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1

Polymerizations of ethylene and propylene initiated by milled metallic oxides. II. Characterizations of the mechanochemically produced polymers

Shigeru Murakami, Masayoshi Tabata, Junkichi Sohma

Journal:

Journal of Applied Polymer Science

Year:

1984

Language:

english

File:

PDF, 430 KB

english, 1984

2

CP-MAS 13C-NMR study of the degradation of polyacetylene in air

Junkichi Sohma, Masayoshi Tabata, Fumihiro Ebisawa, Masahiro Hatano

Journal:

Polymer Degradation and Stability

Year:

1987

Language:

english

File:

PDF, 356 KB

english, 1987

3

Mechanochemistry of polymers

Journal:

Progress in Polymer Science

Year:

1989

Language:

english

File:

PDF, 6.61 MB

english, 1989

4

ESR STUDY OF VANADYL CHELATES IN CARBONACEOUS MESOPHASE

Yamada, Yoshio, Sohma, Junkichi, Ouchi, Koji, Sanada, Yuzo

Journal:

Chemistry Letters

Year:

1976

Language:

english

File:

PDF, 5.68 MB

english, 1976

5

Anomalous Decay Behavior of the Polypropylene Radicals Produced by Mechanical Fracture: Effect of the Excess Charges Due to Triboelectricity

Sakaguchi, Masato, Sohma, Junkichi

Journal:

Polymer Journal

Year:

1975

File:

PDF, 853 KB

1975

6

Copolymerizations initiated by mechano-radicals on particle surfaces of poly(tetrafluoroethylene)

Masato Sakaguchi, Junkichi Sohma

Journal:

Journal of Applied Polymer Science

Year:

1978

Language:

english

File:

PDF, 430 KB

english, 1978

7

Polymerization of ethylene and propylene initiated by milled alumina powder

Norio Kurokawa, Masayoshi Tabata, Junkichi Sohma

Journal:

Journal of Applied Polymer Science

Year:

1980

Language:

english

File:

PDF, 377 KB

english, 1980

8

Carbon-13 and proton magnetic resonance studies of poly(N-vinylcarbazole) in solution

Nobuaki Tsuchihashi, Masahiro Hatano, Junkichi Sohma

Journal:

Macromolecular Chemistry and Physics

Year:

1976

Language:

english

File:

PDF, 404 KB

english, 1976

9

ESR detection of difference between the effects of γ and neutron irradiation of n-eicosane

Masayoshi Tabata, Junkichi Sohma, Hitoshi Yamaoka, Tomochika Matsuyama

Journal:

Chemical Physics Letters

Year:

1985

Language:

english

File:

PDF, 289 KB

english, 1985

10

Formation of methylpropargyl radicals from tetramethylcyclobutadiene radical cations: an esr study

Katsutoshi Ohta, Masaru Shiotani, Junkichi Sohma, Akinori Hasegawa, Martyn C.R. Symons

Journal:

Chemical Physics Letters

Year:

1987

Language:

english

File:

PDF, 574 KB

english, 1987

11

E.s.r. determination of growing rate of the mesophase embryo in petroleum residue

Kaoru Shibata, Hitoo Kakiyama, Yuzo Sanada, Junkichi Sohma

Journal:

Year:

1978

Language:

english

File:

PDF, 372 KB

english, 1978

12

Study of carbonaceous mesophase through the e.s.r. spectra of vanadyl chelates

Yoshio Yamada, Koji Ouchi, Yuzo Sanada, Junkichi Sohma

Journal:

Year:

1978

Language:

english

File:

PDF, 701 KB

english, 1978

13

Analysis of magnetic-field-induced distribution using ESR parallel-edge lines of a slow tumbling spin probe in a rigid liquid crystal

Keiichi Ohno, Junkichi Sohma

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 626 KB

english, 1969

14

13C spin-lattice relaxation study of molecular motions of sidechains in α-helical polyglutamates

Nobuaki Tsuchihashi, Takamichi Enomoto, Masahiro Hatano, Junkichi Sohma

Journal:

Year:

1977

Language:

english

File:

PDF, 372 KB

english, 1977

15

ESR study of the photo-induced decomposition of polypropylene in the presence of N,N,N′,N′-tetramethyl-p-phenylenediamine

Masayoshi Tabata, Junkichi Sohma

Journal:

Polymer Degradation and Stability

Year:

1979

Language:

english

File:

PDF, 643 KB

english, 1979

16

Gamma-radiation induced cross-links in ethylene—propylene rubber studied by CP—MAS NMR

Junkichi Sohma, Masaru Shiotani, Shigeru Murakami, Tadashi Yoshida

Journal:

Radiation Physics and Chemistry (1977)

Year:

1977

Language:

english

File:

PDF, 355 KB

english, 1977

17

ESR imaging investigation on depth profiles of radicals in organic solid dosimetry

Yasuyuki Morita, Keiichi Ohno, Kazutoshi Ohashi, Junkichi Sohma

Journal:

