Nano-particles

    

Shape-controlled nano-particles (Au, Pt. Ag. Pd, Rd, etrc)

 

 

 

 

433

Shape-Controlled Metal Nanoparticles and Their Assemblies with Optical Functionalities

           G. Kawamura, M. Nogami and A. Matsuda

           J. Nanomaterials, 2013, Article ID 631350 (2013).

 

432

The development of mixture, alloy, and core-shell nanocatalysts with nanomaterial supports for energy conversion in low-temperature fuel cells

           N. V. Long, Y. Yang, Ca. M. Thi, N. V. Minh, Y. Cao, and M. Nogami

           Nano Energy, 2, 636~676 (2013).

430

Platinum and Palladium Nano-Structured Catalysts for Polymer Electrolyte Fuel Cells and Direct Methanol Fuel Cells
           N. V. Long, and C. M. Thi, Y. Yang, M. Nogami, and M. Ohtaki

           J. Nanosci. nanotechnol. 13, 4799~4824 (2013).

428

 

Synthesis and Self-Assembly of Gold Nanoparticles by Chemically Modified Polyol Methods under Experimental Control

          N. V. Long, M. Ohtaki , M. Yuasa , S. Yoshida, T. Kuragaki, C. M. Thi, and M.Nogami

           J. Nanomaterials, (2013) Article ID 793125.

424

 

Experimental Evidences of Crystal Nucleation and Growth of Platinum Nanoparticles with Most Characteristic Roughness Heteromorphologies and Nanostructures from Homogeneous Solution

           N. V. Long, M. Nogami, C. M. Thi, and M. Ohtaki

           J. Adv. Microsc. Res. 7, 98~117 ( 2012).

421

Pt and Pd Based Catalysts with Novel Alloy and Core-Shell Nanostructures for Practical Applications in Next Fuel Cells: Patents and Highlights

           N. V. Long, C. M. Thi, M. Nogami, and M. Ohtaki

           Recent Patents on Materials Science, 5, 175~190 (2012).

421

Pt and Pd Based Catalysts with Novel Alloy and Core-Shell Nanostructures for Practical Applications in Next Fuel Cells: Patents and Highlights

           N. V. Long, C. M. Thi, M. Nogami, and M. Ohtaki

           Recent Patents on Materials Science, 5, 175~190 (2012).

420

Structure and morphology of platinum nanoparticles with critical issues of low and high-index facets

           N. V. Long, M. Ohtaki, V. N. Ngo, C. M. Thi, and M. Nogami

           Adv. Nat. Sci. Nanosci. Nanotechnol. 3, 25005 (2012).

419

Controlled Synthesis and properties of palladium nanoparticles

           N. V. Long, T. Hayakawa, T. Matsubara, N. D. Chien, M. Ohtaki. And M. Nogami

           J. Exp. Nanosci. 7, 426~439 (2012).

418

Sharp cubic and octahedral morphologies of poly(vinylpyrrolidone)-stabilised platinum nanoparticles by polyol method in ethylene glycol: their nucleation, growth and formation mechanisms

           N. V. Long, N. D. Chien, T. Hayakawa, T. Matsubara, M. Ohtaki, and M. Nogami

           J. Exp. Nanosci. 7, 133~149 (2012).

415

Novel issues of morphology, size, and structure of Pt nanoparticles in chemical engineering: surface attachment, aggregation or agglomeration, assembly, and structural changes

            N. V. Long, C. M. Thi, M. Nogami and M. Ohtaki
            New J. Chem. 36, 1320~1334 (2012).

414

New Experimental Evidences of Pt–Pd Bimetallic Nanoparticles with Core–Shell Configuration and Highly Fine-Ordered Nanostructures by High-Resolution Electron Transmission Microscopy

           N. V. Long, M. Ohtaki, T. Matsubara, M. T. Cao, and M. Nogami

           J. Phys. Chem. C, 116, 12265~12274 (2012).

411

A concerted migration mechanism of mixed oxide ion and electron conduction in reduced ceria studied by first-principles density functional theory

             M. Nakayama, H. Ohshima, M. Nogami and M. Martin

             Phys. Chem. Chem. Phys. 14, 6079~6084 (2012).

