6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ SLOVAK e-LABORATORY OF REMOTE INTERACTIVE EXPERIMENTS FOR UNIVERSITY TEACHING BY INTEGRATED e-LEARNING STRATEGY F . Schauer 1 , M . Ožvoldová 1 , P . Čerňanský 1 , T . Kozík 2 , L. Válková 1 , A. Slaninka 1 , M. Žovínová 1 , P. Majerčík 1 , L.Tkáč 1 1 Trnava University in Trnava, Faculty of Pedagogy 2 Constantine the Philosopfer University in Nitra, Faculty of Pedagogy
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ Thesis 1. Reasoning why remote experiments? What is INTe-L? 2. Technological aspects – ISES AND ISES WEB CONTROL 3. Slovak e- laboratory - list of experiments Electrochemical cell - in function 4. Discussion and Outlook….
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ 1. Reasoning why remote experiments? What is INTe-L?
1. Reasoning why remote experiments? What is INTe-L? SCIENTIFIC METHOD BASED ON SIMULATIONS AND APPLETS: Wieman C and Perkins K , 2005 Transforming Physics Education , Physics Today 58 2005, 26-41. eLTR (e-Learning,e-Teaching, e-Research) - REMOTE EXPERIMENTS AS A MISSING PART IN e- LEARNING: Thomsen C, Jeschke S, Pfeiffer O and Seiler R e-Volution: eLTR – Technologies and Their Impact on Traditional Universities in Proceedings of the Conference: EDUCA online, ISWE GmBH, Berlin, 2005. _________________________________________ Schauer, F., Ozvoldova, M., Lustig , F. and Dekar, M.: Real Remote Mass-Spring Laboratory Experiments across Internet-Inherent Part of Integrated E- Learning of Oscillations, International Journal of Online Engineering (iJOE) 4, No.2, (2008) pp. 52-55. S. Altherr, A. Wagner, B. Eckert, H. J. Jodl, “Multimedia material for teaching physics (search, evaluation and examples)", European Journal of Physics 25 (2004) Gröber S, Vetter M, Eckert B and Jodl H J 2007 Experimenting from a Distance – Remotely Controlled Laboratory (“RCL) , Eur. J. Phys. 28 (2008), p. 127
1. Reasoning why remote experiments? What is INTe-L? Integrated e-Learning (INTe-L) = the higher generation of e-Learning, based on: A. REAL EXPERIMENT Real hands or real remote experiment via the Internet B. ELECTRONIC SIMULATIONS AND MODELLING Flash or Java C. ELECTRONIC INTERACTIVE TEXTBOOK
1. Reasoning why remote experiments? What is INTe-L? KEGA MŚ SR No. 3/108003 : Interactive multimedia project of physics teaching at the Slovak Universities (2003- 2005) KEGA project No 3/4128/06 „E- laboratory of interactive experiments as a continuation of the project of multimedia education at the Slovak Universities“ (2006- 2008) –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––-– Ožvoldová M.- Červeň, I.- Dillinge, J.- Halusková, S.- Laurinc, V.- Holá O.- Fedorko - Štubňa, I. - Jedinák, D.- Beňo, M.: Multimediálna vysokoškolská učebnica fyziky, časť 1, Trnava 2007, Trnavská univerzita, PdF, CD - ISBN 978-80-8082-127-2 Ožvoldová, M. – Červeň, I. - Čerňanský, P. – Dillinger, J.- Halúsková S.- Holá, O., Fedorko, I. - Štubňa I.- Ballo, P.- Jančuška, I.- Krempaský, J. - Kvetaň, K. - Beňo, M.: Multimediálna vysokoškolská učebnica fyziky, časť 2 , Trnava 2007, Trnavská univerzita, PdF, CD, ISBN 978-80-8082-128-9
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ Situation over the world University of Technology Kaiserslautern Department of Physics Head of project Prof. Dr. H. J. Jodl E-Mail: jodl@physik.uni-kl.de web: pen.physik.uni-kl.de/w_jodl/ Technische University, Berlin. Prof.Thomsen http://remote.physik.tu-berlin.de/farm/index.php?id=3
International Colaboration Assoc. prof. František Lustig, PhD., http://ises.info/ INTe-L A. REAL HANDS ON OR REAL REMOTE EXPERIMENT VIA INTERNET http://ises.info –––––––––––––––––––––––––––––––––––––––––––––––– F. Schauer, F. Lustig, J. Dvořák and M. Ožvoldová: Easy to Build Remote Laboratory with Data Transfer using ISES – Internet School Experimental System, Eur. J. Phys. 29 (2008) 753-765.
