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研究成果 1992 2019

2019

AC electrophoretic mobility of an optically trapped colloidal particle

Iki, K. & Kimura, Y., 1 1 2019, : : Proceedings of SPIE - The International Society for Optical Engineering. 11141, OMC-5-02.

研究成果: ジャーナルへの寄稿Conference article

Electrophoretic mobility
alternating current
Laser interferometry
Trapping
Lasers

AC electrophoretic mobility of individual microscale colloidal particles measured using holographic video microscopy

Ikeda, T., Eitoku, H. & Kimura, Y., 4 15 2019, : : Applied Physics Letters. 114, 15, 153703.

研究成果: ジャーナルへの寄稿記事

microbalances
alternating current
microscopy
electric fields
cells

Controlled armoring of metal surfaces with metallodielectric patchy particles

Noguchi, T. G., Iwashita, Y. & Kimura, Y., 5 7 2019, : : Journal of Chemical Physics. 150, 17, 174903.

研究成果: ジャーナルへの寄稿記事

公開
Gold
metal surfaces
Metals
gold
Monolayers

Motion of micro-sized colloidal particles induced by optical vortex

Iwamoto, K. & Kimura, Y., 1 1 2019, : : Proceedings of SPIE - The International Society for Optical Engineering. 11141, OMC-8-02.

研究成果: ジャーナルへの寄稿Conference article

Optical Vortex
Synchronization
Vortex flow
vortices
Motion
2018
2 引用 (Scopus)

Change in collective motion of colloidal particles driven by an optical vortex with driving force and spatial confinement

Saito, K., Okubo, S. & Kimura, Y., 1 1 2018, : : Soft Matter. 14, 29, p. 6037-6042 6 p.

研究成果: ジャーナルへの寄稿記事

Vortex flow
vortices
Optical tweezers
Angular momentum
Jamming
3 引用 (Scopus)

Emulsion Droplets Stabilized by Close-Packed Janus Regular Polygonal Particles

Koike, R., Iwashita, Y. & Kimura, Y., 10 16 2018, : : Langmuir. 34, 41, p. 12394-12400 7 p.

研究成果: ジャーナルへの寄稿記事

Janus
Emulsions
emulsions
Liquids
liquids
6 引用 (Scopus)

Self-propelled motion switching in nematic liquid crystal droplets in aqueous surfactant solutions

Suga, M., Suda, S., Ichikawa, M. & Kimura, Y., 6 14 2018, : : Physical Review E. 97, 6, 062703.

研究成果: ジャーナルへの寄稿記事

Surfactant
Nematic Liquid Crystal
Droplet
surfactants
liquid crystals
2017

Continuous rotation of a cholesteric liquid crystalline droplet by a circularly polarized optical tweezers

Tamura, Y. & Kimura, Y., 1 1 2017, Optical Manipulation Conference. Morita, R. & Omatsu, T. (版). SPIE, 102520W. (Proceedings of SPIE - The International Society for Optical Engineering; 巻数 10252).

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical tweezers
Optical Tweezers
Droplet
Chirality
chirality
3 引用 (Scopus)

Density dependence of orientational order in one-patch particles

Iwashita, Y. & Kimura, Y., 1 1 2017, : : Soft Matter. 13, 29, p. 4997-5007 11 p.

研究成果: ジャーナルへの寄稿記事

Anisotropy
packing density
anisotropy
Opacity
Dispersions
9 引用 (Scopus)
Janus
Micelles
Ternary systems
ternary systems
Emulsions
4 引用 (Scopus)
hydrodynamics
hydrodynamic equations
low Reynolds number
interactions
micrometers
1 引用 (Scopus)

Rhythmic motion of colloidal particles driven by optical force

Saito, K. & Kimura, Y., 1 1 2017, Optical Manipulation Conference. SPIE, 巻 10252. 1025203

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical Forces
Hydrodynamic Interaction
Hydrodynamics
Optical tweezers
Motion
2016
3 引用 (Scopus)

Fabrication of ring assemblies of nematic colloids and their electric response

Tamura, Y. & Kimura, Y., 1 4 2016, : : Applied Physics Letters. 108, 1, 011903.

研究成果: ジャーナルへの寄稿記事

assemblies
colloids
polygons
fabrication
rings

Frequency-domain electro-optic response of chiral smectic liquid crystals

Kimura, Y. & Hayakawa, R., 4 19 2016, Molecular and Colloidal Electro-optics. CRC Press, p. 525-549 25 p.

