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  1. "Observation of acrylonitrile molecular anion in the gas phase"
    T. Tsukuda and T. Kondow
    Chem. Phys. Lett. 185, 511-515 (1991).
  2. "Structure-constrained anionioc polymerization in hydrogen-bonded acrylonitrile clusters"
    T. Tsukuda and T. Kondow
    J. Chem. Phys. 85, 6989-6992 (1991).
  3. "Anionic polymerization in the gas-phase cluster of 2-chloroacrylonitrile"
    T. Tsukuda and T. Kondow
    J. Phys. Chem. 96, 5671-5673 (1992).
  4. "Intensity enhancement in the size distribution of acrylate cluster anions"
    T. Tsukuda and T. Kondow
    Chem. Phys. Lett., 197, 438-442 (1992).
  5. "Photofragmentation of anionic reaction intermediates formed upon electron attachment to 2-chloroacrylonitrile clusters. Evidence for polymer degradation in the cluster regime"
    T. Tsukuda, A. Terasaki, T. Kondow, M. G. Scarton, C. E. Dessent, G. A. Bishea, and M. A. Johnson
    Chem. Phys. Lett. 201, 351-356 (1993).
  6. "Competitive electron capture in mixed clusters, X(HCN)m (X=C2H5OH, CO2, O2, and SF6)"
    T. Tsukuda, M. Nagamine, T. Tahara, T. Nagata, and T. Kondow
    Chem. Phys. Lett. 218,1-6 (1994).
  7. "Intracluster anionic polymerization initiated by electron attachment onto olefin clusters (CH2=CXCN)N (X=Cl, H, D, CH3) and (CH2=CHC6H5)N,"
    T. Tsukuda and T. Kondow
    J. Am, Chem, Soc. 116, 9555-9564 (1994).
  8. "Characterization of the 2-chloroacrylonitrile negative ions using photoelectron and photofragmentation"
    M. Ichihashi, J. Hirokawa, T. Tsukuda, T. Kondow, C. E. H. Dessent, C. G. Bailey, M. G. Scarton, and M. A. Johnson
    J. Phys. Chem. 99, 1655-1659 (1995).
  9. "Collision processes of size-selected cluster anions, (C6F6)n- (n=1-5), with a silicon surface"
    T. Tsukuda, H. Yasumatsu, T. Sugai, A. Terasaki, T. Nagata, and T. Kondow
    J. Phys. Chem. 99, 6367-6373 (1995).
  10. "Intracluster polymerization of acrylonitrile cluster anions studied by photoelectron spectroscopy"
    Y. Fukuda,T. Tsukuda, A. Terasaki, and T. Kondow
    Chem. Phys. Lett. 242,121-125 (1995).
  11. "Collision-induced dissociation of acrylonitrile cluster ions: geometric structure of polymerized cluster anion"
    M. Ichihashi, T. Tsukuda, S. Nonose, and T. Kondow
    J. Phys. Chem., 99, 17354-17358 (1995).
  12. "Fragmentation process of size-selected aluminum cluster anions in collision with a solid surface"
    A. Terasaki, T. Tsukuda, H. Yasumatsu, T. Sugai, and T. Kondow
    J. Chem. Phys., 104, 1387-1393 (1996).
  13. "Fragmentation of aluminum-cluster anions in collision with a solid surface"
    A. Terasaki, T. Tsukuda, H. Yasumatsu, T. Sugai, and T. Kondow
    Surf. Rev. Lett. , 3, 591-595 (1996).
  14. "Solvation effects on collisional processes of size-selected I2-(CO2)n cluster ions with silicon surface"
    H. Yasumatsu, T. Tsukuda, T. Sugai, A. Terasaki, T. Nagata, and T. Kondow
    Surf. Rev. Lett., 3, 901-904 (1996).