410

Controlled fabrication of silver nanoneedles array for SERS and their application in rapid detection of narcotics

            Y. Yang, Z-Y. Li, K. Yamaguchi, M. Tanemura, Z. Huang, D. Jiang, Y. Chen, F. Zhou

            and M. Nogami
             Nanoscale, 4, 2663~2669 (2012)

409

Preparation of Gold Nano-Cones as Surface-Enhanced Raman Scattering Sensors for Molecule Detection
              Y. Yang, Z. Huang, M. Nogami, M. Tanemura, K. Yamaguchi, Z. Y. Li, F. Zhou and

              Y. P. Huang

              J. Nanosci. Nanotech. 11, 10930~10934 (2011).

408

Synthesis and characterization of polyhedral and quasi–sphere non–polyhedral Pt nanoparticles: Effects of their various surface morphologies and sizes on electrocatalytic activity for fuel cell applications

              N. V. Long, M. Ohtaki, T. D. Hien, R. Jalem and M. Nogami

             J. Nanoparticle Res. 13, 5177~5191 (2011).

405

A comparative study of Pt and Pt-Pd core-shell nanocatalysts

              N. V. Long, M. Ohtaki, T. D. Hien, R. Jalem and M. Nogami

              Electrochimica Acta, 56, 9133~9143 (2011).

402

Tuned longitudinal surface Plasmon resonance and third-order nonlinear optical properties of gold nanorods

    Y. Tsutsui1, T. Hayakawa, G. Kawamura, and M. Nogami

    Nanotechnology, 22, 272053/1~325703/7 (2011).

401

Electrochemical Characterization of a Porous Pt NanoparticleNanocube-Mosaic” Prepared by a Modified Polyol Method with HCl Addition

         R. Jalem, R. Koike, Y. Yang†, M. Nakayama, and M. Nogami

         Nano Res.   In press

399

Effects of heat treatment and poly(vinylpyrrolidone) polymer on the electrocatalytic activity of polyhedral Pt nanoparticles towards their methanol oxidation

          N. V. Long, N. D. Chien, T. Matsubara, R. Jalem, M. Ohtaki, and M. Nogami

          Colloid Poly. Sci.      in press

398

Synthesis and characterization of Pt-Pd nanoparticles with core-shell morphology: Nucleation and overgrowth of the Pd shells on the as-prepared and defined Pt seeds

         J. Alloys and Compounds, in press

397

 Synthesis and characterization of polyhedral Pt nanoparticles: Their catalytic property, surface attachments, self-aggregation, and assembly

         N. V. Long, M. Uchida, R. Jalem, H. Hirata, N. D. Chien, M. Ohtaki, and M. Nogami

         J. Colloid Interface Sci. (2011)    in press.

394

Synthesis and characterization of Pt-Pd alloy and core-shell bimetallic nanoparticles for direct methanol fuel cells (DMFCs): Enhanced electrocatalytic properties of well-shaped core-shell morphologies and nanostructures

    International Journal of Hydrogen Energy. in press

390

Highly monodisperse cubic and octahedral rhodium nanocrystals: Their evolutions from sharp polyhedrons into branched nanostructures and surface-enhanced Raman scattering

           N. V. Long, N. D. Chien, H. Hirata, T. Matsubara, M. Ohtaki, and M. Nogami

           J. Crystal Growth, 320, 78~89 (2011).

389

Shape-controlled synthesis of Pt–Pd core–shell nanoparticles exhibiting polyhedral morphologies by modified polyol method

           Nguyen Viet Long, T. Asak, T. Matsubara, and M. Nogami

           Acta Materialia, 59, 2901~2907 (2011).

384

Chemical synthesis nd characterization of palladium nanoparticles

              V. L. Nguyen, D. C. Nguyen, H. Hirata, M. Ohtaki, T. Hayakawa and M. Nogami

              Adv. Nat. Sci.: Nanosci. Nanotechnol. 1,035012/~1035012/5 (2010).

380

Aligned gold nanoneedle arrays for surface-enhanced Raman scattering

              Y. Yang, M. Tanemura, Z. Huang, D. Jiang, Z. Li, Y. Huang, G. Kawamura, K. Yamaguchi, and

    M. Nogami

              Nanotechnology, 21, 325701/1~325701/5 (2010).

