Patent
US 8,236,626NARROW GRAPHENE NANORIBBONS FROM CARBON NANOTUBES
Hongjie Dai, Liying Jiao
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 8,236,626Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Li, X. L. et al. Chemically derived, ultrasmooth graphene nanoribbon semiconductors. Science 319, 1229-1232 (2008).
Wang, X. R. et al. Room-temperature all-semiconducting sub-10-nm graphene nanoribbon field-effect transistors. Phys. Rev. Lett. 100, 206803 (2008).
Chen, Z. H., Lin, Y. M., Rooks, M. J. & Avouris, P. Graphene nano-ribbon electronics. Physica E (Amsterdam) 40, 228-232 (2007).
Han, M. Y., Ozyilmaz, B., Zhang, Y. B. & Kim, P. Energy band-gap engineering of graphene nanoribbons. Phys. Rev. Lett. 98, 206805 (2007).
Cresti, A. et al. Charge transport in disordered graphene-based low dimensional materials. Nano Res. 1, 361-394 (2008).
Tapaszto, L., Dobrik, G., Lambin, P. & Biro, L. P. Tailoring the atomic structure of graphene nanoribbons by scanning tunneling microscope lithography. Nature Nanotechnol. 3, 397-401 (2008).
Datta, S. S., Strachan, D. R., Khamis, S. M. & Johnson, A. T. C. Crystallographic etching of few-layer graphene. Nano Lett. 8, 1912-1915 (2008).
Ci, L. J. et al. Controlled nanocutting of graphene. Nano Res. 1, 116-122 (2008).
Campos-Delgado, J. et al. Bulk production of a new form of sp2 carbon: crystalline graphene nanoribbons. Nano Lett. 8, 2773-2778 (2008).
Novoselov, K. S. et al. Electric field effect in atomically thin carbon films. Science 306, 666-669 (2004).
Zhang, Y. B., Tan, Y. W., Stormer, H. L. & Kim, P. Experimental observation of the quantum Hall effect and Berry's phase in graphene. Nature 438, 201-204 (2005).
Novoselov, K. S. et al. Two-dimensional gas of massless Dirac fermions in graphene. Nature 438, 197-200 (2005).
Berger, C. et al. Electronic confinement and coherence in patterned epitaxial graphene. Science 312, 1191-1196 (2006).
Geim, A. K. & Novoselo v, K. S. The rise of graphene. Nature Mater. 6, 183-191 (2007).
Nakada, K., Fujita, M., Dresse l haus, G. & Dresse l haus, M. S. Edge state in graphene ribbons: nanometer size effect and edge shape dependence. Phys. Rev. B 54, 17954-1796 1 (1996).
Barone, V., Hod, O. & Scuseria, G. E. Electronic structure and stability of semiconducting graphene nanoribbons. Nano Lett. 6, 2748-2754 (2006).
Son, Y. W., Cohen, M. L. & Louie, S. G. Energy gaps in graphene nanoribbons. Phys. Rev. Lett. 97, 216803 (2006).
Yang, L. et al. Quasiparticle energies and band gaps in graphene nanoribbons. Phys. Rev. Lett. 99, 186801 (2007).
Dai, H. J. Carbon nanotubes: opportunities and challenges. Surf Sci. 500, 218-241 (2002).
Jorio, A., Dresselhaus, M. S. & Dresselhaus, G. Carbon Nanotubes: Advanced Topics in the Synthesis, Structure, Properties and Applications. (Springer, 2008).
Jiao, L. Y. et al. Creation of nanostructures with poly(methyl methacrylate)- mediated nanotransfer printing. J. Am. Chem. Soc. 130, 12612-12613 (2008).
Lin, Y. M. & Avouris, P. Strong suppression of electrical noise in bilayer graphene nanodevices. Nano Lett. 8, 2119-2125 (2008).
Jiao, L. Y., Xian, X. J. & Liu, Z. F. Manipulation of ultralong single-walled carbon nanotubes at macroscale. J. Phys. Chem. C 112, 9963-9965 (2008).