  15. "Dissociative scattering of size-selected (C6F6)n- (n=1-5) from a siliconsurface"
    T. Tsukuda, H. Yasumatsu, T. Sugai, A. Terasaki, T. Nagata, and T. Kondow
    Surf. Rev. Lett., 3, 875-879 (1996).
  16. "Formation of CH3CO2I- anion in the reaction of (CO2)n- with CH3I"
    T. Tsukuda. M. Saeki, and T. Nagata
    Chem. Phys. Lett., 251,309-314 (1996).
  17. "Photodissociation of acrylonitrile cluster anions"
    Y. Fukuda, T. Tsukuda, A. Terasaki, and T. Kondow
    Chem. Phys. Lett., 260, 423-427 (1996).
  18. "Characterization of the anionic intracluster polymerization reaction product of 2-chloroacrylonitrile trimers by photoelectron spectroscopy"
    T. Tsukuda, T. Kondow, C. E. H. Dessent, C. G. Bailey, M. A. Johnson, J. H. Hendricks, S. A. Lyapustina, and K. H. Bowen
    Chem. Phys. Lett. , 26917-21 (1997).
  19. "Photoelectron spectroscopy of (CO2)n- revisited: core switching in the n=2-16 range"
    T. Tsukuda, M. A. Johnson, and T. Nagata
    Chem. Phys. Lett., 268, 429-433 (1997).
  20. "Reaction of negatively-charged clusters of carbondioxide with CH3I: formation of novel molecular anion CH3CO2I-"
    T. Tsukuda, M. Saeki, S. Iwata, and T. Nagata
    J. Phys. Chem. ,A101,5103-5110 (1997).
  21. "Electronic structures of (SO2)n- as studied by photoelectron spectroscopy"
    T. Tsukuda, T. Hirose, and T. Nagata
    Int. J. Mass Spectrom. Ion Processes., 171,273-280 (1997).
  22. "Negative-ion photoelectron spectroscopy of (CS2)n-: coexistence of electronic isomers"
    T. Tsukuda, T. Hirose, and T. Nagata
    Chem. Phys. Lett. , 279, 179-184 (1997).
  23. "Photoabsorption and photofragmentation studies of acetyloxy iodide anion CH3CO2I-"
    M. Saeki, L. Zhu, T. Tsukuda, S. Iwata, and T. Nagata
    Chem. Phys. Lett. , 280, 348-352 (1997).
  24. "Formation of N3O3-anion in (NO)n-: photoelectron spectroscopy and ab initio calculations"
    T. Tsukuda, M. Saeki, L. Zhu, and T. Nagata
    Chem. Phys. Lett. , 295,416-422 (1998).
  25. "Electronic isomers in [(CO2)nROH]- cluster anions. I. photoelectron spectroscopy"
    T. Tsukuda, M. Saeki, R. Kimura, and T. Nagata
    @J. Chem. Phys. , 110,7846-7857 (1999).
  26. "Electronic isomers in [(CO2)nROH]- cluster anions. II. ab initio calculations"
    M. Saeki, T. Tsukuda, S. Iwata, and T. Nagata
    J. Chem. Phys., 111,6333-6344 (1999).
  27. "Growth mechanism of metal clusters in ligand exchange processes"
    T. Tsukuda,N. Kimura, S. Tatsuo, and T. Nagata
    Trans. MRS-J., 25,929-932 (2000).
  28. "Ab initio study of (CO2)n-: structures and stabilities of isomers"
    M. Saeki, T. Tsukuda,and T. Nagata
    Chem. Phys. Lett., 340,376-384 (2001).
  29. "Ab initio study of CO2-centerdot CO2- C2O4- isomerization"
    M. Saeki, T. Tsukuda,and T. Nagata
    Chem. Phys. Lett., 348, 461-468 (2001).
