All Stories

  1. Active-spiral Fresnel zone plate with tunable focal length for airborne generation of focused acoustic vortices

    Article • Applied Physics Letters, March 2020, American Institute of Physics

    Joao Ealo

  2. Determination of poro-viscoelastic properties of vegetal tissues as a function of moisture content by means of stress relaxation tests

    Article • Rheologica Acta, February 2020, Springer Science + Business Media

    Joao Ealo

  3. Implementation of the ultrasonic through-transmission technique for the elastic characterization of fiber-reinforced laminated composite

    Article • DYNA, January 2019, Universidad Nacional de Colombia

    Joao Ealo

  4. Experimental analysis of the instantaneous mechanical torque applied to objects by means of acoustic beams

    Article • The Journal of the Acoustical Society of America, September 2018, Acoustical Society of America (ASA)

    Joao Ealo

  5. Generation of multiple vortex beam by means of active diffraction gratings

    Article • Applied Physics Letters, February 2018, American Institute of Physics

    Joao Ealo

  6. Effects of temperature on electromechanical properties and ultrasonic performance of piezoelectric cellular PP films

    Article • Sensors and Actuators A Physical, July 2016, Elsevier

    Joao Ealo

  7. New dual-focalization ferroelectret-based array for air-coupled ultrasonic inspection of textiles

    Article • NDT & E International, September 2015, Elsevier

    Joao Ealo

  8. Piezoelectric cellular PP films with enhanced performance for low frequency ultrasound

    Article • Sensors and Actuators A Physical, April 2015, Elsevier

    Joao Ealo

  9. A Non-expensive Massive Transducer Array to Generate Helical Wavefronts in Air

    Article • Physics Procedia, January 2015, Elsevier

    Joao Ealo

  10. Focalization of Acoustic Vortices Using Phased Array Systems

    Article • Physics Procedia, January 2015, Elsevier

    Joao Ealo

  11. Preliminary Results in the Application of Ultrasound during the Injection of Drugs

    Article • Physics Procedia, January 2015, Elsevier

    Joao Ealo

  12. Ultrasonic Determination of the Elastic Constants of Epoxy-natural Fiber Composites

    Article • Physics Procedia, January 2015, Elsevier

    Joao Ealo

  13. Air-coupled ultrasound spectroscopy and its potential application in agro-industry

    Article • September 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  14. Applications of airborne ultrasound in human–computer interaction

    Article • Ultrasonics, September 2014, Elsevier

    Joao Ealo

  15. Experimental analysis of the steering capabilities of airborne acoustic vortices

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  16. High-resolution ultrasonic gesture tracking systems for future portable devices

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  17. Easy generation of airborne ultrasonic helical wavefronts

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  18. Noncontact ultrasonic spectroscopy applied to the study of polypropylene ferroelectrets

    Article • Journal of Applied Physics, October 2010, American Institute of Physics

    Joao Ealo

  19. ULTRASONIC AIR-COUPLED INSPECTION OF TEXTILE MATERIALS USING FERROELECTRET-BASED PHASED ARRAYS

    Article • January 2010, American Institute of Physics

    Joao Ealo

  20. A computerized system to determine the provenance of finds in archaeological sites using acoustic signals

    Article • Journal of Archaeological Science, October 2009, Elsevier

    Joao Ealo

  21. Dynamic response estimation of multilayer ferroelectret-based transducers using lumped-element electromechanical models

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  22. Evolutionary algorithms for optimal ferroelectret arrays design

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  23. Modulation and codification of ultrasonic signals with EMFI transducers

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  24. Performance Evaluation of 3D-LOCUS Advanced Acoustic LPS

    Article • IEEE Transactions on Instrumentation and Measurement, August 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  25. Airborne ultrasonic phased arrays using ferroelectrets: a new fabrication approach

    Article • IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, April 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  26. A fabrication procedure for airborne ultrasonic phased arrays based on cellular electromechanical film

    Article • November 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  27. Broadband EMFi-based transducers for ultrasonic air applications

    Article • IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, April 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  28. Robust regression applied to ultrasound location systems

    Article • January 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  29. Preliminary Localization Results With An RFID Based Indoor Guiding System

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  30. Subcentimeter-accuracy localization through broadband acoustic transducers

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo

  31. 5H-5 Broadband Omnidirectional Ultrasonic Transducer for Air Ultrasound based on EMFi

    Article • January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Joao Ealo