ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈoːɹɾi fˈaɪv, bˈæɹən kˈɑːɹl ɹˈaɪxənbˌɑːx, pˈʌblɪʃt hɪz stˈʌdiz ˌɔn ˈɑːdɪk fˈoːɹs, ɐ kˈɑːnsɛpt wɪð sˌʌm sˌɪmɪlˈæɹᵻɾiz tʊ ˈælkəmi, bˌʌt hɪz ɹᵻsˈɜːtʃ dɪdnˌɑːt ˈɛntɚ ðə mˈeɪnstɹiːm ʌv saɪəntˈɪfɪk dɪskˈʌʃən.
In 1845, Baron Carl Reichenbach, published his studies on Odic force, a concept with some similarities to alchemy, but his research did not enter the mainstream of scientific discussion.