原著論文

Enhanced Single-Photon Emission from Single Quantum Dots Interacting with a One-Dimensional Plasmonic Chip

H. Takase, M. Yamauchi, H. Chida, K. Tawa, and S. Masuo*

J. Phys. Chem. C, vol.126, pp.5189-5197 (2022), DOI:10.1021/acs.jpcc.1c10217


Visible Light-induced Emission Enhancement in Aggregates of an Azobenzene Derivative

M. Okaji, M. Yamauchi*, S. Masuo*

Chem. Lett.,  vol.55, pp.473-476 (2022), DOI: 10.1246/cl.210801

スクリーンショット 2022-02-26 12.30.27

In Situ Observation of Emission Sites During the Halide Exchange Reaction in Single Cesium Lead Halide Perovskite Nanocrystals

Y. A. Darmawan, M. Yamauchi, S. Masuo*

J. Phys. Chem. C, vol.126, pp.2627-2633 (2022), DOI: 10.1021/acs.jpcc.1c09108

名称未設定

Reversible Photoluminescence Control of Azobenzene Crystals by Light and Heat Stimulation

M. Yamauchi*, M. Okaji, N. Aratani, H. Yamada, S. Masuo*

ChemPhotoChem,   DOI: 10.1002/cptc.202100301

スクリーンショット 2022-01-20 11.07.37

Solvent Dependence of the Photoinduced Anion Exchange Reaction of Cesium Lead Halide Perovskite Nanocrystals

N. Kubo, M. Yamauchi*, S. Masuo*

Chem. Lett., vol. 50, pp. 1483-1485 (2021) DOI: doi.org/10.1246/cl.210274

cl-210274figcrgbweb

Elucidation of the Mechanism of Quantum Dot Arrangement Based on Self-Assembly of an Azobenzene Derivative

N. Kubo, M. Yamauchi*, S. Yamamoto, S. Masuo*

Bull. Chem. Soc. Jpn., vol. 94, pp.1799-1803 (2021) DOI: org/10.1246/bcsj.20210127

スクリーンショット 2021-06-03 11.28.54

Highly ordered quantum dot supramolecular assembly exhibiting photoinduced emission enhancement

M. Yamauchi,* S. Yamamoto, S. Masuo*

Angew. Chem. Int. Ed., vol. 60, pp.6473-6479 (2021)   DOI: 10.1002/anie.202015535

Hot paper, Inside Cover

TOC
anie202100813-toc-0001-m

In Situ Observation of a Photodegradation-Induced Blueshift in Perovskite Nanocrystals Using Single-Particle Spectroscopy Combined with Atomic Force Microscopy

Y. A. Darmawan, M. Yamauchi, S. Masuo*

J. Phys. Chem. C, vol. 124, pp. 18770-18776 (2020), DOI: 10.1021/acs.jpcc.0c04923

Albert_JPCC

Photoluminescence On/Off Switching of a Single Colloidal Quantum Dot Using Photochromic Diarylethene

N. Yano, M. Yamauchi, D. Kitagawa, S. Kobatake, S. Masuo*

J. Phys. Chem. C, vol. 124, pp. 17423-17429 (2020), DOI: 10.1021/acs.jpcc.0c05030

名称未設定

Slow Anion-Exchange Reaction of Cesium Lead Halide Perovskite Nanocrystals in Supramolecular Gel Networks

M. Yamauchi*, Y. Fijiwara, S. Masuo*

ACS Omega, vol.5, pp.14370-14375 (2020), DOI: 10.1021/acsomega.0c00880

ACSOmega_fujiwara

Visible‐light‐induced Heptacene Generation under Ambient Conditions: Utilization of Single‐crystal Interior as an Isolated Reaction Site

H. Hayashi*, N. Hieda, M. Yamauchi, Y. S. Chan, N. Aratani, S. Masuo*, H. Yamada*

Chem. Eur. J., vol.26, pp.15079-15083 (2020), DOI: 10.1002/chem.202002155

Inside Cover

Chem.Eur.J_hayashi
cover picture_JPEG

Self‐Assembly of Semiconductor Quantum Dots via Organic Templates​

M. Yamauchi*, S. Masuo*

Chem. Eur. J.,vol.26, pp.7176-7184 (2020) MinireviewDOI: 10.1002/chem.201905807

Frontispiece

Chem.Eur.J.

