Search Results - "Matsuda, O"
-
1
Broadband evolution of phononic-crystal-waveguide eigenstates in real- and k-spaces
Published in Scientific reports (27-11-2013)“…Control of sound in phononic band-gap structures promises novel control and guiding mechanisms. Designs in photonic systems were quickly matched in phononics…”
Get full text
Journal Article -
2
Elucidating gigahertz acoustic modulation of extraordinary optical transmission through a two-dimensional array of nano-holes
Published in Applied physics letters (27-02-2017)“…The ultrafast modulation of light transmitted by a metamaterial making up an extraordinary optical transmission geometry is investigated by means of optical…”
Get full text
Journal Article -
3
Imaging phonon eigenstates and elucidating the energy storage characteristics of a honeycomb-lattice phononic crystal cavity
Published in Photoacoustics (Munich) (01-06-2023)“…We extend gigahertz time-domain imaging to a wideband investigation of the eigenstates of a phononic crystal cavity. Using omnidirectionally excited phonon…”
Get full text
Journal Article -
4
Ultrafast Vibrations of Gold Nanorings
Published in Nano letters (14-09-2011)“…We investigate the vibrational modes of gold nanorings on a silica substrate with an ultrafast optical technique. By comparison with numerical simulations, we…”
Get full text
Journal Article -
5
Mapping the band structure of a surface phononic crystal
Published in New journal of physics (01-01-2011)Get full text
Journal Article -
6
Coherent shear phonon generation and detection with ultrashort optical pulses
Published in Physical review letters (27-08-2004)“…Using an optical technique we generate and detect picosecond shear and quasishear coherent acoustic phonon pulses in the time domain. Thermoelastic and…”
Get full text
Journal Article -
7
Giant extraordinary transmission of acoustic waves through a nanowire
Published in Science advances (06-03-2020)“…Wave concentration beyond the diffraction limit by transmission through subwavelength structures has proved to be a milestone in high-resolution imaging. Here,…”
Get full text
Journal Article -
8
Prediction of left atrial appendage thrombi in non-valvular atrial fibrillation
Published in European heart journal (01-09-2007)“…Aims There is little knowledge about the predictors of left atrial appendage (LAA) thrombi in non-valvular atrial fibrillation (NVAF). We investigated the…”
Get full text
Journal Article -
9
Bulk and surface acoustic wave phenomena in crystals: Observation and interpretation
Published in Wave motion (01-12-2013)“…Crystal acoustics is a field that has engaged the attention of theoreticians and experimentalists alike for decades and more. Many striking effects have been…”
Get full text
Journal Article -
10
Real-time imaging of acoustic rectification
Published in Applied physics letters (14-11-2011)“…We image gigahertz surface acoustic waves normally incident on a microscopic linear array of triangular holes-a generic "acoustic diode" geometry-with a…”
Get full text
Journal Article -
11
Coherent control of gigahertz surface acoustic and bulk phonons using ultrafast optical pulses
Published in Applied physics letters (15-09-2008)“…We demonstrate the coherent generation and control of gigahertz acoustic phonons with ultrafast optical pulses. Two distinct acoustic phonon modes, a surface…”
Get full text
Journal Article -
12
Optical excitation and detection of picosecond acoustic pulses in liquid mercury
Published in Physical review. B, Condensed matter and materials physics (25-07-2008)“…Ultrashort optical pulses are used to excite and interferometrically detect picosecond longitudinal-acoustic pulses in thin films of liquid mercury sandwiched…”
Get full text
Journal Article -
13
Watching ripples on crystals
Published in Physical review letters (06-05-2002)“…We present a new method for imaging surface phonon focusing and dispersion at frequencies up to 1 GHz that makes use of ultrafast optical excitation and…”
Get full text
Journal Article -
14
Direct access to the dispersion relations of multiple anisotropic surface acoustic modes by Fourier image analysis
Published in Applied physics letters (18-08-2003)“…We present a method based on a combination of temporal and spatial Fourier image analysis, involving the incorporation of a time-reversed acoustic propagation…”
Get full text
Journal Article -
15
Hysteresis of the cantilever shift in ultrasonic force microscopy
Published in Applied physics letters (01-04-2002)“…We propose a technique based on ultrasonic force microscopy that exploits the hysteresis in cantilever jumping to and from a sample while varying the…”
Get full text
Journal Article -
16
Laser picosecond acoustics in isotropic and anisotropic materials
Published in Ultrasonics (01-03-2000)“…We present experimental results concerning the laser generation of picosecond acoustic pulses and their propagation in isotropic and anisotropic materials. We…”
Get full text
Journal Article Conference Proceeding -
17
Laser picosecond acoustics in a two-layer structure with oblique probe light incidence
Published in Ultrasonics (01-04-2004)“…A theory for the analysis of experiments involving laser picosecond acoustics with obliquely incident probe light in a two-layer structure is outlined. The…”
Get full text
Journal Article Conference Proceeding -
18
Ultrafast acoustic phonon pulse generation in chromium
Published in Physica. B, Condensed matter (01-05-2002)“…The generation mechanisms for longitudinal acoustic-phonon pulses excited in the transition metal chromium with sub-picosecond optical pulses are studied. The…”
Get full text
Journal Article -
19
Wavelength-shift-keying (WSK) encoded pulses for optical labeling applications
Published in IEEE photonics technology letters (01-12-2005)“…Optical label switching (OLS) is an important approach for building future all-optical networks. In OLS systems, the label and payload can be encoded on the…”
Get full text
Journal Article -
20
P1259Right atrial low voltage zone as a novel predictor of sinus node dysfunction in patients with non-paroxysmal atrial fibrillation
Published in European heart journal (01-10-2019)“…Abstract Background Although sinus node dysfunction (SND) coexists with atrial fibrillation (AF) in some cases, SND in patients with Non-paroxysmal AF…”
Get full text
Journal Article