Search Results - "Yamashita, Yutaka"

Time-Domain Near-Infrared Spectroscopy and Imaging: A Review by Yamada, Yukio, Suzuki, Hiroaki, Yamashita, Yutaka

“…This article reviews the past and current statuses of time-domain near-infrared spectroscopy (TD-NIRS) and imaging. Although time-domain technology is not yet…”
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In vitro analysis of mechanism of pulsed-laser thrombolysis by Yamashita, Daisuke, Matsumoto, Yuji, Tamaoki, Yoshinori, Ueda, Yukio, Okada, Hiroyuki, Kawashima, Toshiyuki, Yamashita, Yutaka, Nakayama, Teiji, Umemura, Kazuo

“…Thrombolytic therapy in the treatment of cardiogenic acute cerebral embolism caused by coagulated blood carries the risk of hemorrhagic complications, and…”
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Label-free imaging of intracellular motility by low-coherent quantitative phase microscopy by Yamauchi, Toyohiko, Iwai, Hidenao, Yamashita, Yutaka

“…The subject study demonstrates the imaging of cell activity by quantitatively assessing the motion of intracellular organelles and cell plasma membranes…”
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Low-coherent quantitative phase microscope for nanometer-scale measurement of living cells morphology by Yamauchi, Toyohiko, Iwai, Hidenao, Miwa, Mitsuharu, Yamashita, Yutaka

“…We have developed a Linnik-type interference microscope provided with a low-coherent light source to obtain topographic images of an intact cellular membrane…”
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Effects of a walking program in patients with chronic unilateral vestibular hypofunction by Asai, Hayato, Murakami, Satona, Morimoto, Hiroyuki, Asai, Yuji, Johnson, Eric G., Yamashita, Yutaka, Horiba, Mitsuya, Mizutani, Yoko, Kabaya, Kayoko, Ueki, Yoshino

“…[Purpose] Patients with chronic unilateral vestibular hypofunction show decreased postural stability and low levels of physical activity and also experience…”
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Liquid-phase growth of few-layered graphene on sapphire substrates using SiC micropowder source by Maruyama, Takahiro, Yamashita, Yutaka, Saida, Takahiro, Tanaka, Shin-ichiro, Naritsuka, Shigeya

“…We demonstrated direct synthesis of graphene films consisting of a few layers (few-layered graphene) on sapphire substrates by liquid-phase growth (LPG), using…”
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Doppler-spectrally encoded imaging of translational objects by Iwai, Hidenao, Yamauchi, Toyohiko, Miwa, Mitsuharu, Yamashita, Yutaka

“…The image of a translational target is moved by the Doppler-shifted phase of the diffraction field of the light incident on the target. However, no one has yet…”
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Sensitivity correction for the influence of the fat layer on muscle oxygenation and estimation of fat thickness by time-resolved spectroscopy by Ohmae, Etsuko, Nishio, Shinichiro, Oda, Motoki, Suzuki, Hiroaki, Suzuki, Toshihiko, Ohashi, Kyoichi, Koga, Shunsaku, Yamashita, Yutaka, Watanabe, Hiroshi

“…Near-infrared spectroscopy (NIRS) has been used for noninvasive assessment of oxygenation in living tissue. For muscle measurements by NIRS, the measurement…”
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Influence of cerebral white matter lesions on the activities of daily living of older patients with mild stroke by Yamashita, Yutaka, Wada, Ikuo, Horiba, Mitsuya, Sahashi, Kento

“…Aim Neurological symptom severity is a prognostic factor for post‐stroke activities of daily living (ADL). Recently, it has been reported that white matter…”
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Effect of the chest wall on the measurement of hemoglobin concentrations by near-infrared time-resolved spectroscopy in normal breast and cancer by Yoshizawa, Nobuko, Ueda, Yukio, Nasu, Hatsuko, Ogura, Hiroyuki, Ohmae, Etsuko, Yoshimoto, Kenji, Takehara, Yasuo, Yamashita, Yutaka, Sakahara, Harumi

“…Background Optical imaging and spectroscopy using near-infrared light have great potential in the assessment of tumor vasculature. We previously measured…”
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Hemodynamic Measurements of the Human Adult Head in Transmittance Mode by Near-Infrared Time-Resolved Spectroscopy by Suzuki, Hiroaki, Oda, Motoki, Ohmae, Etsuko, Suzuki, Toshihiko, Yamashita, Daisuke, Yoshimoto, Kenji, Homma, Shu, Yamashita, Yutaka

