全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Wolfgang Glasser , Ulrike Becker
来源:[J].Cellulose(IF 3.476), 1999, Vol.6 (4), pp.283-289Springer
摘要:Abstract(#br)Low molecular weight cellulose propionate (CP) segments were synthesized by depolymerization with HBr under esterification conditions using either a commercial CP with residual hydroxyl groups (DS OH ca. 0.4) or a tripropionate (CTP). The depolymerization using CTP y...
作者:... Marlene Grüneberg , Ulrike Becker , Christoph Syldatk
来源:[J].Biotechnology and Bioengineering(IF 3.648), 2006, Vol.95 (6), pp.1023-1031Wiley
摘要:Abstract(#br)Autolysis of riboflavin‐producing B. subtilis can be induced by pH, lack of carbon source, and the buffer system. Stress factors like temperature shift or oxygen dearth enhance the autolysis process. After cultivation of a riboflavin‐producing strain, the pH of ...
作者:Ulrike Becker
来源:[J].Journal of Special Education and Rehabilitation, 2014, Vol.15 (1-2), pp.24-42De Gruyter
摘要:Abstract Background: in Germany we may state that despite all efforts of inclusive education there is a tendency towards segregated education as far as “Emotional and Social Development” is concerned. In Berlin, the “Transition” project could be developed. By the help o...
作者:Wolfgang Glasser , Ulrike Becker
来源:[J].Cellulose(IF 3.476), 1999, Vol.6 (4), pp.283-289CrossRef
作者:Ulrike Becker , Uwe Sander
来源:[J].Sozial Extra, 2011, Vol.35 (5-6), pp.33-37Springer
摘要:Zusammenfassung(#br)Trebegänger, Bahnhofkids oder notorische Abhauer, für diese besonders ‚problematischen‘ Jugendlichen, deren ‚Hilfekarriere‘ schon eine beachtliche Odyssee durch die vielfältigen Maßnahmen der Hilfen zur Erziehung aufweist, soll die Kooperation z...
作者:Ulrike Becker , Aina Torrent-Lenzen
来源:[J].Lebende Sprachen, 2010, Vol.55 (1), pp.70-91De Gruyter
摘要:Abstract A Spanish negative sentence contains items and structures that create a suitable syntactic environment for items and item groups showing an inherent negative meaning. A large number of Spanish phraseologisms can only be used if a negation had been triggered in the s...

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