  30. "Photodissociation of gas-phase I3-: product branching in the visible and UV regions"
    L. Zhu, K. Takahashi, M. Saeki, T. Tsukuda,and T. Nagata
    J. Phys. Chem. C, 111, 4885-4888 (2007).
  31. "Photochemistry of (NO)n- as studied by photofragment mass spectrometry"
    T. Tsukuda,L. Zhu, M. Saeki, and T. Nagata
    Int. J. Mass. Spec., 220,137-143 (2002).
  32. "Gas-phase reaction of hydrated CO2 center dot- anion radical with CH3I"
    T. Tsukuda and T.Nagata
    J. Phys. Chem. A, 107, 8476-8483 (2003).
  33. "Palladium clusters stabilized by cyclodextrins catalyse Suzuki|Miyaura coupling reactions in waterh
    H. Sakurai, T. Hirao, Y. Negishi, H. Tsunakawa, T. Tsukuda
    Trans. MRS|J. 27,185-188 (2002).
  34. gStructural evolution in (CO2)n clusters (n<103) as studied by mass spectrometryh
    Y. Negishi, T. Nagata, T. Tsukuda
    Chem. Phys. Lett. 364,127-132 (2002).
  35. gFormation of Pdn(SR)m clusters (n<60) in the reactions of PdCl2 and RSH (R=n|C18H37, n|C12H25)h
    Y. Negishi, H. Murayama, T. Tsukuda
    Chem. Phys. Lett. 366,561-566 (2002).
  36. gOne-pot preparation of subnanometer-sized gold clusters via reduction and stabilization by meso-2,3-dimercaptosuccinic acidh
    Y. Negishi, T. Tsukuda
    J. Am. Chem. Soc. 125,4046-4047 (2003).
  37. gGas phase reactions of hydrated CO2| anion radical with CH3Ih T. Tsukuda, T. Nagata,
    T. Tsukuda, T. Nagata
    J. Phys. Chem A 107,8476-8483 (2003).
  38. gEXAFS study on interfacial structures of Pd clusters and n-octadecanethiolate monolayers: formation of PdS interlayerh
    H. Murayama, N. Ichikuni, Y. Negishi, T. Nagata, T. Tsukuda
    Chem. Phys. Lett. 376,26-32 (2003).
  39. gSelf-assembly of Si clusters into single crystal arrangements: formation of Si10 cluster crystalsh
    S. Sato, N. Yamamoto, K. Nakanishi, H. Yao, K. Kimura, T. Narushima, Y. Negishi, T. Tsukuda,
    Jpn. J. Appl. Phys. 42,L616-618 (2003).
  40. gVisible photoluminescence from nearly monodispersed Au12 clusters protected by meso-2,3-dimercaptosuccinic acidh
    Y. Negishi, T. Tsukuda,
    Chem. Phys. Lett. 383,161-165 (2004).
  41. gHighly oxygenated fullerene anions C60On| formed by corona discharge ionization in the gas phaseh
    H. Tanaka, K. Takeuchi, Y. Negishi, T. Tsukuda,
    Chem. Phys. Lett. 384,283-287 (2004).
  42. gStructures and stabilities of alkanethiolate monolayers on palladium clusters as studied by gel permeation chromatographyh
    H. Murayama, T. Narushima, Y. Negishi, T. Tsukuda,
    J. Phys. Chem. B 108,3496-3503 (2004).
  43. "Magic-numbered Aun clusters protected by glutathione monolayers (n=18, 21, 25, 28, 32, 39): isolation and spectroscopic characterizationh
    Y. Negishi, Y. Takasugi, S. Sato, H. Yao, K. Kimura, T. Tsukuda,
    J. Am. Chem. Soc. 126,6518-6519 (2004).
  44. "Colloidal gold nanoparticles as catalyst for carbon-carbon bond formation: application to aerobic homocoupling of phenylboronic acid in waterh
    H. Tsunoyama, H. Sakurai, N. Ichikuni, Y. Negishi, T. Tsukuda,
    Langmuir ,20,11293-11296 (2004).
