For thirteen years the mystery has remained unsolved, but now Negar Sani, PhD student at Linköping University’s Laboratory of Organic Electronics, has succeeded in explaining how a printed diode can function in the GHz band. The diode forms the missing link between mobile phones and printed labels.
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Negar Sani, Mats Robertsson, Philip Cooper, Xin Wang, Magnus Svensson, Peter Andersson Ersman, Petronella Norberg, Marie Nilsson, David Nilsson, Xianjie Liu, Hjalmar Hesselbom, Laurent Akesso, Mats Fahlman, Xavier Crispin, Isak Engquist, Magnus Berggren, and Göran Gustafsson. All-printed diode operating at 1.6 GHz. PNAS, July 7, 2014 DOI: 10.1073/pnas.1401676111