In situ Observation of Emission Behavior during Anion Exchange Reaction of a Cesium Lead Halide Perovskite Nanocrystal at the Single Nanocrystal Level

H. Yoshimura, M. Yamauchi, and S. Masuo*

J. Phys. Chem. Lett. vol.11, pp.530-535 (2020), DOI: 10.1021/acs.jpclett.9b03204

Cover

J.P.C.Lett
jpclcd_v011i002-4

Crystallization-Induced Emission of Azobenzene Derivatives

M. Yamauchi*, K. Yokoyama, N. Aratani, H. Yamada, S. Masuo*

Angew. Chem. Int. Ed., vol.58, pp.14173-14178 (2019), DOI: 10.1002/anie.201908121

TOC6

Kinetically and Thermodynamically Controlled Nanostructures of Perylene-Substituted Lophine Derivatives

R. Usui, M. Yamauchi, Y. Ishibashi, O. Tsutsumi, T. Asahi, S. Masuo, N. Tamai, and Y. Kobayashi*

J. Phys. Chem. C, vol.123, pp.10145-10152 (2019), DOI: 10.1021/acs.jpcc.9b01391

jp-2019-01391k_0006

Photoconversion of 6, 13-α-Diketopentacene Single Crystals Exhibiting Light Intensity-Dependent Morphological Change

M. Yamauchi, Y. Miyamoto, M. Suzuki, H. Yamada, S. Masuo*

Phys. Chem. Chem. Phys., vol. 21, pp.6348-6353 (2019). DOI: 10.1039/C8CP06594B

Inside back cover

PCCP宮本
PCCP

Colloidal Quantum Dot Arrangement Assisted by Perylene Bisimide Self-Assembly

M. Yamauchi*, S. Masuo*

Chemistry-A Europian Journal, vol. 25, pp.167-172 (2019). DOI: 10.1002/chem.201805119

Hot paper, Frontispiece

TOC
CEJ

Improvement in interlayer structure of p-i-n-type organic solar cells with use of fullerene-linked tetrabenzoporphyrin as additive

Y. Tamura, Mitsuharu Suzuki, T. Nakagawa, T. Koganizewa, S. Masuo, H. Hayashi, N. Aratani, H. Yamada*

RSC Advances, vol.8, pp.35237-35245 (2018). DOI: 10.1039/C8RA07398H

RSCAdvances

Unravelling the Ultrafast Exciton Relaxation and Hidden Energy State in CH3NH3PbBr3 Nanoparticles

T. Katayama*, H. Suenaga, T. Okuhata, S. Masuo, N. Tamai*

J. Phys. Chem. C, vol.122, pp.5209-5214 (2018). DOI: 10.1021/acs.jpcc.8b01051

JPCC_katayama

In Situ Observation of Surface-Enhanced Raman Scattering From Silver Nanoparticle Dimers and Trimers Fabricated Using Atomic Force Microscopy Manipulation

T. Fukui, H. Naiki, S. Masuo*

J. Phys. Chem. C, vol. 121, pp. 19329-19333 (2017). DOI: 10.1021/acs.jpcc.7b03709

AFM_SERS

Side-Chain Engineering in a Thermal Precursor Approach for Efficient Photocurrent Generation with Insoluble Tetrabenzoporphyrin–Diketopyrrolopyrrole Conjugates

K. Takahashi, D. Kumagai, N. Yamada, D. Kuzuhara, Y. Yamaguchi, N. Aratani, T. Koganezawa, S. Koshika, N. Yoshimoto, S. Masuo, M. Suzuki,* K. Nakayama,* H. Yamada*

