153 citations · 344 across the 41 of their papers we have counts for
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Effects of Coulomb blockade on the charge transport through the topological states of finite armchair graphene nanoribbons and heterostructures
David M T Kuo
In this study, we investigate the charge transport properties of semiconducting armchair graphene nanoribbons (AGNRs) and heterostructures through their topological states (TSs), w…
Effects of metallic electrodes on the thermoelectric properties of zigzag graphene nanoribbons with periodic vacancies
David M T Kuo
We theoretically analyze the thermoelectric properties of graphene quantum dot arrays (GQDAs) with line- or surface-contacted metal electrodes. Such GQDAs are realized as zigzag gr…
Contact effects on thermoelectric properties of textured graphene nanoribbons
David M T Kuo, Yia-Chung Chang
Transport and thermoelectric properties of finite textured graphene nanoribbons (t-GNRs) connected to electrodes with various coupling strengths are theoretically studied in the fr…
Effects of zigzag edge states on the thermoelectric properties of finite graphene nanoribbons
David Ming Ting Kuo
Thermoelectric properties of finite graphene nanoribbons (GNRs) coupled to metallic electrodes are theoretically studied in the framework of tight-binding model and Green's functio…
High thermoelectric figure of merit of quantum dot array quantum wires
David M T Kuo
How to design silicon-based quantum wires with figure of merit () larger than three is under hot pursuit due to the advantage of low cost and the availability of matured fabric…
Thermoelectric properties of finite two dimensional triangular lattices coupled to electrodes
David M T Kuo
Novel intrinsic two-dimensional materials have attracted many researchers' attention. The unusual transport and optical properties of these materials originate mainly from triangul…
Thermoelectric properties of finite two-dimensional quantum dot arrays with band-like electronic states
David M T Kuo
The thermal power () depends on the Seebeck coefficient () and electron conductance (). The enhancement of will unavoidably suppress because they are c…
Thermoelectric and electron heat rectification properties of quantum dot superlattice nanowire arrays
David M T Kuo
Heat engines made of quantum-dot (QD) superlattice nanowires (SLNWs) offer promising applications in energy harvesting due to the reduction of phonon thermal conductivity. In solid…
Superlattice nanowire heat engines with direction-dependent power output and heat current
David M T Kuo, Yia-Chung Chang
Heat engines (HEs) made of low dimensional structures offer promising applications in energy harvesting due to their reduced phonon thermal conductance. Many efforts have been devo…
Optimizing thermoelectric efficiency of superlattice nanowires at room temperature
David M T Kuo, C. C. Chen, Yia-Chung Chang
It is known that the figure of merit () of thin nanowires can be significantly enhanced at room temperature due to the reduction of phonon thermal conductance arising from the…
Heat diodes made of quantum dots embedded in nanowires connected to metallic electrodes
David M T Kuo
The quantum dot arrays (QDAs) embedded into inhomogeneous nanowires connected to metallic electrodes show an electron heat rectification effect, which is attributed to the thermal…
Large enhancement in thermoelectric efficiency of quantum dot junction due to increase of level degeneracy
David M T Kuo, Chih-Chieh Chen, Yia-Chung Chang
It is theoretically demonstrated that the figure of merit () of quantum dot (QD) junctions can be significantly enhanced when the degree of degeneracy of the energy levels invo…
Thermoelectric efficiency of quantum dot molecules at a high temperature bias: the role of thermal-induced voltage
Chih-Chieh Chen, David M T Kuo, Yia-Chung Chang
The nonlinear electron and heat currents of quantum dot molecules (QDMs) under a temperature bias are theoretically investigated, including all correlation functions arising from e…
A heat engine made of quantum dot molecules with high figure of merits
Chih-Chieh Chen, David M T Kuo, Yia-Chung Chang
The transport of electrons through serially coupled quantum dot molecules (SCQDM) is investigated theoretically for application as an energy harvesting engine (EHE), which converts…
Quantum interference and structure-dependent orbital-filling effects on the thermoelectric properties of quantum dot molecules
Chih-Chieh Chen, David M T Kuo, Yia Chung Chang
The quantum interference and orbital filling effects on the thermoelectric (TE) properties of quantum dot molecules with high figure of merit are illustrated via the full solution…
Thermoelectric effects of quantum dot arrays embedded in nanowires
Yen-Chun Tseng, David M. -T. Kuo, Yia-Chung Chang +1
The thermoelectric properties of quantum dot arrays (QDAs) embedded in nanowires connected to electrodes are studied theoretically in the Coulomb blockade regime. A Hurbbard-Anders…
Quantum interference and electron correlation in charge transport through triangular quantum dot molecules
Chih-Chieh Chen, Yia-chung Chang, David M T Kuo
We study the charge transport properties of triangular quantum dot molecule (TQDM) connected to metallic electrodes, taking into account all correlation functions and relevant char…
Long distance coherent tunneling effect on the charge and heat currents in serially coupled triple quantum dots
David M T Kuo, Yia-chung Chang
The effect of long distance coherent tunneling (LDCT) on the charge and heat currents in serially coupled triple quantum dots (TQDs) connected to electrodes is illustrated by using…
Heat rectification effect of serially coupled quantum dots
Yen-Chun Tseng, David M T Kuo, Yia-chung Chang +1
The nonlinear thermoelectric properties of serially coupled quantum dots (SCQDs) embedded in a nanowire connected to metallic electrodes are theoretically studied in the Coulomb bl…
Tunneling Current Spectra of a Metal Core/Semiconductor Shell Quantum Dot Molecule
David M. -T. Kuo
The transport properties of a metal core/semiconductor shell quantum dot molecule (QDM) embedded in a matrix connected to metallic electrodes are theoretically studied in the frame…
Current Rectification and Seebeck Coefficient of Serially Coupled Double Quantum Dots
Yen-Chun Tseng, David M. -T. Kuo
The transport properties of serially coupled quantum dots (SCQDs) embedded in a matrix connected to metallic electrodes are theoretically studied in the linear and nonlinear regime…
Thermoelectric Properties of a Semiconductor Quantum Dot Chain Connected to Metallic Electrodes
David M. -T. Kuo, Yia-Chung Chang
The thermoelectric properties of a semiconduct quantum dot chain (SQDC) connected to metallic electrodes are theoretically investigated in the Coulomb blockade regime. An extended…
Bistability in the Tunnelling Current through a Ring of Coupled Quantum Dots
Shiue-Yuan Shiau, Yia-Chung Chang, David M. -T. Kuo
We study bistability in the electron transport through a ring of N coupled quantum dots with two orbitals in each dot. One orbital is localized (called b orbital) and coupling of t…
Effects of interdot hopping and Coulomb blockade on the thermoelectric properties of serially coupled quantum dots
David M. -T. Kuo, Y. C. Chang
We have theoretically studied the thermoelectric properties of serially coupled quantum dots (SCQD) embedded in an insulator matrix connected to metallic electrodes. In the framewo…