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes

Year:

1989

Language:

english

File:

PDF, 349 KB

english, 1989

18

Magnetic resonance studies on cross-links produced in irradiated n-Eicosane as a model compound of polyethylene

Masayoshi Tabata, Junkichi Sohma, Kazuaki Yokota, Hitoshi Yamaoka, Tomochika Matsuyama

Journal:

International Journal of Radiation Applications and Instrumentation. Part C. Radiation Physics and Chemistry

Year:

1990

Language:

english

File:

PDF, 598 KB

english, 1990

19

New route to 2-substituted indoles by pyrolysis of N-acylacetylphenylhydroxylamines

Ken-ichi Hirao, Kunihiko Mohri, Osamu Yonemitsu, Masayoshi Tabata, Junkichi Sohma

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 183 KB

english, 1992

20

Ultrasonic velocity and adiabatic compressibility in polyelectrolyte solutions

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1959

Language:

english

File:

PDF, 602 KB

english, 1959

21

Origin of the esr spectrum of the radical from poly(methyl methacrylate)

Junkichi Sohma, Tsuyoshi Komatsu, Hisatsugu Kashiwabara

Journal:

Journal of Polymer Science Part C: Polymer Letters

Year:

1965

Language:

english

File:

PDF, 243 KB

english, 1965

22

ESR evidence for main-chain scissions of polypropylene molecules induced by mechanical fracture

Masato Sakaguchi, Hiroaki Yamakawa, Junkichi Sohma

Journal:

Journal of Polymer Science Part C: Polymer Letters

Year:

1974

Language:

english

File:

PDF, 191 KB

english, 1974

23

ESR evidence for main-chain scission produced by mechanical fracture of polymers at low temperature

Masato Sakaguchi, Junkichi Sohma

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1975

Language:

english

File:

PDF, 553 KB

english, 1975

24

Production of polyenyl radicals by mechanochemical method

Norio Kurokawa, Masayashi Tabata, Junkichi Sohma

Journal:

Journal of Polymer Science Part C: Polymer Letters

Year:

1981

Language:

english

File:

PDF, 199 KB

english, 1981

25

Product analyses and crosslink mechanism of plasma-polymerized methyl methacrylate

Mikio Ohno, Keiichi Ohno, Junkichi Sohma

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1987

Language:

english

File:

PDF, 538 KB

english, 1987

26

E.s.r. study of the aggregated state in petroleum residue at high temperature

Kaoru Shibata, Hitoo Kakiyama, Yuzo Sanada, Junkichi Sohma

Journal:

Year:

1978

Language:

english

File:

PDF, 384 KB

english, 1978

27

E.s.r. study of vanadyl complexes in various carbonaceous materials at high temperature

Kaoru Shibata, Hitoo Kakiyama, Yuzo Sanada, Junkichi Sohma

Journal:

Year:

1979

Language:

english

File:

PDF, 455 KB

english, 1979

28

A spin-trapping study on crosslinks induced by γ- and neutron irradiations of n-eicosane

Masayoshi Tabata, Junkichi Sohma, Hitoshi Yamaoka, Tomochika Matsuyama

Journal:

International Journal of Radiation Applications and Instrumentation. Part C. Radiation Physics and Chemistry

Year:

1986

Language:

english

File:

PDF, 385 KB

english, 1986

29

Basic sites and reducing sites of calcium oxide and their catalytic activities

Tokio Iizuka, Hideshi Hattori, Yasuhiro Ohno, Junkichi Sohma, Kozo Tanabe

Journal:

Journal of Catalysis

Year:

1971

Language:

english

File:

PDF, 742 KB

english, 1971

30

Nuclear magnetic relaxation studies of cytidine and its complexing in dimethyl sulfoxide solution

Shigezo Shimokawa, Tetsuro Yokono, Junkichi Sohma

Journal:

Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis

Year:

1976

Language:

english

File:

PDF, 407 KB

english, 1976

31

[Advances in Polymer Science] New Scientific Aspects Volume 20 || ESR studies on polymer radicals produced by mechanical destruction and their reactivity

Sohma, Junkichi

Year:

1976

Language:

english

File:

PDF, 2.73 MB

english, 1976

32

Comprehensive Polymer Science and Supplements || Mechanochemical Degradation

Sohma, Junkichi

Year:

1989

Language:

english

File:

PDF, 1.89 MB

english, 1989

33

ESR study on local conformations of polystyrene spin-adducts produced by chlorinated nitrosobenzene as a chain-scission inducer

Watanabe, O., Tabata, M., Sohma, Junkichi

Journal:

Year:

1984

Language:

english

File:

PDF, 899 KB

english, 1984

34

Nuclear magnetic resonance studies on effects of ions (anions and cations) on nucleosides (cytidine and guanosine)

Yokono, Tetsuro, Shimokawa, Shigezo, Sohma, Junkichi

Journal:

