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Journal Articles

Time-resolved imaging of GHz acoustic vibrations at arbitrary frequencies using asynchronous periodic probe laser pulses

Osamu Matsuda, Shohei Ueno, Motonobu Tomoda, Paul H. Otsuka, Oliver B. Wright
Journal: Applied Physics Letters
Appl. Phys. Lett. 125, 052201 (2024)
https://doi.org/10.1063/5.0218494
Published: July 2024
View article titled, Time-resolved imaging of GHz acoustic vibrations at arbitrary frequencies using asynchronous periodic probe laser pulses
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Journal Articles

Tapered rainbow metabeam for wideband multimode acoustic blocking based on quadruple-mode resonators

Hayato Takeda, Eikai Murakami, Motonobu Tomoda, Osamu Matsuda, Kentaro Fujita, Oliver B. Wright
Journal: Applied Physics Letters
Appl. Phys. Lett. 121, 131701 (2022)
https://doi.org/10.1063/5.0098371
Published: September 2022
View article titled, Tapered rainbow metabeam for wideband multimode acoustic blocking based on quadruple-mode resonators
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Includes: Supplementary data
Journal Articles

Compact acoustic metamaterial based on the 3D Mie resonance of a maze ball with an octahedral structure

Ting Zhang, Eun Bok, Motonobu Tomoda, Osamu Matsuda, Jianzhong Guo, Xiaojun Liu, Oliver B Wright
Journal: Applied Physics Letters
Appl. Phys. Lett. 120, 161701 (2022)
https://doi.org/10.1063/5.0084030
Published: April 2022
View article titled, Compact acoustic metamaterial based on the 3D Mie resonance of a maze ball with an octahedral structure
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Includes: Supplementary data
Journal Articles

Wave-canceling acoustic metarod architected with single material building blocks

Akira Ogasawara, Kentaro Fujita, Motonobu Tomoda, Osamu Matsuda, Oliver B. Wright
Journal: Applied Physics Letters
Appl. Phys. Lett. 116, 241904 (2020)
https://doi.org/10.1063/5.0011319
Published: June 2020
View article titled, Wave-canceling acoustic metarod architected with single material building blocks
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Includes: Supplementary data
Journal Articles

Perfect acoustic bandgap metabeam based on a quadruple-mode resonator array

Kentaro Fujita, Motonobu Tomoda, Oliver B. Wright, Osamu Matsuda
Journal: Applied Physics Letters
Appl. Phys. Lett. 115, 081905 (2019)
https://doi.org/10.1063/1.5117283
Published: August 2019
View article titled, Perfect acoustic bandgap metabeam based on a quadruple-mode resonator array
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Includes: Supplementary data
Journal Articles

Active chiral control of GHz acoustic whispering-gallery modes

Sylvain Mezil, Kentaro Fujita, Paul H. Otsuka, Motonobu Tomoda, Matt Clark, Oliver B. Wright, Osamu Matsuda
Journal: Applied Physics Letters
Appl. Phys. Lett. 111, 144103 (2017)
https://doi.org/10.1063/1.4994886
Published: October 2017
View article titled, Active chiral control of GHz acoustic whispering-gallery modes
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Journal Articles

Three-dimensional imaging of biological cells with picosecond ultrasonics

Sorasak Danworaphong, Motonobu Tomoda, Yuki Matsumoto, Osamu Matsuda, Toshiro Ohashi, Hiromu Watanabe, Masafumi Nagayama, Kazutoshi Gohara, Paul H. Otsuka, Oliver B. Wright
Journal: Applied Physics Letters
Appl. Phys. Lett. 106, 163701 (2015)
https://doi.org/10.1063/1.4918275
Published: April 2015
View article titled, Three-dimensional imaging of biological cells with picosecond ultrasonics
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Includes: Supplementary data
Journal Articles

A method for the frequency control in time-resolved two-dimensional gigahertz surface acoustic wave imaging

Shogo Kaneko, Motonobu Tomoda, Osamu Matsuda
Journal: AIP Advances
AIP Advances 4, 017124 (2014)
https://doi.org/10.1063/1.4863195
Published: January 2014
View article titled, A method for the frequency control in time-resolved two-dimensional gigahertz surface acoustic wave imaging
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Journal Articles

Vibrational modes of GaAs hexagonal nanopillar arrays studied with ultrashort optical pulses

Hirotaka Sakuma, Motonobu Tomoda, Paul H. Otsuka, Osamu Matsuda, Oliver B. Wright, Takashi Fukui, Katsuhiro Tomioka, Istvan A. Veres
Journal: Applied Physics Letters
Appl. Phys. Lett. 100, 131902 (2012)
https://doi.org/10.1063/1.3696380
Published: March 2012
View article titled, Vibrational modes of GaAs hexagonal nanopillar arrays studied with ultrashort optical pulses
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Includes: Supplementary data
Journal Articles

Optical generation of surface acoustic waves guided at the linear boundary between two thin films

A. A. Maznev, Timothy A. Kelf, Motonobu Tomoda, Osamu Matsuda, Oliver B. Wright
Journal: Journal of Applied Physics
J. Appl. Phys. 107, 033521 (2010)
https://doi.org/10.1063/1.3298472
Published: February 2010
View article titled, Optical generation of surface acoustic waves guided at the linear boundary between two thin films
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Includes: Supplementary data
Journal Articles

Mechanical contacts probed with picosecond ultrasonics

Thomas Dehoux, Motonobu Tomoda, Oliver B. Wright
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 123, 3156 (2008)
https://doi.org/10.1121/1.2933187
Published: May 2008
View article titled, Mechanical contacts probed with picosecond ultrasonics
Journal Articles

Nanoscale thermoelastic probing of megahertz thermal diffusion

Motonobu Tomoda, Oliver B. Wright, Roberto Li Voti
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 071911 (2007)
https://doi.org/10.1063/1.2770769
Published: August 2007
View article titled, Nanoscale thermoelastic probing of megahertz thermal diffusion
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Journal Articles

Tomographic reconstruction of picosecond acoustic strain propagation

Motonobu Tomoda, Osamu Matsuda, Oliver B. Wright, Roberto Li Voti
Journal: Applied Physics Letters
Appl. Phys. Lett. 90, 041114 (2007)
https://doi.org/10.1063/1.2432238
Published: January 2007
View article titled, Tomographic reconstruction of picosecond acoustic strain propagation
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