Ferrari, A. C. et al. Raman spectrum of graphene and graphene layers. Phys. Rev. Lett. 97, 187401 (2006).
Graf, D. et al. Spatially resolved Raman spectroscopy of single- and few-layer graphene. Nano Lett. 7, 238-242 (2007).
Ni, Z. H., Wang, Y. Y., Yu, T. & Shen, Z. X. Raman spectroscopy and imaging of graphene. Nano Res. 1, 273-291 (2008).
Winters, H. F., Coburn, J. W. & Chuang, T. J. Surface processes in plasma-assisted etching environments. J. Vac. Sci. Technol. B 1, 469-480 (1983).
Moser, J., Ba rr eiro, A. & Bachtoldb, A. Cu rr ent-induced cleaning of graphene. App l e. Phys. Lett. 91, 163513 (2007).
Lin, Y. M., Perebeinos, V., Chen, Z. H. & Avouris, P. Electrical observation of subband formation in graphene nanoribbons. Phys. Rev. B 78, 161409 (2008).
Ding, L.; Yuan, D. N.; Liu, J. Growth of high-density parallel arrays of long single-walled carbon nanotubes on quartz substrates. J. Am. Chem. Soc. 2008, 130, 5428 5429.
Jiao, L. Y.; Fan, B.; Xian, X. J.; Wu, Z. Y.; Zhang, J.; Liu, Z. F. Creation of nanostructures with poly(methyl methacrylate)-mediated nanotransfer printing. J. Am. Chem. Soc. 2008, 130, 12612-12613.
Cancado, L.G.; Pimenta, M. A.; Neves, B. R. A.; Dantas, M. S. S; Jorio, A. Influence of the atomic structure on the Raman spectra of graphite edges. Phys. Rev. Lett. 2004, 93, 247401.
Casiraghi, C.; Hartschuh, A.; Qian, H.; Piscanec, S.; Georgi, C.; Fasoli, A.; Novoselov, K. S.; Basko, D. M.; Fe rr ari, A. C. Raman spectroscopy of graphene edges. Nano Lett. 2009, 9, 1433-1441.
Rueckes, T.; Kim, K.; Joselevich, E.; Tseng, G. Y.; Cheung, C. L.; Lieber, C. M. Carbon nanotube-based nonvolatile random access memory for molecular computing. Science 2000, 289, 94-97.
Melosh, N. A.; Boukai, A.; Diana, F.; Gerardot, B.; Badolato, A.; Petroff, P. M.; Heath, J. R. Ultrahigh-density nanowire lattices and circuits. Science 2003, 300, 112-115.
Fuhrer, M. S.; Nygard, J.; Shih, L.; Forero, M.; Yoon, Y. G.; Mazzoni, M. S. C.; Choi, H. J.; Ihm, J.; Louie, S. G.; Zettl, A.; McEuen, P. L. Crossed nanotube junctions. Science 2000, 288, 494-497.
Ismach, A.; Joselevich, E. Orthogonal self-assembly of carbon nanotube crossbar architectures by simultaneous graphoepitaxy and field-directed growth. Nano Lett 2006, 6, 1706- 17 10. Claims What is claimed is:
Layer stacks claimed or described, ordered top of device to substrate.
graphene nanoribbon field-effect transistor
Materials described outside the worked examples.
graphene nanoribbon (GNR)
multiwalled carbon nanotube (MWNT)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.6–3.4 nm | — |
Thickness | 4–18 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,236,626Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Li, X. L. et al. Chemically derived, ultrasmooth graphene nanoribbon semiconductors. Science 319, 1229-1232 (2008).
Wang, X. R. et al. Room-temperature all-semiconducting sub-10-nm graphene nanoribbon field-effect transistors. Phys. Rev. Lett. 100, 206803 (2008).
