Koichi Ohki

Development of a deep-sea laser-induced breakdown spectrometer for in situ multi-element chemical analysis

Blair Thornton, Tomoko Takahashi, Takumi Sato et al. · Deep Sea Research Part I Oceanographic Research Papers · 2014 · 194 citations · Full text

Natural Sciences, Earth Sciences, Oceanography +17

Quantitative in situ mapping of elements in deep-sea hydrothermal vents using laser-induced breakdown spectroscopy and multivariate analysis

Tomoko Takahashi, Soichi Yoshino, Yutaro Takaya et al. · Deep Sea Research Part I Oceanographic Research Papers · 2020 · 60 citations · Full text

Natural Sciences, Earth Sciences, Marine Sciences +13

Calibration-free analysis of immersed brass alloys using long-ns-duration pulse laser-induced breakdown spectroscopy with and without correction for nonstoichiometric ablation

Tomoko Takahashi, Blair Thornton, Koichi Ohki et al. · Spectrochimica Acta Part B Atomic Spectroscopy · 2015 · 55 citations · Full text

Natural Sciences, Materials Engineering, Materials Science +12

Temperature based segmentation for spectral data of laser-induced plasmas for quantitative compositional analysis of brass alloys submerged in water

Tomoko Takahashi, Blair Thornton, Takumi Sato et al. · Spectrochimica Acta Part B Atomic Spectroscopy · 2016 · 31 citations · Full text

Natural Sciences, Physics, Analytical Chemistry +13

Partial least squares regression calculation for quantitative analysis of metals submerged in water measured using laser-induced breakdown spectroscopy

Tomoko Takahashi, Blair Thornton, Takumi Sato et al. · Applied Optics · 2018 · 25 citations

Natural Sciences, Chemistry, Elemental Analysis +11