TY - JOUR AU - González Fernández, Verónica AU - Grützmacher, Klaus AU - Steiger, Andreas AU - Pérez, Concha AU - de la Rosa, Mª Inmaculada PY - 2017 DO - 10.1088/1361-6595/aa88e5 SN - 0963-0252 UR - https://hdl.handle.net/20.500.14352/99210 T2 - Plasma Sources Science and Technology AB - In this work, Doppler-free two photon optogalvanic spectroscopy is used to measure the electric field strength in the cathode fall region of a hollow cathode discharge, operated in pure hydrogen, via the Stark splitting of the 2S level of atomic... LA - eng PB - IOP KW - Hollow cathode discharge KW - Laser spectroscopy KW - Optogalvanic detection KW - Electric field KW - Cathode fall region TI - Measured cathode fall characteristics depending on the diameter of a hydrogen hollow cathode discharge TY - journal article VL - 26 ER -