研究成果: 著書/レポートタイプへの貢献

Smectic liquid crystals
Electrooptical effects
13 引用 (Scopus)

Spatial confinement governs orientational order in patchy particles

Iwashita, Y. & Kimura, Y., 6 6 2016, : : Scientific reports. 6, 27599.

研究成果: ジャーナルへの寄稿記事

viscoelasticity
frustration
stimuli
ferromagnetism
birefringence
2 引用 (Scopus)

Two-dimensional assemblies of nematic colloids in homeotropic cells and their response to electric fields

Tamura, Y. & Kimura, Y., 1 1 2016, : : Soft Matter. 12, 32, p. 6817-6826 10 p.

研究成果: ジャーナルへの寄稿記事

Colloids
assemblies
colloids
Electric fields
shrinkage
2015
8 引用 (Scopus)

Dynamic clustering of driven colloidal particles on a circular path

Okubo, S., Shibata, S., Kawamura, Y. S., Ichikawa, M. & Kimura, Y., 9 8 2015, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 92, 3, 032303.

研究成果: ジャーナルへの寄稿記事

Clustering
Path
Collective Motion
Optical Vortex
dissociation
2014
1 引用 (Scopus)

Collective behavior of the optically driven particles on a circular path

Okubo, S., Shibata, S. & Kimura, Y., 1 1 2014, Optical Trapping and Optical Micromanipulation XI. Spalding, G. C. & Dholakia, K. (版). SPIE, 91641P. (Proceedings of SPIE - The International Society for Optical Engineering; 巻数 9164).

研究成果: 著書/レポートタイプへの貢献会議での発言

Collective Behavior
Colloids
Particles (particulate matter)
Collective Motion
Hydrodynamic Interaction
7 引用 (Scopus)
Electrohydrodynamics
electrohydrodynamics
Nematic Liquid Crystal
Convection
convection
2 引用 (Scopus)

Measurement of interparticle force between nematic colloids

Kimura, Y. & Izaki, K., 1 1 2014, Optical Trapping and Optical Micromanipulation XI. Spalding, G. C. & Dholakia, K. (版). SPIE, 91640O. (Proceedings of SPIE - The International Society for Optical Engineering; 巻数 9164).

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical tweezers
Liquid Crystals
Colloids
Liquid crystals
colloids
7 引用 (Scopus)

Melting of a finite-sized two-dimensional colloidal crystal

Tanaka, S., Oki, Y. & Kimura, Y., 5 9 2014, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 89, 5, 052305.

研究成果: ジャーナルへの寄稿記事

Melting
Crystal
melting
crystals
histograms
28 引用 (Scopus)

Orientational order of one-patch colloidal particles in two dimensions

Iwashita, Y. & Kimura, Y., 10 7 2014, : : Soft Matter. 10, 37, p. 7170-7181 12 p.

研究成果: ジャーナルへの寄稿記事

attraction
Liquid Crystals
Dimers
Monolayers
Phase transitions
2013
1 引用 (Scopus)
Colloids
colloids
Hydrodynamics
hydrodynamics
Hydrodynamic Interaction
9 引用 (Scopus)

Interparticle force between different types of nematic colloids

Izaki, K. & Kimura, Y., 6 20 2013, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 87, 6, 062507.

研究成果: ジャーナルへの寄稿記事

Colloids
colloids
Electrostatics
Analogy
Defects
37 引用 (Scopus)

Stable cluster phase of Janus particles in two dimensions

Iwashita, Y. & Kimura, Y., 12 7 2013, : : Soft Matter. 9, 45, p. 10694-10698 5 p.

研究成果: ジャーナルへの寄稿記事

Janus
Colloids
attraction
hemispheres
valence
2012
15 引用 (Scopus)

Hydrodynamically induced rhythmic motion of optically driven colloidal particles on a ring

Sassa, Y., Shibata, S., Iwashita, Y. & Kimura, Y., 6 1 2012, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 85, 6, 061402.

研究成果: ジャーナルへの寄稿記事

Ring
Motion
rings
Configuration
configurations
1 引用 (Scopus)

Nematic colloids - Interaction between particles in anisotropic liquids

Kimura, Y., Kishita, T., Kita, K. & Kondo, N., 1 1 2012, : : journal of the physical society of japan. 81, SUPPL. A, SA007.

研究成果: ジャーナルへの寄稿記事

colloids
liquids
liquid crystals
interactions
assembling
2011
11 引用 (Scopus)

Interparticle force in nematic colloids: Comparison between experiment and theory

Kishita, T., Kondo, N., Takahashi, K., Ichikawa, M., Fukuda, J. & Kimura, Y., 8 5 2011, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 84, 2, 021704.