  45. gGlutathione-protected gold clusters revisited: bridging the gap between gold(I)-thiolate complexes and thiolate-protected gold nanocrystalsh
    Y. Negishi, K. Nobusada, T. Tsukuda,
    J. Am. Chem. Soc. 127,5261-5270 (2005).
  46. gSize-specific catalytic activity of polymer-stabilized gold nanoclusters for aerobic alcohol oxidation in water"
    H. Tsunoyama, H. Sakurai, Y. Negishi, T. Tsukuda,
    J. Am. Chem. Soc. 127,9374-9375 (2005).
  47. "Large-scale synthesis of thiolated Au25 clusters via ligand exchange reactions of phosphine-stabilized Au11 clustersh
    Y. Shichibu, Y. Negishi, T. Tsukuda, T. Teranishi,
    J. Am. Chem. Soc. 127,13464-13465 (2005).
  48. gSubnanometer-sized gold clusters with dual molecular receptors: synthesis and assembly in one-dimensional arrangementsh
    Y. Negishi, H. Tsunoyama, Y. Yanagimoto, T. Tsukuda,
    Chem. Lett. 34,1638-1639 (2005).
  49. gElectron localization in negatively charged formamide clusters studied by photodetachment spectroscopyh
    T. Maeyama, Y. Negishi, T. Tsukuda, I, Yagi, N. Mikami
    Phys. Chem. Chem. Phys. 8,827-833 (2006).
  50. gAerobic oxidation catalyzed by gold nanocluster as a quasi-homogeneous catalyst: generation of hydrogen peroxide using ammonium formateh
    H. Sakurai, H. Tsunoyama, T. Tsukuda
    Trans. MRS|J. 31,521-524 (2006).
  51. gSpectroscopic investigation of dendrimer-encapsulated gold nanoclustersh
    M. Imamura, T. Miyashita, A. Tanaka, H. Yasuda, Y. Yanagimoto, Y. Negishi, T. Tsukuda,
    Trans. MRS|J. 31,517-520 (2006).
  52. gChromatographic isolation of gmissingh Au55 clusters protected by alkanethiolatesh
    H. Tsunoyama, Y. Negishi, T. Tsukuda,
    J. Am. Chem. Soc. 128,6036-6037 (2006).
  53. gChiroptical activity of BINAP-stabilized undecagold clustersh
    Y. Yanagimoto, Y. Negishi, H. Fujihara, T. Tsukuda,
    J. Phys. Chem. B 110,11611-11614 (2006).
  54. gKinetic stabilization of growing gold clusters by passivation with thiolatesh
    Y. Negishi, Y. Takasugi, S. Sato, H. Yao, K. Kimura, T. Tsukuda
    J. Phys. Chem. B 110,12218-12221 (2006).
  55. gX-ray magnetic circular dichroism of size-selected, thiolated gold clustersh
    Y. Negishi, H. Tsunoyama, M. Suzuki, N. Kawamura, M. M. Matsushita, K. Maruyama, T. Sugawara, T. Yokoyama, T. Tsukuda,
    J. Am. Chem. Soc. 128,12034-12035 (2006).
  56. gSize effect on the catalysis of gold clusters dispersed in water for aerobic oxidation of alcoholh
    H. Tsunoyama, H. Sakurai, T. Tsukuda,
    Chem. Phys. Lett. 429,528-532 (2006).
  57. gOxidative homo-coupling of potassium aryltrifluoroborates catalyzed by gold nanocluster under aerobic conditionsh
    H. Sakurai, H. Tsunoyama, T. Tsukuda,
    J. Organomet. Chem. 692,368-374 (2007).
  58. gSynthetic application of PVP-stabilized Au nanocluster catalyst to aerobic oxidation of alcohols in aqueous solution under ambient conditionsh
    H. Tsunoyama, T. Tsukuda, H. Sakurai,
    Chem. Lett. 36,212-213 (2007).
