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Porous Semiconductors - Science and Technology PSST2014

Prof Leigh Canham, Prof Andres Cantarero, Prof Thierry Djenizian, Nobuyoshi Koshida, Michael J. Sailor

  1. Nano Idea

    Macropore formation in p-type silicon: toward the modeling of morphology

    The formation of macropores in silicon during electrochemical etching processes has attracted much interest. Experimental evidences indicate that charge transport in silicon and in the electrolyte should reali...

    Amel Slimani, Aicha Iratni, Hervé Henry, Mathis Plapp, Jean-Noël Chazalviel, François Ozanam and Noureddine Gabouze

    Nanoscale Research Letters 2014 9:585

    Published on: 21 October 2014

  2. Nano Idea

    Formation of silicon nanowire packed films from metallurgical-grade silicon powder using a two-step metal-assisted chemical etching method

    In this work, we use a two-step metal-assisted chemical etching method to produce films of silicon nanowires shaped in micrograins from metallurgical-grade polycrystalline silicon powder. The first step is an ...

    Rachid Ouertani, Abderrahmen Hamdi, Chohdi Amri, Marouan Khalifa and Hatem Ezzaouia

    Nanoscale Research Letters 2014 9:574

    Published on: 14 October 2014

  3. Nano Express

    Trypsinization-dependent cell labeling with fluorescent nanoparticles

    Trypsin is often used to detach adhered cell subculture from a substrate. However, the proteolytic activity of trypsin may harm cells by cleaving the cell membrane proteins. The present study shows that cellul...

    Tetiana Serdiuk, Sergei Alekseev, Vladimir Lysenko, Valeriy Skryshevsky and Alain Géloën

    Nanoscale Research Letters 2014 9:568

    Published on: 13 October 2014

  4. Nano Express

    Fabrication of uniform 4H-SiC mesopores by pulsed electrochemical etching

    In this letter, the uniform 4H silicon carbide (SiC) mesopores was fabricated by pulsed electrochemical etching method. The length of the mesopores is about 19 μm with a diameter of about 19 nm. The introducti...

    Jia-Hui Tan, Zhi-zhan Chen, Wu-Yue Lu, Yue Cheng, Hong He, Yi-Hong Liu, Yu-Jun Sun and Gao-Jie Zhao

    Nanoscale Research Letters 2014 9:570

    Published on: 13 October 2014

  5. Nano Express

    Synthesis of colloidal solutions with silicon nanocrystals from porous silicon

    In this work, we have obtained colloidal solutions of Si nanocrystals (Si-ncs), starting from free-standing porous silicon (PSi) layers. PSi layers were synthesized using a two-electrode Teflon electrochemical...

    José Alberto Luna López, Abel Garzón Román, Estela Gómez Barojas, JF Flores Gracia, Javier Martínez Juárez and Jesús Carrillo López

    Nanoscale Research Letters 2014 9:571

    Published on: 13 October 2014

  6. Nano Express

    Initial stem cell adhesion on porous silicon surface: molecular architecture of actin cytoskeleton and filopodial growth

    The way cells explore their surrounding extracellular matrix (ECM) during development and migration is mediated by lamellipodia at their leading edge, acting as an actual motor pulling the cell forward. Lamell...

    Pierre-Yves Collart-Dutilleul, Ivan Panayotov, Emilie Secret, Frédérique Cunin, Csilla Gergely, Frédéric Cuisinier and Marta Martin

    Nanoscale Research Letters 2014 9:564

    Published on: 10 October 2014

  7. Nano Express

    Enhanced electrochemical performance of Lithium-ion batteries by conformal coating of polymer electrolyte

    This work reports the conformal coating of poly(poly(ethylene glycol) methyl ether methacrylate) (P(MePEGMA)) polymer electrolyte on highly organized titania nanotubes (TiO2nts) fabricated by electrochemical anod...

    Nareerat Plylahan, Sébastien Maria, Trang NT Phan, Manon Letiche, Hervé Martinez, Cécile Courrèges, Philippe Knauth and Thierry Djenizian

    Nanoscale Research Letters 2014 9:544

    Published on: 2 October 2014

  8. Nano Express

    Photocatalytic activity of Cr-doped TiO2 nanoparticles deposited on porous multicrystalline silicon films

    This work deals with the deposition of Cr-doped TiO2 thin films on porous silicon (PS) prepared from electrochemical anodization of multicrystalline (mc-Si) Si wafers. The effect of Cr doping on the properties of...

