Iskani niz je bil najden v PREVODIH:
Halbperiode
en alternation, half cycle, half period, half-cycle, half-period, pulse, semi-cycle
Halbwelle
en alternation, axle shaft, drive shaft, half cycle, half period, half shaft, half wave, half-wave, semi-cycle
Halbwertdauer
en half amplitude duration, half life period, half value time
Halbwertszeit
en decay meter, half life period, half life, half period, half time, half value period, half-life period, half-life, half-time, halflife period, period of decay, period of half change, physical half-life, radioactive half life, radioactive half-life, time of half change, time-to-half value