Book excerpt: Zusammenfassung: This is an open access book. The 7th FIRST 2023 International Conference offers the researchers in academics, industries, and governments, a conference, for exchanging, sharing, following up, and discussing the results of the latest researches, industry's needs, and government regulatory policies. The 7th FIRST 2023 International Conference facilitates the participants from all over the world to meet face to face to open chances in establishing connections and collaboration among them