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127.730  Articles
1 of 12.773 pages  |  10  records  |  more records»
This study deals with the examination of total aescin content in flowers and seeds of Aesculus hippocastanum L. and Aesculus x carnea Hayne (Hippocastanaceae), collected in urban areas, as well as the content of Pb, Cd and Hg as an indicator of potential ... see more

Während der dritten Reihenuntersuchung in der Freien und Hansestadt Hamburg an Aesculus spp. wurden 94 Rosskastanien der Arten A. hippocastanum und A. carnea auf die Phytopathogene Pseudomonas syringae pv. aesculi und Phytophthora spp. untersucht. Die Bäu... see more

The corrosion of Hastelloy S, Hastelloy X, Haynes 230, Hastelloy N, Hastelloy G35 and Hastelloy C2000 alloys was studied in KCl–AlCl3 melts at 550 °?. The rates and the mechanisms of corrosion of the studied materials were determined. The processes taking... see more

Magnetic nanoparticles are widely used in areas such as biosensors, data storage devices, waste water treatment and biomedicine due to their biocompatibility and low toxicity. In this study, biosynthesis of the CoFe2O4 nanoparticle (NP) was carried out u... see more

Magnetic nanoparticles are widely used in areas such as biosensors, data storage devices, waste water treatment and biomedicine due to their biocompatibility and low toxicity. In this study, biosynthesis of the CoFe2O4 nanoparticle (NP) was carried out u... see more

Công ngh? in 3D là m?t công ngh? s?n xu?t tiên ti?n du?c s? d?ng d? ch? t?o các chi ti?t b?ng cách x?p t?ng l?p v?t li?u tr?c ti?p t? d? li?u thi?t k? CAD (Computer Aided Design). Trong dó, phuong pháp FDM (Fused Deposition Modeling) là m?t trong nh?ng ph... see more

Trong bài báo này chúng tôi t?p trung nghiên c?u và t?ng h?p màng m?ng Ti-SiO2 cho ?ng d?ng làm màng ch?ng ph?n x?. Các màng Ti-SiO2 du?c ch? t?o trên d? kính b?ng phuong pháp in g?t k?t h?p v?i x? lý nhi?t. Các màng Ti-SiO2 thu du?c sau khi ch? t?o là h?... see more

Trong nh?ng nam qua, các quy d?nh v? dào t?o và sát h?ch c?p gi?y phép lái xe ô tô t?i nu?c ta dã liên t?c du?c thay d?i. Tuy nhiên, nh?ng thay d?i này có giúp nâng cao ch?t lu?ng hay không thì v?n còn là m?t câu h?i. Bài vi?t này phân tích và th?o lu?n v... see more

Trong nghiên c?u này chúng tôi gi?i thi?u k?t qu? kh?o sát ?nh hu?ng c?a d? pH c?a MR lên ph? tán x? Raman tang cu?ng b? m?t (SERS) khi chúng h?p ph? trên d? nano b?c d?ng c?u (Ag-NPs) và d?ng t?m vuông (Ag-PS). Các nano b?c d?ng t?m vuông du?c ch? t?o b?... see more

1 of 12.773 pages  |  10  records  |  more records»