Journal of the American Chemical Society

Year:

1975

Language:

english

File:

PDF, 417 KB

english, 1975

35

Nmr Studies on Side Chain Mesomorphic Polymers

Cser, Ferenc, Tsutsumi, Akihiro, Horváath, Judit, Sohma, Junkichi

Journal:

Molecular Crystals and Liquid Crystals Incorporating Nonlinear Optics

Year:

1988

Language:

english

File:

PDF, 429 KB

english, 1988

36

E.S.R. spectrum of the radical produced by ultra-violet irradiation in solid azobisisobutyronitrile

Moriuchi, Shuji, Sohma, Junkichi

Journal:

Molecular Physics

Year:

1971

Language:

english

File:

PDF, 141 KB

english, 1971

37

Line-Width Transition of the Proton Magnetic Resonance in Polymers

Odajima, Akira, Sohma, Junkichi, Koike, Mitsuru

Journal:

The Journal of Chemical Physics

Year:

1955

Language:

english

File:

PDF, 385 KB

english, 1955

38

Effect of Lifetime of Free Radicals in Chemical Reaction on ESR Relaxation

Sohma, Junkichi

Journal:

The Journal of Chemical Physics

Year:

1962

Language:

english

File:

PDF, 397 KB

english, 1962

39

Electron Spin Resonance Studies of Cu 2+ Doped Ammonium Sulfate Single Crystals

Matsuji, Kiyoshi, Ohno, Keiichi, Sohma, Junkichi

Journal:

Japanese Journal of Applied Physics

Year:

1979

Language:

english

File:

PDF, 975 KB

english, 1979

40

Computer Recording in Rapid Scan ESR Spectroscopy

Ohno, Keiichi, Sohma, Junkichi

Journal:

Instrumentation Science & Technology

Year:

1969

Language:

english

File:

PDF, 351 KB

english, 1969

41

E.S.R. spectra of the radicals produced in γ-irradiated diborane in the solid state

Hasegawa, Akinori, Sohma, Junkichi

Journal:

Molecular Physics

Year:

1972

Language:

english

File:

PDF, 163 KB

english, 1972

42

Instrumentation and Measurement of Nuclear Magnetic Triple Resonance Including 14 N Resonance

Sohma, Junkichi, Shimokawa, Shigezo

Journal:

Instrumentation Science & Technology

Year:

1968

Language:

english

File:

PDF, 442 KB

english, 1968

43

ESR Studies of Molecular Motion of Spin Labelled Poly(methyl methacrylate)

Shiotani, Masaru, Sohma, Junkichi

Journal:

Polymer Journal

Year:

1977

File:

PDF, 988 KB

1977

44

Slow Tumbling Motion of Nitroxide Spin Probe/Labelled PMMA Studied Using Saturation Transfer ESR and Saturation Parameter Methods

Ohno, Keiichi, Ishii, Tetsuyoshi, Sohma, Junkichi

Journal:

Japanese Journal of Applied Physics

Year:

1984

File:

PDF, 496 KB

1984

45

Anisotropic Hyperfine Constant in ESR Spectrum of Irradiated Solution Grown Polyethylene

Shimada, Shigetaka, Kashiwabara, Hisatsugu, Sohma, Junkichi, Nara, Shigeo

Journal:

Japanese Journal of Applied Physics

Year:

1969

Language:

english

File:

PDF, 343 KB

english, 1969

46

Premelting Detected by Spin Probes in MBBA Liquid Crystal and the Effect of Probe Size on the Order Parameter

Murakami, Kentaro, Sohma, Junkichi

Journal:

Japanese Journal of Applied Physics

Year:

1979

File:

PDF, 231 KB

1979

47

Electron Spin Resonance Study of Hydrogen Atoms Trapped in Ammonium Fluoroberyllate

Matsuki, Kiyoshi, Ohno, Keiichi, Sohma, Junkichi

Journal:

Japanese Journal of Applied Physics

Year:

1978

File:

PDF, 638 KB

1978

48

Rapid Observation of ESR Spectrum by Single Shot Sweep

Sohma, Junkichi, Komatsu, Tsuyoshi, Kanda, Yuichi

Journal:

Japanese Journal of Applied Physics

Year:

1968

Language:

english

File:

PDF, 267 KB

english, 1968

49

ESR Study of Molecular Order and Motion in a Nematic Liquid Crystal

Shimoyama, Yuhei, Shiotani, Masaru, Sohma, Junkichi

Journal:

Japanese Journal of Applied Physics

Year:

1977

Language:

english

File:

PDF, 1.49 MB

english, 1977

50

Direct Evidence for Main Chain Scissions of Polymers in Solution Caused by High Speed Stirring

Tabata, Masayoshi, Hosokawa, Yoichi, Watanabe, Osamu, Sohma, Junkichi

Journal:

Polymer Journal

Year:

1986

File:

PDF, 1.17 MB

1986

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