Search Results 1-14 of 14

  • Experimental Study on Chemical Behaviors of Non-Metal Impurities in Pb, Pb-Bi and Pb-Li by Temperature Programmed Desorption Mass Spectrometer Analysis

    KONDO Masatoshi , NAKAJIMA Yuu , TANAKA Teruya , NOZAWA Takashi , YOKOMINE Takehiko

    … <p>The chemical behaviors of non-metal impurities such as O<sub>2</sub>, H<sub>2</sub>, N<sub>2</sub>, H<sub>2</sub>O, CO<sub>2 </sub>and CO in lead (Pb) metal, lead-bismuth (Pb-Bi) alloy and lead-lithium (Pb-Li) alloys were experimentally investigated by means of temperature programmed desorption mass spectrometer (TPD-MS) analysis. …

    Plasma and Fusion Research 11(0), 2405076-2405076, 2016

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  • Hydrogen Releasing of Lithium Amidoborane-LiNH<SUB>2</SUB>BH<SUB>3</SUB>

    Yang Zaixing , Wang Yan , Liang Jing , Chen Jun

    … in tetrahydrofuran (THF) at room temperature. … The thermal decomposition process is determined by temperature programmed desorption/mass spectrometer (TPD/MS). … at the temperature of 70.9°C, which is much lower than that of pure AB, while detectable NH<SUB>3</SUB> …

    MATERIALS TRANSACTIONS 52(4), 651-653, 2011

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  • Component Analysis of Particulate Products in Electron Beam-Irradiated Xylene/Air Mixtures Using an Atmospheric Pressure Ionization Mass Spectrometer

    Hakoda Teruyuki , Sako Toshihiro , Shimada Akihiko , Ishida Tsuneo , Kojima Takuji

    … In the present study, the component analysis of particulate products were performed employing an atmospheric pressure ionization mass spectrometer (APIMS) based on a temperature-programmed desorption method to identify the components of the particles from <I>o</I>-xylene as a function of their gasification temperatures. …

    Bulletin of the Chemical Society of Japan 79(5), 731-737, 2006

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  • Determination of H_2O Pattern Coefficients for Temperature Programmed Desorption Mass Spectrometry  [in Japanese]

    TOKIWA Satoko , NISHIDE Toshikazu , HASHIZUME Akio , MIYABAYASHI Nobuyoshi

    … Pattern coefficients (PC) of H<sub>2</sub>O using temperature programmed desorption mass spectrometry (TPDMS) were determined by using TPD curves of <i>m/z</i> … 1, 16, 17, and 18, which corresponded to H<sub>2</sub>O and its fragments were obtained by a quadrupole mass spectrometer (QMS) equipped with the TPDMS apparatus. …

    Journal of the Mass Spectrometry Society of Japan 52(1), 45-50, 2004-02-01

    J-STAGE  References (15)

  • Analysis of Pressure Sensitive Adhesives by GC/MS and GC/AED with Temperature Programmable Pyrolyzer

    NAKAMURA Sadao , TAKINO Masahiko , DAISHIMA Shigeki

    … Gas chromatograph/mass spectrometer (GC/MS) and gas chromatograph/atomic emission detector (GC/AED) with temperature programmable pyrolyzer were used for analysis of pressure sensitive adhesives in adhesive tapes. … Evolved gas analysis (EGA) profile of the adhesives was obtained by this temperature-programmed pyrolyzer directly coupled with MS <i>via</i> …

    Analytical Sciences 16(6), 627-631, 2000-06-10

    J-STAGE  References (9)

  • Analysis of Vulcanization Accelerator in Vulcanized Rubber by Thermal Desorption/Pyrolysis-GC/AED and MS  [in Japanese]

    ITO Satoshi , NAKAMURA Sadao , DAISHIMA Shigeki , WATANABE Chuichi

    … In this work, a method for analysis of vulcanization accelerator in vulcanized rubber was developed by using a pyrolyzer (Py)-gas chromatograph/atomic emission detector (GC/AED) and gas chromatograph/mass spectrometer (GC/MS). … Thermal desorption-GC/AED made it possible to monitor the sulfur compounds and amines decomposed from vulcanization accelerator under vulcanization. …

    Journal of the Mass Spectrometry Society of Japan 46(4), 336-341, 1998-08-01

    J-STAGE  References (16)

  • Measurement of the Thermal Desorption Spectra of Water Molecules by an Unidirectional Mass Spectrometer  [in Japanese]

    TAKEUCHI Kyoko , TANAKA Tomonari , TUZI Yutaka

    … The temperature-programmed desorption spectra (TPDS) of water molecules on solid surfaces can be accurately obtained by the direct measurement of the flux density of molecules desorbed from the surfaces. … For this purpose, the ion source of the quadrupole mass spectrometer (QMS) was covered by Cu envelope with collimator cooled by liquid nitrogen, and the sample surface was placed just in front of the collimator. …

    Shinku 41(3), 246-250, 1998-03-20

    J-STAGE  References (16)

  • Thermal Desorption Spectroscopy and X-Ray Photoelectron Spectroscopy Study of CFx Layer Deposited on Si and SiO2.

