Question 1

Which countries lead Acoustics and Ultrasonics research?

Accepted Answer

On research quality in 2022-now, China and the United States rank highest in Acoustics and Ultrasonics. By volume, China and the United States publish the most (1.3k and 355 works in 2022-now).

Question 2

Which institutions lead Acoustics and Ultrasonics research?

Accepted Answer

Chinese Academy of Sciences (China) ranks first in Acoustics and Ultrasonics on research quality in 2022-now, followed by .

Question 3

Who are the leading researchers in Acoustics and Ultrasonics?

Accepted Answer

Counting only their work in Acoustics and Ultrasonics, Miles J. Padgett, Ad Lagendijk and Sylvain Gigan have the most papers in the world top 10% for their subfield and year beyond the 10% expected.

Question 4

Where is Acoustics and Ultrasonics research done?

Accepted Answer

The largest centres of Acoustics and Ultrasonics research in 2022-now are Beijing (China), Shanghai (China), Nanjing (China) and Xi'an (China). Among places with at least 20 works in it, it is an unusually large share of all research in Taiyuan and Hefei.

Question 5

Where is the best place to study Acoustics and Ultrasonics?

Accepted Answer

Among universities, judged by research, Hong Kong Polytechnic University, University of California, Los Angeles and Tsinghua University score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

Question 6

Is Acoustics and Ultrasonics research growing?

Accepted Answer

Output in 2022-2025 was 23% higher than in 2018-2021, peaking in 2025. The fastest-growing topics are Random lasers and scattering media.

Question 7

What are the most cited papers in Acoustics and Ultrasonics?

Accepted Answer

The most cited paper in Acoustics and Ultrasonics is "Strong localization of photons in certain disordered dielectric superlattices" (Sajeev John, 1987), with 10,049 citations. Next come "Single-pixel imaging via compressive sampling" (3,637) and "Anomalous transit-time dispersion in amorphous solids" (3,122).