Chen, Z. H., Lin, Y. M., Rooks, M. J. & Avouris, P. Graphene nano-ribbon electronics. Physica E (Amsterdam) 40, 228-232 (2007).
Han, M. Y., Ozyilmaz, B., Zhang, Y. B. & Kim, P. Energy band-gap engineering of graphene nanoribbons. Phys. Rev. Lett. 98, 206805 (2007).
Cresti, A. et al. Charge transport in disordered graphene-based low dimensional materials. Nano Res. 1, 361-394 (2008).
Tapaszto, L., Dobrik, G., Lambin, P. & Biro, L. P. Tailoring the atomic structure of graphene nanoribbons by scanning tunneling microscope lithography. Nature Nanotechnol. 3, 397-401 (2008).
Datta, S. S., Strachan, D. R., Khamis, S. M. & Johnson, A. T. C. Crystallographic etching of few-layer graphene. Nano Lett. 8, 1912-1915 (2008).
Ci, L. J. et al. Controlled nanocutting of graphene. Nano Res. 1, 116-122 (2008).
Campos-Delgado, J. et al. Bulk production of a new form of sp2 carbon: crystalline graphene nanoribbons. Nano Lett. 8, 2773-2778 (2008).
Novoselov, K. S. et al. Electric field effect in atomically thin carbon films. Science 306, 666-669 (2004).
Zhang, Y. B., Tan, Y. W., Stormer, H. L. & Kim, P. Experimental observation of the quantum Hall effect and Berry's phase in graphene. Nature 438, 201-204 (2005).
Novoselov, K. S. et al. Two-dimensional gas of massless Dirac fermions in graphene. Nature 438, 197-200 (2005).
Berger, C. et al. Electronic confinement and coherence in patterned epitaxial graphene. Science 312, 1191-1196 (2006).
Geim, A. K. & Novoselo v, K. S. The rise of graphene. Nature Mater. 6, 183-191 (2007).
Nakada, K., Fujita, M., Dresse l haus, G. & Dresse l haus, M. S. Edge state in graphene ribbons: nanometer size effect and edge shape dependence. Phys. Rev. B 54, 17954-1796 1 (1996).
Barone, V., Hod, O. & Scuseria, G. E. Electronic structure and stability of semiconducting graphene nanoribbons. Nano Lett. 6, 2748-2754 (2006).
Son, Y. W., Cohen, M. L. & Louie, S. G. Energy gaps in graphene nanoribbons. Phys. Rev. Lett. 97, 216803 (2006).
Yang, L. et al. Quasiparticle energies and band gaps in graphene nanoribbons. Phys. Rev. Lett. 99, 186801 (2007).
Dai, H. J. Carbon nanotubes: opportunities and challenges. Surf Sci. 500, 218-241 (2002).
Jorio, A., Dresselhaus, M. S. & Dresselhaus, G. Carbon Nanotubes: Advanced Topics in the Synthesis, Structure, Properties and Applications. (Springer, 2008).
Jiao, L. Y. et al. Creation of nanostructures with poly(methyl methacrylate)- mediated nanotransfer printing. J. Am. Chem. Soc. 130, 12612-12613 (2008).
Lin, Y. M. & Avouris, P. Strong suppression of electrical noise in bilayer graphene nanodevices. Nano Lett. 8, 2119-2125 (2008).
Jiao, L. Y., Xian, X. J. & Liu, Z. F. Manipulation of ultralong single-walled carbon nanotubes at macroscale. J. Phys. Chem. C 112, 9963-9965 (2008).
Ferrari, A. C. et al. Raman spectrum of graphene and graphene layers. Phys. Rev. Lett. 97, 187401 (2006).
Graf, D. et al. Spatially resolved Raman spectroscopy of single- and few-layer graphene. Nano Lett. 7, 238-242 (2007).
Ni, Z. H., Wang, Y. Y., Yu, T. & Shen, Z. X. Raman spectroscopy and imaging of graphene. Nano Res. 1, 273-291 (2008).
