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International Conference on Superlattices, Nanostructures, and Nanodevices (ICSNN 2012)

Prof Manfred Helm, Prof Oliver G. Schmidt, Dr Rinaldo Trotta

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  1. Content type: Nano Express

    The possibility of a new technique for fabricating nanoparticles from thin films using selective oxidation in an atmosphere mixture of water vapor and hydrogen was investigated. Fe-5wt.%Al films were RF-sputte...

    Authors: Pyungwoo Jang, Seungchan Shin, Chip-Sup Jung, Kwang-Ho Kim and Kyu Seomoon

    Citation: Nanoscale Research Letters 2013 8:152

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  2. Content type: Nano Express

    We report on and emphasize the versatility of conductive atomic force microscopy in characterizing vertically aligned carbon nanotubes (CNTs) aimed to be used in via interconnect technology. The study is condu...

    Authors: Marius Toader, Holger Fiedler, Sascha Hermann, Stefan E Schulz, Thomas Gessner and Michael Hietschold

    Citation: Nanoscale Research Letters 2013 8:24

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  3. Content type: Nano Express

    A small forbidden gap matched to low-energy photons (meV) and a quasi-Dirac electron system are both definitive characteristics of bilayer graphene (GR) that has gained it considerable interest in realizing a ...

    Authors: Akram M Mahjoub, Alec Nicol, Takuto Abe, Takahiro Ouchi, Yuhei Iso, Michio Kida, Noboyuki Aoki, Katsuhiko Miyamoto, Takashige Omatsu, Jonathan P Bird, David K Ferry, Koji Ishibashi and Yuichi Ochiai

    Citation: Nanoscale Research Letters 2013 8:22

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  4. Content type: Nano Express

    In this work, we present a theoretical study of the transport properties of two finite and parallel armchair graphene nanoribbons connected to two semi-infinite leads of the same material. Using a single Π-band t...

    Authors: Luis Rosales and Jhon W González

    Citation: Nanoscale Research Letters 2013 8:1

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  5. Content type: Nano Express

    During the recent years, a significant amount of research has been performed on single-walled carbon nanotubes (SWCNTs) as a channel material in thin-film transistors (Pham et al. IEEE Trans Nanotechnol 11:44–50,...

    Authors: Raul D Rodriguez, Marius Toader, Sascha Hermann, Evgeniya Sheremet, Susanne Müller, Ovidiu D Gordan, Haibo Yu, Stefan E Schulz, Michael Hietschold and Dietrich RT Zahn

    Citation: Nanoscale Research Letters 2012 7:682

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  6. Content type: Nano Express

    The excitation energy-dependent nature of Raman scattering spectrum, vibration, electronic or both, has been studied using different excitation sources on as-grown and annealed n- and p-type modulation-doped Ga1 ...

    Authors: Ayse Erol, Elif Akalin, Fahrettin Sarcan, Omer Donmez, Sevim Akyuz, Cetin M Arikan, Janne Puustinen and Mircea Guina

    Citation: Nanoscale Research Letters 2012 7:656

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  7. Content type: Nano Express

    Terahertz (THz) time-domain spectroscopy is carried out for micro/nanostructured periodic Au/dielectric sphere arrays on Si substrate. We find that the metal-insulator transition can be achieved in THz bandwid...

    Authors: Guotao Duan, Fuhai Su, Wen Xu, Cunlin Zhang and Weiping Cai

    Citation: Nanoscale Research Letters 2012 7:657

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  8. Content type: Nano Express

    A detailed study of high-field transient and direct-current (DC) transport in GaN-based Gunn diode oscillators is carried out using the commercial simulator Sentaurus Device. Applicability of drift-diffusion (...

    Authors: Ernesto Momox, Nick Zakhleniuk and Naci Balkan

    Citation: Nanoscale Research Letters 2012 7:647

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  9. Content type: Nano Express

    We report an enhancement in the efficiency of organic solar cells via the incorporation of gold (Au) or silver (Ag) nanoparticles (NPs) in the hole-transporting buffer layer of poly(3,4-ethylenedioxythiophene)...

    Authors: Sungho Woo, Jae Hoon Jeong, Hong Kun Lyu, Yoon Soo Han and Youngkyoo Kim

    Citation: Nanoscale Research Letters 2012 7:641

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    The Erratum to this article has been published in Nanoscale Research Letters 2014 9:506

  10. Content type: Nano Express

    We have performed transport measurements on a gallium phosphide antimonide (GaPSb) film grown on GaAs. At low temperatures (T), transport is governed by three-dimensional Mott variable range hopping (VRH) due to ...