    Miyakawa Yasuhiro , Fujita Ken , Hirashita Norio , Ikegami Naokatsu , Hashimoto Jun , Matsui Takayuki , Kanamori Jun

    … are studied by thermal desorption spectroscopy (TDS). … layer are measured by temperature-programmed X-ray photoelectron spectroscopy (TP-XPS) with concomitant desorption gas species analysis by quadrupole mass spectrometer. … The TP-XPS study reveals that the drastic decrease of F/C ratio agrees with the desorption of SiF<SUB>4</SUB> …

    Japanese Journal of Applied Physics 33(12B), 7047-7052, 1994

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  • Thermal Desorption Spectroscopy and X-Ray Photoelectron Spectroscopy Study of CF_x Layer Deposited on Si and Si0_2

    MIYAKAWA Y. , FUJITA Ken , HIRASHITA Norio , IKEGAMI Naokatsu , HASHIMOTO Jun , MATSUI Takayuki , KANAMORI Jun

    Jpn. J. Appl. Phys. 33, 7047, 1994

    Cited by (3)

  • Thermal Decomposition of Ternary Chalcopyrite Thin Films

    RUCKH M. , KESSLER J. , OBERACKER T.A. , SCHOCK H.W.

    Japanese journal of applied physics. Supplement 32(3), 65-67, 1993-12-30

  • Gas evolution characteristics of palladium ultrafine powders.  [in Japanese]

    Uchikoshi Tetsuo , Sakka Yoshio , Ohno Satoru

    … After exposure of the prepared powders to air, gas evolution characteristics were examined by a temperature programmed desorp-tion method. … Main evolved gases detected with a quadrupole mass spectrometer were H<SUB>2</SUB>O, CO and CO<SUB>2</SUB>. … were due to the desorption of adsorbed species on the surface of the above compounds and the production by surface reactions. …

    Journal of the Japan Society of Powder and Powder Metallurgy 37(4), 508-512, 1990

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  • Thermal Desorption of Trapped Deuterium from Silica Irradiated by High-energy D^+ Ions and D_2 RF Plasma : Simultaneous Measurements of FTIT and PTDMS  [in Japanese]

    Azuma Naoto , Miyazaki Tetsuo , Ashida Kan

    … This phenomenon has been detected by infrared Fourier transform spectrometer (TFIR). … The thermal desorption mechanisms of the trapped deuterium were studied here with FTIR and thermal programmed desorption mass spectrumeter (TPDMS). … The thermal desorption rate of the trapped deuterium, that is the decrease in the rate of OD bonds upon heating, was measured by FTIR. …

    Annual report of Tritium Research Center, Toyama University, Japan (7), 63-71, 1987

    IR  DOI 

  • Fully Automatic Computer-Operated Reaction System in Laboratory (Part 1)  [in Japanese]

    NAKAMURA Ryuichi , SASAMOTO Kimiaki , SATO Kazuya , NIIYAMA Hiroo , ECHIGOYA Etsuro

    … (2) sampling products and operations for analysis by such means as gas chromatograph and mass spectrometer, etc., (3) measuring and recording process variables, (4) logging analytical data, (5) summarizing data obtained and preparing tables and graphs, (6) performing analysis and comparison of the data, and (7) deciding whether or not to continue, change, or stop the experiments based on the feedback of the results from (6) and others, and deciding the experimental conditions for subsequent experiments.<br>The …

    Journal of The Japan Petroleum Institute 25(5), 286-293, 1982

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  • Basic and Gas-adsorptive Properties of Calcium Oxide-Alumina Catalysts  [in Japanese]

    YAMAZOE Noboru , KAWAMURA Shigeo , TOMITA Tadayoshi , SEIYAMA Tetsuro

    … Although the basicity increased sharply in the high CaO-content range, it remained modest in the range of typical composition (50wt% CaO) of practical catalysts.<br>By using a catalyst with 54wt% CaO, the adsorptive properties for gases relevant to the steam reforming reaction were studied by the temperature programmed desorption(TPD) technique. … The desorption of stable gases, i.e., CO<sub>2</sub>, H<sub>2</sub>O, O<sub>2</sub> …

    Journal of The Japan Petroleum Institute 23(6), 397-402, 1980

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