Oriented zinc oxide nanorods: A novel saturable absorber for lasers in the near-infrared

• Pavel Loiko,
• Tanujjal Bora,
• Josep Maria Serres,
• Haohai Yu,
• Magdalena Aguiló,
• Francesc Díaz,
• Uwe Griebner,
• Valentin Petrov,
• Xavier Mateos and
• Joydeep Dutta

Beilstein J. Nanotechnol. 2018, 9, 2730–2740, doi:10.3762/bjnano.9.255

• compact laser designs (e.g., microchip or waveguide lasers) [22]. ZnO NRs have not been explored as saturable absorbers, yet. Singh et al. studied Mn2+-doped ZnO NRs grown from an aqueous solution on indium tin oxide (ITO) substrates which exhibited saturable absorption (optical bleaching) at 0.532 µm

Directional light beams by design from electrically driven elliptical slit antennas

• Shuiyan Cao,
• Eric Le Moal,
• Quanbo Jiang,
• Aurélien Drezet,
• Serge Huant,
• Jean-Paul Hugonin,
• Gérald Dujardin and
• Elizabeth Boer-Duchemin

Beilstein J. Nanotechnol. 2018, 9, 2361–2371, doi:10.3762/bjnano.9.221

• , conducting indium tin oxide (ITO) layer (purchased from SOLEMS, Palaiseau, France). ITO is used to electrically connect the inner gold area delineated by the elliptical slit to the rest of the gold film as is required for applying the tip–sample bias voltage for the STM measurements. The elliptical slits are

Performance analysis of rigorous coupled-wave analysis and its integration in a coupled modeling approach for optical simulation of complete heterojunction silicon solar cells

• Ziga Lokar,
• Benjamin Lipovsek,
• Marko Topic and
• Janez Krc

Beilstein J. Nanotechnol. 2018, 9, 2315–2329, doi:10.3762/bjnano.9.216

• (EVA) encapsulation (Figure 3). The front of the basic solar cell structure consists of transparent conductive oxide (e.g., indium tin oxide (ITO)), a thin p-doped and intrinsic amorphous silicon (a-Si:H) layer for electrical passivation, a slightly n-doped crystalline Si (c-Si) wafer (absorber), and

Photoluminescence of CdSe/ZnS quantum dots in nematic liquid crystals in electric fields

• Margarita A. Kurochkina,
• Elena A. Konshina and
• Daria Khmelevskaia

Beilstein J. Nanotechnol. 2018, 9, 1544–1549, doi:10.3762/bjnano.9.145

• of two quartz substrates with a fixed gap of about 33 μm. Both substrates were coated by cathode sputtering with transparent conductive electrodes based on indium tin oxide. Orienting layers of rubbed polyimide and chromolane were used to obtain a planar or vertical orientation of the LC molecules

Formation and development of nanometer-sized cybotactic clusters in bent-core nematic liquid crystalline compounds

• Yuri P. Panarin,
• Sithara P. Sreenilayam,
• Jagdish K. Vij,
• Anne Lehmann and
• Carsten Tschierske

Beilstein J. Nanotechnol. 2018, 9, 1288–1296, doi:10.3762/bjnano.9.121

• GmbH, Germany). The sample cells for dielectric measurements are constructed from glass substrates coated with indium tin oxide (ITO) with low sheet resistance (20 Ω/ ). This shifts the parasitic dielectric peak to a higher frequency due to the capacitance of the cell in series with the finite

A novel copper precursor for electron beam induced deposition

• Caspar Haverkamp,
• George Sarau,
• Mikhail N. Polyakov,
• Ivo Utke,
• Marcos V. Puydinger dos Santos,
• Silke Christiansen and
• Katja Höflich

Beilstein J. Nanotechnol. 2018, 9, 1220–1227, doi:10.3762/bjnano.9.113

• pieces with a native oxide layer and glass cover slips with an optically characterized layer of 50 nm indium tin oxide (ITO) were used. EDX measurements were carried out in a Tescan LYRA 3 dual beam microscope equipped with an EDX Quantax system of Bruker. Spectra were taking in spot mode at an

Electrodeposition of reduced graphene oxide with chitosan based on the coordination deposition method

• Mingyang Liu,
• Yanjun Chen,
• Chaoran Qin,
• Zheng Zhang,
• Shuai Ma,
• Xiuru Cai,
• Xueqian Li and
• Yifeng Wang

Beilstein J. Nanotechnol. 2018, 9, 1200–1210, doi:10.3762/bjnano.9.111

• indium tin oxide (ITO) electrode through the codeposition of rGO and chitosan [21]. The main limitation of this method is that graphene disperses poorly and has poor colloidal stability in most common solvents [22][23]. In our previous experiments, it was found that the unmodified rGO was very difficult