    Authors: Shun-Tsung Lo, Hung En Lin, Shu-Wei Wang, Huang-De Lin, Yu-Chung Chin, Hao-Hsiung Lin, Jheng-Cyuan Lin and Chi-Te Liang

    Citation: Nanoscale Research Letters 2012 7:640

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  11. Content type: Nano Express

    (In,Ga)As/GaP(001) quantum dots (QDs) are grown by molecular beam epitaxy and studied both theoretically and experimentally. The electronic band structure is simulated using a combination of k·p and tight-binding...

    Authors: Cedric Robert, Tra Nguyen Thanh, Charles Cornet, Pascal Turban, Mathieu Perrin, Andrea Balocchi, Herve Folliot, Nicolas Bertru, Laurent Pedesseau, Mikhail O Nestoklon, Jacky Even, Jean-Marc Jancu, Sylvain Tricot, Olivier Durand, Xavier Marie and Alain Le Corre

    Citation: Nanoscale Research Letters 2012 7:643

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  12. Content type: Nano Express

    Silicon nanocrystals (Si-NCs) were grown in situ in carbide-based film using a plasma-enhanced chemical vapor deposition method. High-resolution transmission electron microscopy indicates that these nanocrystalli...

    Authors: Tae-Youb Kim, Chul Huh, Nae-Man Park, Cheol-Jong Choi and Maki Suemitsu

    Citation: Nanoscale Research Letters 2012 7:634

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  13. Content type: Nano Express

    We demonstrate for the first time the operation of GaInNAs and GaAs n-i-p-i doping solar cells with ion-implanted selective contacts. Multiple layers of alternate doping are grown by molecular beam epitaxy to ...

    Authors: Simone Mazzucato, Benjamin Royall, Richard Ketlhwaafetse, Naci Balkan, Joel Salmi, Janne Puustinen, Mircea Guina, Andy Smith and Russell Gwilliam

    Citation: Nanoscale Research Letters 2012 7:631

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  14. Content type: Nano Express

    The authors study plasmonic enhancements of photoluminescence (PL) in Si nanodisk (ND) arrays hybridized with nanostructures such as nanoplates of Au, where these hybrid nanostructures are fabricated by fully ...

    Authors: Koudo Nakaji, Hao Li, Takayuki Kiba, Makoto Igarashi, Seiji Samukawa and Akihiro Murayama

    Citation: Nanoscale Research Letters 2012 7:629

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  15. Content type: Nano Express

    The tendency to have better control of the flow of electrons in a channel of field-effect transistors (FETs) did lead to the design of two gates in junction field-effect transistors, field plates in a variety ...

    Authors: Samson Mil’shtein, Lalitha Devarakonda, Brian Zanchi and John Palma

    Citation: Nanoscale Research Letters 2012 7:625

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  16. Content type: Nano Express

    In this study, photomodulated reflectance (PR) technique was employed on two different quantum well infrared photodetector (QWIP) structures, which consist of n-doped GaAs quantum wells (QWs) between undoped Al ...

    Authors: Omer Donmez, Ferhat Nutku, Ayse Erol, Cetin M Arikan and Yuksel Ergun

    Citation: Nanoscale Research Letters 2012 7:622

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  17. Content type: Nano Express

    We have studied the effects of shutter transients (STs) in molecular beam epitaxy (MBE). Two series of samples were grown by MBE and evaluated by X-ray diffraction (XRD) and X-ray reflectivity (XRR) measuremen...

    Authors: Shin-ichiro Gozu, Teruo Mozume, Haruhiko Kuwatsuka and Hiroshi Ishikawa

    Citation: Nanoscale Research Letters 2012 7:620

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  18. Content type: Nano Express

    We report photoreflectance (PR) and photoluminescence (PL) investigations of the electronic and polarization properties of different aspect ratio (height/diameter) InGaAs quantum rods (QRs) embedded in InGaAs ...

    Authors: Ramūnas Nedzinskas, Bronislovas Čechavičius, Julius Kavaliauskas, Vytautas Karpus, Gintaras Valušis, Lianhe Li, Suraj P Khanna and Edmund H Linfield

    Citation: Nanoscale Research Letters 2012 7:609

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  19. Content type: Nano Review

    Within the envelope function approach and the effective-mass approximation, we have investigated theoretically the effect of an intense, high-frequency laser field on the bound states in a Ga x ...

