Question 1

What is NTT (Japan) known for?

Accepted Answer

In research, NTT (Japan) stands highest in Physical Sciences (#1,313 of 10,670 worldwide), Electrical and Electronic Engineering (#392 of 2,176 worldwide) and Engineering (#1,279 of 5,901 worldwide), 2022-now. Relative to its size it is most specialised in Signal Processing, Electrical and Electronic Engineering and Hardware and Architecture (Signal Processing is 12.0× its share of world research).

Question 2

How does NTT (Japan) rank in research?

Accepted Answer

NTT (Japan) ranks #3,652 of 22,385 institutions worldwide on research quality in 2022-now (#2,410 all time), and #74 of 924 in Japan.

Question 3

Who are the top researchers at NTT (Japan)?

Accepted Answer

Ranked on the quality score, Suguru Endo, Sho W. Suzuki and Takuya Yoshioka lead among researchers whose main affiliation is NTT (Japan).

Question 4

What are the most cited papers from NTT (Japan)?

Accepted Answer

The most cited paper from NTT (Japan) is "GaAs, AlAs, and Al x Ga1− x As: Material parameters for use in research and device applications" (Sadao Adachi, 1985), with 3,287 citations. Next come "Variational quantum algorithms" (3,280) and "Empirical formula for propagation loss in land mobile radio services" (2,803).

Question 5

Which research topics does NTT (Japan) publish most on?

Accepted Answer

By volume in 2022-now: Optical Network Technologies, Advanced Photonic Communication Systems, Photonic and Optical Devices and Advanced Optical Network Technologies.

Question 6

Which keywords describe research at NTT (Japan)?

Accepted Answer

By fractional works in 2022-now, weighted toward what it does more of than the world: Optical Fiber, Deep Learning, Digital Signal Processing, Coherent Detection, Nonlinear Effects, Microwave Photonics, Energy Efficiency and Integrated Circuits.

Question 7

Which fields of science does NTT (Japan) work in?

Accepted Answer

In 2022-now, 85% of research at NTT (Japan) is in Physical Sciences, 8% in Social Sciences. Its largest fields are Engineering (46%), Computer Science (31%), Physics and Astronomy (5%). It does 2.2× the world's share of Physical Sciences.

Question 8

Is NTT (Japan)'s research output growing?

Accepted Answer

Output in 2022-2025 was 4% lower than in 2018-2021.