Recent content by Manoj7500

  1. M

    Undergrad Blocking electro-magnetic waves between two near field antennas

    Its been a while since I studied physics, so pardon my ignorance. I have two near field antennas (NFC). The range of the antennas is about 2-3 cm. I am looking for a way where I can block and unblock the communication between them. One of the way that I tried is to place a flat tightly...