J. Mater. Chem. A, vol. 5, pp. 14003-140 (2017).  DOI: 10.1039/C7TA04162D

J.Mater.Chem.C2017

Multiphoton Emission Enhancement from a Single Colloidal Quantum Dot Using SiO2-Coated Silver Nanoparticles

H. Naiki, T. Uedao, L. Wang, N. Tamai, and S. Masuo*

ACS Omega, vol.2, pp.728-737 (2017). DOI: 10.1021/acsomega.6b00520

ACSOmega

Modification of Emission Photon Statistics from Single Quantum Dots Using Metal/SiO2 Core/Shell Nanostructures

H. Naiki*, H. Oikawa, and S. Masuo*

Photochem. Photobio. Sci. vol.16, pp.489-498 (2017). DOI: 10.1039/C6PP00342G

Photochem.Photobio.Sci.

Detailed Observation of Multiphoton Emission Enhancement from a Single Colloidal Quantum Dot Using a Silver-Coated AFM Tip

H. Takata, H. Naiki, L. Wang, H. Fujiwara, K. Sasaki, N. Tamai, and S. Masuo*

Nano Lett., vol.16, pp. 5770-5778 (2016). DOI: 10.1021/acs.nanolett.6b02479

nl-2016-02479f_0008

Research Highlight in Nature Nanotechnology

“Semiconductor nanocrystals: How to get more photons” 

Photoprecursor Approach Enables Preparation of Well-Performing Bulk-Heterojunction Layers Comprising a Highly Aggregating Molecular Semiconductor

M. Suzuki, Y. Yamaguchi, K. Takahashi, K. Takahara, T. Koganezawa, S. Masuo, K. Nakayama, and H. Yamada*

ACS Appl. Mater. Interfaces, vol.8, pp.8644-8651 (2016). DOI: 10.1021/acsami.6b00345

am-2016-00345p_0008

Direct Observation of Multiphoton Emission Enhancement from a Single Quantum Dot Using AFM Manipulation of a Cubic Gold Nanoparticle

S. Masuo*, K. Kanetaka, R. Sato, T. Teranishi

ACS Photonics, vol.3, pp.109-116, (2016). DOI: 10.1021/acsphotonics.5b00496

ACSphoto

Evaluation of the Charge Transfer Efficiency of Organic Thin-Film Photovoltaic Devices Fabricated Using Photoprecursor Approach

S. Masuo*, W. Sato, Y. Yamaguchi, M. Suzuki, K. Nakayama, H. Yamada

Photochem. Photobio. Sci., vol.14, pp.883-890 (2015). DOI:10.1039/C4PP00477

Photochem.Photobio.Sci.

Photoconversion of 6,13-α-diketopentacene in the crystalline phase

S. Masuo*, K. Tanaka, M. Oe, H. Yamada

Phys. Chem. Chem. Phys., vol.16, pp.13483-13488 (2014). DOI: 10.1039/C4CP01607F

GA

Synthesis and optical reactivity of 6,13-α-diketoprecursors of 2,3,9,10-tetraalkylpentacenes in solution, film, and crystals

S. Katsuta, H. Saeki, K. Tanaka, Y. Murai, D. Kuzuhara, M. Misaki, N. Aratani, S. Masuo, Y. Ueda, H. Yamada

J. Mater. Chem. C, vol.2, pp.986-993 (2014).

J.Mater.Chem.C

Highly Controlled Plasmonic Emission Enhancement from Metal-Semiconductor Quantum Dot Complex Nanostructures

H. Naiki, A. Masuhara, S. Masuo, T. Onodera, H. Kasai, and H. Oikawa

J. Phys. Chem. C, vol. 117, pp.2455-2459 (2013)

jp-2012-05408p_0004

Ultrafast dynamics and single particle spectroscopy of Au–CdSe nanorods

G. Sagarzazu, K. Inoue, M. Saruyama, M. Sakamoto, T. Teranishi, S. Masuo and N. Tamai

Phys. Chem. Chem. Phys., vol. 15, pp.2141-2152 (2013). 10.1039/C2CP43458J

GA (4)