    Anouar Hajjaji, Khaled Trabelsi, Atef Atyaoui, Mounir Gaidi, Latifa Bousselmi, Brahim Bessais and My Ali El Khakani

    Nanoscale Research Letters 2014 9:543

    Published on: 2 October 2014

  9. Nano Express

    SERS active silver nanoparticles synthesized by inkjet printing on mesoporous silicon

    Inkjet printing technique is exploited for the synthesis of Ag nanoparticles (NPs) patterned on electrochemically etched silicon-based substrates. The nanostructure morphology, here analyzed by scanning electr...

    Chiara Novara, Francesco Petracca, Alessandro Virga, Paola Rivolo, Sergio Ferrero, Alessandro Chiolerio, Francesco Geobaldo, Samuele Porro and Fabrizio Giorgis

    Nanoscale Research Letters 2014 9:527

    Published on: 25 September 2014

  10. Nano Express

    Controlled morphology and optical properties of n-type porous silicon: effect of magnetic field and electrode-assisted LEF

    Fabrication of photoluminescent n-type porous silicon (nPS), using electrode-assisted lateral electric field accompanied with a perpendicular magnetic field, is reported. The results have been compared with th...

    Edgar E Antunez, Jose Campos, Miguel A Basurto and Vivechana Agarwal

    Nanoscale Research Letters 2014 9:512

    Published on: 19 September 2014

  11. Nano Express

    Porous silicon functionalization for possible arsenic adsorption

    Thiol-functionalized porous silicon (PS) monolayer was evaluated for its possible application in As (III) adsorption. Dimercaptosuccinic acid (DMSA) attached to mesoporous silicon via amide bond linkages was u...

    Ruth Fabiola Balderas-Valadez and Vivechana Agarwal

    Nanoscale Research Letters 2014 9:508

    Published on: 17 September 2014

  12. Nano Express

    Evaluation of optical and electronic properties of silicon nano-agglomerates embedded in SRO: applying density functional theory

    In systems in atomic scale and nanoscale such as clusters or agglomerates constituted by particles from a few to less than 100 atoms, quantum confinement effects are very important. Their optical and electroni...

    Néstor D Espinosa-Torres, David Hernández-de la Luz, José Francisco J Flores-Gracia, José A Luna-López, Javier Martínez-Juárez and Diana E Vázquez-Valerdi

    Nanoscale Research Letters 2014 9:507

    Published on: 17 September 2014

  13. Nano Express

    Fe effect on the optical properties of TiO2:Fe2O3 nanostructured composites supported on SiO2 microsphere assemblies

    The effect of Fe ion concentration on the morphological, structural, and optical properties of TiO2 films supported on silica (SiO2) opals has been studied. TiO2:Fe2O3 films were prepared by the sol-gel method in...

    Jesús I Peña-Flores, Abraham F Palomec-Garfias, César Márquez-Beltrán, Enrique Sánchez-Mora, Estela Gómez-Barojas and Felipe Pérez-Rodríguez

    Nanoscale Research Letters 2014 9:499

    Published on: 15 September 2014

  14. Nano Express

    Formation of nanostructured silicon surfaces by stain etching

    In this work, we report the fabrication of ordered silicon structures by chemical etching of silicon in vanadium oxide (V2O5)/hydrofluoric acid (HF) solution. The effects of the different etching parameters inclu...

    Maha Ayat, Samia Belhousse, Luca Boarino, Noureddine Gabouze, Rabah Boukherroub and Mohamed Kechouane

    Nanoscale Research Letters 2014 9:482

    Published on: 11 September 2014

  15. Nano Express

    Colloidal solutions of luminescent porous silicon clusters with different cluster sizes

    Silicon nanocrystals (Si-ncs) are promising for biological studies due to their supposed low cytotoxicity, good biocompatibility and biodegradability in living organisms. However, the bioresearchers' focus on ...