377

Directed and random self-assembly of Pt–Au nanoparticles

              V. L. Nguyen, D. C. Nguyen, M. Uchida, T. Matsubara, J. Randy, and M. Nogami

              Materials Chm. Phys. 124, 1193~1197 (2010).

360

Synthesis of Porous Single-Crystalline Platinum Nanocubes Composed of Nanoparticles

              M. Nogami, R. Koike, R. Jalem, G. Kawamura,.Y. Yang, and Y. Sasaki

               J. Phys. Chem. Lett. 1, 568~571 (2010).

359

The synthesis and characterization of platinum nanoparticles: a method of controlling the size and morphology

              V. L. Nguyen, D. C. Nguyen, T. Hayakawa, H.Hirata, G. Lakshminarayana, and M. Nogami

              Nanotecnology, 21, 035605/1~035605/16 (2010).

352

Application of a conproportionation reaction to a synthesis of shape-controlled gold nanoparticles

              G. Kawamura and M. Nogami

              J. Crystal Growth 311 4462–4466 (2009).

349

Process window for the synthesis of Ag wires through polyol process.  

              Y. C. Lu, K. S. Chou, and M. Nogami

              Mater. Chem. Phys. 116, 1~5 (2009).

345

 Shape control synthesis of multi-branched gold nanoparticles

              G. Kawamura, Y. Yang, K. Fukuda, and M. Nogami

              Mater. Chem. Phys. 115, 229~234 (2009) .

340

Fabrication of Twin-Linked Gold Nanoparticles and Their Linear/Nonlinear Optical Properties

              S. Matsubara, T. Hayakawa, Y. Yang, M. Nogami, S. Okamoto, and N. Koshikawa     

              J.Phys. Chem. C, 112, 13917~13921 (2008).

337

End-to-End Assembly of CTAB-Stabilized Gold Nanorods by Citrate Anions

              G. Kawamura, Y. Yang, and M. Nogami,

              J. Phys. Chem. C, 112, 10632~10636 (2008).

336

Fabricating Au–Ag core-shell composite films for surface-enhanced Raman scattering

              Y. Huang, Y. Yang, Z. Chen, X. Li, and M. Nogami

              J. Mater. Sci. 43, 5390~5393 (2008).

333

Preparation of Au-Ag, Ag-Au core-shell bimetallic nanoparticles for surface-enhanced Raman Scattering

            Y. Yang, J. Shi, Jianlin, G. Kawamura, and M. Nogami,

              Scripta Materialia 58, 862~865 (2008).

326

Self-Assembled Silver Nanochains for Surface-Enhanced Raman Scattering

              Y. Yang, J. Shi, T. Tanaka, and M. Nogami

              Langmuir, 23, 12042~12047 (2007).

314

Controlling the aggregation behavior of gold nanoparticles

              Y. Yang, S. Matsubara, M. Nogami, and J. Shi

              Mater. Sci. Eng. B: 140, 172~176 (2007).

313

Facile assembling of gold nanorods with large aspect ratio and their surface-enhanced Raman scattering properties

              G. Kawamura, Y. Yang, and M. Nogami

              Appl. Phys. Lett. 90, 261908-1~-3 (2007).

312

Solvothermal Synthesis of Multiple Shapes of Silver Nanoparticles and Their SERS Properties

              Y.Yang, S. Matsubara, L. Xiong, T. Hayakawa, and M. Nogami

              J. Phys. Chem. C, 111, 9095~9104 (2007).

308

Preparation of gold nanoparticles (GNP) aqueous suspensions by a new method involving Tiron

              M. Hori, C. Pagnoux, J. F. Baumard, and M. Nogami 

              J. Mater. Sci. 42, 80~86 (2007).

307

 Enhanced photocatalytic activities of core-shell Au-titanate nanoparticles

              T. Hayakawa, M. Hori, C. Pagnoux, J. F. Baumard, and M.Nogami

              Chem. Lett. 36, 128~129 (2007).