Winters, H. F., Coburn, J. W. & Chuang, T. J. Surface processes in plasma-assisted etching environments. J. Vac. Sci. Technol. B 1, 469-480 (1983).
Moser, J., Ba rr eiro, A. & Bachtoldb, A. Cu rr ent-induced cleaning of graphene. App l e. Phys. Lett. 91, 163513 (2007).
Lin, Y. M., Perebeinos, V., Chen, Z. H. & Avouris, P. Electrical observation of subband formation in graphene nanoribbons. Phys. Rev. B 78, 161409 (2008).
Ding, L.; Yuan, D. N.; Liu, J. Growth of high-density parallel arrays of long single-walled carbon nanotubes on quartz substrates. J. Am. Chem. Soc. 2008, 130, 5428 5429.
Jiao, L. Y.; Fan, B.; Xian, X. J.; Wu, Z. Y.; Zhang, J.; Liu, Z. F. Creation of nanostructures with poly(methyl methacrylate)-mediated nanotransfer printing. J. Am. Chem. Soc. 2008, 130, 12612-12613.
Cancado, L.G.; Pimenta, M. A.; Neves, B. R. A.; Dantas, M. S. S; Jorio, A. Influence of the atomic structure on the Raman spectra of graphite edges. Phys. Rev. Lett. 2004, 93, 247401.
Casiraghi, C.; Hartschuh, A.; Qian, H.; Piscanec, S.; Georgi, C.; Fasoli, A.; Novoselov, K. S.; Basko, D. M.; Fe rr ari, A. C. Raman spectroscopy of graphene edges. Nano Lett. 2009, 9, 1433-1441.
Rueckes, T.; Kim, K.; Joselevich, E.; Tseng, G. Y.; Cheung, C. L.; Lieber, C. M. Carbon nanotube-based nonvolatile random access memory for molecular computing. Science 2000, 289, 94-97.
Melosh, N. A.; Boukai, A.; Diana, F.; Gerardot, B.; Badolato, A.; Petroff, P. M.; Heath, J. R. Ultrahigh-density nanowire lattices and circuits. Science 2003, 300, 112-115.
Fuhrer, M. S.; Nygard, J.; Shih, L.; Forero, M.; Yoon, Y. G.; Mazzoni, M. S. C.; Choi, H. J.; Ihm, J.; Louie, S. G.; Zettl, A.; McEuen, P. L. Crossed nanotube junctions. Science 2000, 288, 494-497.
Ismach, A.; Joselevich, E. Orthogonal self-assembly of carbon nanotube crossbar architectures by simultaneous graphoepitaxy and field-directed growth. Nano Lett 2006, 6, 1706- 17 10. Claims What is claimed is:
Layer stacks claimed or described, ordered top of device to substrate.
graphene nanoribbon field-effect transistor
Materials described outside the worked examples.
graphene nanoribbon (GNR)
multiwalled carbon nanotube (MWNT)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.6–3.4 nm | — |
Thickness | 4–18 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,236,626Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Li, X. L. et al. Chemically derived, ultrasmooth graphene nanoribbon semiconductors. Science 319, 1229-1232 (2008).
Wang, X. R. et al. Room-temperature all-semiconducting sub-10-nm graphene nanoribbon field-effect transistors. Phys. Rev. Lett. 100, 206803 (2008).
Chen, Z. H., Lin, Y. M., Rooks, M. J. & Avouris, P. Graphene nano-ribbon electronics. Physica E (Amsterdam) 40, 228-232 (2007).
Han, M. Y., Ozyilmaz, B., Zhang, Y. B. & Kim, P. Energy band-gap engineering of graphene nanoribbons. Phys. Rev. Lett. 98, 206805 (2007).
Cresti, A. et al. Charge transport in disordered graphene-based low dimensional materials. Nano Res. 1, 361-394 (2008).