研究成果: ジャーナルへの寄稿記事

Colloids
colloids
Experiment
Arrangement
Optical Tweezers

Temperature and confinement effect on interparticle force in nematic colloids

Kondo, N., Iwashita, Y. & Kimura, Y., 7 28 2011, : : Molecular Crystals and Liquid Crystals. 545, p. 115-122 8 p.

研究成果: ジャーナルへの寄稿記事

Colloids
temperature effects
colloids
Optical tweezers
Nematic liquid crystals
2010
15 引用 (Scopus)

Arrangement dependence of interparticle force in nematic colloids

Kishita, T., Takahashi, K., Ichikawa, M., Fukuda, J. & Kimura, Y., 1 7 2010, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 81, 1, 010701.

研究成果: ジャーナルへの寄稿記事

Colloids
colloids
Arrangement
Defects
Exponent
18 引用 (Scopus)
Dynamic Properties
dynamic characteristics
slits
Crossover
crossovers
14 引用 (Scopus)

Dependence of interparticle force on temperature and cell thickness in nematic colloids

Kondo, N., Iwashita, Y. & Kimura, Y., 8 18 2010, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 82, 2, 020701.

研究成果: ジャーナルへの寄稿記事

Colloids
colloids
Cell
Nematic Liquid Crystal
cells
11 引用 (Scopus)

Local mechanical properties of a hyperswollen lyotropic lamellar phase

Yamamoto, N., Ichikawa, M. & Kimura, Y., 8 12 2010, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 82, 2, 021506.

研究成果: ジャーナルへの寄稿記事

Local Properties
Mechanical Properties
interlayers
mechanical properties
Viscosity
2009
1 引用 (Scopus)

Effect of charge transfer complex on electrical properties of 4-cyano-4′-pentylbiphenyl

Koda, T., Mitsuyoshi, T., Kanazawa, A., Nishioka, A., Miyata, K., Murasawa, G., Ikeda, S., Miura, T. & Kimura, Y., 12 1 2009, : : Japanese Journal of Applied Physics. 48, 12, 121404.

研究成果: ジャーナルへの寄稿記事

Threshold voltage
threshold voltage
Charge transfer
Electric properties
Permittivity
1 引用 (Scopus)

Extension and measurements on multicomponent phospholipid vesicles by use of dual-beam optical tweezers

Ichikawa, M., Shitamichi, Y. & Kimura, Y., 2009, 20th Anniversary MHS 2009 and Micro-Nano Global COE - 2009 International Symposium on Micro-NanoMechatronics and Human Science. p. 170-175 6 p. 5351928

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical tweezers
Phospholipids
Rigidity
Surface tension
Membranes
16 引用 (Scopus)

Mechanical properties of a giant liposome studied using optical tweezers

Shitamichi, Y., Ichikawa, M. & Kimura, Y., 9 17 2009, : : Chemical Physics Letters. 479, 4-6, p. 274-278 5 p.

研究成果: ジャーナルへの寄稿記事

Optical tweezers
Liposomes
mechanical properties
Mechanical properties
curves
31 引用 (Scopus)

Microrheology of Soft matter

Kimura, Y., 4 1 2009, : : journal of the physical society of japan. 78, 4, 041005.

研究成果: ジャーナルへの寄稿記事

mechanical properties
viscoelasticity
rheology
microbalances
liquid crystals
2 引用 (Scopus)

Synchronization of two target patterns

Yoshida, Y. & Kimura, Y., 8 1 2009, : : journal of the physical society of japan. 78, 8, 084801.

研究成果: ジャーナルへの寄稿記事

synchronism
Landau-Ginzburg equations
oscillations
interactions
2008
26 引用 (Scopus)

Direct measurement of force between colloidal particles in a nematic liquid crystal

Takahashi, K., Ichikawa, M. & Kimura, Y., 2 20 2008, : : Journal of Physics Condensed Matter. 20, 7, 075106.

研究成果: ジャーナルへの寄稿記事

Nematic liquid crystals
liquid crystals
Defects
optics
dipoles
1 引用 (Scopus)

Extension and measurements on a phospholipid vesicle by use of dual-beam optical tweezers

Ichikawa, M., Shitamichi, Y. & Kimura, Y., 12 1 2008, 2008 International Symposium on Micro-NanoMechatronics and Human Science, MHS 2008, with Symposium on "COE for Education and Research of Micro-Nano Mechatronics". p. 71-76 6 p. 4752425. (2008 International Symposium on Micro-NanoMechatronics and Human Science, MHS 2008).