    Authors: Fatih Ungan, Unal Yesilgul, Serpil Şakiroğlu, Esin Kasapoglu, Ayse Erol, Mehmet Cetin Arikan, Huseyin Sarı and Ismail Sökmen

    Citation: Nanoscale Research Letters 2012 7:606

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  20. Content type: Nano Express

    The existence of moving indirect excitons in monolayer graphene is theoretically evidenced in the envelope-function approximation. The excitons are formed from electrons and holes near the opposite conic point...

    Authors: Mahmood Mahmoodian and Matvey Entin

    Citation: Nanoscale Research Letters 2012 7:599

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  21. Content type: Nano Express

    Large arrays of multifunctional rolled-up semiconductors can be mass-produced with precisely controlled size and composition, making them of great technological interest for micro- and nano-scale device fabric...

    Authors: Raul D Rodriguez, Evgeniya Sheremet, Dominic J Thurmer, Daniel Lehmann, Ovidiu D Gordan, Falko Seidel, Alexander Milekhin, Oliver G Schmidt, Michael Hietschold and Dietrich RT Zahn

    Citation: Nanoscale Research Letters 2012 7:594

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  22. Content type: Nano Express

    We performed transmission electron microscope (TEM) observation of organic–inorganic hybrid thin films fabricated by the sol–gel reaction and used as the active layers of organic light-emitting diodes. The cro...

    Authors: Yusuke Jitsui and Naoki Ohtani

    Citation: Nanoscale Research Letters 2012 7:591

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  23. Content type: Nano Express

    We have studied the polarized resolved photoluminescence of n-type GaAs/AlAs/GaAlAs resonant tunneling diodes under magnetic field parallel to the tunnel current. Under resonant tunneling conditions, we have o...

    Authors: Vanessa Orsi Gordo, Leonilson KS Herval, Helder VA Galeti, Yara Galvão Gobato, Maria JSP Brasil, Gilmar E Marques, Mohamed Henini and Robert J Airey

    Citation: Nanoscale Research Letters 2012 7:592

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  24. Content type: Nano Express

    The picosecond carrier dynamics in a closely packed Si-nanodisk (Si-ND) array with ultrathin potential barrier fabricated by neutral beam etching using bio-nano-templates was investigated by time-resolved phot...

    Authors: Takayuki Kiba, Yoshiya Mizushima, Makoto Igarashi, Seiji Samukawa and Akihiro Murayama

    Citation: Nanoscale Research Letters 2012 7:587

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  25. Content type: Nano Review

    Using a variational approach, we have investigated the effects of the magnetic field, the impurity position, and the nitrogen and indium concentrations on impurity binding energy in a Ga1−xIn x ...

    Authors: Unal Yesilgul, Fatih Ungan, Serpil Şakiroğlu, Carlos Duque, Miguel Mora-Ramos, Esin Kasapoglu, Huseyin Sari and Ismail Sökmen

    Citation: Nanoscale Research Letters 2012 7:586

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  26. Content type: Nano Express

    Nanotwin structures are observed in high-resolution transmission electron microscopy studies of cubic phase CdS quantum dots in powder form by chemical co-precipitation method. The deposition of thin films of ...

    Authors: Pragati Kumar, Nupur Saxena, Ramesh Chandra, Vinay Gupta, Avinash Agarwal and Dinakar Kanjilal

    Citation: Nanoscale Research Letters 2012 7:584

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  27. Content type: Nano Express

    We present a theoretical study of the electronic subband structure and collective electronic excitation associated with plasmon and surface plasmon modes in metal-based hollow nanosphere. The dependence of the...

    Authors: Yiming Xiao, Wen Xu, Yaya Zhang and Jiaguang Hu

    Citation: Nanoscale Research Letters 2012 7:578

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  28. Content type: Nano Express

    We report on the Mg-doped, indium-rich Ga x In1−xN (x < 30). In the undoped material, the intrinsic electron density is very high and as a result there is no detectable photocond...

    Authors: Naci Balkan, Engin Tiras, Ayse Erol, Mustafa Gunes, Sukru Ardali, MCetin Arikan, Dalphine Lagarde, Helene Carrère, Xavier Marie and Cebrail Gumus

    Citation: Nanoscale Research Letters 2012 7:574

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  29. Content type: Nano Express

    In this study, Ni and Cu nanowire arrays and Ni/Cu superlattice nanowire arrays are fabricated using standard techniques such as electrochemical deposition of metals into porous anodic alumina oxide templates ...