Tapaszto, L., Dobrik, G., Lambin, P. & Biro, L. P. Tailoring the atomic structure of graphene nanoribbons by scanning tunneling microscope lithography. Nature Nanotechnol. 3, 397-401 (2008).
Datta, S. S., Strachan, D. R., Khamis, S. M. & Johnson, A. T. C. Crystallographic etching of few-layer graphene. Nano Lett. 8, 1912-1915 (2008).
Ci, L. J. et al. Controlled nanocutting of graphene. Nano Res. 1, 116-122 (2008).
Campos-Delgado, J. et al. Bulk production of a new form of sp2 carbon: crystalline graphene nanoribbons. Nano Lett. 8, 2773-2778 (2008).
Novoselov, K. S. et al. Electric field effect in atomically thin carbon films. Science 306, 666-669 (2004).
Zhang, Y. B., Tan, Y. W., Stormer, H. L. & Kim, P. Experimental observation of the quantum Hall effect and Berry's phase in graphene. Nature 438, 201-204 (2005).
Novoselov, K. S. et al. Two-dimensional gas of massless Dirac fermions in graphene. Nature 438, 197-200 (2005).
Berger, C. et al. Electronic confinement and coherence in patterned epitaxial graphene. Science 312, 1191-1196 (2006).
Geim, A. K. & Novoselo v, K. S. The rise of graphene. Nature Mater. 6, 183-191 (2007).
Nakada, K., Fujita, M., Dresse l haus, G. & Dresse l haus, M. S. Edge state in graphene ribbons: nanometer size effect and edge shape dependence. Phys. Rev. B 54, 17954-1796 1 (1996).
Barone, V., Hod, O. & Scuseria, G. E. Electronic structure and stability of semiconducting graphene nanoribbons. Nano Lett. 6, 2748-2754 (2006).
Son, Y. W., Cohen, M. L. & Louie, S. G. Energy gaps in graphene nanoribbons. Phys. Rev. Lett. 97, 216803 (2006).
Yang, L. et al. Quasiparticle energies and band gaps in graphene nanoribbons. Phys. Rev. Lett. 99, 186801 (2007).
Dai, H. J. Carbon nanotubes: opportunities and challenges. Surf Sci. 500, 218-241 (2002).
Jorio, A., Dresselhaus, M. S. & Dresselhaus, G. Carbon Nanotubes: Advanced Topics in the Synthesis, Structure, Properties and Applications. (Springer, 2008).
Jiao, L. Y. et al. Creation of nanostructures with poly(methyl methacrylate)- mediated nanotransfer printing. J. Am. Chem. Soc. 130, 12612-12613 (2008).
Lin, Y. M. & Avouris, P. Strong suppression of electrical noise in bilayer graphene nanodevices. Nano Lett. 8, 2119-2125 (2008).
Jiao, L. Y., Xian, X. J. & Liu, Z. F. Manipulation of ultralong single-walled carbon nanotubes at macroscale. J. Phys. Chem. C 112, 9963-9965 (2008).
Ferrari, A. C. et al. Raman spectrum of graphene and graphene layers. Phys. Rev. Lett. 97, 187401 (2006).
Graf, D. et al. Spatially resolved Raman spectroscopy of single- and few-layer graphene. Nano Lett. 7, 238-242 (2007).
Ni, Z. H., Wang, Y. Y., Yu, T. & Shen, Z. X. Raman spectroscopy and imaging of graphene. Nano Res. 1, 273-291 (2008).
Winters, H. F., Coburn, J. W. & Chuang, T. J. Surface processes in plasma-assisted etching environments. J. Vac. Sci. Technol. B 1, 469-480 (1983).
Moser, J., Ba rr eiro, A. & Bachtoldb, A. Cu rr ent-induced cleaning of graphene. App l e. Phys. Lett. 91, 163513 (2007).
Lin, Y. M., Perebeinos, V., Chen, Z. H. & Avouris, P. Electrical observation of subband formation in graphene nanoribbons. Phys. Rev. B 78, 161409 (2008).
