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organic chemistry (18) 18
chemistry (17) 17
metallurgy (16) 16
acyclic or carbocyclic compounds (14) 14
chemistry, multidisciplinary (14) 14
index medicus (11) 11
carbon nanotubes (10) 10
nanotubes (10) 10
apparatus therefor (8) 8
general methods of organic chemistry (8) 8
electronic-structure (7) 7
fullerenes (7) 7
metallofullerenes (7) 7
adhesives (6) 6
dyes (6) 6
heterocyclic compounds (6) 6
materials for miscellaneous applications, not provided forelsewhere (6) 6
miscellaneous applications of materials (6) 6
miscellaneous compositions (6) 6
natural resins (6) 6
paints (6) 6
polishes (6) 6
cycloparaphenylenes (5) 5
extraction (5) 5
fullerene (5) 5
macrocycles (5) 5
mice (5) 5
molecular structure (5) 5
rare earth metals (5) 5
separation (5) 5
tetradehydrodianthracene (5) 5
animals (4) 4
bottom-up synthesis (4) 4
carbon (4) 4
chemistry, organic (4) 4
chirality (4) 4
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male (4) 4
materials science (4) 4
purification (4) 4
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acyclic, carbocyclic or heterocyclic compounds containingelements other than carbon, hydrogen, halogen, oxygen, nitrogen,sulfur, selenium or tellurium (3) 3
alport syndrome (3) 3
chemistry, physical (3) 3
chromatography (3) 3
complexation (3) 3
condensed matter (3) 3
cross-coupling (3) 3
crystal structure (3) 3
density (3) 3
elektronische struktur (3) 3
enlargement (3) 3
fullerenes - chemistry (3) 3
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growth (3) 3
makrocyclen (3) 3
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molecules (3) 3
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palladium (3) 3
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physics, applied (3) 3
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synthesis (3) 3
adamantane (2) 2
affinity (2) 2
analysis (2) 2
animal models (2) 2
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belts (2) 2
beryllium (2) 2
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chains (2) 2
chemical bonds (2) 2
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chronic kidney disease (2) 2
cnt:carbon-nanotubes (2) 2
column chromatography (2) 2
compounds thereof (2) 2
conjugated systems (2) 2
cross-coupling reactions (2) 2
cross‐coupling (2) 2
crystal-structure (2) 2
crystallography (2) 2
density functional calculations (2) 2
developmental biology (2) 2
disease models, animal (2) 2
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1. Full Text Initiation of carbon nanotube growth by well-defined carbon nanorings
by Omachi, Haruka and Nakayama, Takuya and Takahashi, Eri and Segawa, Yasutomo and Itami, Kenichiro
Nature Chemistry, ISSN 1755-4330, 07/2013, Volume 5, Issue 7, pp. 572 - 576
Carbon nanotubes (CNTs), tubular molecular entities that consist of sp(2)-hybridized carbon atoms, are currently produced as mixtures that contain tubes of... 
RECOGNITION | SELECTIVE SYNTHESIS | CHEMICAL-SYNTHESIS | STEP | SEPARATION | CATALYST | CHIRALITY | CHEMISTRY, MULTIDISCIPLINARY | BOTTOM-UP SYNTHESIS | Spectrometry, Fluorescence | Spectrum Analysis, Raman | Spectrophotometry, Infrared | Nanotubes, Carbon | Stereoisomerism
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2. Full Text Selective synthesis of [12]cyeloparaphenylene
by Takaba, Hiroko and Omachi, Haruka and Yamamoto, Yosuke and Bouffard, Jean and Itami, Kenichiro
Angewandte Chemie - International Edition, ISSN 1433-7851, 2009, Volume 48, Issue 33, pp. 6112 - 6116
Cross-coupling | Cycloparaphenylenes | Aromaticity | Macrocyclization | Palladium
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3. Full Text Synthesis of Cycloparaphenylenes and Related Carbon Nanorings: A Step toward the Controlled Synthesis of Carbon Nanotubes
by Omachi, Haruka and Segawa, Yasutomo and Itami, Kenichiro
Accounts of Chemical Research, ISSN 0001-4842, 08/2012, Volume 45, Issue 8, pp. 1378 - 1389
Since their discovery in 1991, carbon nanotubes (CNTs) have attracted significant attention because of their remarkable mechanical, electronic, and optical... 
