Now showing items 1-20 of 41

    • 21st century diagnostics: microfluidic innovations promise a new generation of point-of-care tools for the pathologist 

      Casals Terré, Jasmina (2016-12-01)
      Article
      Restricted access - publisher's policy
    • A low-power-consumption out-of-Plane electrothermal actuator 

      Girbau Sala, David; Llamas Morote, Marco Antonio; Casals Terré, Jasmina; Simó Selvas, Francisco Javier; Pradell i Cara, Lluís; Lázaro Guillén, Antoni (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2007-06-30)
      Article
      Open Access
      This paper proposes a new vertical electrothermal actuator. It can be considered as a hybrid between the traditional in-plane buckle-beam actuator and the vertical hot-cold actuator. It is here referred to as vertical ...
    • A new approach to design an efficient micropost array for enhanced direct-current insulator-based dielectrophoretic trapping 

      Mohammadi, Mahdi; Javad Zare, Mohammad; Madadi, Hojjat; Sellarès González, Jordi; Casals Terré, Jasmina (2016-07)
      Article
      Open Access
      Direct-current insulator-based dielectrophoresis (DC-iDEP) is a well-known technique that benefits from the electric field gradients generated by an array of insulating posts to separate or trap biological particles. The ...
    • A novel fabrication technique to minimize poly(dimethylsiloxane)-microchannels deformation under high-pressure operation 

      Madadi, Hojjat; Mohammadi, Mahdi; Casals Terré, Jasmina; Castilla López, Roberto (2013-10-27)
      Article
      Restricted access - publisher's policy
      PDMS is one of the most common materials used for the flow delivery in the microfluidics chips, since it is clear, inert, nontoxic, and nonflammable. Its inexpensiveness, straightforward fabrication, and biological ...
    • A passive portable microfluidic blood-plasma separator for simultaneous determination of direct and indirect ABO/Rh blood typing 

      Karimi, Shadi; Mehrdel, Pouya; Farré Lladós, Josep; Casals Terré, Jasmina (2019-09-03)
      Article
      Restricted access - publisher's policy
      The blood typing test is mandatory in any transfusion, organ transplant, and pregnancy situation. There is a lack of point-of-care (POC) blood typing that could perform both direct and indirect methods using a single droplet ...
    • A RF-MEMS switchable CPW air-bridge 

      Contreras, Adrián; Casals Terré, Jasmina; Pradell i Cara, Lluís; Giacomozzi, Flavio; Colpo, Sabrina; Iannacci, Jacopo; Ribó, Miquel (2012)
      Conference lecture
      Open Access
      This work presents a new shunt-type ohmic contact RF-MEMS switch specifically designed as a switchable CPW air bridge. The switch can be used in coplanar waveguide (CPW) reconfigurable multimodal circuits, for a selective ...
    • Analytical energy model for the dynamic behavior of RF MEMS switches under increased actuation voltage 

      Casals Terré, Jasmina; Llamas, Marco Antonio; Girbau Sala, David; Pradell i Cara, Lluís; Lázaro Guillén, Antonio; Giacomozzi, Flavio; Colpo, Sabrina (2014-12-01)
      Article
      Restricted access - publisher's policy
      In this paper, the dynamic behavior of electrostatically actuated radio frequency-microelectromechanical system (RF-MEMS) switches is analyzed using energy considerations. An analytical model for bridge-type RF-MEMS switches ...
    • Conmutadores RF-MEMS de baja tensión 

      Contreras Lizarraga, Adrián Arturo; Casals Terré, Jasmina; Pradell i Cara, Lluís; Colpo, Sabrina; Iannacci, Jacopo; Ribó, Miquel; Giacomozzi, Flavio (2012)
      Conference report
      Open Access
      This work shows experimental results of capacitive and ohmic RF-MEMS switches with low actuation voltage. The isolation of capacitive switches is better than 20 dB from 15 GHz and up to 80 GHz according to simulations. ...
    • Contaminant particle motion in lubricating grease flow: a computational fluid dynamics approach 

      Westerberg, Lars-Göran; Farré Lladós, Josep; Sarkar, Chiranjit; Casals Terré, Jasmina (2018)
      Article
      Open Access
      In this paper, numerical simulations of particle migration in lubricating grease flow are presented. The rheology of three lithium greases with NLGI (National Lubricating Grease Institute) grades 00, 1 and 2 respectively ...
    • Cost-effective microfabrication of sub-micron-depth channels by femto-laser anti-stiction texturing 

      Karimi, Shadi; Mehrdel, Pouya; Casals Terré, Jasmina; Farré Lladós, Josep (2020-02-26)
      Article
      Restricted access - publisher's policy
      Micro Electro Mechanical Systems (MEMS) and microfluidic devices have found numerous applications in the industrial sector. However, they require a fast, cost-effective and reliable manufacturing process in order to compete ...
    • Design and characterization of a magnetic digital flow regulator 

