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  1. No Access

    Article

    Corrosion of copper in water and colloid formation under intense radiation field

    Radiation effects of photons on corrosion and colloid formation of copper (Cu) in water were investigated as a model for the cooling water for electromagnets at accelerator facilities. Irradiation experiments ...

    Kotaro Bessho, Yuichi Oki, Naoya Akimune… in Journal of Radioanalytical and Nuclear Che… (2015)

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    Article

    Adsorption Behavior of Beryllium(II) on Copper-oxide Nanoparticles Dispersed in Water: A Model for 7Be Colloid Formation in the Cooling Water for Electromagnets at High-energy Accelerator Facilities

    The adsorption behavior of Be(II) on CuO nanoparticles dispersed in water was studied as a model for colloid formation of radioactive 7Be nuclides in the cooling water used for electromagnets at high-energy proto...

    Kotaro Bessho, Naoki Kanaya, Saki Shimada, Shoichi Katsuta… in Analytical Sciences (2014)

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    Article

    Simple and Precise Size-Separation of Microparticles by a Nano-Gap Method

    A simple and precise size measurement device of microparticles in liquid has been developed by using a narrow gap between a cylindrical lens and a flat glass wall, in which the distance of the gap is precisely...

    Yukiko Enomoto, Hideaki Monjushiro, Hitoshi Watarai in Analytical Sciences (2009)

  4. No Access

    Article

    Microscopic Measurement of Circular Dichroism Spectra

    A microscope device to measure the circular dichroism (CD) spectra of a specified microscopic region of chiral samples was constructed by combining of a couple of objective lenses and a CCD camera, which was i...

    Aira Matsugaki, Hideaki Takechi, Hideaki Monjushiro, Hitoshi Watarai in Analytical Sciences (2008)

  5. No Access

    Article

    Magnetic Susceptibility Measurements of Solutions by Surface Nanodisplacement Detection

    A new principle to measure the magnetic susceptibility of a solution was proposed; it utilized the displacement of solution surface caused by the magnetic force applied to the solution. The interfacial displac...

    Shigeki Egami, Hideaki Monjushiro, Hitoshi Watarai in Analytical Sciences (2006)

  6. No Access

    Article

    Measurement of hydrolysis kinetics of galactose-substituted fluorescein by β-galactosidase at the toluene–water interface by spinning microtube fluorometry

    A new analytical technique, spinning microtube fluorometry (SMF), was developed and applied to the study of interfacial hydrolysis of 5-dodecanoylaminofluorescein di-β-D-galactopyranoside (C12FDG) by β-galactosid...

    Yusuke Okamoto, Hideaki Monjushiro… in Analytical and Bioanalytical Chemistry (2006)

  7. No Access

    Article

    Measurement of Circular Dichroism Spectra of Liquid/Liquid Interface by Centrifugal Liquid Membrane Method

    The direct measurement of the circular dichroism (CD) spectra of liquid/liquid interface has been achieved for the first time by the centrifugal liquid membrane (CLM) method combined with a conventional CD spe...

    Sayaka Wada, Kazuhiko Fujiwara, Hideaki Monjushiro, Hitoshi Watarai in Analytical Sciences (2004)

  8. No Access

    Article

    Charge-up Phenomena of Insulated Metals in X-Ray Photoelectron Spectroscopy

    The X-ray power dependence of the charge-up shift of a photoelectron line was examined for metal films insulated from a spectrometer. As the X-ray power increased, the observed line position shifted to a highe...

    Takayuki Ichinose, Hideaki Monjushiro, Hitoshi Watarai in Analytical Sciences (1996)

  9. No Access

    Article

    Probing Depth of Ultraviolet Photoelectron Yield Spectroscopy in Hydrocarbon Films

    In order to clarify the probing depth of ultraviolet photoelectron yield spectroscopy, the escape depth (L) of photo-electrons with kinetic energy (Ek) lower than 1.5 eV in hydrocarbon films was determined by usi...

    Hideaki Monjushiro, Iwao Watanabe in Analytical Sciences (1994)

  10. No Access

    Article

    Measurement of Photoacoustic Spectra with Improved Resolution and Its Application to Uranyl Complexes

    Hideaki Monjushiro, Kazuhiko Mizuguchi, Yu Yokoyama in Analytical Sciences (1994)

  11. No Access

    Article

    Ultraviolet Photoelectron Yield Spectra of Thin Gold Films Measured in Air

    Ultraviolet photoelectron yield (UPY) spectra of gold evaporated on glass substrates were obtained in air. Photoelectron emission threshold energies Et of the gold films were determined from the UPY spectra. The

    Hideaki Monjushiro, Iwao Watanabe, Yu Yokoyama in Analytical Sciences (1991)