Now showing items 1-15 of 15

    • Capacitive tunnels in single-walled carbon nanotube networks on flexible substrate 

      Iqbal, M. Zahir; Iqbal, Waheed; Eom, J.; Ahmad, M.; Ferrer Anglada, Núria (American Institute of Physics (AIP), 2012-03-15)
      Article
      Open Access
      We report the analysis of single-walled carbon nanotube networks, which are expected to be suitable as miniaturized flexible radio frequency RC filters and also have important implications for high frequency devices. The ...
    • Contactless electrical resistance of 2D materials using a rutile resonator 

      Arcos Gutiérrez, David; Krkotic, Patrick; O'Callaghan Castellà, Juan Manuel; Pont, Montse; Ametller Congost, Lluís; Ferrer Anglada, Núria (2019-12-12)
      Article
      Open Access
      Measuring the electrical surface resistance of 2D materials without contact can provide a method for obtaining their intrinsic characterisation. The aim of this paper is to show that a rutile dielectric resonator (RDR) can ...
    • Electron spin resonance on single-walled carbon nanotubes obtained from different sources 

      Ferrer Anglada, Núria; Abiad Monge, Aida; Roth, Segmar (2010-12)
      Article
      Restricted access - publisher's policy
      Weused electron spin resonance (ESR) to analyze several kinds of single-walled carbon nanotubes (SWNTs) synthesized by different methods. We observed that ESR is a sensitive probe that can be used to observe major differences ...
    • Física quàntica per a enginyers : problemes 

      Ferrer Anglada, Núria; Arcos Gutiérrez, David (Iniciativa Digital Politècnica, Oficina de Publicacions Acadèmiques Digitals de la UPC, 2017)
      Book
      Open Access
      Aquest llibre és un conjunt de problemes de física quàntica ordenats temàticament i pensats per a estudiants de grau, de ciències o d’enginyeria. Cada tema conté una breu introducció teòrica seguida d’un recull de problemes. ...
    • Flexible, transparent electrodes using carbon nanotubes 

      Ferrer Anglada, Núria; Iqbal, Muhammad Zahir; Pérez Puigdemont, Jordi; Figueras, Jordi; Roth, Segmar (2012-12-10)
      Article
      Open Access
      We prepare thin single-walled carbon nanotube networks on a transparent and flexible substrate with different densities, using a very simple spray method. We measure the electric impedance at different frequencies Z(f) in ...
    • High-frequency contactless characterization of 2D materials. Graphene, WS2 

      Arcos Gutiérrez, David; Nuño Gómez, Daniel-Juan; Ametller Congost, Lluís; Ferrer Anglada, Núria (2020-12)
      Article
      Open Access
      The electrical conductivity of two-dimensional (2D) materials without any electrical contact can be obtained using two different methods: the terahertz time domain spectroscopy (THz-TDS) method, in the range from GHz up ...
    • High-frequency impedance of single-walled carbon nanotube networks on transparent flexible substrate 

      Iqbal, Muhammad Zahir; Pérez Puigdemont, Jordi; Eom, Jonghwa; Ferrer Anglada, Núria (2014-12-01)
      Article
      Restricted access - publisher's policy
      Transparent and flexible networks with randomly distributed single-walled carbon nanotubes (SWCNTs) are emerging as novel materials for various applications, particularly as electronic materials. We investigate the ...
    • Impedance characterization of transparent and flexible carbon nanotubes thin film networks 

      Iqbal, Muhammad Zahir; Eom, J.; Pérez Puigdemont, Jordi; Ferrer Anglada, Núria (2011)
      Conference report
      Restricted access - publisher's policy
    • La modernitat de Galileu, 450 anys després del seu naixement 

      Ferrer Anglada, Núria (Societat Andorrana de Ciències, 2017-01-01)
      Part of book or chapter of book
      Restricted access - publisher's policy
    • Low wear and low friction DLC coating with good adhesion to CoCrMo metal substrates 

      Cano Prieto, David; Lousa, Arturo; Esteve, Joan; Ferrer Anglada, Núria (2018-11-02)
      Article
      Restricted access - publisher's policy
      A challenge currently facing the orthopedics sector consists in the durability problems posed by joint prosthesis based on metal-on-metal contacts. While the diamond-like carbon (DLC)-based coating solves the shortcomings ...
    • Optoelectronic characterization of 2D graphene-based heterostructures: Gr/MoS2 and Gr/WS2 

      Arcos Gutiérrez, David; Nuño Gómez, Daniel-Juan; Ametller Congost, Lluís; Ferrer Anglada, Núria (2023-07-26)
      Article
      Open Access
      In this research, it is aimed to obtain and to compare the electrical conductivity and the transmittance of two graphene (Gr)-based heterostructures: Gr/WS2 and Gr/MoS2 on quartz. Raman spectroscopy is used to analyze the ...
    • Single-walled carbon nanotubes characterization by Electron Spin Resonance spectroscopy 

      Abiad Monge, Aida; Pérez Puigdemont, Jordi; Ferrer Anglada, Núria; Roth, Segmar (2010)
      Conference report
      Restricted access - confidentiality agreement
      Carbon nanotubes (CNTs) are interesting candidates for the development of new electronic devices and sensors due to their small size and their mechanical, optical and electrical properties [1-6]. Well-characterized ...
    • Stable p-doping in graphene and Terahertz spectroscopy 

      Ferrer Anglada, Núria; Gabriel Cortés, Daniel; Iqbal, M. Zahir; Eom, J. (2014)
      Conference report
      Open Access
    • THz time-domain spectroscopy and IR spectroscopy on MoS2 

      Arcos, David; Gabriel Cortés, Daniel; Dumcenco, Dumitru; Kis, Andras; Ferrer Anglada, Núria (2016-12-09)
      Article
      Open Access
      In the increasing research field of 2D materials such as graphene, molybdenum disulfide MoS2 has attracted great interest due to the existence of a direct bandgap in monolayer MoS2, which gives the possibility of achieving ...
    • THz-conductivity of CVD graphene on different substrates 

      Gabriel Cortés, Daniel; Sempere, Bernat; Colominas, Carles; Ferrer Anglada, Núria (Wiley-VCH, 2015-10-23)
      Article
      Open Access
      Optoelectronic properties of CVD graphene are charac-terized over a wide frequency range: THz, IR, visible and near-UV. We used Raman spectroscopy to characterize the synthesized graphene films. All graphene layers were ...