Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Otto Lorenz"'
Publikováno v:
NeoBiota, Vol 20, Iss 0, Pp 49-59 (2014)
A hybrid form of tilapia was introduced into Port Sulphur, Louisiana and was subsequently managed by treatment with rotenone and stocking of native predatory fishes. Measurements of tilapia from before this management event were compared to measureme
Externí odkaz:
https://doaj.org/article/6d00e808972f4ed896a8054d75bc5e3b
Autor:
Otto Lorenz
Publikováno v:
Arbitrium. 11
Autor:
Otto Lorenz
Publikováno v:
Literaturkritik — Anspruch und Wirklichkeit ISBN: 9783476007278
In der deutschen Literaturgeschichte ist die Gewaltenteilung[1] zwischen poetologischer Normsetzung, dichterischer Kunstubung und kritischer Vermittlung nie strikt eingehalten worden. Ebensowenig wie Gattungstheoretiker akzeptierten Schriftsteller un
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5914c4b0ba749e5cbac43d486f64d9b8
https://doi.org/10.1007/978-3-476-05557-6_31
https://doi.org/10.1007/978-3-476-05557-6_31
Publikováno v:
Journal of Applied Polymer Science. 8:2909-2922
Sol fraction and swelling values have been determined for a series of natural rubber–sulfur–diphenylguanidine vulcanizates. These data have been analyzed in terms of the Charlesby and Pinner gel network formation theory with a view to estimating
Autor:
Otto Lorenz, C. R. Parks
Publikováno v:
Rubber Chemistry and Technology. 35:676-683
Three types of p-phenylenediamine derivatives used extensively as antioxidants and antiozonants in rubber compounds are N,N′-di-sec-alkyl-, N-sec-alkyl-N′-aryl-, and N,N′-diaryl-p-phenylenediamines. Available methods for these compounds are bas
Autor:
Walter Scheele, Otto Lorenz
Publikováno v:
Rubber Chemistry and Technology. 29:901-916
The vulcanization of natural rubber by benzoyl peroxide between 110° and 50° C has been investigated. The analysis of the kinetics has led to the following results: 1. The benzoyl peroxide concentration decreases at all temperatures according to a
Publikováno v:
Rubber Chemistry and Technology. 29:29-36
The present paper, which relates again to the problem of the kinetics of thiuram vulcanization, has led to the following results : 1. The velocity constants kTD of the interaction of tetramethyl-, tetraethyl-, and tetrapropylthiuram disulfides with n
Publikováno v:
Rubber Chemistry and Technology. 29:1-14
The present paper, which is concerned with the clarification of the mechanism of thiuram vulcanization, although the studies are still in progress, nevertheless leads us to the following fundamental facts. 1. In the vulcanization of natural rubber by