Photon Antibunching in Enhanced Photoluminescence of a Single CdSe/ZnS Nanocrystal by Silver Nanostructures

S. Masuo*, T. Tanaka, S. Machida, A. Itaya

J. Photochem. Photobio. A, vol. 237, pp.24-30 (2012). 10.1016/j.jphotochem.2012.04.001

Photofabrication of Fullerene-Shelled Quantum Dots Supramolecular Nanoparticles for Solar Energy Harvesting

E. S. Shibu, A. Sonoda, Z. Tao, Q. Feng, A. Furube, S. Masuo, L. Wang, N. Tamai, M. Ishikawa, V. Biju

ACS Nano, vol.6, pp.1601-1608 (2012). 10.1021/nn204567d

nn-2011-04567d_0007

Fluorescence Behavior of Individual Charge-Transfer Complexes Revealed by Single-Molecule Fluorescence Spectroscopy: Influence of the Host Polymer Matrix

S. Masuo*, Y. Yamane, S. Machida, A. Itaya

J. Photochem. Photobio. A, vol.227, pp.65-70 (2012).

Single-Photon Emission Behavior of Isolated CdSe/ZnS Quantum Dots Interacting with the Localized Surface Plasmon Resonance of Silver Nanoparticles

H. Naiki, S. Masuo*, S. Machida, A. Itaya

J. Phys. Chem. C, vol.115, pp. 23299-23304 (2011). 10.1021/jp207997j

jp-2011-07997j_0001

Synthesis of Pentacene-, Tetracene- and Anthracene Bisimides using Double-Cyclization Reaction Mediated by Bismuth(Ⅲ) Triflate

S. Katsuta, K. Tanaka, Y. Maruya, S. Mori, S. Masuo, T. Okujima, H. Uno, K. Nakayama, H. Yamada,

Chem. Commun., vol.47 , pp.10112-10114 (2011). 10.1039/C1CC13980K

GA

Dependence of Single-Photon Emission from Single Conjugated Polymer Chains on their Spatial Size as Determined by Photon Correlation Measurements in Fluid Solvent

S. Masuo*, N. Nishi, M. Hosugi, S. Machida, A. Itaya,

Chem. Lett., vol.39, pp.780-782 (2010).

Chem.Lett.

Laser Ablation of Micro-sized Organic Dye Particles in Solvents with Limited Solubility for the Dye: Formation of a Supersaturated Solution

A. Itaya, T. Murakami, N. Yokoi, S. Masuo, S. Machida,

Chem. Lett., vol. 39, pp. 215-217 (2010).

CL-091012figc

Photon Statistics in Enhanced Fluorescence from a Single CdSe/ZnS Quantum Dot in the Vicinity of Silver Nanoparticles

S. Masuo*, H. Naiki, S. Machida, A. Itaya,

Appl. Phys. Lett., vol. 95, p.193106 (2009).

Fluorescence Dynamics of Individual Charge-Transfer Complexes in Polymer Films Revealed by Single Molecule Fluorescence Spectroscopy

S. Masuo, Y. Yamane, T. Endo, S. Machida, A. Itaya

J. Phys. Chem. C, vol. 113, pp.11590-11596 (2009). 10.1021/jp901206k

jp-2009-01206k_0010

Single-Photon Emission from a Single Nanoparticle Consisnting of a Single Conjugated Polymer Chain

S. Masuo*, T. Tanaka, T. Murakami, A. Masuhara, S. Machida, H. Kasai, H. Oikawa, A. Itaya

Synth. Met., vol. 159, pp.805-808 (2009).

Theoritical Study on Photon Emission Statistics from Single Conjugated Polymer Molecules Excited by Laser Pulses

K. Seki, S. Masuo, S. Abe, M. Tachiya

Synth. Met., vol. 159, pp.769-772 (2009).

Fluorescence Properties of Individual Charge-transfer Complexes in Polymer Films Revealed by Single Molecule Fluorescence Spectroscopy

S. Masuo, T. Endo, Y. Yamane, S. Machida, A. Itaya

Chem. Lett., vol.39, pp916-917 (2008).