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical tweezers
Liposomes
Phospholipids
Membranes
Cell membranes
61 引用 (Scopus)

Force between colloidal particles in a nematic liquid crystal studied by optical tweezers

Takahashi, K., Ichikawa, M. & Kimura, Y., 2 25 2008, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 77, 2, 020703.

研究成果: ジャーナルへの寄稿記事

Optical Tweezers
Nematic Liquid Crystal
Defects
liquid crystals
defects
13 引用 (Scopus)

Self-assembly of polymer droplets in a nematic liquid crystal at phase separation

Kita, K., Ichikawa, M. & Kimura, Y., 4 11 2008, : : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 77, 4, 041702.

研究成果: ジャーナルへの寄稿記事

Self-assembly
Phase Separation
Nematic Liquid Crystal
Droplet
self assembly
7 引用 (Scopus)

Tilt control in optical tweezers

Ichikawa, M., Kubo, K., Yoshikawa, K. & Kimura, Y., 12 1 2008, : : Journal of Biomedical Optics. 13, 1, 010503.

研究成果: ジャーナルへの寄稿記事

公開
Optical tweezers
trapping
Lasers
Cells
bioengineering
2007

Direct measurement of interaction between colloidal particles in nematic liquid crystal

Takahashi, K., Fujiwara, Y., Ichikawa, M. & Kimura, Y., 1 1 2007, : : Molecular Crystals and Liquid Crystals. 475, 1, p. 183-192 10 p.

研究成果: ジャーナルへの寄稿記事

Nematic liquid crystals
liquid crystals
Defects
defects
interactions
20 引用 (Scopus)

Extension of a DNA molecule by local heating with a laser

Ichikawa, M., Ichikawa, H., Yoshikawa, K. & Kimura, Y., 10 5 2007, : : Physical Review Letters. 99, 14, 148104.

研究成果: ジャーナルへの寄稿記事

deoxyribonucleic acid
free convection
heating
lasers
molecules
4 引用 (Scopus)

Microrheology of a swollen lyotropic lamellar phase

Kimura, Y. & Mizuno, D., 1 1 2007, : : Molecular Crystals and Liquid Crystals. 478, 1, p. 3-13 11 p.

研究成果: ジャーナルへの寄稿記事

Optical tweezers
Lamellar structures
Nonionic surfactants
Relaxation processes
Microscopes
1 引用 (Scopus)

Nonlinear dielectric spectroscopy of MHPOBC

Tanaka, K., Ichikawa, M. & Kimura, Y., 1 1 2007, : : Molecular Crystals and Liquid Crystals. 477, 1, p. 195-204 10 p.

研究成果: ジャーナルへの寄稿記事

Liquid Crystals
Dielectric spectroscopy
Liquid crystals
Ferroelectric materials
liquid crystals
1 引用 (Scopus)

Nonlinear dielectric study of critical behavior near isotropic-nematic phase transition

Tsutsumi, K., Tanaka, K., Ichikawa, M. & Kimura, Y., 1 2007, : : Molecular Crystals and Liquid Crystals. 477, 1, p. 77-85 9 p.

研究成果: ジャーナルへの寄稿記事

Mean field theory
Relaxation time
Permittivity
Phase transitions
Electric fields

Single cell manipulation by using tilt controlled optical tweezers

Ichikawa, M., Kubol, K., Murata, S., Yoshikawa, K. & Kimura, Y., 12 1 2007, 2007 International Symposium on Micro-NanoMechatronics and Human Science, MHS. p. 316-321 6 p. 4420873. (2007 International Symposium on Micro-NanoMechatronics and Human Science, MHS).

研究成果: 著書/レポートタイプへの貢献会議での発言

Optical tweezers
Laser beams
Mirrors
Silica
Cells
2006

Dynamic study of micro-domains on a phospholipid bilayer membrane

Ichikawa, M., Shitamichi, Y., Tashiro, H. & Kimura, Y., 12 1 2006, 2006 IEEE International Symposium on Micro-Nano Mechanical and Human Science, MHS. 4110409. (2006 IEEE International Symposium on Micro-Nano Mechanical and Human Science, MHS).

研究成果: 著書/レポートタイプへの貢献会議での発言

Brownian movement
Phospholipids
Phase separation
Distribution functions
Membranes