NDR oscillators - has anyone experimented with them?
Proximity detector circuits: An alternative to tunnel diode oscillators for contactless measurements in pulsed magnetic field environments: Review of Scientific Instruments: Vol 80, No 6
☑ Diode Theory Pdf
Tunnel Diode Oscillator
Research
Tunnel diode - Wikipedia
neazoi
Quartz oscillator tunnel diode
Fun With Negative Resistance II: Unobtanium Russian Tunnel Diodes | Hackaday