CROSS-COUPLING REACTIONS | MECHANISM | CRYSTAL-STRUCTURE | GROWTH | CHEMICAL-SYNTHESIS | CHIRALITY | TRANSPARENT | CHEMISTRY, MULTIDISCIPLINARY | TETRADEHYDRODIANTHRACENE | BOTTOM-UP SYNTHESIS | Nanotechnology - methods | Nanotubes, Carbon - chemistry | Stereoisomerism | Benzene - chemical synthesis | Benzene - chemistry | Crystallography, X-Ray | Chemistry Techniques, Synthetic - methods | Analysis | Nanotubes | Chemical bonds | Ring formation (Chemistry) | Chemical properties | Structure | Chemical vapor deposition | Purification | Synthesis | Chairs | Arc discharges | Carbon nanotubes | Electronics | Nanostructure | Carbon
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4. Full Text Concise Synthesis and Crystal Structure of [12]Cycloparaphenylene
by Segawa, Yasutomo and Miyamoto, Shinpei and Omachi, Haruka and Matsuura, Sanae and Šenel, Petr and Sasamori, Takahiro and Tokitoh, Norihiro and Itami, Kenichiro
Angewandte Chemie International Edition, ISSN 1433-7851, 03/2011, Volume 50, Issue 14, pp. 3244 - 3248
Crystal clear: The title macrocycle was constructed by a nickel‐mediated shotgun macrocyclization. The X‐ray crystallographic structure of [12]CPP revealed a... 
x‐ray crystal structures | nanotubes | nickel | macrocycles | cycloparaphenylenes | x-ray crystal structures | COMPLEXES | BIARYL SYNTHESIS | ELIMINATION | ZEROVALENT NICKEL | CHEMISTRY, MULTIDISCIPLINARY | CARBON NANOTUBES | SHAPE-PERSISTENT | COUPLING REACTIONS | ARYL HALIDES | SELECTIVE SYNTHESIS
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5. Full Text Size‐Selective Complexation and Extraction of Endohedral Metallofullerenes with Cycloparaphenylene
by Nakanishi, Yusuke and Omachi, Haruka and Matsuura, Sanae and Miyata, Yasumitsu and Kitaura, Ryo and Segawa, Yasutomo and Itami, Kenichiro and Shinohara, Hisanori
Angewandte Chemie International Edition, ISSN 1433-7851, 03/2014, Volume 53, Issue 12, pp. 3102 - 3106
A new strategy for the non‐chromatographic extraction of metallofullerenes from solutions of arc‐processed raw soot is based on the size‐selective complexation... 
host–guest systems | macrocycles | conjugation | metallofullerenes | cycloparaphenylenes | host-guest systems | CRYSTAL-STRUCTURE | SPECTROSCOPIC PROPERTIES | STEP | CHEMISTRY, MULTIDISCIPLINARY | CARBON NANOTUBES | NANORINGS | DEPENDENCE | FULLERENES | PURIFICATION | SEPARATION | BOTTOM-UP SYNTHESIS | Stereoisomerism | Molecular Structure | Fullerenes - chemistry | Chromatography | Complexation | Soot | Metallofullerenes | Fullerenes | Strategy | Raw | Affinity | Extraction
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6. Full Text Template synthesis of armchair-edge graphene nanoribbons inside carbon nanotubes
by Kinno, Yasuhiro and Omachi, Haruka and Shinohara, Hisanori
Applied Physics Express, ISSN 1882-0778, 01/2020, Volume 13, Issue 1, p. 15002
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7. Full Text A Modular and Size‐Selective Synthesis of [n]Cycloparaphenylenes: A Step toward the Selective Synthesis of [n,n] Single‐Walled Carbon Nanotubes
by Omachi, Haruka and Matsuura, Sanae and Segawa, Yasutomo and Itami, Kenichiro
Angewandte Chemie International Edition, ISSN 1433-7851, 12/2010, Volume 49, Issue 52, pp. 10202 - 10205
A modular strategy served in the size‐selective syntheses of [14]‐, [15]‐, and [16]cycloparaphenylenes (CPPs). A Suzuki–Miyaura coupling was used to assemble a... 
nanotubes | cross‐coupling | macrocycles | cycloparaphenylenes | cross-coupling | PORPHYRIN | CHEMISTRY, MULTIDISCIPLINARY | NONPLANAR AROMATIC-COMPOUNDS | BELT | GROWTH | PI-SYSTEMS | C-60 | CHIRALITY | TETRADEHYDRODIANTHRACENE
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8. Full Text Isolation and Structure Determination of a Missing Endohedral Fullerene La@C70 through In Situ Trifluoromethylation
by Wang, Zhiyong and Aoyagi, Shinobu and Omachi, Haruka and Kitaura, Ryo and Shinohara, Hisanori
Angewandte Chemie International Edition, ISSN 1433-7851, 01/2016, Volume 55, Issue 1, pp. 199 - 202
D5h‐symmetric fullerene C70 (D5h‐C70) is one of the most abundant members of the fullerene family. One longstanding mystery in the field of fullerene chemistry... 