    Kateřina Herynková, Egor Podkorytov, Miroslav Šlechta, Ondřej Cibulka, Jindřich Leitner and Ivan Pelant

    Nanoscale Research Letters 2014 9:478

    Published on: 9 September 2014

  16. Nano Express

    Macroporous silicon for high-capacitance devices using metal electrodes

    In this paper, high-capacity energy storage devices based on macroporous silicon are demonstrated. Small footprint devices with large specific capacitances up to 100 nF/mm2, and an absolute capacitance above 15 μ...

    Didac Vega, Jordi Reina, Ferran Martí, Ramón Pavón and Ángel Rodríguez

    Nanoscale Research Letters 2014 9:473

    Published on: 5 September 2014

  17. Nano Express

    Nanoparticles prepared from porous silicon nanowires for bio-imaging and sonodynamic therapy

    Evaluation of cytotoxicity, photoluminescence, bio-imaging, and sonosensitizing properties of silicon nanoparticles (SiNPs) prepared by ultrasound grinding of porous silicon nanowires (SiNWs) have been investi...

    Liubov A Osminkina, Vladimir A Sivakov, Grigory A Mysov, Veronika A Georgobiani, Ulyana А Natashina, Florian Talkenberg, Valery V Solovyev, Andrew A Kudryavtsev and Victor Yu Timoshenko

    Nanoscale Research Letters 2014 9:463

    Published on: 3 September 2014

  18. Nano Express

    Tunneling times of acoustic phonon packets through a distributed Bragg reflector

    The longwave phenomenological model is used to make simple and precise calculations of various physical quantities such as the vibrational energy density, the vibrational energy, the relative mechanical displa...

    Zorayda Lazcano, Pedro Luis Valdés Negrín, Diosdado Villegas, Jesus Arriaga and Rolando Pérez-Álvarez

    Nanoscale Research Letters 2014 9:449

    Published on: 29 August 2014

  19. Nano Idea

    ZnO-porous silicon nanocomposite for possible memristive device fabrication

    Preliminary results on the fabrication of a memristive device made of zinc oxide (ZnO) over a mesoporous silicon substrate have been reported. Porous silicon (PS) substrate is employed as a template to increas...

    Lizeth Martínez, Oscar Ocampo, Yogesh Kumar and Vivechana Agarwal

    Nanoscale Research Letters 2014 9:437

    Published on: 27 August 2014

  20. Nano Express

    The mechanism of galvanic/metal-assisted etching of silicon

    Metal-assisted etching is initiated by hole injection from an oxidant catalyzed by a metal nanoparticle or film on a Si surface. It is shown that the electronic structure of the metal/Si interface, i.e., band ...

    Kurt W Kolasinski

    Nanoscale Research Letters 2014 9:432

    Published on: 26 August 2014

  21. Nano Express

    A turn-on fluorescent solid-sensor for Hg(II) detection

    A rhodamine organosilane derivative (Rh-UTES) has been obtained by one-pot synthesis. The chemical structure of Rh-UTES was confirmed by nuclear magnetic resonance (NMR) and infrared (FTIR) techniques. To obta...

    Mayela De la Cruz-Guzman, Angelica Aguilar-Aguilar, Luis Hernandez-Adame, Alan Bañuelos-Frias, Francisco J Medellín-Rodríguez and Gabriela Palestino

    Nanoscale Research Letters 2014 9:431

    Published on: 26 August 2014

  22. Nano Express

    Tunable optical filters with wide wavelength range based on porous multilayers

    A novel concept for micromechanical tunable optical filter (TOF) with porous-silicon-based photonic crystals which provide wavelength tuning of ca. ±20% around a working wavelength at frequencies up to kilohertz ...

    Ulrich Mescheder, Isman Khazi, Andras Kovacs and Alexey Ivanov

    Nanoscale Research Letters 2014 9:427

    Published on: 22 August 2014

  23. Nano Express

    Dielectric properties of porous silicon for use as a substrate for the on-chip integration of millimeter-wave devices in the frequency range 140 to 210 GHz

    In this work, the dielectric properties of porous Si for its use as a local substrate material for the integration on the Si wafer of millimeter-wave devices were investigated in the frequency range 140 to 210...

    Panagiotis Sarafis and Androula Galiouna Nassiopoulou

    Nanoscale Research Letters 2014 9:418

    Published on: 21 August 2014

  24. Nano Express

    Localization of acoustic modes in periodic porous silicon structures

    The propagation of longitudinal acoustic waves in multilayer structures based on porous silicon and the experimental measurement of acoustic transmission for the structures in the gigahertz range are reported ...

