井村 考平

研究成果

年別の研究成果 1996 2001 2004 2006 2008 2009 2011 2013 2015 2019 2022

• 85 Article
• 8 Conference contribution
• 3 Chapter
• 3 Review article

年別の研究成果

年別の研究成果

検索結果

• Article

  Photoluminescence from Carbon Dot-Gold Nanoparticle Composites Enhanced by Photonic and Plasmonic Double-Resonant Effects

  Kamura, Y. & Imura, K., 2020 11月 17, In: ACS Omega. 5, 45, p. 29068-29072 5 p.

  研究成果: Article › 査読

  Open Access

  • Photoluminescence 100%
  • Gold nanoparticles 97%
  • Plasmonics 90%
  • Photonics 70%
  • Carbon 46%
  2 被引用数 (Scopus)

• Photoluminescence from gold nanoplates induced by near-field two-photon absorption

  Imura, K., Nagahara, T. & Okamoto, H., 2006, In: Applied Physics Letters. 88, 2, p. 1-3 3 p., 023104.

  研究成果: Article › 査読

  • near fields 100%
  • gold 91%
  • photoluminescence 82%
  • photons 65%
  • optical microscopes 30%
  73 被引用数 (Scopus)

• Photoluminescence Properties of Gold Nanorod and J-Aggregate Hybrid Systems Studied by Scanning Near-Field Optical Microscopy

  Hasegawa, S. & Imura, K., 2022 4月 7, In: Journal of Physical Chemistry C. 126, 13, p. 5944-5949 6 p.

  研究成果: Article › 査読

  • Gold Nanorods 100%
  • Near field scanning optical microscopy 98%
  • Scanning Near-Field Optical Microscopy 81%
  • Photoluminescence 81%
  • J-Aggregates 65%
  1 被引用数 (Scopus)

• Plasmon dephasing in single gold nanorods observed by ultrafast time-resolved near-field optical microscopy

  Nishiyama, Y., Imaeda, K., Imura, K. & Okamoto, H., 2015 7月 16, In: Journal of Physical Chemistry C. 119, 28, p. 16215-16222 8 p.

  研究成果: Article › 査読

  • Gold Nanorods 100%
  • Plasmons 88%
  • Plasmon 57%
  • Optical microscopy 54%
  • nanorods 49%
  30 被引用数 (Scopus)

• Plasmon-Enhanced Fluorescence near Single Gold Nanoplates Studied by Scanning Near-Field Two-Photon Excitation Microscopy

  Hasegawa, S., Imaeda, K. & Imura, K., 2021 9月 30, In: Journal of Physical Chemistry C. 125, 38, p. 21070-21076 7 p.

  研究成果: Article › 査読

  • Plasmons 100%
  • Photons 66%
  • Plasmon 65%
  • Fluorescence 65%
  • Nanoplate 64%
  1 被引用数 (Scopus)

• Plasmon enhanced optical responses of diarylethene molecules adsorbed on gold nanorods

  Noda, S., Hasegawa, S., Hamada, H., Kobatake, S. & Imura, K., 2019, In: Chemistry Letters. 48, 6, p. 537-540 4 p.

  研究成果: Article › 査読

  • Plasmon 100%
  • Nanorod 74%
  • Interband Transition 45%
  • Cycloreversion 39%
  • Fluorescence 33%
  4 被引用数 (Scopus)

• Plasmon-induced local photocurrent changes in GaAs photovoltaic cells modified with gold nanospheres: A near-field imaging study

  Harada, Y., Imura, K., Okamoto, H., Nishijima, Y., Ueno, K. & Misawa, H., 2011 11月 15, In: Journal of Applied Physics. 110, 10, 104306.

  研究成果: Article › 査読

  • photovoltaic cells 100%
  • photocurrents 77%
  • near fields 72%
  • plasmons 69%
  • gold 65%
  6 被引用数 (Scopus)

• Plasmon mode imaging of single gold nanorods

  Imura, K., Nagahara, T. & Okamoto, H., 2004 10月 13, In: Journal of the American Chemical Society. 126, 40, p. 12730-12731 2 p.

  研究成果: Article › 査読
  212 被引用数 (Scopus)

• Plasmon modes in single gold nanodiscs

  Imura, K., Ueno, K., Misawa, H., Okamoto, H., McArthur, D., Hourahine, B. & Papoff, F., 2014, In: Optics Express. 22, 10, p. 12189-12199 11 p.