Anomalous excimer formation of a pyrenyl derivative having a mesogen group of alkoxycyanobiphenyl in its smectic mesophase

K. Kuwamura, T. Ikegami, S. Masuo, S. Machida, N. Tanaka, A. Itaya

J. Photochem. Photobio. A, vol. 200, pp.232-238 (2008).

Influence of Molecular Weight and Conformation on Single-Photon Emission from Isolated Conjugated Polymer Chains

S. Masuo*, T. Tanaka, S. Machida, A. Itaya

Appl. Phys. Lett., vol. 92, p.233114 (2008).

Photoluminescence Properties of Dye-Doped Polymer Multilayer Films with Periodic Structure

S. Machida, T. Sugihara, S. Masuo, A. Itaya

Thin Solid Films, vol. 516, pp.2382-2386 (2008).

Morphology and Photophysical Properties of Polymer Thin Films Dispersed with Dye Nanoparticle

S. Machida, T. Wakamatsu, S. Masuo, H. Jinnai, A. Itaya

Thin Solid Films, vol.516, pp.2615-2619 (2008).

Site-Selective Doping of Dyes into Polystyrene-block-Poly(4-vinylpyridine) Diblock Copolymer Films and Selective Laser Ablation of the Dye-Doped Films

Z. Wang, S. Masuo, S. Machida, A. Itaya

Jpn. J. Appl. Phys. vol.46, pp.7569-7576 (2007).

Photon Antibunching in the Emission from a Single Organic Dye Nanocrystal

S. Masuo*, A. Masuhara, T. Akashi, M. Muranushi, S. Machida, H. Kasai, H. Nakanishi, H. Oikawa, A. Itaya

Jpn. J. Appl. Phys. vol. 46 (12), pp. L268-L270 (2007)

Introduced by “RESEARCH HIGHLIGHTS” of Nature Photonics, vol.1, p.253 (2007).

Photophysical Properties of a Carbazolyl Derivative with a Mesogen Group of Alkoxycyanobiphenyl in Mesophase

S. Fukuma, K. Irie, T. Ikegami, S. Masuo, S. Machida, N. Tanaka, A. Itaya

J. Photochem. Photobio. A, vol.189, pp.55-64 (2007).

Nanoparticle Formation of Pentacene by Laser Irradiation in Ethanol Solution

S. Kita, S. Masuo, S. Machida, A. Itaya

Jpn. J. Appl. Phys., vol. 45, p.6501-6507 (2006).

Application of Dopant-Induced Laser Ablation to Site-Selective Modification of Sea-Island Structures of Polystyrene-block-poly(4-vinylpyridine) Films

Z. Wang, S. Masuo, S. Machida, A. Itaya

Jpn. J. Appl. Phys., vol. 44, pp.L402 (2005).

Electron Transfer at the Single-Molecule Level in a Triphenylamine-Perylene Imide Molecule

T. D. M. Bell, A. Stefan, S. Masuo, T. Vosch, M. Lor, M. Cotlet, J. Hofkens, S. Bernhardt, K. Müllen, M. van der Auweraer, J. W. Verhoeven, F. C. De Schryver

ChemPhysChem, vol. 6, p. 942-948 (2005).

Assembling and Orientation of Polyfluorenes in Solution Controlled by a Focused Near-Infrared Laser Beam

S. Masuo, H. Yoshikawa, H. -Georg Nothofer, Andrew C. Grimsdale, U. Scherf, K. Müllen, H. Masuhara

J. Phys. Chem. B, vol.109, pp.6917-6921 (2005).

Stretched Exponential Decay and Correlations in the Catalytic Activity of Fluctuating Single Lipase Molecules

O. Flomenbom, K. Velonia, D. Loos, S. Masuo, M. Cotlet, Y. Engelborghs, J. Hofkens, A. E. Rowan, R. J. M. Nolte, M. Van der Auweraer, F. C. De Schryver, J. Klafter

Proc. Natl. Acad. Sci. USA., vol.102, pp.2368-2372, 2005.