density functional calculations | X‐ray diffraction | lanthanum | metallofullerenes | electronic structure | X-ray diffraction | Rare earth metals
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9. Full Text Selective Synthesis of [12]Cycloparaphenylene
by Takaba, Hiroko and Omachi, Haruka and Yamamoto, Yosuke and Bouffard, Jean and Itami, Kenichiro
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2009, Volume 48, Issue 33, pp. 6112 - 6116
Tighten your belt: [12]Cycloparaphenylene, the sidewall segment of a carbon nanotube (see picture), has been synthesized in a selective manner through stepwise... 
palladium | macrocyclization | cross‐coupling | aromaticity | cycloparaphenylenes | ORGANOBORON COMPOUNDS | TUBE-SHAPED MOLECULES | CARBON SKELETON | DOUBLE-STRANDED CYCLE | CHEMISTRY, MULTIDISCIPLINARY | ARYLBORONIC ACIDS | CROSS-COUPLING REACTIONS | NONPLANAR AROMATIC-COMPOUNDS | cross-coupling | H BOND ARYLATION | PI-SYSTEMS | BELT REGION
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10. Full Text Theoretical Studies on the Structures and Strain Energies of Cycloparaphenylenes
by Segawa, Yasutomo and Omachi, Haruka and Itami, Kenichiro
Organic Letters, ISSN 1523-7060, 05/2010, Volume 12, Issue 10, pp. 2262 - 2265
The structures and strain energies of cycloparaphenylenes (CPPs) have been determined by DFT calculation at the B3LYP/6-31G(d) level of theory. Fifteen stable... 
CONJUGATED SYSTEMS | HYDROCARBONS | CHEMISTRY, ORGANIC | BELTS | BOND | CARBON NANOTUBES | TETRADEHYDRODIANTHRACENE | Thermodynamics | Molecular Structure | Models, Chemical | Benzene Derivatives - chemistry | Computer Simulation
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11. Full Text Non-chromatographic purification of endohedral metallofullerenes
by Wang, Zhiyong and Omachi, Haruka and Shinohara, Hisanori
Molecules, ISSN 1420-3049, 05/2017, Volume 22, Issue 5, p. 718
The purification of endohedral metallofullerenes by high performance liquid chromatography is very time-consuming and expensive. A number of rapid and... 
Fullerene | Lewis acid | Complexation | Cycloparapheneylene | Metallofullerene | FILTER APPROACH | metallofullerene | HPLC PURIFICATION | CHEMISTRY, ORGANIC | STRUCTURAL-CHARACTERIZATION | CHEMICAL OXIDATION | CARBON NANOTUBES | SELECTIVE COMPLEXATION | EXTRACTION | lewis acid | METALLIC NITRIDE FULLERENES | CRYSTALLOGRAPHIC CHARACTERIZATION | cycloparapheneylene | complexation | fullerene | MRI CONTRAST AGENTS | Lewis Acids - chemistry | Fullerenes - isolation & purification | Organosilicon Compounds - chemistry | Oxidation-Reduction | Chromatography, High Pressure Liquid | Fullerenes - chemistry | Photochemical Processes | Separation | Purification | Metallofullerenes | Liquid chromatography | High-performance liquid chromatography | Chromatography | Electrode potentials | Reduction (metal working) | Efficiency | Fullerenes | Electrochemistry | Oxidation | Methods | High performance liquid chromatography
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12. Full Text Synthesis and Racemization Process of Chiral Carbon Nanorings: A Step toward the Chemical Synthesis of Chiral Carbon Nanotubes
by Omachi, Haruka and Segawa, Yasutomo and Itami, Kenichiro
Organic Letters, ISSN 1523-7060, 05/2011, Volume 13, Issue 9, pp. 2480 - 2483
A simple and realistic model for the shortest sidewall segments of chiral single-walled carbon nanotubes (SWNTs) has been designed, and one of the chiral... 
HYDROCARBONS | MACROCYCLES | GROWTH | CHEMISTRY, ORGANIC | BELTS | PORPHYRIN | SHAPE-PERSISTENT | TETRADEHYDRODIANTHRACENE
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13. Full Text Band‐Gap Engineering of Graphene Heterostructures by Substitutional Doping with B3N3
by Sawahata, Hisaki and Maruyama, Mina and Cuong, Nguyen Thanh and Omachi, Haruka and Shinohara, Hisanori and Okada, Susumu
ChemPhysChem, ISSN 1439-4235, 01/2018, Volume 19, Issue 2, pp. 237 - 242
We investigated the energetics and electronic structure of B3N3‐doped graphene employing density functional theory calculations with the generalized gradient... 
