Page 448 - Organic Electronics in Sensors and Biotechnology
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Current response                Voltage response
                  ohne                                               ohne
                  50 μm                     10 0                     50 μm
                  175 μm                                             175 μm
                  575 μm                                             575 μm
            10 –8  1 mm                     10 –1                    1 mm
                  10 mm                                              10 mm
           Current (A)  10 –9              Voltage (V)  10 –2
                                            10 –3

                                            10 –4
           10 –10
                                            10 –5
             10 –4  10 –2  10 0  10 2  10 4  10 6  10 –4  10 –2  10 0  10 2  10 4  10 6
                        Frequency (Hz)                 Frequency (Hz)
                                          (a)
                      Current response                Voltage response
                  ohne                                               ohne
                  50 μm                     10 0                     50 μm
                  175 μm                                             175 μm
            10 –8  575 μm                    –1                      575 μm
                  1 mm                      10                       1 mm
                  10 mm                                              10 mm
           Current (A)  10 –9              Voltage (V)  10 –2
                                             –3
                                            10
                                            10 –4
           10 –10
                                            10 –5
             10 –4  10 –2  10 0  10 2  10 4  10 6  10 –4  10 –2  10 0  10 2  10 4  10 6
                        Frequency (Hz)                 Frequency (Hz)
                                          (b)
                      Current response                Voltage response
                  ohne                                               ohne
                  50 μm                     10 0                     50 μm
                  175 μm                                             175 μm
                  575 μm                                             575 μm
            10 –8  1 mm                     10 –1                    1 mm
                  10 mm                                              10 mm
           Current (A)  10 –9              Voltage (V)  10 –2
                                             –3
                                            10
                                            10 –4
           10 –10
                                            10 –5
             10 –4  10 –2  10 0  10 2  10 4  10 6  10 –4  10 –2  10 0  10 2  10 4  10 6
                        Frequency (Hz)                 Frequency (Hz)
                                          (c)
          FIGURE 4.18  Current and voltage response in dependence of the substrate
          thicknesses and the material for (a) silicon (b) glass, and (c) PET foil (Melinex from
          DuPont Teijin), calculated for the values of R =100 MΩ and C =75 pF.
                                           i            i
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