PHYSICAL REVIEW B

Downloadable electronic publication in the nature of a journal in the field of physics; electronic publication, namely a journal featuring topics in the field of physics recorded on computer media

Electronic publishing services, namely, online publication of text and graphic works of others in the field of physics; online publication of journals in the field of physics and provision of an online searchable database of online archived journals in connection therewith; publication of printed matter, namely, articles, texts, scientific research, and other printed materials in the field of physics