303

Self-Assembled Monolayer of Silver Nanorods for Surface-Enhanced Raman Scattering

              Y. Yang and M. Nogami

              Key Eng. Mater. 336-338, 2146~2148 (2007).

292

Ultrafast nonlinear optical response in multilayer silica-capped gold nanoparticle films 

              Y. Yang, M. Nogami, and A. Nakamura

              Adv. Mater. Res. 11-12, 591~594 (2006).

285

Aligned silver nanorod arrays for surface-enhanced Raman scattering

              Y. Yang, L. Xiong, J. Shi, and M. Nogami

              Nanotechnology, 17, 2670~2674 (2006).

282

One-dimensional self-assembly of gold nanoparticles for tunable surface plasmon resonance properties

              Y. Yang, S. Matsubara, M. Nogami, J. Shi, and W. Huang

              Nanotechnology, 17, 2821~2827 (2006).

252

Enhancement of third-order optical nonlinearities in 3-dimensional films of dielectric shell capped Au composite nanoparticles  

              Y. Yang, M. Nogami, J. Shi, H. Chen, G. Ma, and S. Tang

              J. Phys. Chem. B, 109, 4865~71 (2005).

249

Room temperature single electron transistor with two-dimensional array of Au-SiO2 core-shell nanoparticles

              Y. Yang and M. Nogami

              Sci. Tech. Adv. Mater. 6, 71~75 (2005).

225

Observation of resonant energy transfer in Au:CdS nanocomposite

              G. H. Ma, J. He, K. Rajiv, S. H. Tang, Y. Yang, and M. Nogami

              Appl. Phys. Lett., 84, 4684~4686 (2004).

170

A glucose biosensor based on electrodeposited biocomposites of gold nanoparticles and glucose oxidase enzyme

              S. Bharathi and M. Nogami

              The Analyst, 126, 1919~1922 (2001).

156

Electrochemical organization of gold nanoclusters in three dimensions as thin films from an aminosilicate-stabilized gold sol and their characterization

              S. Bharathi, M. Nogami, and O. Lev

              Langmuir, 17, 2602~2609 (2001).

150

Novel electrochemical interfaces with a tunable kinetic barrier by self-assembling organically modified silica gel and gold nanoparticles

              S. Bharathi, M. Nogami, and S. Ikeda

              Langmuir, 17, 1~4 (2001).

97

Novel gold-polypyrrole anisotropic colloids: a TEM investigation

              S. Tamil-Selvan, M. Nogami

              J. Mater. Sci. Lett. 17, 1385~1388 (1998).

 

 

Nano-particles-doped glasses

277

Controlled surface-plasmon coupling in SiO2-coated gold nanochains for tunable nonlinear optical properties..

              Y. Yang, M. Nogami, J. Shi, H. Chen, G. Ma and S. Tang

              Appl. Phys. Lett. 88, 081110/1~081110/3 (2006).

266

Ultrafast electron dynamics and enhanced optical nonlinearities of CdS-capped Au/BaTiO3 composite film  

              Y. Yang, M. Nogami, J. Shi, C. Jianlin, H. Chen, Y. Liu, and S. Qian

              J. Appl. Phys. 98, 033528/1~033528/5 (2005).

253

Self-assembled 3-dimensional arrays of Au@SiO2 core-shell nanoparticles for enhanced optical nonlinearities

           Y. Yang, M. Hori, T. Hayakawa, and M. Nogami

              Surface Sci. 579, 215~24 (2005).

252

Enhancement of third-order optical nonlinearities in 3-dimensional films of dielectric shell capped Au composite nanoparticles

              Y. Yang, M. Nogami, J. Shi, H. Chen, G. Ma, and S. Tang

              J. Phys. Chem. B, 109, 4865~71 (2005).

251

Template guided self-assembling 2-dimensional array of Au@SiO2 core-shell nanoparticles for room-temperature single electron transistors

              Y. Yang and M. Nogami

              J. Nanosci. Nanotech., 5, 179~83 (2005).

249

Room temperature single electron transistor with two-dimensional array of Au-SiO2 core-shell nanoparticles

              Y. Yang and M. Nogami

              Sci. Tech. Adv. Mater. 6, 71~75 (2005).