density functional theory calculations | band-gap engineering | BNC hererosheet | graphene | electronic structure | ELECTRIC-FIELD | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | CHEMISTRY, PHYSICAL | STATE | SHEET | STACKED GRAPHENE | BILAYER GRAPHENE | LAYERS | BORON-NITRIDE | MAGNETIC-PROPERTIES | EDGE | Density functionals | Graphene | Specific gravity | Graphite
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14. Full Text Combined experimental and theoretical studies on the photophysical properties of cycloparaphenylenes
by Segawa, Yasutomo and Fukazawa, Aiko and Matsuura, Sanae and Omachi, Haruka and Yamaguchi, Shigehiro and Irle, Stephan and Itami, Kenichiro
Organic and Biomolecular Chemistry, ISSN 1477-0520, 08/2012, Volume 10, Issue 30, pp. 5979 - 5984
We studied the UV-vis absorption and fluorescence in solution/solid states of [n]cycloparaphenylene ([n] CPP: n = 9, 12, 14, 15, and 16), and conducted... 
DENSITY | ELECTRONIC-PROPERTIES | CONJUGATED SYSTEMS | MACROCYCLES | AB-INITIO | CHEMISTRY, ORGANIC | SELECTIVE SYNTHESIS | CARBON NANOTUBES | TETRADEHYDRODIANTHRACENE | NANORINGS | BOTTOM-UP SYNTHESIS
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15. Full Text One-dimensional hydrogen bonding networks of bis-hydroxylated diamantane formed inside double-walled carbon nanotubes
by Nakanishi, Yusuke and Omachi, Haruka and Fokina, Natalie A and Schreiner, Peter R and Becker, Jonathan and Dahl, Jeremy E. P and Carlson, Robert M. K and Shinohara, Hisanori
Chemical Communications, ISSN 1359-7345, 2018, Volume 54, Issue 31, pp. 3823 - 3826
1,6-Bis(hydroxymethyl)diamantane spontaneously aligns inside double-walled carbon nanotubes. The encapsulated molecules form a one-dimensional network within... 
NANORIBBONS | NANODIAMONDS | CHAINS | ADAMANTANE | NANOWIRES | CHEMISTRY, MULTIDISCIPLINARY | MOLECULES | WATER | Encapsulation | Carbon nanotubes | Chemical bonds | Hydrogen bonding | Carbon | Nanotubes
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16. Synthesis of Long-chain Polythiophene inside Carbon Nanotubes
by Yasuhiro Kinno and Haruka Omachi and Yusuke Nakanishi and Hisanori Shinohara
Chemistry Letters, ISSN 0366-7022, 01/2018, Volume 47, Issue 8, p. 1022
We developed the synthesis of one-dimensional polythiophenes inside single-wall carbon nanotubes (SWCNTs). Direct vapor-phase reaction with dibromobithiophenes... 
Chemical industry | Bromine | Polythiophene | Tethering | Raman spectroscopy | Chemical synthesis | Single wall carbon nanotubes
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17. Full Text Development of Gd3N@C80 encapsulated redox nanoparticles for high-performance magnetic resonance imaging
by Gao, Zhenyu and Nakanishi, Yusuke and Noda, Shoko and Omachi, Haruka and Shinohara, Hisanori and Kimura, Hiroyuki and Nagasaki, Yukio
Journal of Biomaterials Science, Polymer Edition, ISSN 0920-5063, 08/2017, Volume 28, Issue 10-12, pp. 1036 - 1050
N@C | Magnetic resonance imaging | reactive oxygen species | encapsulated redox nanoparticles | drug delivery system | Gd | fullerene
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18. Full Text Template Synthesis of Linear‐Chain Nanodiamonds Inside Carbon Nanotubes from Bridgehead‐Halogenated Diamantane Precursors
by Nakanishi, Yusuke and Omachi, Haruka and Fokina, Natalie A and Schreiner, Peter R and Kitaura, Ryo and Dahl, Jeremy E. P and Carlson, Robert M. K and Shinohara, Hisanori
Angewandte Chemie International Edition, ISSN 1433-7851, 09/2015, Volume 54, Issue 37, pp. 10802 - 10806
A simple method for the synthesis of linear‐chain diamond‐like nanomaterials, so‐called diamantane polymers, is described. This synthetic approach is primarily... 
template synthesis | polymers | carbon nanotubes | radicals | nanodiamonds | GRAPHENE NANORIBBONS | DIAMONDOIDS | RING-OPENING POLYMERIZATION | FABRICATION | METAL NANOWIRES | CHEMISTRY, MULTIDISCIPLINARY | HIGH-YIELD SYNTHESIS | Electron microscopy | Polymers | Nanotubes | Nanomaterials | Carbon | Nanotechnology | Synthesis | Precursors | Diamonds | Carbon nanotubes | Strategy | Holes
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