Single-Enzyme Kinetics of CALB-Catalyzed Hydrolysis

K. Velonia, O. Flomenbom, D. Loos, S. Masuo, M. Cotlet, Y. Engelborghs, J. Hofkens, A. E. Rowan, J. Klafter, R. J. M. Nolte, F. C. De Schryver

Angew. Chem. Int. Ed., vol. 44, pp.560-564 (2005).

Single Photon Emission from a Dendrimer Containing Eight Perylene Diimide Chromophores

T. D. M. Bell, S. Habuchi, S. Masuo, I. Oesterling, K. Müllen, P. Tinnefeld, M. Sauer, M. van der Auweraer, J. Hofkens, F. C. De Schryver

Aust. J. Chem., vol. 57, pp.1169-1173 (2004).

Higher-Excited-State Photophysical Pathways in Multichromophoric Systems Revealed by Single-Molecule Fluorescence Spectroscopy

P. Tinnefeld, J. Hofkens, D. -P. Herten, S. Masuo, T. Vosch, M. Cotlet, S. Habuchi, K. Müllen, F. C. De Schryver, M. Sauer

ChemPhysChem, vol. 5, pp. 1786-1790 (2004).

Probing the Influence of O2 on Photo-induced Reversible Electron Transfer in Perylenediimide-Triphenylamine-Based Dendrimers by Single Molecule Spectroscopy

M. Cotlet, S. Masuo, M. Lor, E. Fron, M. Van der Auweraer, K. Müllen, J. Hofkens, F. C. De Schryver

Angew. Chem. Int. Ed., vol. 43, pp. 6116-6120 (2004).

Probing Conformational Dynamics in Single Donor-Acceptor Synthetic Molecules by means of Photoinduced Reversible Electron Transfer

S. Masuo, M. Cotlet, G. Luo, J. Hofkens, M. Vanderauweraer, J. Verhoeven, K. Müllen, X. S. Xie, F. C. De Schryver

Proc. Natl. Acad. Sci. USA, vol.101, pp.14343-14348 (2004).

Multichromophoric Dendrimers as Single Photon Sources: A Single Molecule Study

S. Masuo, T. Vosch, M. Cotlet, P. Tinnefeld, S. Habuchi, T. D. M. Bell, I. Oesterling, D. Beljonne, B. Champagne, K. Müllen, M. Sauer, J. Hofkens, F. C. De Schryver

J. Phys. Chem. B, vol.108, pp.16686-16696 (2004).

Single Molecule Spectroscopy to Probe Competitive Fluorescence Resonance Energy Transfer Pathways in Bichromophoric Synthetic Systems

M. Cotlet, T. Vosch, S. Masuo, M. Sauer, K. Müllen, J. Hofkens, F. C. De Schryver

Proc. SPIE, vol.5322, pp.20-28 (2004).

Fluorescence Spectroscopic Properties and Single Aggregate Structures of p-Conjugated Wire-type Dendrimers

S. Masuo, H. Yoshikawa, T. Asahi, H. Masuhara, T. Sato, D. –L. Jiang, T. Aida

J. Phys. Chem. B, vol.107, pp.2471-2479 (2003).

Repetitive Contraction and Swelling Behavior of Gel-like Wire-Type Dendrimer Assemblies in Solution Layer by Photon Pressure of a Focused Near-Infrared Laser Beam

S. Masuo, H. Yoshikawa, T. Asahi, H. Masuhara, T. Sato, D.-L. Jiang, T. Aida

J. Phys. Chem. B, vol.106, pp.905-909 (2002).

Fluorescent Doughnut-like Assembling of Wire-type Dendrimers Depending on Their Generation Numbers and Degrees of Polymerization

S. Masuo, H. Yoshikawa, T. Asahi, H. Masuhara, T. Sato, D. –L. Jiang, T. Aida

J. Phys. Chem. B, vol. 105, pp. 2885-2889 (2001).

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