Ding, L.; Yuan, D. N.; Liu, J. Growth of high-density parallel arrays of long single-walled carbon nanotubes on quartz substrates. J. Am. Chem. Soc. 2008, 130, 5428 5429.
Jiao, L. Y.; Fan, B.; Xian, X. J.; Wu, Z. Y.; Zhang, J.; Liu, Z. F. Creation of nanostructures with poly(methyl methacrylate)-mediated nanotransfer printing. J. Am. Chem. Soc. 2008, 130, 12612-12613.
Cancado, L.G.; Pimenta, M. A.; Neves, B. R. A.; Dantas, M. S. S; Jorio, A. Influence of the atomic structure on the Raman spectra of graphite edges. Phys. Rev. Lett. 2004, 93, 247401.
Casiraghi, C.; Hartschuh, A.; Qian, H.; Piscanec, S.; Georgi, C.; Fasoli, A.; Novoselov, K. S.; Basko, D. M.; Fe rr ari, A. C. Raman spectroscopy of graphene edges. Nano Lett. 2009, 9, 1433-1441.
Rueckes, T.; Kim, K.; Joselevich, E.; Tseng, G. Y.; Cheung, C. L.; Lieber, C. M. Carbon nanotube-based nonvolatile random access memory for molecular computing. Science 2000, 289, 94-97.
Melosh, N. A.; Boukai, A.; Diana, F.; Gerardot, B.; Badolato, A.; Petroff, P. M.; Heath, J. R. Ultrahigh-density nanowire lattices and circuits. Science 2003, 300, 112-115.
Fuhrer, M. S.; Nygard, J.; Shih, L.; Forero, M.; Yoon, Y. G.; Mazzoni, M. S. C.; Choi, H. J.; Ihm, J.; Louie, S. G.; Zettl, A.; McEuen, P. L. Crossed nanotube junctions. Science 2000, 288, 494-497.
Ismach, A.; Joselevich, E. Orthogonal self-assembly of carbon nanotube crossbar architectures by simultaneous graphoepitaxy and field-directed growth. Nano Lett 2006, 6, 1706- 17 10. Claims What is claimed is:
Layer stacks claimed or described, ordered top of device to substrate.
graphene nanoribbon field-effect transistor
Materials described outside the worked examples.
graphene nanoribbon (GNR)
multiwalled carbon nanotube (MWNT)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.6–3.4 nm | — |
Thickness | 4–18 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,236,626Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Li, X. L. et al. Chemically derived, ultrasmooth graphene nanoribbon semiconductors. Science 319, 1229-1232 (2008).
Wang, X. R. et al. Room-temperature all-semiconducting sub-10-nm graphene nanoribbon field-effect transistors. Phys. Rev. Lett. 100, 206803 (2008).
Chen, Z. H., Lin, Y. M., Rooks, M. J. & Avouris, P. Graphene nano-ribbon electronics. Physica E (Amsterdam) 40, 228-232 (2007).
Han, M. Y., Ozyilmaz, B., Zhang, Y. B. & Kim, P. Energy band-gap engineering of graphene nanoribbons. Phys. Rev. Lett. 98, 206805 (2007).
Cresti, A. et al. Charge transport in disordered graphene-based low dimensional materials. Nano Res. 1, 361-394 (2008).
Tapaszto, L., Dobrik, G., Lambin, P. & Biro, L. P. Tailoring the atomic structure of graphene nanoribbons by scanning tunneling microscope lithography. Nature Nanotechnol. 3, 397-401 (2008).
Datta, S. S., Strachan, D. R., Khamis, S. M. & Johnson, A. T. C. Crystallographic etching of few-layer graphene. Nano Lett. 8, 1912-1915 (2008).
Ci, L. J. et al. Controlled nanocutting of graphene. Nano Res. 1, 116-122 (2008).
Campos-Delgado, J. et al. Bulk production of a new form of sp2 carbon: crystalline graphene nanoribbons. Nano Lett. 8, 2773-2778 (2008).