  研究成果: Article › 査読

  • plasmons 100%
  • gold 94%
  • near fields 62%
  • wavelengths 23%
  • electromagnetism 17%
  31 被引用数 (Scopus)

• Properties of photoluminescence from single gold nanorods induced by near-field two-photon excitation

  Imura, K. & Okamoto, H., 2009 7月 9, In: Journal of Physical Chemistry C. 113, 27, p. 11756-11759 4 p.

  研究成果: Article › 査読

  • Gold Nanorods 100%
  • Photoluminescence 81%
  • Photons 59%
  • nanorods 49%
  • Rod Like Crystal 46%
  58 被引用数 (Scopus)

• Pump-probe near-field optical microscopy of molecular aggregates using supercontinuum

  Nagahara, T., Imura, K. & Okamoto, H., 2004 12月 1, In: Springer Series in Chemical Physics. 79, p. 434-436 3 p.

  研究成果: Article › 査読

  • J-Aggregates 100%
  • Optical Microscopy 67%
  • near fields 64%
  • Porphyrin 64%
  • Excited State 60%

• Raman and near-field spectroscopic study on localized surface plasmon excitation from the 2D nanostructure of gold nanoparticles

  Hossain, M. K., Shimada, T., Kitajima, M., Imura, K. & Okamoto, H., 2008 2月, In: Journal of Microscopy. 229, 2, p. 327-330 4 p.

  研究成果: Article › 査読

  • Nanostructures 100%
  • Photons 90%
  • Gold 87%
  • Nanoparticles 75%
  • Raman Spectrum Analysis 37%
  23 被引用数 (Scopus)

• Reactivity and anisotropie interaction of 1,3,5-C6H3F3 and C6F6 with He (23S) atoms: comparison with mono- and di-fluorobenzenes

  Imura, K., Kishimoto, N. & Ohno, K., 2001 12月 6, In: Journal of Physical Chemistry A. 105, 48, p. 10781-10790 10 p.

  研究成果: Article › 査読

  • reactivity 100%
  • Penning Ionization 81%
  • molecules 53%
  • Substituent Effect 50%
  • atoms 50%
  10 被引用数 (Scopus)

• Reciprocity in scanning near-field optical microscopy: Illumination and collection modes of transmission measurements

  Imura, K. & Okamoto, H., 2006 5月 15, In: Optics Letters. 31, 10, p. 1474-1476 3 p.

  研究成果: Article › 査読

  • near fields 100%
  • illumination 88%
  • microscopy 82%
  • scanning 73%
  • nanorods 28%
  30 被引用数 (Scopus)

• Space-selective fabrication of light-emitting carbon dots in polymer films using electron-beam-induced chemical reactions

  Kamura, Y. & Imura, K., 2019 2月 28, In: ACS Omega. 4, 2, p. 3380-3384 5 p.

  研究成果: Article › 査読

  Open Access

  • Polymer films 100%
  • Electron beams 89%
  • Chemical reactions 75%
  • Carbon 57%
  • Fabrication 55%
  3 被引用数 (Scopus)

• Spatial characteristics of optical fields near a gold nanorod revealed by three-dimensional scanning near-field optical microscopy

  Suzuki, H., Imaeda, K., Mizobata, H. & Imura, K., 2020 1月 7, In: Journal of Chemical Physics. 152, 1, 014708.

  研究成果: Article › 査読

  • Scanning Near-Field Optical Microscopy 100%
  • Plasmon 70%
  • nanorods 60%
  • Nanorod 52%
  • near fields 52%
  4 被引用数 (Scopus)

• Spatial distribution of enhanced optical fields in monolayered assemblies of metal nanoparticles: Effects of interparticle coupling

  Okamoto, H., Imura, K., Shimada, T. & Kitajima, M., 2011 6月 25, In: Journal of Photochemistry and Photobiology A: Chemistry. 221, 2-3, p. 154-159 6 p.

  研究成果: Article › 査読

  • Metal nanoparticles 100%
  • Spatial distribution 65%
  • assemblies 61%
  • Metal Nanoparticle 59%
  • Dipole 58%
  10 被引用数 (Scopus)

• Spatial distribution of enhanced optical fields in one-dimensional linear arrays of gold nanoparticles studied by scanning near-field optical microscopy

  Shimada, T., Imura, K., Okamoto, H. & Kitajima, M., 2013 3月 28, In: Physical Chemistry Chemical Physics. 15, 12, p. 4265-4269 5 p.

