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Timothy B. Boykin
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Journal Articles

Non-orthogonal tight-binding models: Problems and possible remedies for realistic nano-scale devices

Timothy B. Boykin, Prasad Sarangapani, Gerhard Klimeck
Journal: Journal of Applied Physics
J. Appl. Phys. 125, 144302 (2019)
https://doi.org/10.1063/1.5056178
Published: April 2019
View article titled, Non-orthogonal tight-binding models: Problems and possible remedies for realistic nano-scale devices
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Journal Articles

Computational study of heterojunction graphene nanoribbon tunneling transistors with p-d orbital tight-binding method

SungGeun Kim, Mathieu Luisier, Timothy B. Boykin, Gerhard Klimeck
Journal: Applied Physics Letters
Appl. Phys. Lett. 104, 243113 (2014)
https://doi.org/10.1063/1.4884199
Published: June 2014
View article titled, Computational study of heterojunction graphene nanoribbon tunneling transistors with p-d orbital tight-binding method
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Journal Articles

Giant quasiparticle bandgap modulation in graphene nanoribbons supported on weakly interacting surfaces

Xueping Jiang, Neerav Kharche, Paul Kohl, Timothy B. Boykin, Gerhard Klimeck, Mathieu Luisier, Pulickel M. Ajayan, Saroj K. Nayak
Journal: Applied Physics Letters
Appl. Phys. Lett. 103, 133107 (2013)
https://doi.org/10.1063/1.4822427
Published: September 2013
View article titled, Giant quasiparticle bandgap modulation in graphene nanoribbons supported on weakly interacting surfaces
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Journal Articles

Electron transport in nano-scaled piezoelectronic devices

Zhengping Jiang, Marcelo A. Kuroda, Yaohua Tan, Dennis M. Newns, Michael Povolotskyi, Timothy B. Boykin, Tillmann Kubis, Gerhard Klimeck, Glenn J. Martyna
Journal: Applied Physics Letters
Appl. Phys. Lett. 102, 193501 (2013)
https://doi.org/10.1063/1.4804601
Published: May 2013
View article titled, Electron transport in nano-scaled piezoelectronic devices
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Includes: Supplementary data
Journal Articles

Effects of interface roughness scattering on radio frequency performance of silicon nanowire transistors

Sung Geun Kim, Mathieu Luisier, Timothy B. Boykin, Gerhard Klimeck
Journal: Applied Physics Letters
Appl. Phys. Lett. 99, 232107 (2011)
https://doi.org/10.1063/1.3665939
Published: December 2011
View article titled, Effects of interface roughness scattering on radio frequency performance of silicon nanowire transistors
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Journal Articles

Accurate six-band nearest-neighbor tight-binding model for the π-bands of bulk graphene and graphene nanoribbons

Timothy B. Boykin, Mathieu Luisier, Gerhard Klimeck, Xueping Jiang, Neerav Kharche, Yu Zhou, Saroj K. Nayak
Journal: Journal of Applied Physics
J. Appl. Phys. 109, 104304 (2011)
https://doi.org/10.1063/1.3582136
Published: May 2011
View article titled, Accurate six-band nearest-neighbor tight-binding model for the <em>π</em>-bands of bulk graphene and graphene nanoribbons
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Journal Articles

Valley degeneracies in (111) silicon quantum wells

Neerav Kharche, Seongmin Kim, Timothy B. Boykin, Gerhard Klimeck
Journal: Applied Physics Letters
Appl. Phys. Lett. 94, 042101 (2009)
https://doi.org/10.1063/1.3068499
Published: January 2009
View article titled, Valley degeneracies in (111) silicon quantum wells
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Journal Articles

A Study of Alloyed Nanowires from Two Perspectives: Approximate Dispersion and Transmission

Gerhard Klimeck, Timothy B. Boykin, Mathieu Luisier, Neerav Kharche, Andreas Schenk
Journal: AIP Conference Proceedings
AIP Conf. Proc. 893, 711–712 (2007)
https://doi.org/10.1063/1.2730088
Published: April 2007
View article titled, A Study of Alloyed Nanowires from Two Perspectives: Approximate Dispersion and Transmission
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Journal Articles

Valley splitting in strained silicon quantum wells modeled with 2° miscuts, step disorder, and alloy disorder