234

Second harmonic generation from coupled surface-plasmon resonances in self-assembled gold-nanoparticle monolayers coated with an aminosilane

                      T. Hayakawa, Y. Usui, S. Bharathi, and M. Nogami

              Adv. Mater. 16, 1408~1412 (2004).

227

Self-assembling of gold nanoparticles coated with silica layer and their electric properties

              M. Hori, Y. Usui, T. Hayakawa and M. Nogami

              J.Ceram.Soc.Japan Suppl. 112, S214~S216 (2004).

225

Observation of resonant energy transfer in Au:CdS nanocomposite

              G. H. Ma, J. He, K. Rajiv, S. H. Tang, Y. Yang, and M. Nogami

              Appl. Phys. Lett., 84, 4684~4686 (2004).

213

Self-assembled semiconductor capped metal composite nanoparticles embedded in BaTiO3 thin films for nonlinear optical applications

              Y. Yang, M. Nogami, J. Sha, H. Chen, Y. Liu, and S. Qian

              J. Mater. Chem., 13, 3026~3032 (2003).

191

Sol-gel derived gold nanoclusters in silica glass possessing large optical nonlinearities

              S. Tamil-Selvan, T. Hayakawa, M. Nogami, Y. Kobayashi, L. M. Liz-Marzan, Y.

Hamanaka,and A. Nakamura,   

              J. Phys. Chem. B, 106, 10157~10162 (2002).

170

A glucose biosensor based on electrodeposited biocomposites of gold nanoparticles and glucose oxidase enzyme

              S. Bharathi and M. Nogami

              The Analyst, 126, 1919~1922 (2001).

167

 Enhanced fluorescence from Eu3+-doped silica gels by adsorbed CdS nanoparticles

              S. T. Selvan, T. Hayakawa and M. Nogami

              J. Non-cryst. Solids, 291, 137~141 (2001).

156

Electrochemical organization of gold nanoclusters in three dimensions as thin films from an aminosilicate-stabilized gold sol and their characterization

              S. Bharathi, M. Nogami, and O. Lev

              Langmuir, 17, 2602~2609 (2001).

150

Novel electrochemical interfaces with a tunable kinetic barrier by self-assembling organically modified silica gel and gold nanoparticles

              S. Bharathi, M. Nogami, and S. Ikeda

              Langmuir, 17, 1~4 (2001).

137

Influence of adsorbed CdS nanoparticles on 5D07FJ emissions in Eu3+-doped silica gel

              T. Hayakawa, S. Tamil Selvan and M. Nogami

              J. Lumin., 87/89. 532~534 (2000).

117

A facile sol-gel method for the encapsulation of gold nanoclusters in silica gels and their optical properties

              S. Tamil Selvan, M. Nogami, A Nakamura and Y. Hamanaka

              J. Non-cryst. Solids, 255, 254~258 (1999).

116

Block copolymer mediated synthesis of gold quantum dots and novel gold-polypyrrole nanocomposites

              S. Tamil Selvan, T. Hayakawa, M. Nogami, and M. Moeler

              J. Phys. Chem. B, 103 7441-7448 (1999).

115

Remarkable influence of silver islands on the enhancement of fluorescence from Eu3+ ion-doped silica gels

              S. Tamil Selvan, T. Hayakawa, and M. Nogami

              J. Phys. Chem. B, 103 7064~7067 (1999).

96

Polymer-protected gold clusters in silica glass

              S. Tamil-Selvan, Y. Ono, M. Nogami

              Materials Letters, 37, 156~161 (1998).

76

Sol-gel synthesis of Ge nanocrystals-doped glass and its photoluminescence

              M. Nogami, Y. Abe

              J. Sol-gel Sci. Tech. 9, 139~143 (1997).

65

Cu microcrystals in sol-gel derived glasses

              M.Nogami and Y.Abe

              J. Mater. Res., 10, 2648~2652 (1995).

64

 Formation of small-sized CdSxSe1-x crystals in sol-gel-derived SiO2 glasses

              M.Nogami, Y.Abe

              J. Am. Ceram. Soc. 78, 1066~1070 (1995).

60

Preparation by a sol-gel process of borosilicate glasses containing microcrystals of tellurium and zinc telluride

              G.Li, M.Nogami, Y.Abe

              J. Am. Ceram. Soc., 77, 2885~2888 (1994).

59

Sol-gel method for synthesizing visible photoluminescent nanosized Ge-crystal-doped silica glasses

              M.Nogami, Y.Abe

              Appl. Phys. Lett., 65, 2545~2547 (1994).