  研究成果: Article › 査読

  • Scanning Near-Field Optical Microscopy 100%
  • Plasmon 70%
  • linear arrays 69%
  • Nanosphere 60%
  • spatial distribution 54%
  16 被引用数 (Scopus)

• Spectral inhomogeneities and spatially resolved dynamics in porphyrin J-aggregate studied in the near-field

  Nagahara, T., Imura, K. & Okamoto, H., 2003 11月 14, In: Chemical Physics Letters. 381, 3-4, p. 368-375 8 p.

  研究成果: Article › 査読

  • J-Aggregates 100%
  • porphyrins 95%
  • near fields 64%
  • Porphyrin 64%
  • inhomogeneity 63%
  35 被引用数 (Scopus)

• Static and Dynamic Near-Field Measurements of High-Order Plasmon Modes Induced in a Gold Triangular Nanoplate

  Imaeda, K., Hasegawa, S. & Imura, K., 2018 7月 19, In: Journal of Physical Chemistry Letters. 9, 14, p. 4075-4081 7 p.

  研究成果: Article › 査読

  • Plasmons 100%
  • Plasmon 65%
  • Nanoplate 64%
  • Gold 61%
  • near fields 48%
  15 被引用数 (Scopus)

• Strong optical coupling between mutually orthogonal plasmon oscillations in a silver nanosphere-nanowire joined system

  Kim, S., Imura, K., Lee, M., Narushima, T., Okamoto, H. & Jeong, D. H., 2013 3月 28, In: Physical Chemistry Chemical Physics. 15, 12, p. 4146-4153 8 p.

  研究成果: Article › 査読

  • optical coupling 100%
  • Plasmon 91%
  • Nanowire 68%
  • plasmons 65%
  • silver 65%
  6 被引用数 (Scopus)

• Structures and its dipole moments of half-sandwich type metal-benzene (1:1) complexes determined by 2-m long electrostatic hexapole

  Imura, K., Ohoyama, H. & Kasai, T., 2004 6月 21, In: Chemical Physics. 301, 2-3, p. 183-187 5 p.

  研究成果: Article › 査読

  • benzene 100%
  • Dipole Moment 93%
  • dipole moments 91%
  • electrostatics 77%
  • transition metals 56%
  19 被引用数 (Scopus)

• Sub-20-fs time-resolved measurements in an apertured near-field optical microscope combined with a pulse-shaping technique

  Wu, H. J., Nishiyama, Y., Narushima, T., Imura, K. & Okamoto, H., 2012 6月, In: Applied Physics Express. 5, 6, 062002.

  研究成果: Article › 査読

  • Pulse shaping 100%
  • Time measurement 79%
  • optical microscopes 75%
  • Microscopes 69%
  • Group velocity dispersion 65%
  16 被引用数 (Scopus)

• The reaction of O(¹D) with H₂O, D₂O monomers and clusters and the intracomplex reaction in N₂O-X₂O (X=H,D) photo-initiated at 193 and 212.8 nm

  Imura, K., Veneziani, M., Kasai, T. & Naaman, R., 1999 9月 1, In: Journal of Chemical Physics. 111, 9, p. 4025-4031 7 p.

  研究成果: Article › 査読

  • Collision 100%
  • monomers 92%
  • Dissociation 72%
  • Molecular Cluster 65%
  • Monomer 59%
  7 被引用数 (Scopus)

• Time-resolved scanning near-field optical microscopy with supercontinuum light pulses generated in microstructure fiber

  Nagahara, T., Imura, K. & Okamoto, H., 2004 11月, In: Review of Scientific Instruments. 75, 11, p. 4528-4533 6 p.

  研究成果: Article › 査読

  • Near field scanning optical microscopy 100%
  • near fields 43%
  • microscopy 35%
  • Fibers 34%
  • Microstructure 34%
  30 被引用数 (Scopus)

• Tunneling motion in (HCl)₂ hydrogen-bonded dimer probed by electrostatic hexapole and doppler-selected TOF measurement for the internal energy distribution of [ClHCl]

  Imura, K., Ohoyama, H., Naaman, R., Che, D. C., Hashinokuchi, M. & Kasai, T., 2000 9月 26, In: Journal of Molecular Structure. 552, 1-3, p. 137-145 9 p.

  研究成果: Article › 査読

  • Internal Energy 100%
  • Heterodimer 90%
  • Tunneling 80%
  • Photodissociation 45%
  • Collision 39%
  16 被引用数 (Scopus)

• Two-dimensional penning ionization electron spectroscopy of dichlorobenzenes: Orbital reactivity and anisotropic interaction of dichlorobenzenes with He*(2³S)

  Imura, K., Kishimoto, N. & Ohno, K., 2001 10月 11, In: Journal of Physical Chemistry A. 105, 40, p. 9111-9122 12 p.

