, Quadrature amplitude modulation and Orthogonal frequency-division multiplexing. His study ties his expertise on Dispersion together with the subject of Wavelength-division multiplexing.

The concepts of his Multiplexing study are interwoven with issues in Wavelength, Silicon photonics, Detector and Optical signal to noise ratio. His Transmission study combines topics from a wide range of disciplines, such as Phase, Core and Multiplexer, Signal, Modulation. His Electronic engineering research includes themes of Phase-shift keying, Optical filter, Nonlinear system, Optical modulation amplitude and Electrical engineering.

His most cited work include:

  • Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages (510 citations)
  • Phase-conjugated twin waves for communication beyond the Kerr nonlinearity limit (280 citations)
  • 112-Tb/s space-division multiplexed DWDM transmission with 14-b/s/Hz aggregate spectral efficiency over a 76.8-km seven-core fiber. (201 citations)

What are the main themes of his work throughout his whole career to date?

His primary areas of investigation include Optics, Electronic engineering, Wavelength-division multiplexing, Optoelectronics and Transmission. His work deals with themes such as Multiplexing and Spectral efficiency, which intersect with Optics. His Electronic engineering study integrates concerns from other disciplines, such as Phase-shift keying, Quadrature amplitude modulation, Modulation, Orthogonal frequency-division multiplexing and Signal processing.

Sethumadhavan Chandrasekhar has researched Wavelength-division multiplexing in several fields, including Dispersion-shifted fiber, Polarization, Dispersion and Communication channel. His research in Optoelectronics intersects with topics in Heterojunction bipolar transistor and Bipolar junction transistor. His Transmission research incorporates elements of Optical fiber and Optical communication.

He most often published in these fields:

  • Optics (50.56%)
  • Electronic engineering (38.20%)
  • Wavelength-division multiplexing (28.09%)

What were the highlights of his more recent work (between 2014-2020)?

  • Electronic engineering (38.20%)
  • Optics (50.56%)
  • Quadrature amplitude modulation (17.70%)

In recent papers he was focusing on the following fields of study:

Sethumadhavan Chandrasekhar mainly investigates Electronic engineering, Optics, Quadrature amplitude modulation, Signal processing and Wavelength-division multiplexing. His Electronic engineering research is multidisciplinary, relying on both Optical performance monitoring, Pulse-amplitude modulation and Orthogonal frequency-division multiplexing. The Optics study combines topics in areas such as Transmission and Phase modulation.

His Quadrature amplitude modulation study combines topics in areas such as Phase-shift keying and Spectral efficiency. His biological study spans a wide range of topics, including QAM and Optical signal to noise ratio. Sethumadhavan Chandrasekhar focuses mostly in the field of Wavelength-division multiplexing, narrowing it down to matters related to Phase conjugation and, in some cases, Polarization-division multiplexing, Four-wave mixing, Amplitude modulation, Nonlinear optics and Brillouin scattering.

Between 2014 and 2020, his most popular works were:

  • Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages (510 citations)
  • Kramers–Kronig Receivers for 100-km Datacenter Interconnects (74 citations)
  • 218-Gb/s single-wavelength, single-polarization, single-photodiode transmission over 125-km of standard singlemode fiber using Kramers-Kronig detection (66 citations)

In his most recent research, the most cited papers focused on:

  • Optics
  • Telecommunications
  • Laser

His main research concerns Optics, Quadrature amplitude modulation, Wavelength-division multiplexing, Signal processing and Bandwidth. His study in Optics is interdisciplinary in nature, drawing from both Transmission and Phase modulation. His Transmission research includes elements of Optical fiber and Amplifier.

Sethumadhavan Chandrasekhar combines subjects such as Computer network, Electronic engineering and Fiber-optic communication with his study of Wavelength-division multiplexing. Sethumadhavan Chandrasekhar works mostly in the field of Signal processing, limiting it down to concerns involving QAM and, occasionally, Spectral efficiency, Optical signal to noise ratio and Optical communication. Sethumadhavan Chandrasekhar has included themes like Photonics, Electronic circuit and Orthogonal frequency-division multiplexing in his Bandwidth study.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages

Cheng Wang;Cheng Wang;Mian Zhang;Xi Chen;Maxime Bertrand;Maxime Bertrand.
Nature (2018)

372 Citations

2.5 Tb/s (64/spl times/42.7 Gb/s) transmission over 40/spl times/100 km NZDSF using RZ-DPSK format and all-Raman-amplified spans

A.H. Gnauck;G. Raybon;S. Chandrasekhar;J. Leuthold.
optical fiber communication conference (2002)

366 Citations

Transmission of a 1.2-Tb/s 24-carrier no-guard-interval coherent OFDM superchannel over 7200-km of ultra-large-area fiber

S. Chandrasekhar;Xiang Liu;B. Zhu;D. W. Peckham.
european conference on optical communication (2009)

342 Citations

Phase-conjugated twin waves for communication beyond the Kerr nonlinearity limit

Xiang Liu;A. R. Chraplyvy;P. J. Winzer;R. W. Tkach.
Nature Photonics (2013)

339 Citations

112-Tb/s space-division multiplexed DWDM transmission with 14-b/s/Hz aggregate spectral efficiency over a 76.8-km seven-core fiber.

B. Zhu;T.F. Taunay;M. Fishteyn;X. Liu.
Optics Express (2011)

258 Citations

Monolithic Silicon Photonic Integrated Circuits for Compact 100 $^{+}$ Gb/s Coherent Optical Receivers and Transmitters

Po Dong;Xiang Liu;S. Chandrasekhar;Lawrence L. Buhl.
IEEE Journal of Selected Topics in Quantum Electronics (2014)

216 Citations

32-bit/s/Hz spectral efficiency WDM transmission over 177-km few-mode fiber

R. Ryf;S. Randel;N. K. Fontaine;M. Montoliu.
optical fiber communication conference (2013)

206 Citations

448-Gb/s Reduced-Guard-Interval CO-OFDM Transmission Over 2000 km of Ultra-Large-Area Fiber and Five 80-GHz-Grid ROADMs

Xiang Liu;S Chandrasekhar;Benyuan Zhu;P J Winzer.
Journal of Lightwave Technology (2011)

204 Citations

Generation and 1,200-km transmission of 448-Gb/s ETDM 56-Gbaud PDM 16-QAM using a single I/Q modulator

P. J. Winzer;A. H. Gnauck;S. Chandrasekhar;S. Draving.
european conference on optical communication (2010)

181 Citations

Spectrally Efficient Long-Haul WDM Transmission Using 224-Gb/s Polarization-Multiplexed 16-QAM

A H Gnauck;P J Winzer;S Chandrasekhar;X Liu.
Journal of Lightwave Technology (2011)

168 Citations

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