Design of polar self-assembling lactic acid derivatives possessing submicrometre helical pitch

• Alexej Bubnov,
• Cyril Vacek,
• Michał Czerwiński,
• Terezia Vojtylová,
• Wiktor Piecek and
• Věra Hamplová

Beilstein J. Nanotechnol. 2018, 9, 333–341, doi:10.3762/bjnano.9.33

• filled into glass cells (Military University of Technology, cell gap of 12 μm, homogeneous alignment) with indium tin oxide transparent electrodes and polyimide layers rubbed unidirectional, which ensured a planar geometry supporting an induction of bookshelf-like smectic structures. The alignment was

Electrical properties of a liquid crystal dispersed in an electrospun cellulose acetate network

• Doina Manaila Maximean,
• Octavian Danila,
• Pedro L. Almeida and
• Constantin Paul Ganea

Beilstein J. Nanotechnol. 2018, 9, 155–163, doi:10.3762/bjnano.9.18

• in a similar fashion as PDLCs (polymer-dispersed liquid crystals), produced from cellulose acetate (CA) electrospun fibers deposited onto indium tin oxide coated glass and a nematic liquid crystal (E7), were studied. CA and the CA/liquid crystal composite were characterized by multiple investigation

• deposited on indium tin oxide (ITO)-coated glass, and two such fiber-coated glass plates form a sandwich type cell, where the nematic liquid crystal (NLC) is filled in by capillarity [21][22][28]. A schematic representation of the electrospun cellulose network with the dispersed liquid crystal as well as

Study of the vertically aligned in-plane switching liquid crystal mode in microscale periodic electric fields

• Artur R. Geivandov,
• Mikhail I. Barnik,
• Irina V. Kasyanova and
• Serguei P. Palto

Beilstein J. Nanotechnol. 2018, 9, 11–19, doi:10.3762/bjnano.9.2

• = 3, 6 and 10 μm, respectively. The electrodes were made either of transparent indium tin oxide (ITO) or opaque chromium coating prepared by vacuum sputtering. The LC cells were filled with Merck E7 and ZLI 1957/5 LC mixtures with positive dielectric anisotropy. E7 is almost twice as viscous as ZLI

• transparent indium tin oxide (ITO) or opaque chromium coating prepared by vacuum sputtering. Using the electrodes substrate and another glass substrate without electrode we assembled a number of LC cells with varying thickness d from 2 to 4 μm. The LC alignment was made using a chromolane alignment layer spin

Electro-optical characteristics of a liquid crystal cell with graphene electrodes

• Nune H. Hakobyan,
• Hakob L. Margaryan,
• Valeri K. Abrahamyan,
• Vladimir M. Aroutiounian,
• Arpi S. Dilanchian Gharghani,
• Amalya B. Kostanyan,
• Timothy D. Wilkinson and
• Nelson Tabirian

Beilstein J. Nanotechnol. 2017, 8, 2802–2806, doi:10.3762/bjnano.8.279

• Centre of Molecular Materials for Photonics and Electronics, Department of Engineering, University of Cambridge, 9 J. J. Thomson Avenue, Cambridge, CB3 0FA, UK BEAM Co., 1300 Lee Road, Orlando, FL, 32810, USA 10.3762/bjnano.8.279 Abstract In liquid crystal devices (LCDs) the indium tin oxide (ITO) films

• conductive layer, which is often a thin film of metal (e.g., Au, Ag) or indium tin oxide (ITO). However, the use of these coatings often complicates the technology because of the need for antireflection coatings, or they disturb the optical homogeneity and chemical stability [1][2][3]. Hence a number of

• cell with graphene electrodes (b), and with ITO electrodes (c). The transmission spectra of graphene and indium tin oxide sections of the hybrid liquid crystal cell. Schematic of the liquid crystal characterization experiment. Light intensity vs peak-to-peak (pp) voltage applied, passing through the

Impact of titanium dioxide nanoparticles on purification and contamination of nematic liquid crystals

• Dmitrii Pavlovich Shcherbinin and
• Elena A. Konshina

Beilstein J. Nanotechnol. 2017, 8, 2766–2770, doi:10.3762/bjnano.8.275

• substrates covered by indium-tin oxide (ITO) electrodes and rubbed polyimide layers were used for measurements. The thickness of the LC cells was set by spacers and controlled by measurements of empty cell capacitance. The thickness of the cells was 15 ± 1 μm. We used commercial nematic LC (ZhK1282, NIOPIK

High-stress study of bioinspired multifunctional PEDOT:PSS/nanoclay nanocomposites using AFM, SEM and numerical simulation

• Alfredo J. Diaz,
• Hanaul Noh,
• Tobias Meier and
• Santiago D. Solares

Beilstein J. Nanotechnol. 2017, 8, 2069–2082, doi:10.3762/bjnano.8.207

• . The core/shell nanoplatelet dispersions were mixed with DI-H2O in 1:2, 1:4, 1:8 and 1:16 dilutions and casted. This reduces the amount of core/shell nanoplatelets per casting and results in thinner films. Three different substrates were used: silicon wafers (thickness measurements), indium tin oxide

Growth and characterization of textured well-faceted ZnO on planar Si(100), planar Si(111), and textured Si(100) substrates for solar cell applications

• Chin-Yi Tsai,
• Jyong-Di Lai,
• Shih-Wei Feng,
• Chien-Jung Huang,
• Chien-Hsun Chen,
• Fann-Wei Yang,
• Hsiang-Chen Wang and
• Li-Wei Tu

Beilstein J. Nanotechnol. 2017, 8, 1939–1945, doi:10.3762/bjnano.8.194

• presented in this work have the potential to be a cost-effective alternative material for the substitution of the indium tin oxide (ITO) thin layer in heterojunction with intrinsic thin layer (HIT) solar cells [18]. Nevertheless, the optimization of the LPCVD growth conditions and parameters to increase the

Application of visible-light photosensitization to form alkyl-radical-derived thin films on gold

• Rashanique D. Quarels,
• Xianglin Zhai,
• Neepa Kuruppu,
• Jenny K. Hedlund,
• Ashley A. Ellsworth,
• Amy V. Walker,
• Jayne C. Garno and
• Justin R. Ragains

Beilstein J. Nanotechnol. 2017, 8, 1863–1877, doi:10.3762/bjnano.8.187

• ][24][25][26][27][28]. Carbon-centered radicals have proven to be versatile grafting species that can covalently bond to a number of surfaces including precious, coinage and industrial metals [1][2][3][4][5][6], hydrogen-terminated silicon [7][8], and indium tin oxide [9][10]. The resulting aryl- and

Synthesis of graphene–transition metal oxide hybrid nanoparticles and their application in various fields

• Arpita Jana,
• Elke Scheer and
• Sebastian Polarz

Beilstein J. Nanotechnol. 2017, 8, 688–714, doi:10.3762/bjnano.8.74

• by Kumar et al. for supercapacitor applications [206]. This hybrid can also be used as an electrochemical pseudocapacitor material for potential energy storage applications [207][208]. Copper oxide (Cu2O, CuO, CuO2, Cu2O3)–graphene hybrids Cu nanowire (NW) films and indium tin oxide (ITO) films have

Role of oxygen in wetting of copper nanoparticles on silicon surfaces at elevated temperature

• Tapas Ghosh and
• Biswarup Satpati

Beilstein J. Nanotechnol. 2017, 8, 425–433, doi:10.3762/bjnano.8.45

• easily formed by thermal annealing on indium tin oxide (ITO) or glass [3]; but copper oxidation on a silicon surface may lead to copper silicidation [28]. Papadimitropoulos et al. have observed the formation of copper silicide at low annealing temperatures, and when the temperature is high, pure copper

Morphology of SiO₂ films as a key factor in alignment of liquid crystals with negative dielectric anisotropy

• Volodymyr Tkachenko,
• Antigone Marino,
• Eva Otón,
• Noureddine Bennis and
• Josè Manuel Otón

Beilstein J. Nanotechnol. 2016, 7, 1743–1748, doi:10.3762/bjnano.7.167

• measured parameters as a function of the deposition angle. Some of the results are compared with the experimental data and simulations from literature. Experimental SiO2 films and LC cells SiO2 thin films were deposited by electron-beam evaporation on indium tin oxide (ITO) coated glass substrates

Sb₂S₃ grown by ultrasonic spray pyrolysis and its application in a hybrid solar cell

• Erki Kärber,
• Atanas Katerski,
• Ilona Oja Acik,
• Arvo Mere,
• Valdek Mikli and
• Malle Krunks

Beilstein J. Nanotechnol. 2016, 7, 1662–1673, doi:10.3762/bjnano.7.158

• to grow the Sb2S3 layer onto a structured substrate such as a ZnO nanorod layer. Experimental Technology of layers and solar cells We used a commercial 300 nm indium tin oxide (ITO) coated 1.1 mm glass with a sheet resistance of 10 Ω·sq.−1 from Zentrum für Sonnenenergie- und Wasserstoff-Forschung

Electric field induced structural colour tuning of a silver/titanium dioxide nanoparticle one-dimensional photonic crystal

• Eduardo Aluicio-Sarduy,
• Simone Callegari,
• Diana Gisell Figueroa del Valle,
• Andrea Desii,
• Ilka Kriegel and
• Francesco Scotognella

Beilstein J. Nanotechnol. 2016, 7, 1404–1410, doi:10.3762/bjnano.7.131

• nanoparticles and titanium dioxide nanoparticles deposited on top of an indium tin oxide (ITO) substrate. A scheme of the photonic crystal is shown in Figure 1. The silver nanoparticles have a diameter of about 50 nm, while the TiO2 nanoparticles are smaller than 15 nm. The surface topography and phase atomic

• , resulting in a stable, milky solution. Before layer deposition, we concentrated the nanoparticle dispersion in order to make thicker layers. Photonic crystal fabrication The photonic crystal was fabricated on an indium tin oxide (ITO) substrate using a spin coater (Laurell, WS-400- 6NPP-Lite). The rotation

Voltammetric determination of polyphenolic content in pomegranate juice using a poly(gallic acid)/multiwalled carbon nanotube modified electrode

• Refat Abdel-Hamid and
• Emad F. Newair

Beilstein J. Nanotechnol. 2016, 7, 1104–1112, doi:10.3762/bjnano.7.103

• rectangular indium tin oxide (ITO) coated glass slide (resistivity of 8–12 Ω/□) was examined using SEM (Figure 1). The film is deposited on the ITO with the same experimental conditions as for the GCE. As shown, the nanocomposite has a short, tubular topology with a smooth surface. The nanocomposites are

High-resolution noncontact AFM and Kelvin probe force microscopy investigations of self-assembled photovoltaic donor–acceptor dyads

• Benjamin Grévin,
• Pierre-Olivier Schwartz,
• Laure Biniek,
• Martin Brinkmann,
• Nicolas Leclerc,
• Elena Zaborova and
• Stéphane Méry

Beilstein J. Nanotechnol. 2016, 7, 799–808, doi:10.3762/bjnano.7.71

• dyads are used as model nanostructured heterojunctions for local investigations by noncontact atomic force microscopy (nc-AFM) and Kelvin probe force microscopy (KPFM). With the aim to probe the photo-induced charge carrier generation, thin films deposited on transparent indium tin oxide substrates are

• ., glass, SiO2, indium tin oxide, oriented poly(tetrafluoroethylene)). The D–A co-oligomers self-assemble in a zipper-like structure such that the donor groups and the PDI units form distinct D and A lamellae. In thin films, both standing and flat-on lamellae were evidenced as illustrated in the schematic

• the processing conditions. Flat-on lamellae were obtained on oriented substrates of poly(tetrafluoroethylene) (PTFE) [21], while the films deposited on glass, SiO2 or indium tin oxide are mainly composed of standing lamellae. In these standing lamellae, two molecular orientations of the D–A oligomers

Bacteriorhodopsin–ZnO hybrid as a potential sensing element for low-temperature detection of ethanol vapour

• Saurav Kumar,
• Sudeshna Bagchi,
• Senthil Prasad,
• Anupma Sharma,
• Ritesh Kumar,
• Rishemjit Kaur,
• Jagvir Singh and
• Amol P. Bhondekar

Beilstein J. Nanotechnol. 2016, 7, 501–510, doi:10.3762/bjnano.7.44

• bR. Results In this work, ZnO thin films (ZnO-TF) and ZnO nanorods (ZnO-NRs) were grown via the hydrothermal method on indium tin oxide (ITO) substrates (25 × 25 mm) and both structures were used for the preparation of a sensitive film for gas testing. The precursor solution (zinc acetate dihydrate

Synthesis and applications of carbon nanomaterials for energy generation and storage

• Marco Notarianni,
• Jinzhang Liu,
• Kristy Vernon and
• Nunzio Motta

Beilstein J. Nanotechnol. 2016, 7, 149–196, doi:10.3762/bjnano.7.17

Linear and nonlinear optical properties of hybrid metallic–dielectric plasmonic nanoantennas

• Mario Hentschel,
• Bernd Metzger,
• Bastian Knabe,
• Karsten Buse and
• Harald Giessen

Beilstein J. Nanotechnol. 2016, 7, 111–120, doi:10.3762/bjnano.7.13

• , Utikal et al. [61] buried gold gratings within dielectric waveguides consisting of alumina, indium tin oxide, or tungsten trioxide, respectively, and studied the third harmonic spectra. They found that the overall signal is generated not only by the gold itself, but by the dielectric waveguide as well

• , depending on its microscopic nonlinearity. Results and Discussion One obvious idea drawn from these earlier experiments is thus to use standard nonlinear materials such as lithium niobate crystals (LiNbO3) or indium tin oxide (ITO) and selectively position them inside the gaps of nanoantennas, as shown in