  研究成果: Article › 査読

  • Penning Ionization 100%
  • Dichlorobenzene 88%
  • Electron Spectroscopy 79%
  • reactivity 61%
  • electron spectroscopy 59%
  10 被引用数 (Scopus)

• Two-dimensional penning ionization electron spectroscopy of HCl with He*(2³S) atom

  Imura, K., Kishimoto, N. & Ohno, K., 2002 4月 18, In: Journal of Physical Chemistry A. 106, 15, p. 3759-3765 7 p.

  研究成果: Article › 査読

  • Penning Ionization 100%
  • Electron Spectroscopy 79%
  • Rydberg State 61%
  • Collision 60%
  • electron spectroscopy 59%
  10 被引用数 (Scopus)

• Two-Dimensional Penning Ionization Electron Spectroscopy of Monohalogenobenzenes by He*(2³S): C₆H₅X (X = F, Cl, Br, I)

  Imura, K., Kishimoto, N. & Ohno, K., 2001 5月 3, In: Journal of Physical Chemistry A. 105, 17, p. 4189-4199 11 p.

  研究成果: Article › 査読

  • Penning Ionization 100%
  • Electron Spectroscopy 79%
  • electron spectroscopy 59%
  • Halogen 54%
  • Orbital 50%
  27 被引用数 (Scopus)

• Two-photon imaging of localized optical fields in the vicinity of silver nanowires using a scanning near-field optical microscope

  Imura, K., Kim, Y. C., Kim, S., Jeong, D. H. & Okamoto, H., 2009, In: Physical Chemistry Chemical Physics. 11, 28, p. 5876-5881 6 p.

  研究成果: Article › 査読

  • Plasmon 100%
  • optical microscopes 90%
  • Nanowire 75%
  • near fields 73%
  • silver 71%
  9 被引用数 (Scopus)

• Ultrafast near-field microscope imaging of electron and phonon relaxation in single gold nanoparticle

  Imura, K., Nagahara, T. & Okamoto, H., 2004 12月 1, In: Springer Series in Chemical Physics. 79, p. 655-657 3 p.

  研究成果: Article › 査読

  • Phonon 100%
  • Rod Like Crystal 82%
  • near fields 75%
  • Gold Nanoparticle 73%
  • rods 72%

• Ultrafast photoinduced changes of eigenfunctions of localized plasmon modes in gold nanorods

  Imura, K. & Okamoto, H., 2008 1月 2, In: Physical Review B - Condensed Matter and Materials Physics. 77, 4, 041401.

  研究成果: Article › 査読

  • Gold Nanorods 100%
  • Photoexcitation 92%
  • Plasmons 88%
  • Nanorods 74%
  • Wave functions 69%
  19 被引用数 (Scopus)

• Visualization of localized intense optical fields in single gold-nanoparticle assemblies and ultrasensitive raman active sites

  Imura, K., Okamoto, H., Hossain, M. K. & Kitajima, M., 2006 10月 1, In: Nano Letters. 6, 10, p. 2173-2176 4 p.

  研究成果: Article › 査読

  • Gold nanoparticles 100%
  • assemblies 65%
  • Electric fields 58%
  • Electric Field 56%
  • Nanospheres 52%
  222 被引用数 (Scopus)

• Visualization of Plasmon-Exciton Interactions by Scanning Near-Field Optical Microscopy

  Yokozawa, A., Hasegawa, S., Imaeda, K. & Imura, K., 2021 11月 11, In: Journal of Physical Chemistry C. 125, 44, p. 24515-24520 6 p.

  研究成果: Article › 査読

  • Near field scanning optical microscopy 100%
  • Plasmons 89%
  • Excitons 89%
  • Scanning Near-Field Optical Microscopy 83%
  • Plasmon 58%
  2 被引用数 (Scopus)

• Visualizing the optical field structures in metal nanostructures

  Okamoto, H. & Imura, K., 2013 7月 3, In: Journal of Physical Chemistry Letters. 4, 13, p. 2230-2241 12 p.

  研究成果: Article › 査読

  • Nanostructures 100%
  • Plasmons 96%
  • near fields 69%
  • Plasmon 62%
  • Gold Nanorods 54%
  40 被引用数 (Scopus)