Journal ArticleDOI
Fabrication of metallic contacts to nanometre-sized materials using a focused ion beam (FIB)
Anna Vilà,Francisco Hernandez-Ramirez,J. Rodriguez,Olga Casals,Albert Romano-Rodriguez,Joan Ramon Morante,M. Abid +6 more
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In this article, a dual-beam Focused Ion Beam (FIB) was used to assist the fabrication of nanometre-sized materials with precision in the nanometres range.About:
This article is published in Materials Science and Engineering: C.The article was published on 2006-07-01. It has received 60 citations till now. The article focuses on the topics: Focused ion beam & Nanolithography.read more
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High response and stability in CO and humidity measures using a single SnO2 nanowire
Francisco Hernandez-Ramirez,Albert Tarancón,Olga Casals,Jordi Arbiol,Albert Romano-Rodriguez,Joan Ramon Morante +5 more
TL;DR: In this paper, single SnO 2 metal oxide nanowires are used at the nanoscale level as individual monocrystal for the electrical transduction of the gas interaction with these sensing materials.
Journal ArticleDOI
Fabrication and electrical characterization of circuits based on individual tin oxide nanowires
Francisco Hernandez-Ramirez,Albert Tarancón,Olga Casals,J. Rodriguez,Albert Romano-Rodriguez,Joan Ramon Morante,Sven Barth,Sanjay Mathur,Tae Y. Choi,Dimos Poulikakos,Victor Callegari,Philipp M. Nellen +11 more
TL;DR: The nanoscale devices described herein were characterized using impedance spectroscopy, enabling the development of an equivalent circuit and the proposed methodology of nanocontacting and measurements can be easily applied to other nanowires and nanometre-sized materials.
Journal ArticleDOI
Portable microsensors based on individual SnO2 nanowires
Francisco Hernandez-Ramirez,Joan Daniel Prades,Albert Tarancón,Sven Barth,Olga Casals,R Jiménez–Diaz,Eva Pellicer,J. Rodriguez,Miguel Angel Juli,Albert Romano-Rodriguez,Joan Ramon Morante,Sanjay Mathur,Andreas Helwig,Jan Spannhake,Gerhard Mueller +14 more
TL;DR: This work presents a methodology and general strategy for the fabrication and characterization of portable and reliable nanowire-based devices and demonstrates the possibility of modulating their temperature using the integrated microheater placed in the membrane.
Journal ArticleDOI
Localized and distributed mass detectors with high sensitivity based on thin-film bulk acoustic resonators
Humberto Campanella,Jaume Esteve,Josep M. Montserrat,Arantxa Uranga,Gabriel Abadal,Nuria Barniol,Albert Romano-Rodriguez +6 more
TL;DR: In this article, a mass sensor based on thin-film bulk acoustic resonator, intended for biomolecular applications, is presented, and two experiments are proposed to test the mass sensing performance of the resonators: distributed loading with a MgF2 film by means of physical vapor deposition and localized mass growing of a C∕Pt∕Ga composite using focused-ion-beam-assisted deposition, both on the top electrode.
Journal ArticleDOI
Temperature-dependent Schottky barrier parameters of Ni/Au on n-type (001) β-Ga2O3 Schottky barrier diode
P.R. Sekhar Reddy,V. Janardhanam,Kyu-Hwan Shim,V. Rajagopal Reddy,Sung-Nam Lee,Se-Jeong Park,Chel-Jong Choi +6 more
TL;DR: In this article, the authors examined the temperature-dependent currentvoltage (I-V) characteristics of the Ni/Au Schottky contact to β-Ga2O3.
References
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Journal ArticleDOI
Semiconductor nanowires and nanotubes
TL;DR: In this article, a review highlights the recent advances in the field, using work from this laboratory for illustration, and the understanding of general nanocrystal growth mechanisms serves as the foundation for the rational synthetic control of one-dimensional nanoscale building blocks, novel properties characterization and device fabrication based on nanowire building blocks.
Journal ArticleDOI
Nanostructured advanced materials. Perspectives and directions
Joshua Jortner,C. N. R. Rao +1 more
TL;DR: In this article, the authors consider some current direc- tions in the preparation, characterization, manipulation, and interrogation of nanomaterials, in conjunction with the modeling of the unique structure-dynamics-function relations of nanostructures and their assemblies.
Journal ArticleDOI
Probing intrinsic transport properties of single metal nanowires: Direct-write contact formation using a focused ion beam
TL;DR: In this article, the transport characteristics of 70nm-diameter platinum nanowires (NWs), fabricated using a pore-templated electrodeposition process and individually contacted using a focused ion beam (FIB) method, are reported.