Novoselov, K. S. et al. Electric field effect in atomically thin carbon films. Science 306, 666-669 (2004).
Zhang, Y. B., Tan, Y. W., Stormer, H. L. & Kim, P. Experimental observation of the quantum Hall effect and Berry's phase in graphene. Nature 438, 201-204 (2005).
Novoselov, K. S. et al. Two-dimensional gas of massless Dirac fermions in graphene. Nature 438, 197-200 (2005).
Berger, C. et al. Electronic confinement and coherence in patterned epitaxial graphene. Science 312, 1191-1196 (2006).
Geim, A. K. & Novoselo v, K. S. The rise of graphene. Nature Mater. 6, 183-191 (2007).
Nakada, K., Fujita, M., Dresse l haus, G. & Dresse l haus, M. S. Edge state in graphene ribbons: nanometer size effect and edge shape dependence. Phys. Rev. B 54, 17954-1796 1 (1996).
Barone, V., Hod, O. & Scuseria, G. E. Electronic structure and stability of semiconducting graphene nanoribbons. Nano Lett. 6, 2748-2754 (2006).
Son, Y. W., Cohen, M. L. & Louie, S. G. Energy gaps in graphene nanoribbons. Phys. Rev. Lett. 97, 216803 (2006).
Yang, L. et al. Quasiparticle energies and band gaps in graphene nanoribbons. Phys. Rev. Lett. 99, 186801 (2007).
Dai, H. J. Carbon nanotubes: opportunities and challenges. Surf Sci. 500, 218-241 (2002).
Jorio, A., Dresselhaus, M. S. & Dresselhaus, G. Carbon Nanotubes: Advanced Topics in the Synthesis, Structure, Properties and Applications. (Springer, 2008).
Jiao, L. Y. et al. Creation of nanostructures with poly(methyl methacrylate)- mediated nanotransfer printing. J. Am. Chem. Soc. 130, 12612-12613 (2008).
Lin, Y. M. & Avouris, P. Strong suppression of electrical noise in bilayer graphene nanodevices. Nano Lett. 8, 2119-2125 (2008).
Jiao, L. Y., Xian, X. J. & Liu, Z. F. Manipulation of ultralong single-walled carbon nanotubes at macroscale. J. Phys. Chem. C 112, 9963-9965 (2008).
Ferrari, A. C. et al. Raman spectrum of graphene and graphene layers. Phys. Rev. Lett. 97, 187401 (2006).
Graf, D. et al. Spatially resolved Raman spectroscopy of single- and few-layer graphene. Nano Lett. 7, 238-242 (2007).
Ni, Z. H., Wang, Y. Y., Yu, T. & Shen, Z. X. Raman spectroscopy and imaging of graphene. Nano Res. 1, 273-291 (2008).
Winters, H. F., Coburn, J. W. & Chuang, T. J. Surface processes in plasma-assisted etching environments. J. Vac. Sci. Technol. B 1, 469-480 (1983).
Moser, J., Ba rr eiro, A. & Bachtoldb, A. Cu rr ent-induced cleaning of graphene. App l e. Phys. Lett. 91, 163513 (2007).
Lin, Y. M., Perebeinos, V., Chen, Z. H. & Avouris, P. Electrical observation of subband formation in graphene nanoribbons. Phys. Rev. B 78, 161409 (2008).
Ding, L.; Yuan, D. N.; Liu, J. Growth of high-density parallel arrays of long single-walled carbon nanotubes on quartz substrates. J. Am. Chem. Soc. 2008, 130, 5428 5429.
Jiao, L. Y.; Fan, B.; Xian, X. J.; Wu, Z. Y.; Zhang, J.; Liu, Z. F. Creation of nanostructures with poly(methyl methacrylate)-mediated nanotransfer printing. J. Am. Chem. Soc. 2008, 130, 12612-12613.
