{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T02:25:08Z","timestamp":1791253508531,"version":"4.1.0"},"reference-count":0,"publisher":"National Academy of Sciences","issue":"12","content-domain":{"domain":["www.pnas.org"],"crossmark-restriction":true},"short-container-title":["Proc. Natl. Acad. Sci. U.S.A."],"published-print":{"date-parts":[[1983,6]]},"abstract":"<jats:p>\n                    Sands from various geographic locations reduce N\n                    <jats:sub>2<\/jats:sub>\n                    from the air to NH\n                    <jats:sub>3<\/jats:sub>\n                    and traces of N\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    on exposure to sunlight. This N\n                    <jats:sub>2<\/jats:sub>\n                    photofixation occurs under sterile conditions on the surface of finely dispersed titanium minerals such as rutile, utilizing reducing equivalents generated through the photolysis of chemisorbed H\n                    <jats:sub>2<\/jats:sub>\n                    O. Abiological N\n                    <jats:sub>2<\/jats:sub>\n                    photofixation is suggested to be part of the nitrogen cycle in arid and semiarid regions. It is estimated that about 10 \u00d7 10\n                    <jats:sup>5<\/jats:sup>\n                    tons of N\n                    <jats:sub>2<\/jats:sub>\n                    is photoreduced on the total surface of the earth's deserts per year.\n                  <\/jats:p>","DOI":"10.1073\/pnas.80.12.3873","type":"journal-article","created":{"date-parts":[[2006,5,31]],"date-time":"2006-05-31T05:09:13Z","timestamp":1149052153000},"page":"3873-3876","update-policy":"https:\/\/doi.org\/10.1073\/pnas.cm10313","source":"Crossref","is-referenced-by-count":103,"title":["Nitrogen photoreduction on desert sands under sterile conditions"],"prefix":"10.1073","volume":"80","author":[{"given":"Gerhard N.","family":"Schrauzer","sequence":"first","affiliation":[{"name":"Department of Chemistry, Revelle College, University of California at San Diego, La Jolla, California 92093"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Norman","family":"Strampach","sequence":"additional","affiliation":[{"name":"Department of Chemistry, Revelle College, University of California at San Diego, La Jolla, California 92093"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liu Nan","family":"Hui","sequence":"additional","affiliation":[{"name":"Department of Chemistry, Revelle College, University of California at San Diego, La Jolla, California 92093"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Miles R.","family":"Palmer","sequence":"additional","affiliation":[{"name":"Department of Chemistry, Revelle College, University of California at San Diego, La Jolla, California 92093"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jahanshah","family":"Salehi","sequence":"additional","affiliation":[{"name":"Department of Chemistry, Revelle College, University of California at San Diego, La Jolla, California 92093"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"341","published-online":{"date-parts":[[1983,6]]},"container-title":["Proceedings of the National Academy of Sciences"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pnas.org\/doi\/pdf\/10.1073\/pnas.80.12.3873","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,4,13]],"date-time":"2022-04-13T11:52:01Z","timestamp":1649850721000},"score":1,"resource":{"primary":{"URL":"https:\/\/pnas.org\/doi\/full\/10.1073\/pnas.80.12.3873"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1983,6]]},"references-count":0,"journal-issue":{"issue":"12","published-print":{"date-parts":[[1983,6]]}},"alternative-id":["10.1073\/pnas.80.12.3873"],"URL":"https:\/\/doi.org\/10.1073\/pnas.80.12.3873","relation":{},"ISSN":["0027-8424","1091-6490"],"issn-type":[{"value":"0027-8424","type":"print"},{"value":"1091-6490","type":"electronic"}],"subject":[],"published":{"date-parts":[[1983,6]]},"assertion":[{"value":"1983-06-01","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}