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ 2. Technological aspects – ISES AND ISES WEB CONTROL
Internet School Experimental System (ISES) software & hardware ISES programe ISES interface ISES modules
The first step: to set up the computer controlle experiment Controlled light source U A V B C V D I E F Photovoltaic cell Controlled voltage source - schematic setup
Schematical representation of the remote experiment setup with Pinknet server and Image Server, Measure Server and HTTP Relay Server. Mea sure Serv er Exper im en t Browser Pinknet Server Imag e HTTP Serv er Ser ve r ISES WEB CONTROL kit consists of 15 typical Java applets with great flexibility and adjustable parameters enabling to build web pages for controlling the majority of physics experiments on the client side.
Examples of modular Java applets from ISES WEB CONTROL kit as building tools and blocks for remote experiments web control pages (a) display, (b) control slide, (c) graph for data presentation. (a) (b) ( c)
The second step : real remote experiment INTERNET F v = F 0 sin ω t The oscillator consists of the spring and the weight, the external force is exerted by the electromagnetic generator with the variable frequency, all controlled by ISES, the instantaneous deflection is detected by the deflection sensor.
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ 3. Slovak e- laboratory - list of experiments
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ Experiments under construction at Trnava University in Trnava, Department of Physics 1. Environmental monitoring in Trnava 2. Electrochemical cell characterization 3. Free fall in gasses and liquids 4. Mathematical pendulum 5. Oscillations in RCL circuits 6. Magnetic field generation and mapping
1. Experiment „Environmental monitoring in Trnava“ Schema Reálna zostava 144 46 Indikátor Teplomer slnečného svitu Barometer 100 31,5 Panel ISES http://remotelab.truni.sk/
2. Experiment „ Electrochemical cell characterization“ • The schematical diagram of the remote interactive experiment http://elchemcell.remotelab.truni.sk:83/clanok/ b) Real www. page The electrochemical properties of the galvanic cell are determined from the measurements of electromotive force, conductometric and pH data. Válková L. Schauer F. : ICETA 2008 „Remote interactive experiment in electrochemistry exemplified on the experiment „Electrochemical cell“.
3. Free fall in gasses and liquids y y C S 0 g 1 1 C S 2 C 2 S 3 C 3 4 S C 4 5 C S 6 C 5 S 7 C 6 S 8 y C 7 * S 9 8 C 1 S 0 9 x The set up and the signal from experiment, here in the air
4. Experiment „ Mathematical pendulum“ S1 S2 Natural and driven oscillations of the mathematical pendulum is an experiment with unique recording of the instantaneous angular deflection by two dynamometer ISES sensors S1 and S2
5. Experiment „ Oscillations in RCL circuits“ The experiment measures the AC current – voltage signals and their respective phase shift, giving the possibility to study the resonance phenomena and the energy transfers in the RLC system
6. Experiment „ Magnetic field generation and mapping “ Set up H elmholtzove R iadenie cievky polohy Panel ISE S sondy Sonda 10 8 aktuálny pulz prvá cievka ε x ( t) 6 druhá cievka ε y ( t) current, voltage (a.u.) 4 2 Φ d = U i 0 dt -2 d = Φ NSdB -4 -6 B ∝ -20 0 20 40 60 80 100 120 140 160 U i max time (a.u.) Gives the possibility to examine and study the magnetic field generation and its properties.
6th Int. Conference onEmerging e-learning Technologies and Applications September 11-13, 2008 , The High Tatras, Slovakia _____________________________________________ 4. Discussion and Outlook….
Discussion and Outlook…. - The remote experiments will play a decisive role in gaining interest, motivation and individual involvement in pedagogical process using remote experiments covering various areas of Natural sciences, entering lectures, seminaries, laboratory exercises, project work, examinations and self study, or in general Integrated e- Learning.
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