      Casals Terré, Jasmina; Duch, M.; Plaza, J. A.; Esteve, J; Pérez Castillejos, R.; Vallés, E.; Gómez, E. (2010-07-01)
      Article
      Restricted access - publisher's policy
      Design, fabrication and testing of a novel micromachined “quasi-digital” microflow regulator for integrated microfluidic systems. Operation relies on the use of a permanent magnet which interacts with an electrodeposited ...
    • DVD Fuentes de energía. Aspectos técnicos, medioambientales y legislativos 

      Mujal-Rosas, Ramon Maria; Boix Aragonès, Oriol; Marín Genescá, Marcos; Colom Fajula, Xavier; Salueña Berna, Javier; Casals Terré, Jasmina; Torn, J.; Martínez, Vidal; Pérez, Mar; Valgañón Barberà, J. Ignasi (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2005-07)
      Conference report
      Open Access
      En este artículo se describe básicamente la planificación, metodología, ejecución, así como los resultados obtenidos en la elaboración del DVD sobre fuentes de energía convencionales y alternativas. El proyecto ha sido ...
    • Enabling novel Lab-on-chip applications through optimization of integrated micropillar pumps 

      Madadi, Hojjat; Castilla López, Roberto; Casals Terré, Jasmina (Campus de Terrassa de la UPC, 2013-06-13)
      Conference report
      Open Access
      Prediction and reduction of pressure drop and resistance flow in micropillar arrays is important for the design of microfluidic circuits used in different lab-on-a-chip and biomedical applications. In this work, a diamond ...
    • Enhanced fully cellulose based forward and reverse blood typing assay 

      Casals Terré, Jasmina; Farré Lladós, Josep; López Martínez, Joan Antoni; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2019-05-07)
      Article
      Open Access
      This study presents an enhanced paper-based analytical device (PAD) for forward and reverse group blood typing. The proposed PAD uses a novel methodology, which provides highly reliable results on a fully cellulose based ...
    • Grease flow in an elbow channel 

      Westerberg, Lars; Farré Lladós, Josep; Li, Jinxia; Hoglund, Erik; Casals Terré, Jasmina (2015-03-01)
      Article
      Open Access
      The flow of lubricating greases in an elbow channel has been modeled and validated with velocity profiles from flow visualizations using micro-particle image velocimetry. The elbow geometry induces a non-symmetric distribution ...
    • Grease flow in an elbow-channel 

      Westerberg, Lars; Farré Lladós, Josep; Li, Jinxia; Hoglund, Erik; Casals Terré, Jasmina (2014)
      Conference report
      Restricted access - publisher's policy
    • Hemostasis-on-a-chip: Impedance spectroscopy meets microfluidics for hemostasis evaluation 

      Karimi, Shadi; Farré Lladós, Josep; Mir Fuertes, Enrique; Escolar Albaladejo, Ginés; Casals Terré, Jasmina (2019-08-14)
      Article
      Open Access
      In the case of vascular injury, a complex process (of clotting) starts, involving mainly platelets and coagulation factors. This process in healthy humans is known as hemostasis, but when it is deregulated (thrombosis), ...
    • High-throughput microcapillary pump with efficient integrated low aspect ratio micropillars 

      Madadi, Hojjat; Casals Terré, Jasmina; Castilla López, Roberto; Sureda Anfres, Miquel (2013-12)
      Article
      Restricted access - publisher's policy
      Prediction and reduction of pressure drop and resistance flow in micropillar arrays are important for the design of microfluidic circuits used in different lab-on-a-chip and biomedical applications. In this work, a diamond ...
    • Hydrodynamic and direct-current insulator-based dielectrophoresis (H-DC-iDEP) microfluidic blood plasma separation 

      Mohammadi, Mahdi; Madadi, Hojjat; Casals Terré, Jasmina; Sellarès González, Jordi (2015-06-01)
      Article
      Restricted access - author's decision
      Evaluation and diagnosis of blood alterations is a common request for clinical laboratories, requiring a complex technological approach and dedication of health resources. In this paper, we present a microfluidic device ...
    • K-band RF-MEMS uniplanar reconfigurable-bandwidth bandpass filter using multimodal immittance inverters 

      Contreras Lizarraga, Adrián Arturo; Ribó i Pal, Miquel; Pradell i Cara, Lluís; Casals Terré, Jasmina; Giacomozzi, Flavio; Iannacci, Jacopo (Institution of Electrical Engineers, 2013-05-23)
      Article
      Restricted access - publisher's policy
      A K-band RF-MEMS uniplanar second-order bandpass filter with reconfigurable bandwidth is presented. The filter is based on inductively-coupled half-wavelength slotline resonators and CPW-slotline multimodal immittance ...