    Zorayda Lazcano, Octavio Meza and Jesús Arriaga

    Nanoscale Research Letters 2014 9:419

    Published on: 21 August 2014

  25. Nano Express

    Magnetic interactions between metal nanostructures within porous silicon

    Electrochemically deposited magnetic nanostructures arranged in a three-dimensional system are investigated with respect to their cross-talk between each other. The nanostructures are embedded in porous silico...

    Klemens Rumpf, Petra Granitzer, Nobuyoshi Koshida, Peter Poelt and Michael Reissner

    Nanoscale Research Letters 2014 9:412

    Published on: 21 August 2014

  26. Nano Express

    Engineering optical properties of gold-coated nanoporous anodic alumina for biosensing

    The effect in the Fabry-Pérot optical interferences of nanoporous anodic alumina films coated with gold is studied as a function of the porosity and of the gold thickness by means of reflectance spectroscopy. ...

    Laura P Hernández-Eguía, Josep Ferré-Borrull, Gerard Macias, Josep Pallarès and Lluís F Marsal

    Nanoscale Research Letters 2014 9:414

    Published on: 21 August 2014

  27. Nano Express

    Tuning nanoporous anodic alumina distributed-Bragg reflectors with the number of anodization cycles and the anodization temperature

    The influence of the anodization temperature and of the number of applied voltage cycles on the photonic properties of nanoporous anodic alumina-based distributed-Bragg reflectors obtained by cyclic voltage an...

    Josep Ferré-Borrull, Mohammad Mahbubur Rahman, Josep Pallarès and Lluís F Marsal

    Nanoscale Research Letters 2014 9:416

    Published on: 21 August 2014

  28. Nano Express

    Photonic porous silicon as a pH sensor

    Chronic wounds do not heal within 3 months, and during the lengthy healing process, the wound is invariably exposed to bacteria, which can colonize the wound bed and form biofilms. This alters the wound metabo...

    Stephanie Pace, Roshan B Vasani, Wei Zhao, Sébastien Perrier and Nicolas H Voelcker

    Nanoscale Research Letters 2014 9:420

    Published on: 21 August 2014

  29. Nano Express

    Magnetic properties of superparamagnetic nanoparticles loaded into silicon nanotubes

    In this work, the magnetic properties of silicon nanotubes (SiNTs) filled with Fe3O4 nanoparticles (NPs) are investigated. SiNTs with different wall thicknesses of 10 and 70 nm and an inner diameter of approximat...

    Petra Granitzer, Klemens Rumpf, Roberto Gonzalez, Jeffery Coffer and Michael Reissner

    Nanoscale Research Letters 2014 9:413

    Published on: 21 August 2014

  30. Nano Express

    pH-responsive drug delivery system based on hollow silicon dioxide micropillars coated with polyelectrolyte multilayers

    We report on the fabrication of polyelectrolyte multilayer-coated hollow silicon dioxide micropillars as pH-responsive drug delivery systems. Silicon dioxide micropillars are based on macroporous silicon forme...

    María Alba, Pilar Formentín, Josep Ferré-Borrull, Josep Pallarès and Lluís F Marsal

    Nanoscale Research Letters 2014 9:411

    Published on: 21 August 2014

  31. Nano Express

    Effects of macro- versus nanoporous silicon substrates on human aortic endothelial cell behavior

    Human aortic endothelial cells play a key role in the pathogenesis of atherosclerosis, which is a common, progressive, and multifactorial disease that is the clinical endpoint of an inflammatory process and en...

    Pilar Formentín, María Alba, Úrsula Catalán, Sara Fernández-Castillejo, Josep Pallarès, Rosà Solà and Lluís F Marsal

    Nanoscale Research Letters 2014 9:421

    Published on: 21 August 2014

  32. Nano Express

    Monitoring of degradation of porous silicon photonic crystals using digital photography

    We report the monitoring of porous silicon (pSi) degradation in aqueous solutions using a consumer-grade digital camera. To facilitate optical monitoring, the pSi samples were prepared as one-dimensional photo...