“…Using a near-infrared time-resolved spectroscopy (TRS) system, we measured the human head in transmittance mode to obtain the optical properties and the…”
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Comparison of Lipid and Water Contents by Time-domain Diffuse Optical Spectroscopy and Dual-energy Computed Tomography in Breast Cancer Patients by Ohmae, Etsuko, Yoshizawa, Nobuko, Yoshimoto, Kenji, Hayashi, Maho, Wada, Hiroko, Mimura, Tetsuya, Asano, Yuko, Ogura, Hiroyuki, Yamashita, Yutaka, Sakahara, Harumi, Ueda, Yukio

“…We previously compared time-domain diffuse optical spectroscopy (TD-DOS) with magnetic resonance imaging (MRI) using various water/lipid phantoms. However, it…”
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Clinical evaluation of time-resolved spectroscopy by measuring cerebral hemodynamics during cardiopulmonary bypass surgery by Ohmae, Etsuko, Oda, Motoki, Suzuki, Toshihiko, Yamashita, Yutaka, Kakihana, Yasuyuki, Matsunaga, Akira, Kanmura, Yuichi, Tamura, Mamoru

“…We developed a three-wavelength time-resolved spectroscopy (TRS) system, which allows quantitative measurement of hemodynamics within relatively large living…”
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Development of excitation test method for non-synchronous vibration of rotating turbine blade (Measurement of damping of non-synchronous vibration mode) by Ryou AKIYAMA, Koki SHIOHATA, Tomomi NAKAJIMA, Yutaka YAMASHITA

“…In order to analyze the blade vibration caused by flutter, it is necessary to understand both the aerodynamic damping and structural damping of the high…”
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Changes of cerebral blood oxygenation and optical pathlength during activation and deactivation in the prefrontal cortex measured by time-resolved near infrared spectroscopy by Sakatani, Kaoru, Yamashita, Daisuke, Yamanaka, Takeshi, Oda, Motoki, Yamashita, Yutaka, Hoshino, Tetsuya, Fujiwara, Norio, Murata, Yoshihiro, Katayama, Yoichi

“…To determine the alterations in optical characteristics and cerebral blood oxygenation (CBO) during activation and deactivation, we evaluated the changes in…”
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Ultrastructural changes at the myotendinous junction induced by exercise by Kojima, Hiroshi, Sakuma, Eisuke, Mabuchi, Yoshio, Mizutani, Jun, Horiuchi, Osamu, Wada, Ikuo, Horiba, Mitsuya, Yamashita, Yutaka, Herbert, Damon C, Soji, Tsuyoshi, Otsuka, Takanobu

“…Although exercise is believed to reduce the risk of rupture of the myotendinous junction, exercise-induced structural changes in this region have not been…”
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Formation of Nitrifying Granules Using a Continuous Stirred-Tank Reactor by KISHIDA, Naohiro, YAMASHITA, Yutaka, TSUNEDA, Satoshi

“…In this study, the formation characteristics of aerobic granular sludge (AGS) mainly composed of nitrifying bacteria (referred to as nitrifying granules) in a…”
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S8-1. Principle of Time-Resolved Spectroscopy for quantitative tissue oxygenation monitoring by Yamashita, Yutaka

“…In Time-Resolved Spectroscopy (TRS), a temporal response of scattered light is measured after irradiation of ultra-short pulses, thereby giving a path-length…”
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Visuospatial imagery is a fruitful strategy for the digit span backward task: a study with near-infrared optical tomography by Hoshi, Yoko, Oda, Ichiro, Wada, Yukihisa, Ito, Yasunobu, Yutaka Yamashita, Oda, Motoki, Ohta, Kazuyoshi, Yamada, Yoshifumi, Mamoru Tamura

“…Our newly developed 64-channel time-resolved optical tomographic imaging system using near-infrared light enables us to obtain a quantitative image of…”
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Formation of Aerobic Granular Sludge in a Continuous-Flow Reactor - Control Strategy for the Selection of Well-Settling Granular Sludge by KISHIDA, Naohiro, KONO, Atsushi, YAMASHITA, Yutaka, TSUNEDA, Satoshi

“…In this study, the formation characteristics of aerobic granular sludge in a continuous-flow reactor were investigated under several experimental conditions…”
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