Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Todor Dobrev"'
Autor:
Ivan Tsranchev, Pavel Timonov, