Light extraction efficiency enhancement of flip-chip blue light-emitting diodes by anodic aluminum oxide

• Yi-Ru Huang,
• Yao-Ching Chiu,
• Kuan-Chieh Huang,
• Shao-Ying Ting,
• Po-Jui Chiang,
• Chih-Ming Lai,
• Chun-Ping Jen,
• Snow H. Tseng and
• Hsiang-Chen Wang

Beilstein J. Nanotechnol. 2018, 9, 1602–1612, doi:10.3762/bjnano.9.152

• Yi-Ru Huang Yao-Ching Chiu Kuan-Chieh Huang Shao-Ying Ting Po-Jui Chiang Chih-Ming Lai Chun-Ping Jen Snow H. Tseng Hsiang-Chen Wang Graduate Institute of Photonics and Optoelectronics, National Taiwan University, No. 1, Sec. 4, Roosevelt Rd., Taipei 10617, Taiwan Graduate Institute of Opto

An implementation of spin–orbit coupling for band structure calculations with Gaussian basis sets: Two-dimensional topological crystals of Sb and Bi

• Sahar Pakdel,
• Mahdi Pourfath and
• J. J. Palacios

Beilstein J. Nanotechnol. 2018, 9, 1015–1023, doi:10.3762/bjnano.9.94

• potential applications in optoelectronics [34][35][36][37], low thermal conductance with low electrical resistivity for energy generation through thermoelectricity [38], and exotic topological features under strain [39][40][41]. However, it was not until last year that few experimental works brought all

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

• optoelectronics (light valves, polarizers), architectural windows, reduction of solar heat load [2][6], nonlinear optics [7][8][9] and nanotechnological applications [10][11][12][13][14][15][16][17][18][19][20]. The macroscopic electro-optical effect in electrospun cellulose acetate/LC composites is similar to

Thermo- and electro-optical properties of photonic liquid crystal fibers doped with gold nanoparticles

• Agata Siarkowska,
• Miłosz Chychłowski,
• Daniel Budaszewski,
• Bartłomiej Jankiewicz,
• Bartosz Bartosewicz and
• Tomasz R. Woliński

Beilstein J. Nanotechnol. 2017, 8, 2790–2801, doi:10.3762/bjnano.8.278

• Agata Siarkowska Milosz Chychlowski Daniel Budaszewski Bartlomiej Jankiewicz Bartosz Bartosewicz Tomasz R. Wolinski Faculty of Physics, Warsaw University of Technology, Koszykowa 75, 00-662, Warsaw, Poland Institute of Optoelectronics, Military University of Technology, Kaliskiego 2, 00-908

Synthesis and characterization of noble metal–titania core–shell nanostructures with tunable shell thickness

• Bartosz Bartosewicz,
• Marta Michalska-Domańska,
• Malwina Liszewska,
• Dariusz Zasada and
• Bartłomiej J. Jankiewicz

Beilstein J. Nanotechnol. 2017, 8, 2083–2093, doi:10.3762/bjnano.8.208

• Bartosz Bartosewicz Marta Michalska-Domanska Malwina Liszewska Dariusz Zasada Bartlomiej J. Jankiewicz Institute of Optoelectronics, Military University of Technology, Kaliskiego 2 Str. 00-908 Warsaw, Poland Faculty of Advanced Technologies and Chemistry, Military University of Technology

Two-dimensional silicon and carbon monochalcogenides with the structure of phosphorene

• Dario Rocca,
• Ali Abboud,
• Ganapathy Vaitheeswaran and
• Sébastien Lebègue

Beilstein J. Nanotechnol. 2017, 8, 1338–1344, doi:10.3762/bjnano.8.135

• . R. Rao Road, Gachibowli, Hyderabad - 500 046, India 10.3762/bjnano.8.135 Abstract Phosphorene has recently attracted significant interest for applications in electronics and optoelectronics. Inspired by this material an ab initio study was carried out on new two-dimensional binary materials with a

• materials to solar cells [40] and photodetection devices [14]. For several technological applications in optoelectronics the discovery of new two-dimensional materials characterized by a direct bandgap is also important. While strictly speaking, only the CSe monolayer has a direct gap, most of the other

Charge transport in organic nanocrystal diodes based on rolled-up robust nanomembrane contacts

• Vineeth Kumar Bandari,
• Lakshmi Varadharajan,
• Longqian Xu,
• Abdur Rehman Jalil,
• Mirunalini Devarajulu,
• Pablo F. Siles,
• Feng Zhu and
• Oliver G. Schmidt

Beilstein J. Nanotechnol. 2017, 8, 1277–1282, doi:10.3762/bjnano.8.129

• optoelectronics and spintronics [4][5][6]. Organic nanocrystals have drawn much attention in the community because high quality material can be efficiently generated by controlling the nanoscale physical growth and/or chemical synthesis process [7][8][9][10]. The deposition of organic conjugated molecules is

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

• materials having a much wider range of applications in the field of energy conversion and storage, such as catalysts and in optoelectronics. Comprehensive work has been done to prepare graphene-wrapped ZnO NPs for better performance in optoelectronics applications. Single-layer graphene-wrapped ZnO NPs

In-situ monitoring by Raman spectroscopy of the thermal doping of graphene and MoS₂ in O₂-controlled atmosphere

• Aurora Piazza,
• Filippo Giannazzo,
• Gianpiero Buscarino,
• Gabriele Fisichella,
• Antonino La Magna,
• Fabrizio Roccaforte,
• Marco Cannas,
• Franco Mario Gelardi and
• Simonpietro Agnello

Beilstein J. Nanotechnol. 2017, 8, 418–424, doi:10.3762/bjnano.8.44

• ]. Especially the possibility to produce van der Waals heterostructures combining Gr and MoS2, is pushing the study of this subject [1]. Indeed, the non-zero band gap, good chemical sensitivity and photo response of MoS2 pave the way for its application in optoelectronics, sensing and photovoltaic devices [22

Impact of contact resistance on the electrical properties of MoS₂ transistors at practical operating temperatures

• Filippo Giannazzo,
• Gabriele Fisichella,
• Aurora Piazza,
• Salvatore Di Franco,
• Giuseppe Greco,
• Simonpietro Agnello and
• Fabrizio Roccaforte

Beilstein J. Nanotechnol. 2017, 8, 254–263, doi:10.3762/bjnano.8.28

• . These properties make MoS2 an interesting material for the next generation of electronics and optoelectronics devices [2]. As an example, field effect transistors with very interesting performance in terms of the on/off current ratio (106–108) and low subthreshold swing (≈70 meV/decade) have been

Precise in situ etch depth control of multilayered III−V semiconductor samples with reflectance anisotropy spectroscopy (RAS) equipment

• Ann-Kathrin Kleinschmidt,
• Lars Barzen,
• Johannes Strassner,
• Christoph Doering,
• Henning Fouckhardt,
• Wolfgang Bock,
• Michael Wahl and
• Michael Kopnarski

Beilstein J. Nanotechnol. 2016, 7, 1783–1793, doi:10.3762/bjnano.7.171

• Ann-Kathrin Kleinschmidt Lars Barzen Johannes Strassner Christoph Doering Henning Fouckhardt Wolfgang Bock Michael Wahl Michael Kopnarski Research Group Integrated Optoelectronics and Microoptics (IOE), Physics Department, University of Kaiserslautern, PO Box 3049, D-67653 Kaiserslautern, Germany

Surface-enhanced infrared absorption studies towards a new optical biosensor

• Lothar Leidner,
• Julia Stäb,
• Jennifer T. Adam and
• Günter Gauglitz

Beilstein J. Nanotechnol. 2016, 7, 1736–1742, doi:10.3762/bjnano.7.166

• (and gives a positive answer of course): “Do we need to advance into the MIR spectral regime given the maturity of optoelectronics and photonics in the VIS and NIR?” The main reasons to research sensors that operate in the mid-infrared are the inherent molecular selectivity (“fingerprint spectra

Hydrophilic silver nanoparticles with tunable optical properties: application for the detection of heavy metals in water

• Paolo Prosposito,
• Federico Mochi,
• Erica Ciotta,
• Mauro Casalboni,
• Fabio De Matteis,
• Iole Venditti,
• Laura Fontana,
• Giovanna Testa and
• Ilaria Fratoddi

Beilstein J. Nanotechnol. 2016, 7, 1654–1661, doi:10.3762/bjnano.7.157

• ][12], energy [13][14][15], optoelectronics [16][17] and biomedicine [18] to sensors [19][20]. A very promising field of application is chemical sensing, which includes gas detection, safety and environmental monitoring [21][22][23][24][25]. Moreover, the need for developing highly sensitive and

Nanostructured germanium deposited on heated substrates with enhanced photoelectric properties

• Ionel Stavarache,
• Valentin Adrian Maraloiu,
• Petronela Prepelita and
• Gheorghe Iordache

Beilstein J. Nanotechnol. 2016, 7, 1492–1500, doi:10.3762/bjnano.7.142

• 10.3762/bjnano.7.142 Abstract Obtaining high-quality materials, based on nanocrystals, at low temperatures is one of the current challenges for opening new paths in improving and developing functional devices in nanoscale electronics and optoelectronics. Here we report a detailed investigation of the

• devices individually or with other materials, hence the possibility of fabricating various heterojunctions on Si, glass or flexible substrates for future development of Si-based integrated optoelectronics. Keywords: germanium nanoparticle; photocurrent; photodetectors; response time; transport mechanism

• ; Introduction In the recent years, much attention was directed to study quantum confinement in nanostructures. Through the influence of quantum confinement on the electrical and optical properties new paths to improving and develop functional devices in nanoscale electronics and optoelectronics can be opened

Viability and proliferation of endothelial cells upon exposure to GaN nanoparticles

• Tudor Braniste,
• Ion Tiginyanu,
• Tibor Horvath,
• Simion Raevschi,
• Serghei Cebotari,
• Marco Lux,
• Axel Haverich and
• Andres Hilfiker

Beilstein J. Nanotechnol. 2016, 7, 1330–1337, doi:10.3762/bjnano.7.124

• semiconductor material, widely used in optoelectronics, in particular in industrial production of UV solid-state lasers and light-emitting diodes. This material has many remarkable characteristics, including piezoelectric properties, high thermal stability, radiation hardness, and excellent chemical inertness

Microwave solvothermal synthesis and characterization of manganese-doped ZnO nanoparticles

• Jacek Wojnarowicz,
• Roman Mukhovskyi,
• Elzbieta Pietrzykowska,
• Sylwia Kusnieruk,
• Jan Mizeracki and
• Witold Lojkowski

Beilstein J. Nanotechnol. 2016, 7, 721–732, doi:10.3762/bjnano.7.64

• technology in various research fields such as chemistry, physics, biology, medicine, materials and biomedical engineering, optoelectronics and interdisciplinary fields. It is a technology that enables testing, controlling, producing and using structures at least one dimension of which is below 100 nanometres

• [2]. It enables the use of nanomaterials for creating innovative products, devices and complex systems that employ the properties of materials on the nanoscale [3]. Current research of the applications of nanotechnology in optoelectronics focuses on the control of the physical properties of metal

• , Fe, Cr, V) considerably increases the capabilities of applying that material in electronics, spintronics and optoelectronics [14][15][16]. Papers related to the magnetic properties of Mn2+-doped ZnO focus on the impact of homogeneity, phase purity and dopant content on the properties [17][18]. In the

Fabrication and properties of luminescence polymer composites with erbium/ytterbium oxides and gold nanoparticles

• Julia A. Burunkova,
• Ihor Yu. Denisiuk,
• Dmitri I. Zhuk,
• Lajos Daroczi,
• Attila Csik,
• István Csarnovics and
• Sándor Kokenyesi

Beilstein J. Nanotechnol. 2016, 7, 630–636, doi:10.3762/bjnano.7.55

• Nuclear Research, Hungarian Academy of Sciences, Bem sq. 18/c, Debrecen, 4026, Hungary 10.3762/bjnano.7.55 Abstract Rare-earth-doped optical materials are important for light sources in optoelectronics, as well as for efficient optical amplification elements and other elements of photonics. On the basis

• ; polymer nanocomposites; rare-earth oxide nanoparticles; Introduction Rare-earth (RE) ions are widely investigated and applied, e.g., in photonics, as active materials for optical amplification or as biomarkers. Er-doped materials are important for light sources in optoelectronics, especially for the

Controlled graphene oxide assembly on silver nanocube monolayers for SERS detection: dependence on nanocube packing procedure

• Martina Banchelli,
• Bruno Tiribilli,
• Roberto Pini,
• Luigi Dei,
• Paolo Matteini and
• Gabriella Caminati

Beilstein J. Nanotechnol. 2016, 7, 9–21, doi:10.3762/bjnano.7.2

• ], optoelectronics [3], energy-harvesting applications [4], cancer imaging and therapy [5], sensing and biosensing applications [6][7]. In particular, sensors based on arrays of noble metal nanoparticles have become increasingly popular for the ultrasensitive detection of a variety of species ranging from small

Green and energy-efficient methods for the production of metallic nanoparticles

• Mitra Naghdi,
• Mehrdad Taheran,
• Satinder K. Brar,
• M. Verma,
• R. Y. Surampalli and
• J. R. Valero

Beilstein J. Nanotechnol. 2015, 6, 2354–2376, doi:10.3762/bjnano.6.243

• and electronics), biotechnology (detection and control of micro-organism), and medicine (drug development and immunoassays) [4][21][22][23]. For example, NPs made from platinum, palladium, gold, silver, and copper have applications in biological labeling, optoelectronics, photography, photonics

Fabrication of hybrid graphene oxide/polyelectrolyte capsules by means of layer-by-layer assembly on erythrocyte cell templates

• Joseba Irigoyen,
• Nikolaos Politakos,
• Eleftheria Diamanti,
• Elena Rojas,
• Marco Marradi,
• Raquel Ledezma,
• Layza Arizmendi,
• J. Alberto Rodríguez,
• Ronald F. Ziolo and
• Sergio E. Moya

Beilstein J. Nanotechnol. 2015, 6, 2310–2318, doi:10.3762/bjnano.6.237

• and optoelectronics by developing hybrid thin polymer films containing graphene oxide or its reduced form rGO. GO data; a) and b) TEM images of graphene oxide on lacey carbon, inset: SAED showing diffraction spots of hexagonal patterns; c) Raman spectrum with 532 nm excitation d) XRD pattern showing

Electrochemical coating of dental implants with anodic porous titania for enhanced osteointegration

• Amirreza Shayganpour,
• Alberto Rebaudi,
• Pierpaolo Cortella,
• Alberto Diaspro and
• Marco Salerno

Beilstein J. Nanotechnol. 2015, 6, 2183–2192, doi:10.3762/bjnano.6.224

• anodic porous titania (APT). APT is usually of interest for applications in catalysis or optoelectronics [7]. Here we present its use as a coating for nanopatterning the surfaces of dental implants. One advantage of APT for applications in biomedicine is with respect to its analogue obtained on Al

A single-source precursor route to anisotropic halogen-doped zinc oxide particles as a promising candidate for new transparent conducting oxide materials

• Daniela Lehr,
• Markus R. Wagner,
• Johanna Flock,
• Julian S. Reparaz,
• Clivia M. Sotomayor Torres,
• Alexander Klaiber,
• Thomas Dekorsy and
• Sebastian Polarz

Beilstein J. Nanotechnol. 2015, 6, 2161–2172, doi:10.3762/bjnano.6.222

• (Barcelona), Spain Department of Physics, University of Konstanz, 78457 Konstanz, Germany Catalan Institute of Research and Advanced Studies (ICREA), Barcelona 08010, Spain 10.3762/bjnano.6.222 Abstract Numerous applications in optoelectronics require electrically conducting materials with high optical

In situ SU-8 silver nanocomposites

• Søren V. Fischer,
• Basil Uthuppu and
• Mogens H. Jakobsen

Beilstein J. Nanotechnol. 2015, 6, 1661–1665, doi:10.3762/bjnano.6.168

• Soren V. Fischer Basil Uthuppu Mogens H. Jakobsen DTU Nanotech, Technical University of Denmark, Anker Engelundsvej 1, 2800 Kgs. Lyngby, Denmark 10.3762/bjnano.6.168 Abstract Nanocomposite materials containing metal nanoparticles are of considerable interest in photonics and optoelectronics

• optical imaging, optoelectronics and electrochemistry to catalysts [2]. However, it is difficult to use such NPs in conjunction with standard top down micro- and nanofabrication processes as positioning and control of the nanoparticles are impossible to maintain [3]. Homogeneous polymeric thin film metal

Possibilities and limitations of advanced transmission electron microscopy for carbon-based nanomaterials

• Xiaoxing Ke,
• Carla Bittencourt and
• Gustaaf Van Tendeloo

Beilstein J. Nanotechnol. 2015, 6, 1541–1557, doi:10.3762/bjnano.6.158

• ], claimed that the commonly referred π and π+σ peaks are not surface plasmons but single-particle interband excitations. Nevertheless, VEELS on graphene has opened up a venue to both the fundamental study and further applications in optoelectronics, plasmonics and transformative optics using carbon-based

Self-assembly of nanostructures and nanomaterials

• Isabelle Berbezier and
• Maurizio De Crescenzi

Beilstein J. Nanotechnol. 2015, 6, 1397–1398, doi:10.3762/bjnano.6.144

• with potential to shape future scientific research, self-assembly is the most promising path to breakthroughs in nanoelectronics, optoelectronics, spintronics, molecular nanotechnology, biology, materials science, software, robotics, manufacturing, transportation, energy harvesting, infrastructure and