    Maria Ariza-Avidad, Alejandra Nieto, Alfonso Salinas-Castillo, Luis F Capitan-Vallvey, Gordon M Miskelly and Michael J Sailor

    Nanoscale Research Letters 2014 9:410

    Published on: 21 August 2014

  33. Nano Express

    Tuning of strain and surface roughness of porous silicon layers for higher-quality seeds for epitaxial growth

    Sintered porous silicon is a well-known seed for homo-epitaxy that enables fabricating transferrable monocrystalline foils. The crystalline quality of these foils depends on the surface roughness and the strai...

    Marwa Karim, Roberto Martini, Hariharsudan Sivaramakrishnan Radhakrishnan, Kris van Nieuwenhuysen, Valerie Depauw, Wedgan Ramadan, Ivan Gordon and Jef Poortmans

    Nanoscale Research Letters 2014 9:348

    Published on: 11 July 2014

  34. Nano Express

    Magnetic field dependence of singlet oxygen generation by nanoporous silicon

    Energy transfer from photoexcited excitons localized in silicon nanoparticles to adsorbed oxygen molecules excites them to the reactive singlet spin state. This process has been studied experimentally as a fun...

    Jamaree Amonkosolpan, Gazi N Aliev, Daniel Wolverson, Paul A Snow and James John Davies

    Nanoscale Research Letters 2014 9:342

    Published on: 9 July 2014

  35. Nano Express

    Controlling the Er content of porous silicon using the doping current intensity

    The results of an investigation on the Er doping of porous silicon are presented. Electrochemical impedance spectroscopy, optical reflectivity, and spatially resolved energy dispersive spectroscopy (EDS) coupl...

    Guido Mula, Lucy Loddo, Elisa Pinna, Maria V Tiddia, Michele Mascia, Simonetta Palmas, Roberta Ruffilli and Andrea Falqui

    Nanoscale Research Letters 2014 9:332

    Published on: 4 July 2014

  36. Nano Express

    Nitric oxide-releasing porous silicon nanoparticles

    In this study, the ability of porous silicon nanoparticles (PSi NPs) to entrap and deliver nitric oxide (NO) as an effective antibacterial agent is tested against different Gram-positive and Gram-negative bact...

    Morteza Hasanzadeh Kafshgari, Alex Cavallaro, Bahman Delalat, Frances J Harding, Steven JP McInnes, Ermei Mäkilä, Jarno Salonen, Krasimir Vasilev and Nicolas H Voelcker

    Nanoscale Research Letters 2014 9:333

    Published on: 4 July 2014

  37. Nano Express

    Diatomite silica nanoparticles for drug delivery

    Diatomite is a natural fossil material of sedimentary origin, constituted by fragments of diatom siliceous skeletons. In this preliminary work, the properties of diatomite nanoparticles as potential system for...

    Immacolata Ruggiero, Monica Terracciano, Nicola M Martucci, Luca De Stefano, Nunzia Migliaccio, Rosarita Tatè, Ivo Rendina, Paolo Arcari, Annalisa Lamberti and Ilaria Rea

    Nanoscale Research Letters 2014 9:329

    Published on: 3 July 2014

  38. Nano Express

    Electrochemical growth of Co nanowires in ultra-high aspect ratio InP membranes: FFT-impedance spectroscopy of the growth process and magnetic properties

    The electrochemical growth of Co nanowires in ultra-high aspect ratio InP membranes has been investigated by fast Fourier transform-impedance spectroscopy (FFT-IS) in the frequency range from 75 Hz to 18.5 kHz...

    Mark-Daniel Gerngross, Jürgen Carstensen and Helmut Föll

    Nanoscale Research Letters 2014 9:316

    Published on: 25 June 2014

  39. Nano Express

    Synthesis of mixed-sequence oligonucleotides on mesoporous silicon: chemical strategies and material stability

    Rapid screening tests in medical diagnostic and environmental analysis are often based on oligonucleotide biochips. In this paper, we studied the stability of functionalized mesoporous silicon supports in the ...

    Monica Terracciano, Ilaria Rea, Luca De Stefano, Ivo Rendina, Giorgia Oliviero, Fabrizia Nici, Stefano D'Errico, Gennaro Piccialli and Nicola Borbone

    Nanoscale Research Letters 2014 9:317

    Published on: 25 June 2014

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