Now showing items 1-20 of 20

  • A conceptual discussion on electromagnetic units - Extending mechanical units towards a global system of units 

    Jaen Herbera, Javier; Bohigas Janoher, Xavier; Pejuan Alcobé, Arcadi (2014-05)
    Article
    Restricted access - publisher's policy
    A comparative review of the different systems of units that are most usual in electromagnetism leads to the proposal of a new system of units. In this system, the gravitational constant acquires the role of an interaction ...
  • A multimedia-based course to learn basic acoustics through the Internet: description and evaluation 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier; Periago Oliver, M. Cristina (2009)
    Conference report
    Open Access
    A course on Basic Acoustics has been implemented as an Internet site with multimedia resources such as Flash animations, video clips, etc. Multimedia resources are particularly suitable for acoustics, due to the special ...
  • An evaluation tool for physics applets 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier (OmniaScience, 2016-03)
    Article
    Open Access
    Physics applets are well known appealing resources for teaching and learning physics, and there is a lot of them available on the Internet. Nevertheless, not all of them are of the same quality as such resources nor fit ...
  • An evaluation tool for physics applets 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier (Omnia Publisher SL (OmniaScience), 2016)
    Article
    Open Access
    Physics applets are well known appealing resources to teach and learn physics, and a large number of them are available on the Internet. Nevertheless, not all of them are of the same quality, because such applets do not ...
  • Comparative study of three audio processors as environments for laboratory activities on wave physics and acoustics 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier; Periago Oliver, M. Cristina (2013-08)
    Article
    Restricted access - publisher's policy
    Audio processors allow to implement laboratory activities specially on acoustics. We have evaluated three audio processors (Audacity, WaveLab, and Adobe Audition). Although an overall grade was also calculated as a ...
  • Continguts semivirtuals 

    Jaen Herbera, Javier (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2009-06-08)
    Conference lecture
    Open Access
  • Entorn virtual d’aprenentatge autònom 

    Periago Oliver, M. Cristina; Jaen Herbera, Javier; Bohigas Janoher, Xavier; Pejuan Alcobé, Arcadi (2010)
    Conference lecture
    Open Access
    En aquesta ponència presentem un Entorn Virtual d’Aprenentatge (EVA) dissenyat per fomentar l’aprenentatge autònom [1,2,3]. Es tracta d’una activitat dirigida en la qual se suggereixen les accions que l’estudiant ha de ...
  • Homothetic motions and Newtonian cosmology 

    Jaen Herbera, Javier; Molina Compte, Alfred (2014-05-07)
    Article
    Restricted access - publisher's policy
    We construct a homothetic covariant Newtonian gravitation theory which unifies inertial homothetic forces and gravitational fields. This is achieved through an equivalence principle based on a local homothetic frame of ...
  • Independent Learning in a Virtual Environment 

    Periago Oliver, M. Cristina; Jaen Herbera, Javier; Bohigas Janoher, Xavier; Pejuan Alcobé, Arcadi (2010)
    Conference lecture
    Restricted access - publisher's policy
    In this paper we will describe a Virtual Learning Environment designed to promote selfdirected learning. We will analyse the results of the opinion survey and evaluation of the activity developed in the environment. This ...
  • Itineraris de navegació per aprendre electromagnetisme 

    Novell Enrech, Montserrat H.; Bohigas Janoher, Xavier; Jaen Herbera, Javier (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2005-02)
    Conference report
    Open Access
    El títol fa referència a un projecte subvencionat pel DURSI en la primera convocatòria de projectes per la Millora de la Qualitat Docent a la tardor de 2000. L'objectiu principal era elaborar mòduls en català, basats en ...
  • Mecànica fonamental : mecànica newtoniana per a l'enginyeria 

    Jaen Herbera, Javier; Salud Puig, Josep; Serra de Larrocha, Carina; Calaf Zayas, Jaume; Khoury, Maria (Iniciativa Digital Politècnica. Oficina de Publicacions Acadèmiques Digitals de la UPC, 2019-07)
    Book
    Open Access
    Aquest llibre està adreçat a un primer curs de mecànica per a l’enginyeria. S’estudia la mecànica newtoniana. Una mecànica clàssica no relativista i, per tant, aplicada a objectes no extremadament petits ni excessivament ...
  • Misconceptions about sound among engineering students 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier; Periago Oliver, M. Cristina (2012)
    Article
    Open Access
    Our first objective was to detect misconceptions about the microscopic nature of sound among senior university students enrolled in different engineering programmes (from chemistry to telecommunications). We sought to ...
  • Mòduls multimèdia com a suport per l'aprenentatge de l'acústica 

    Pejuan Alcobé, Arcadi; Novell Enrech, Montserrat H.; Bohigas Janoher, Xavier; Jaen Herbera, Javier (ICE, 2008-02-07)
    Conference report
    Open Access
    La finalitat del projecte era elaborar material en forma de mòduls multimèdia disponibles a través de la xarxa, que incloguessin continguts de física (fenòmens oscil·latoris i ondulatoris) relacionats amb l’acústica, com ...
  • On the meaning of Painlevé–Gullstrand synchronization 

    Jaen Herbera, Javier; Molina Compte, Alfred (2015-11-19)
    Article
    Open Access
    Following on from two recent papers, here we examine the relationship between Newtonian gravitation and general relativity in more depth. This allows us to define a scalar potential which is just the proper time of the ...
  • Rigid covariance as a natural extension of Painleve-Gullstrand space-times: gravitational waves 

    Jaen Herbera, Javier; Molina Compte, Alfred (2017-08-01)
    Article
    Open Access
    The group of rigid motions is considered to guide the search for a natural system of space-time coordinates in General Relativity. This search leads us to a natural extension of the space-times that support Painlevé–Gullstrand ...
  • Rigid covariance, equivalence principle and Fermi rigid coordinates: gravitational waves 

    Jaen Herbera, Javier (2018-11-01)
    Article
    Open Access
    For a given space-time and for an arbitrary time-like geodes ic, we analyze the conditions for the construction of Fermi coordinates so that they are also rigi d covariant. We then apply these conditions to linear plane ...
  • Rigid motions and generalized Newtonian gravitation 

    Jaen Herbera, Javier; Molina Compte, Alfred (2013-08-01)
    Article
    Restricted access - publisher's policy
    In an effort to contribute to a better understanding of General Relativity, here we lay the foundations of generalized Newtonian gravity, which unifies inertial forces and gravitational fields. We also formulate a kind ...
  • Semi-virtual classroom for physics contents 

    Jaen Herbera, Javier; Bohigas Janoher, Xavier; Novell, M. (2008)
    Conference lecture
    Restricted access - publisher's policy
    Some years ago, it was believed that the learning process would eventually become mostly virtual. ICT tools were therefore designed with this scenario in mind. Nevertheless, today’s learning process is still predominantly ...
  • The Problem of Inconsistency in Reasoning in Engineering Education – A Case Study about the Mental Model of Sound 

    Pejuan Alcobé, Arcadi; Bohigas Janoher, Xavier; Jaen Herbera, Javier; Periago Oliver, M. Cristina (2010)
    Conference report
    Open Access
    Every planning of an efficient teaching has the aim of achieving satisfactory learning outcomes. From a constructivistic point of view, it is a commonly accepted fact that such a planning has to take into account the ...
  • Transformació d’uns apunts tradicionals en un web hipertextual d’acústica 

    Pejuan Alcobé, Arcadi; López Simó, Víctor; Bohigas Janoher, Xavier; Jaen Herbera, Javier; Periago Oliver, M. Cristina (Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2010-07)
    Conference report
    Open Access