56

Formation of CdSxSe1-x microcrystals in sol-gel derived glasses

              M.Nogami, A.Kato

              J. Sol-gel Sci. Tech., 2, 751~754 (1994).

55

Preparation and optical properties of sol-gel derived ZnSe crystallites doped in glass films

              G.Li, M.Nogami

              J. Appl. Phys., 75, 4276~4278 (1994).

52

Emission spectra of microcrystalline CdS doped in sol-gel derived glasses

              M.Nogami, A.Nakamura

              Physics and Chemistry of Glasses, 34, 1109~113 (1993).

51

 Formation of quantum-size PbTe microcrystals in sol-gel silica and borosilicate glasses

              G.Li, M.Nogami

              J. Sol-gel Sci. Tech. 1, 179~83 (1993).

50

Sol-gel preparation of CdSxSe1-x solid solution microcrystal-doped glasses

              M.Nogami, K.Kato, Y.Tanaka

              J. Mater. Sci., 28, 4129~4133 (1993).

49

Oxidation of cadmium chalcogenide microcrystals doped in silica glasses prepared by the sol-gel process

              M.Nogami, A.Kato

              J. Non-cryst. solids, 163, 242~248 (1993).

47

Preparation of g -Fe2O3-containing silica glasses by the sol-gel process

              M.Nogami, Asuha

              J. Mater. Sci. Lett., 12, 1705~1707 (1993).

46

Sol-gel synthesis of cadmium telluride-microcrystal-doped silica  glasses

              M.Nogami, K.Nagasaka, T.Suzuki

              J. Am. Ceram. Soc., 75, 220~23 (1992). 

45

CdS微結晶ドープガラスのCdS酸化におよぼすガラス組成の影響        

              野上正行

              材料, 41, 573~77 (1992).

44

ゾルーゲル法で作製したガラスにドープしたCuCl微結晶

              野上正行・遠山佳秀・長坂克巳                                     

              日本化学会誌, 1231~36 (1992).

43

Oxidation of quantum-sized CdS crystals doped glasses prepared by the sol-gel process

              M.Nogami, K.Nagasaka

              J. Non-cryst. solids, 147&148, 331~334 (1992).

41

Preparation and nonlinear optical properties of quantum-sizes CuCl-doped silica glass by the sol-gel process

              M.Nogami, Y.Zhu, Y.Tohyama, K.Nagasaka, T.Tokizaki, A.Nakamura

              J. Am. Ceram. Soc., 74, 238~40 (1991).

39

Preparation and quantum size effect of CuBr microcrystal doped glasses by the sol-gel process

              M.Nogami, Y.Zhu, K.Nagasaka

              J. Non-cryst. solids, 134, 71~76 (1991).

38

ゾルーゲル法で作製したCdS微結晶ドープガラスのCdS結晶生成

              野上正行・山田敬子・渡部みちえ・長坂克巳                         

              セラミックス論文誌, 99, 625~629 (1991).

37

Sol-gel processing of small-sized CdSe crystal-doped silica glasses

              M.Nogami, S.Suzuki, K.Nagasaka,

              J. Non-cryst. solids, 135, 182~188 (1991).

35

CdS microcrystal-doped silica glass prepared by the sol-gel  process

              M.Nogami, K.Nagasaka, M.Takata

              J. Non-cryst. Solids, 122, 101~106 (1990).

34

Preparation of small-particle-size, semiconductor CdS-doped silica glasses by the sol-gel process

              M.Nogami, K.Nagasaka, E.Kato

              J. Am. Ceram. Soc., 73, 2097~99 (1990).

32

Microcrystalline PbS doped silica glasses prepared by the sol-gel  process

              M.Nogami, K.Nagasaka, K.Kotani

              J. Non-cryst. solids, 126, 87~92 (1990).