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Publications

Journal Publications

12.“Single-cell infrared vibrational analysis by optical trapping mid-infrared photothermal microscopy”
        Ryo Kato, Taka-aki Yano, and Takuo Tanaka   
        
Analyst,148, 1285-1290  (2023)

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11.“Tip-enhanced Raman spectroscopy with amplitude-controlled         _cc781905-5cde- 3194-bb3b-136bad5cf58d_          tapping -mode AFM”
        Takayuki Umakoshi, Koji Kawashima, Toki Moriyama, Ryo Kato, 
          and Prabhat Verma_cc781905-5cde -3194-bb3b-136bad5cf58d_
         
Scientific Reports12, 12776 (2022)

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Ten.“Ultrastable tip-enhanced hyperspectral optical nano-imaging for         _cc781905-5cde -3194-bb3b-136bad5cf58d_   defect analysis of large-sized WS2 layers”
        Ryo Kato, Toki Moriyama, Takayuki Umakoshi, Taka-aki Yano, and Prabhat Verma
         Science Advances,8, 28, 1-10 (2022)

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9.   Highly Stable Polymer Coating on Silver Nanoparticles for
        Efficient Plasmonic Enhancement of Fluorescence
 
  Ryo Kato, Mitsuhiro Uesugi, Yoshie Komatsu, Fusatoshi Okamoto, Takuo Tanaka,
         Fumihisa Kitawaki, and _cc781905- 5cde-3194-bb3b-136bad5cf58d_Taka-aki Yano

ACS Omega, 7, Five, 4286–4292, (2022)

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8.  “Multi-modal vibrational analysis of blend polymers using      
        mid-infrared photothermal and Raman microscopies”
 

  Ryo Kato, Taka-aki Yano, and Takuo Tanaka
         Vibrational Spectroscopy,118, 203333 (2022)

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7.  “Nanostructure-enhanced infrared spectroscopy” 
  Takuo Tanaka*, Taka-aki Yano and Ryo Kato 
Nanophotonics, vol.11, pp. 2541-2561 (2022)

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6.  “Raman Spectroscopic Nanoimaging of Optical Fields of Metal
       Nanostructures with a Chemically Modified Metallic Tip”
 

  Ryo Kato, Takayuki Umakoshi and Prabhat Verma
J. Phys. Chem. C, 125,37, 20397–20404 (2021)

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5.  “Tip-enhanced Raman Spectroscopy of Multi-Walled Carbon”
      Nanotubes through D-band Imaging: Implications for Nanoscale
      Analysis of Interwall Interactions”
 

       Ryo Kato, Shun Igarashi, Takayuki Umakoshi and Prabhat Verma
      _cc781905-5cde-3194-bb3dMaterials, Nanodbad5cf3d Applied ACS_13 6, 6001-6008 (2020)

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4.  “Metal-coated Pyramidal Cantilever Tips for Highly Reproducible
       Tip-Enhanced Raman Spectroscopy”
 

        Ryo Kato, Koki Taguchi, Ravi Yadav, Takayuki Umakoshi* and Prabhat Verma 
Technology      31, 335207 (2020)

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3.  “Probing nanoscale defects and wrinkles in MoS2 by tip-enhanced Raman spectroscopic imaging” 
        Ryo Kato, Takayuki Umakoshi*, Rhea Thankam Sam, and Prabhat Verma  
      _cc781905-5cde-3194-bb3b-Physics Applica114, 073105 (2019)

2.  “Near-field visible light absorption imaging by Raman-nano-light source” 
Ryo Kato, Yuika Saito, Takayuki Umakoshi, and Prabhat Verma 
SPIE Proceedings, Vol. 10350 (2017)

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1.  “Near-field absorption imaging by a Raman nano-light source” 
Ryo Kato, Yuika Saito*, and Prabhat Verma  
RSC Advances6, 113139-113143 (2016)”

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