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Article
Lateral growth and shape of semiconductor nanowires
The lateral growth of semiconductor nanowires and its influence on the nanowire shape in the case of nanocrystal formation according to the diffusion mechanism is theoretically studied. Possible types of the d...
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Article
Modeling InAs quantum-dot formation on the side surface of GaAs nanowires
We have theoretically studied the formation of InAs quantum dots (QDs) on the side surface of GaAs nanowires (NWs). The effective energies of formation of a thin InAs layer and QDs on the NW side surface are c...
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Article
Numerical simulation of the properties of solar cells based on GaPNAs/Si heterostructures and GaN nanowires
Using methods of numerical simulation, the modes of operation are considered and structures are determined for solar cells of combined dimension based on a planar GaPNAs/Si heterostructure and an array of GaN ...
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Article
Core-Shell III-Nitride Nanowire Heterostructure: Negative Differential Resistance and Device Application Potential
In this work we have studied volt-ampere characteristics of single core-shell GaN/InGaN/GaN nanowire. It was experimentally shown that negative differential resistance effect can be obtained in the studied het...
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Article
Microlens-Enhanced Substrate Patterning and MBE Growth of GaP Nanowires
In this paper we demonstrate the results on selective area growth of GaP nanowires via self-catalyzed growth method using molecular beam epitaxy (MBE) technique on patterned Si(111) substrates. The pattern fab...
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Article
Effect of the Conductive Channel Cut-Off on Operation of n+–n–n+ GaN NW-Based Gunn Diode
Nowadays modern science and technology require development of efficient electromagnetic emitters covering far GHz and THz ranges. Semiconductor elements with negative differential resistance (NDR) such as Gunn...
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Article
Self-Catalyzed MBE-Grown GaP Nanowires on Si(111): V/III Ratio Effects on the Morphology and Crystal Phase Switching
Self-catalyzed GaP nanowire and GaP/GaPAs nanowire heterostructures have been grown on Si(111) by solid-source molecular beam epitaxy. Formation of wurtzite polytype segments with thicknesses varying from the ...
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Article
Peculiarities of Magnetron Sputtering of Nickel Oxide Thin Films for Use in Perovskite Solar Cells
Use of inorganic oxides as transport layer material is a promising way to increase the efficiency of perovskite solar cells. Results of the studies of the influence of the gas mix composition in the plasma dis...
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Article
Lithography and Plasma Treatment Effect on Conductivity of Carbon Nanotubes
Transparency and sheet resistance measurements of transferred CNT film on glass substrate were performed. Effect of optical lithography and plasma treatment processes on CNT film sheet resistance was analyzed....
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Article
Study of Wurtzite Crystal Phase Stabilization in Heterostructured Ga(As,P) Nanowires
GaP as well as GaAs has face-centered cubic crystal phase at standard conditions. Despite it, GaP and GaAs nanowires frequently grow in a metastable hexagonal crystal phase called wurtzite. In this work, stabl...
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Article
Parameter-Free Model of the Self-Catalyzed Growth of Ga(As,P) Nanowires
A precise model for calculating the dependence of the composition of self-catalyzed Ga(As,P) nanowires on the growth parameters without any fitting parameters is proposed. It is shown that the Ga(As, P)-nanowi...