    Authors: Yaya Zhang, Wen Xu, Shaohui Xu, Guangtao Fei, Yiming Xiao and Jiaguang Hu

    Citation: Nanoscale Research Letters 2012 7:569

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  30. Content type: Nano Express

    We report on efficient terahertz (THz) emission from high-electric-field-biased SiC structures with a natural superlattice at liquid helium temperatures. The emission spectrum demonstrates a single line, the m...

    Authors: Vladimir Sankin, Alexandr Andrianov, Alexey Petrov, Alexey Zakhar‘in, Ala Lepneva and Pavel Shkrebiy

    Citation: Nanoscale Research Letters 2012 7:560

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  31. Content type: Nano Express

    Critical thicknesses of two-dimensional to three-dimensional growth in Ge x Si1−x layers were measured as a function of composition for different growth temperatures. In addition...

    Authors: Aleksandr I Nikiforov, Vyacheslav A Timofeev, Serge A Teys, Anton K Gutakovsky and Oleg P Pchelyakov

    Citation: Nanoscale Research Letters 2012 7:561

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  32. Content type: Nano Express

    Synthesis and characterization of nano-crystalline silicon grown by atom beam sputtering technique are reported. Rapid thermal annealing of the deposited films is carried out in Ar + 5% H2 atmosphere for 5 min at...

    Authors: Nupur Saxena, Pragati Kumar, Debulal Kabiraj and Dinakar Kanjilal

    Citation: Nanoscale Research Letters 2012 7:547

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  33. Content type: Nano Express

    Passive mode-locking is achieved in two sectional lasers with an active layer based on superlattice formed by ten layers of quantum dots. Tunnel coupling of ten layers changes the structural polarization prope...

    Authors: Mikhail Sobolev, Mikhail Buyalo, Idris Gadzhiev, Ilya Bakshaev, Yurii Zadiranov and Efim Portnoi

    Citation: Nanoscale Research Letters 2012 7:545

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  34. Content type: Nano Express

    We perform accurate tight binding simulations to design type-II short-period CdSe/ZnTe superlattices suited for photovoltaic applications. Absorption calculations demonstrate a very good agreement with optical...

    Authors: Soline Boyer-Richard, Cédric Robert, Lionel Gérard, Jan-Peter Richters, Régis André, Joël Bleuse, Henri Mariette, Jacky Even and Jean-Marc Jancu

    Citation: Nanoscale Research Letters 2012 7:543

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  35. Content type: Nano Express

    The linear and nonlinear intraband optical absorption coefficients in GaAs three-dimensional single quantum rings are investigated. Taking into account the combined effects of hydrostatic pressure and electric fi...

    Authors: Manuk G Barseghyan, Ricardo L Restrepo, Miguel E Mora-Ramos, Albert A Kirakosyan and Carlos A Duque

    Citation: Nanoscale Research Letters 2012 7:538

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  36. Content type: Nano Express

    Transition-metal (TM)-doped diluted magnetic oxides (DMOs) have attracted attention from both experimental and theoretical points of view due to their potential use in spintronics towards new nanostructured de...

    Authors: Pablo D Borges, Luisa M R Scolfaro, Horacio W Leite Alves, Eronides F da Silva Jr and Lucy V C Assali

    Citation: Nanoscale Research Letters 2012 7:540

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  37. Content type: Nano Express

    The low temperature photoluminescence under bias (PLb) and the photoconductivity (PC) of a p-i-n GaInNAs/GaAs multiple quantum well sample have been investigated. Under optical excitation with photons of energ...

    Authors: Hagir M Khalil, Ben Royall, Simone Mazzucato and Naci Balkan

    Citation: Nanoscale Research Letters 2012 7:539

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  38. Content type: Nano Express

    Inelastic light scattering by electrons of a two-dimensional system taking into account the Rashba spin-orbit interaction (SOI) in the conduction band is theoretically investigated. The case of resonance scatt...

    Authors: Alexander V Chaplik, Lev I Magarill and Ritta Z Vitlina

    Citation: Nanoscale Research Letters 2012 7:537

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  39. Content type: Nano Express

    We analyze the energy spectrum of a positively charged exciton confined in a semiconductor heterostructure formed by two vertically coupled, axially symmetrical type II quantum dots located close to each other...

    Authors: Sindi Horta-Piñeres, Gene Elizabeth Escorcia-Salas, Ilia D Mikhailov and José Sierra-Ortega

    Citation: Nanoscale Research Letters 2012 7:532

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