Zobrazeno 1 - 10
of 591
pro vyhledávání: '"R M Walton"'
Autor:
N. Yao, Mauricio Terrones, Nicole Grobert, Humberto Terrones, Wz Z. Li, H.W. Kroto, Steven Firth, Ak K. Cheetham, Rjh J. H. Clark, J. P. Zhang, Yq Q. Zhu, D. R. M. Walton, W.K. Hsu, J. P. Hare
Publikováno v:
Scopus-Elsevier
The arc discharge method has been used hitherto to encapsulate metal-containing structures within carbon nanotubes 1 , 2 , the arrangement of the nanotube walls playing an important role in the process. We show that KCl can be generated in the space
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e50b56ef998f538f3ecad01fe5a456f3
https://doi.org/10.1016/s0009-2614(99)01347-0
https://doi.org/10.1016/s0009-2614(99)01347-0
Autor:
Mauricio Terrones, Weibing Hu, Yanqiu Zhu, Harold W. Kroto, Humberto Terrones, Nicole Grobert, Wen-Kuang Hsu, Jonathan P. Hare, David R. M. Walton
Publikováno v:
Scopus-Elsevier
High-quality SiOx nanoflowers have been generated by heating mixed SiC/Co powder films in a CO atmosphere. The structural features associated with different stages of the growth were monitored by SEM, TEM, EDX, and XRD analysis. A plausible mechanism
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb1ef2469db12fdfba64891cfa0a2dfe
https://ora.ox.ac.uk/objects/uuid:db1193f5-0e0a-4f35-ac3d-ff9f08c19bd2
https://ora.ox.ac.uk/objects/uuid:db1193f5-0e0a-4f35-ac3d-ff9f08c19bd2
Autor:
Nicole Grobert, Harold W. Kroto, Mauricio Terrones, Susana Trasobares, Wen-Kuang Hsu, D. R. M. Walton, H. Takikawa, Yanqiu Zhu, Humberto Terrones, J. P. Hare
C3) are heated to 1000–1100 °C for 2–4 hr in an argon flow. Carbon nanotubes are formed when metal powders, e.g. Fe, Co, Y and Ni, are also present.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f8709140c268253b772e2ed31a3eb6a4
https://doi.org/10.1007/s003390050931
https://doi.org/10.1007/s003390050931
Autor:
Mauricio Terrones, R. Gancedo, J.M. González, Antonio Hernando, José F. Marco, R. M. Walton, C. Prados, Harold W. Kroto, P. Crespo, Nicole Grobert
The hysteretic properties of Fe-filled carbon nanotubes samples are presented and related to their magnetic phase distribution obtained by Mossbauer spectroscopy. The most relevant result corresponds to the observation of a high anisotropy /spl gamma
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::872f9cbaa5e0ed3baf09ff75cf687897
https://doi.org/10.1109/20.951071
https://doi.org/10.1109/20.951071
Autor:
W.K. Hsu, Nicole Grobert, Mauricio Terrones, J. P. Hare, H.W. Kroto, D. R. M. Walton, Yq Q. Zhu
Publikováno v:
Scopus-Elsevier
New advances have been made in the creation of nanostructured materials by pyrolytic and electrolytic methods. These experiments have shown that a wide range of nanostructures can be made using imaginative approaches. ALIGNED NANOTUBES VIA PYROLYTIC
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e55c4132d3979eebc9c87e75fd0ea327
https://doi.org/10.1351/pac199971112125
https://doi.org/10.1351/pac199971112125
Autor:
Steven Firth, Robin J. H. Clark, Yanqiu Zhu, Mauricio Terrones, Harold W. Kroto, Wen-Kuang Hsu, David R. M. Walton, Nicole Grobert
Publikováno v:
Scopus-Elsevier
Novel W–Nb–S composite inorganic nanotubes have been generated by replacing W in the S–W–S sandwich layers of WS2 by Nb. The tubes are uniform, with the Nb concentration 10 atom%. Raman spectral features of the tubes are described.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea6953a97c3a53b14a064da1401cb5a3
https://doi.org/10.1039/b007074m
https://doi.org/10.1039/b007074m
Autor:
P. Crespo, D. R. M. Walton, J. R. Gancedo, J. M. González, Harold W. Kroto, Mauricio Terrones, C. Prados, Nicole Grobert, José F. Marco, Antonio Hernando
Publikováno v:
Industrial Applications of the Mössbauer Effect ISBN: 9789401039505
Fe-57 transmission Mossbauer at temperatures between 18 and 298 K and magnetic measurements have been used to characterize Fe-filled carbon nanotubes which were prepared by pyrolisis of Ferrocene + C-60 at atmospheric pressure under an Ar atmosphere
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::79cdbfe947d8ea71e4097c1169bb8a08
https://ora.ox.ac.uk/objects/uuid:20cda340-4b52-4233-97a4-dcb4e5e34000
https://ora.ox.ac.uk/objects/uuid:20cda340-4b52-4233-97a4-dcb4e5e34000
Autor:
Paul R. Birkett, M. J. Humphry, R. H. J. Fawcett, M. J. Butcher, D. R. M. Walton, D. L. Keeling, Harold W. Kroto, Robert A. Taylor, Philip Moriarty, Peter H. Beton
Publikováno v:
Journal of Physics: Condensed Matter. 18:S1837-S1846
Lateral manipulation of fullerenes on clean silicon surfaces may be induced by either an attractive or repulsive interaction between adsorbed molecules and the tip of a scanning probe microscope, and can result in a complex response arising from mole
Autor:
Chi-Young Lee, Andrzej Huczko, Steve F. A. Acquah, Wen-Kuang Hsu, Yizheng Jin, Yanqiu Zhu, Michał Bystrzejewski, Chao Gao, David R. M. Walton, Harold W. Kroto, M.J. Roe
Publikováno v:
Carbon. 43:1944-1953
Large-scale production of pure carbon spheres, with diameters from 50 nm to 1 μm, has been achieved via direct pyrolysis of a wide range of hydrocarbons, including styrene, toluene, benzene, hexane, cyclohexane and ethene, in the absence of catalyst
Autor:
Jarosław Glapiński, Patrycja Nejman, Andrzej Huczko, Tadeusz Przybyłowski, D. R. M. Walton, Hanna Grubek-Jaworska, Hubert Lange, Katarzyna Czumińska, Harold W. Kroto, Michał Bystrzejewski, P. Baranowski
Publikováno v:
Fullerenes, Nanotubes and Carbon Nanostructures. 13:141-145
1‐D (one‐dimensional) nanocarbon materials possess unique properties. However, they could become airborne and reach the lungs. In the present study the pulmonary toxicity of nanotubes was investigated. Guinea pigs were intratracheally instilled w