Boron Nitride with Packets of Nanotubes for Microcomposite Ceramics; Refractories and Industrial Ceramics; Vol. 41, N 11-12
| Источник: | Refractories and Industrial Ceramics.— , 2000 Vol. 41, N 11-12.— 2000.— P. 440-443 |
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| Другие авторы: | , , , |
| Примечания: | The possibility of creating microcomposite technical ceramics based on boron pyronitride (BPN) with nanotubes and packets of nanotubes providing a high microplasticity is considered. It is shown that the irradiation by nanosecond proton-ion beams with a high powder density promotes the growth of wurtzite-like BPN based on self-organizing mesoscopic (SOM) particles, SOM-blocks, and nanocrystalline particles. The sizes of SOM-particles and SOM-blocks of the initial and irradiated BPN are determined. The self-organization of nanotubes outside the zone of irradiation has a spiral cyclic nature and is caused by shear deformations of the layers composed of SOM-blocks. Tubes inclined to the surface with symmetry axes of the fifth order and packets of nanotubes of a disk shape are observed. The obtained micrographs are compared with model forms of manifestation of spiral cyclic structures В фонде НТБ ТПУ отсутствует |
| Язык: | английский |
| Опубликовано: |
2000
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| Предметы: | |
| Формат: | Статья |
| Запись в KOHA: | https://koha.lib.tpu.ru/cgi-bin/koha/opac-detail.pl?biblionumber=596112 |