  59. gFormation of alkanethiolate-protected gold clusters with unprecedented core sizes in the thiolation of polymer-stabilized gold clustersh
    H. Tsunoyama, P. Nickut, Y. Negishi, K. Al-Shamery, Y. Matsumoto, T. Tsukuda,
    J. Phys. Chem. C 111,4153-4158 (2007).
  60. gEffect of Ag-doping on catalytic activity of PVP-stabilized Au clusters in aerobic oxidation of alcoholh
    N. K. Chaki, H. Tsunoyama, Y. Negishi, H. Sakuai, T. Tsukuda,
    J. Phys. Chem. C 111,4885-4888 (2007).
  61. gLewis acidic character of zero-valent gold nanoclusters under aerobic conditions: intramolecular hydroalkoxylation of alkenesh
    I. Kamiya, H. Tsunoyama, T. Tsukuda, H. Sakurai,
    Chem. Lett. 36,646-647 (2007).
  62. gExtremely high stability of glutathionate-protected Au25 clusters against core etchingh
    Y. Shichibu, Y. Negishi, H. Tsunoyama, M. Kanehara, T. Teranishi, T. Tsukuda,
    Small 3,835-839 (2007).
  63. gBiicosahedral gold clusters [Au25(PPh3)10(SCnH2n+1)5Cl2]2+ (n=2-18): a stepping stone to cluster-assembled materialsh
    Y. Shichibu, Y. Negishi, T. Watanabe, N. K. Chaki, H. Kawaguchi, T. Tsukuda,
    J. Phys. Chem. C 111,7845-7847 (2007).
  64. gThiolate-induced structural reconstruction of gold clusters probed by 197Au MoNssbauer spectroscopyh
    K. Ikeda, Y. Kobayashi, Y. Negishi, M. Seto, T. Iwasa, K. Nobusada, T. Tsukuda, N. Kojima,
    J. Am. Chem. Soc. 129,7230-7231 (2007).
  65. gElectronic structure of dendrimer-encapsulated Au nanoclusterh
    M. Imamura, T. Miyashita, A. Tanaka, H. Yasuda, Y. Negishi, T. Tsukuda,
    Eur. Phys. J. D 43,233-236 (2007).
  66. gSynthesis of normal and inverted gold-silver core-shell architectures in b-cyclodextrin and their application in SERSh
    S. Pande, S. K. Ghosh, S. Praharaj, S. Panigrahi, S. Basu, S. Jana, A. Pal, T. Tsukuda, T. Pal,
    J. Phys. Chem. C 111,10806-10813 (2007).
  67. gOrigin of magic stability of thiolated gold clusters: a case study on Au25(SC6H13)18h
    Y. Negishi, N. K. Chaki, Y. Shichibu, R. L. Whetten, T. Tsukuda,
    J. Am. Chem. Soc. 129,11322-11323 (2007).
  68. gThermosensitive gold nanoclusters stabilized by well-defined vinyl ester star polymers: reusable and durable catalysts for aerobic alcohol oxidationh
    S. Kanaoka, N. Yagi, Y. Fukuyama, S. Aoshima, H. Tsunoyama, T. Tsukuda, H. Sakurai,
    J. Am. Chem. Soc. 129,12060-12061 (2007).
  69. gDeposition and fabrication of alkanethiolate gold nanocluster film on TiO2 (110) and the effects of plasma etchingh
    T. Matsumoto, P. Nickut, T. Sawada, H. Tsunoyama, K. Watanabe, T. Tsukuda, K. Al-Shamery, Y. Matsumoto,
    Surf. Sci 601,5121-5126 (2007).
  70. gThermal and photochemical reactivity of oxygen atoms on gold nanocluster surfacesh
    T. Matsumoto, P. Nickut, H. Tsunoyama, K. Watanabe, T. Tsukuda, K. Al-Shamery, Y. Matsumoto,
    Surf. Sci. 601,5226-5231 (2007).

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