Cancado, L.G.; Pimenta, M. A.; Neves, B. R. A.; Dantas, M. S. S; Jorio, A. Influence of the atomic structure on the Raman spectra of graphite edges. Phys. Rev. Lett. 2004, 93, 247401.
Casiraghi, C.; Hartschuh, A.; Qian, H.; Piscanec, S.; Georgi, C.; Fasoli, A.; Novoselov, K. S.; Basko, D. M.; Fe rr ari, A. C. Raman spectroscopy of graphene edges. Nano Lett. 2009, 9, 1433-1441.
Rueckes, T.; Kim, K.; Joselevich, E.; Tseng, G. Y.; Cheung, C. L.; Lieber, C. M. Carbon nanotube-based nonvolatile random access memory for molecular computing. Science 2000, 289, 94-97.
Melosh, N. A.; Boukai, A.; Diana, F.; Gerardot, B.; Badolato, A.; Petroff, P. M.; Heath, J. R. Ultrahigh-density nanowire lattices and circuits. Science 2003, 300, 112-115.
Fuhrer, M. S.; Nygard, J.; Shih, L.; Forero, M.; Yoon, Y. G.; Mazzoni, M. S. C.; Choi, H. J.; Ihm, J.; Louie, S. G.; Zettl, A.; McEuen, P. L. Crossed nanotube junctions. Science 2000, 288, 494-497.
Ismach, A.; Joselevich, E. Orthogonal self-assembly of carbon nanotube crossbar architectures by simultaneous graphoepitaxy and field-directed growth. Nano Lett 2006, 6, 1706- 17 10. Claims What is claimed is:
Layer stacks claimed or described, ordered top of device to substrate.
graphene nanoribbon field-effect transistor
Materials described outside the worked examples.
graphene nanoribbon (GNR)
multiwalled carbon nanotube (MWNT)
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 0.6–3.4 nm | — |
Thickness | 4–18 nm |
Related documents with shared materials, methods, properties, or citations.
poly(methyl methacrylate) (PMMA)
single-walled carbon nanotube (SWNT)
| — |
Thickness | 10–20 nm | — |
Thickness | 2–8 nm | — |
Thickness | 6–12 nm | — |
Thickness | 100–300 cm | — |
Thickness | 2–3 nm | — |
Thickness | 0.4–0.9 nm | — |
Thickness | 1–2.5 nm | — |
Thickness | ≤ 2 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 60 cm | — |
Thickness | ≥ 2.5 nm | — |
poly(methyl methacrylate) (PMMA)
single-walled carbon nanotube (SWNT)
| — |
Thickness | 10–20 nm | — |
Thickness | 2–8 nm | — |
Thickness | 6–12 nm | — |
Thickness | 100–300 cm | — |
Thickness | 2–3 nm | — |
Thickness | 0.4–0.9 nm | — |
Thickness | 1–2.5 nm | — |
Thickness | ≤ 2 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 60 cm | — |
Thickness | ≥ 2.5 nm | — |
poly(methyl methacrylate) (PMMA)
single-walled carbon nanotube (SWNT)
| — |
Thickness | 10–20 nm | — |
Thickness | 2–8 nm | — |
Thickness | 6–12 nm | — |
Thickness | 100–300 cm | — |
Thickness | 2–3 nm | — |
Thickness | 0.4–0.9 nm | — |
Thickness | 1–2.5 nm | — |
Thickness | ≤ 2 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 60 cm | — |
Thickness | ≥ 2.5 nm | — |
poly(methyl methacrylate) (PMMA)
single-walled carbon nanotube (SWNT)
| — |
Thickness | 10–20 nm | — |
Thickness | 2–8 nm | — |
Thickness | 6–12 nm | — |
Thickness | 100–300 cm | — |
Thickness | 2–3 nm | — |
Thickness | 0.4–0.9 nm | — |
Thickness | 1–2.5 nm | — |
Thickness | ≤ 2 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 60 cm | — |
Thickness | ≥ 2.5 nm | — |