Here are some common semiconductor diode symbols used in schematic diagrams:
h ɪ ɹ WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY s ʌ m WORD_BOUNDARY k ɑ m ə n WORD_BOUNDARY s ɛ m ɪ k ə n d ʌ k t ə ɹ WORD_BOUNDARY d aɪ oʊ d WORD_BOUNDARY s ɪ m b ə l z WORD_BOUNDARY j uː z d WORD_BOUNDARY ɪ n WORD_BOUNDARY s k ə m æ t ɪ k WORD_BOUNDARY d aɪ ə ɡ ɹ æ m z WORD_BOUNDARY