Zobrazeno 1 - 10
of 53
pro vyhledávání: '"István Endre Lukács"'
Autor:
Olivér Kürtössy, Zoltán Scherübl, Gergő Fülöp, István Endre Lukács, Thomas Kanne, Jesper Nygård, Péter Makk, Szabolcs Csonka
Publikováno v:
npj Quantum Materials, Vol 7, Iss 1, Pp 1-6 (2022)
Abstract Hybrid nanostructures consisting of two parallel InAs nanowires connected by an epitaxially grown superconductor (SC) shell recently became available. Due to the defect-free SC-semiconductor interface and the two quasi-one-dimensional channe
Externí odkaz:
https://doaj.org/article/fc4bda289f524dbeabe16b110e7eac07
Autor:
Péter Kun, Bálint Fülöp, Gergely Dobrik, Péter Nemes-Incze, István Endre Lukács, Szabolcs Csonka, Chanyong Hwang, Levente Tapasztó
Publikováno v:
npj 2D Materials and Applications, Vol 4, Iss 1, Pp 1-6 (2020)
Abstract Detecting conductance quantization in graphene nanostructures turned out more challenging than expected. The observation of well-defined conductance plateaus through graphene nanoconstrictions so far has only been accessible in the highest q
Externí odkaz:
https://doaj.org/article/3b8e848fd197431aae41bb5701894b93
Autor:
Thong Le Ba, Marcell Bohus, István Endre Lukács, Somchai Wongwises, Gyula Gróf, Klara Hernadi, Imre Miklós Szilágyi
Publikováno v:
Nanomaterials, Vol 11, Iss 3, p 608 (2021)
A comparative research on stability, viscosity (µ), and thermal conductivity (k) of carbon nanosphere (CNS) and carbon nanopowder (CNP) nanofluids was performed. CNS was synthesized by the hydrothermal method, while CNP was provided by the manufactu
Externí odkaz:
https://doaj.org/article/dadc5f6105544dbd9dba45ead86f37a8
Autor:
Thong Le Ba, Ahmed Qani Alkurdi, István Endre Lukács, János Molnár, Somchai Wongwises, Gyula Gróf, Imre Miklós Szilágyi
Publikováno v:
Nanomaterials, Vol 10, Iss 9, p 1834 (2020)
Nanofluids obtained from halloysite and de-ionized water (DI) were prepared by using surfactants and changing pH for heat-transfer applications. The halloysite nanotubes (HNTs) nanofluids were studied for several volume fractions (0.5, 1.0, and 1.5 v
Externí odkaz:
https://doaj.org/article/f5b25456c20747eebeca1215c5cac849
Autor:
Teodóra Nagyné-Kovács, Levente Studnicka, István Endre Lukács, Krisztina László, Pawel Pasierb, Imre Miklós Szilágyi, György Pokol
Publikováno v:
Nanomaterials, Vol 10, Iss 5, p 891 (2020)
Effects of different reaction parameters in the hydrothermal synthesis of molybdenum oxides (MoO3) were investigated and monoclinic (β-) MoO3 was prepared hydrothermally for the first time. Various temperatures (90/210 °C, and as a novelty 240 °C)
Externí odkaz:
https://doaj.org/article/6437a99e2b1146088db3498209a062b0
Autor:
Teodóra Nagyné-Kovács, Gubakhanim Shahnazarova, István Endre Lukács, Anna Szabó, Klara Hernadi, Tamás Igricz, Krisztina László, Imre M. Szilágyi, György Pokol
Publikováno v:
Materials, Vol 12, Iss 11, p 1728 (2019)
In this study, Bi2WO6 was prepared by the hydrothermal method. The effects of reaction temperature (150/170/200 °C) and reaction time (6/12/24 h) were investigated. The role of strongly acidic pH (1 >) and the full range between 0.3 and 13.5 were st
Externí odkaz:
https://doaj.org/article/aa33b2dccfbb448e8ca65ef87f2e7c7a
Autor:
Olivér Kürtössy, Péter Makk, Kenji Watanabe, Thomas Kanne, István Endre Lukács, Gergő Fülöp, Takashi Taniguchi, Tosson Elalaily, Martin Berke, Szabolcs Csonka, Zoltán Scherübl, Jesper Nygård
Publikováno v:
Nano Letters
Nano Letters, 2021, 21 (22), pp.9684-9690. ⟨10.1021/acs.nanolett.1c03493⟩
Elalaily, T, Kurtossy, O, Scherubl, Z, Berke, M, Fulop, G, Lukacs, I E, Kanne, T, Nygard, J, Watanabe, K, Taniguchi, T, Makk, P & Csonka, S 2021, ' Gate-Controlled Supercurrent in Epitaxial Al/InAs Nanowires ', Nano Letters, vol. 21, no. 22, pp. 9684-9690 . https://doi.org/10.1021/acs.nanolett.1c03493
Nano Letters, 2021, 21 (22), pp.9684-9690. ⟨10.1021/acs.nanolett.1c03493⟩
Elalaily, T, Kurtossy, O, Scherubl, Z, Berke, M, Fulop, G, Lukacs, I E, Kanne, T, Nygard, J, Watanabe, K, Taniguchi, T, Makk, P & Csonka, S 2021, ' Gate-Controlled Supercurrent in Epitaxial Al/InAs Nanowires ', Nano Letters, vol. 21, no. 22, pp. 9684-9690 . https://doi.org/10.1021/acs.nanolett.1c03493
Gate-controlled supercurrent (GCS) in superconducting nanobridges has recently attracted attention as a means to create superconducting switches. Despite the clear advantages for applications, the microscopic mechanism of this effect is still under d
Autor:
Ida Balczár, Somchai Wongwises, Zalán István Várady, János Molnár, Imre Miklós Szilágyi, István Endre Lukács, Thong Le Ba
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 146:493-507
Over many years, great efforts have been made to develop new fluids for heat transfer applications. In this paper, the thermal conductivity (TC) and viscosity of SiO2–P25 TiO2 (SiO2–P25) hybrid nanofluids were investigated for different nanoparti
Autor:
Krisztina László, Jin Won Seo, Joshua Mensah, Bence Parditka, Csaba Cserháti, Zoltán Kónya, Zoltán Erdélyi, Gyula Halasi, István Endre Lukács, László Péter Bakos, Imre Miklós Szilágyi, Edit Székely, Chen Zhou
Publikováno v:
Journal of Materials Chemistry C. 8:6891-6899
A nitrogen doped carbon aerogel was used as a substrate for the atomic layer deposition of TiO2 and ZnO layers in various thicknesses. The bare and composite products were analyzed using Raman spectroscopy, XRD, N2 adsorption, SEM-EDX, TEM, XPS, and
Autor:
Monika Molnar, István Endre Lukács, Boglárka Mészáros, Teodóra Nagyné-Kovács, Mária Tolner, György Pokol, Imre Miklós Szilágyi
Publikováno v:
Periodica Polytechnica Chemical Engineering. 64:54-60
In this study, we prepared hydroxyapatite (HAP) samples using hydrothermal method. We investigated the effect of reaction conditions such as phosphate excess applying 1.49 and 1.67 (as stoichiometric) Ca/P ratio, pH (9/ 10/ 11/ 12) and time (4/ 8/ 12