What is he best known for?
The fields of study he is best known for:
- Optics
- Laser
- Quantum mechanics
Masataka Nakazawa focuses on Optics, Optical fiber, Fiber laser, Erbium and Optoelectronics.
As part of his studies on Optics, Masataka Nakazawa often connects relevant subjects like Transmission.
The concepts of his Optical fiber study are interwoven with issues in Laser pumping, Soliton, Repeater, Optical amplifier and Amplifier.
His studies deal with areas such as Fiber Bragg grating, Solid-state laser, Frequency modulation, Phase-locked loop and Mode-locking as well as Fiber laser.
His Erbium research includes themes of Ring laser, Power, Pulse-width modulation, Laser diode and Pulse.
In his work, Plastic optical fiber is strongly intertwined with Dispersion-shifted fiber, which is a subfield of Optoelectronics.
His most cited work include:
- 1.28 Tbit/s-70 km OTDM transmission using third- and fourth-order simultaneous dispersion compensation with a phase modulator (330 citations)
- 10 Gbit/s soliton data transmission over one million kilometres (320 citations)
- Ultrastable harmonically and regeneratively modelocked polarisation-maintaining erbium fibre ring laser (215 citations)
What are the main themes of his work throughout his whole career to date?
His main research concerns Optics, Optical fiber, Transmission, Optoelectronics and Fiber laser.
Optics and Quadrature amplitude modulation are commonly linked in his work.
His Optical fiber study integrates concerns from other disciplines, such as Wavelength, Fiber, Erbium, Optical communication and Amplifier.
His research investigates the connection between Transmission and topics such as Gigabit that intersect with issues in Soliton transmission.
Masataka Nakazawa has included themes like Mode-locking, Distributed feedback laser, Laser linewidth, Pulse wave and Laser power scaling in his Fiber laser study.
His Dispersion study deals with Soliton intersecting with Pulse.
He most often published in these fields:
- Optics (74.52%)
- Optical fiber (27.60%)
- Transmission (23.25%)
What were the highlights of his more recent work (between 2014-2021)?
- Optics (74.52%)
- Transmission (23.25%)
- Quadrature amplitude modulation (11.46%)
In recent papers he was focusing on the following fields of study:
The scientist’s investigation covers issues in Optics, Transmission, Quadrature amplitude modulation, QAM and Spectral efficiency.
Many of his studies on Optics involve topics that are commonly interrelated, such as Nyquist–Shannon sampling theorem.
His Transmission study also includes fields such as
- Injection locking, which have a strong connection to Bit error rate,
- Transmission system most often made with reference to Signal.
His Quadrature amplitude modulation research includes elements of Wavelength-division multiplexing and Gigabit.
As part of one scientific family, Masataka Nakazawa deals mainly with the area of Spectral efficiency, narrowing it down to issues related to the Modulation, and often Local oscillator.
His research investigates the connection between Laser and topics such as Optoelectronics that intersect with problems in Laser linewidth.
Between 2014 and 2021, his most popular works were:
- 2048 QAM (66 Gbit/s) single-carrier coherent optical transmission over 150 km with a potential SE of 15.3 bit/s/Hz (75 citations)
- 10.16-Peta-B/s Dense SDM/WDM Transmission Over 6-Mode 19-Core Fiber Across the C+L Band (37 citations)
- Single-channel 40 Gbit/s digital coherent QAM quantum noise stream cipher transmission over 480 km. (31 citations)
In his most recent research, the most cited papers focused on:
- Optics
- Laser
- Quantum mechanics
His primary areas of study are Optics, Quadrature amplitude modulation, QAM, Transmission and Spectral efficiency.
His biological study spans a wide range of topics, including Symbol rate and Nyquist–Shannon sampling theorem.
His Quadrature amplitude modulation study incorporates themes from Homodyne detection and Electronic engineering, Bandwidth, Gigabit.
His work deals with themes such as Phase noise, Phase modulation, Optical fiber, Brillouin scattering and Transmitter, which intersect with QAM.
His Transmission research is multidisciplinary, relying on both Signal and Orthogonal frequency-division multiplexing.
The various areas that Masataka Nakazawa examines in his Laser study include Optoelectronics and Waveguide.
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