Neerav Kharche, Marta Prada, Timothy B. Boykin, Gerhard Klimeck
Journal: Applied Physics Letters
Appl. Phys. Lett. 90, 092109 (2007)
https://doi.org/10.1063/1.2591432
Published: February 2007
View article titled, Valley splitting in strained silicon quantum wells modeled with 2° miscuts, step disorder, and alloy disorder
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Journal Articles

A simple Fermi-Dirac integrating circuit

Dennis Hite, Timothy B. Boykin, Nagendra Singh, Dashen Shen
Journal: American Journal of Physics
Am. J. Phys. 73, 856–859 (2005)
https://doi.org/10.1119/1.1938951
Published: September 2005
View article titled, A simple Fermi-Dirac integrating circuit
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Journal Articles

Valley splitting in V-shaped quantum wells

Timothy B. Boykin, Gerhard Klimeck, Paul von Allmen, Seungwon Lee, Fabiano Oyafuso
Journal: Journal of Applied Physics
J. Appl. Phys. 97, 113702 (2005)
https://doi.org/10.1063/1.1913798
Published: May 2005
View article titled, Valley splitting in V-shaped quantum wells
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Journal Articles

Valley splitting in strained silicon quantum wells

Timothy B. Boykin, Gerhard Klimeck, M. A. Eriksson, Mark Friesen, S. N. Coppersmith, Paul von Allmen, Fabiano Oyafuso, Seungwon Lee
Journal: Applied Physics Letters
Appl. Phys. Lett. 84, 115–117 (2004)
https://doi.org/10.1063/1.1637718
Published: January 2004
View article titled, Valley splitting in strained silicon quantum wells
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Journal Articles

Derivatives of the Dirac delta function by explicit construction of sequences

Timothy B. Boykin
Journal: American Journal of Physics
Am. J. Phys. 71, 462–468 (2003)
https://doi.org/10.1119/1.1557302
Published: May 2003
View article titled, Derivatives of the Dirac delta function by explicit construction of sequences
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Journal Articles

The two-capacitor problem with radiation

Timothy B. Boykin, Dennis Hite, Nagendra Singh
Journal: American Journal of Physics
Am. J. Phys. 70, 415–420 (2002)
https://doi.org/10.1119/1.1435344
Published: April 2002
View article titled, The two-capacitor problem with radiation
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Journal Articles

Tight-binding-like expressions for the continuous-space electromagnetic coupling Hamiltonian

Timothy B. Boykin
Journal: American Journal of Physics
Am. J. Phys. 69, 793–798 (2001)
https://doi.org/10.1119/1.1344169
Published: July 2001
View article titled, Tight-binding-like expressions for the continuous-space electromagnetic coupling Hamiltonian
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Journal Articles

An alternative view of the continuity equation in quantum mechanics

Timothy B. Boykin
Journal: American Journal of Physics
Am. J. Phys. 68, 665–667 (2000)
https://doi.org/10.1119/1.19506
Published: July 2000
View article titled, An alternative view of the continuity equation in quantum mechanics
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Journal Articles

Resonant-tunneling diodes with emitter prewells

Timothy B. Boykin, R. Chris Bowen, Gerhard Klimeck, Kevin L. Lear
Journal: Applied Physics Letters
Appl. Phys. Lett. 75, 1302–1304 (1999)
https://doi.org/10.1063/1.124675
Published: August 1999
View article titled, Resonant-tunneling diodes with emitter prewells
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Journal Articles

A more physical formulation of the self-inductance for spatially distributed circuits

Timothy B. Boykin
Journal: American Journal of Physics
Am. J. Phys. 67, 320–324 (1999)
https://doi.org/10.1119/1.19256
Published: April 1999
View article titled, A more physical formulation of the self-inductance for spatially distributed circuits
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Journal Articles

Approximations for the resonant‐tunneling diode current: Implications for triple‐barrier devices

Timothy B. Boykin
Journal: Journal of Applied Physics
J. Appl. Phys. 78, 6818–6821 (1995)
https://doi.org/10.1063/1.360772
Published: December 1995
View article titled, Approximations for the resonant‐tunneling diode current: Implications for triple‐barrier devices
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Journal Articles

Conduction‐band states of thin InAs/AlSb quantum wells

Timothy B. Boykin
Journal: Applied Physics Letters
Appl. Phys. Lett. 64, 1529–1531 (1994)
https://doi.org/10.1063/1.111881
Published: March 1994
View article titled, Conduction‐band states of thin InAs/AlSb quantum wells
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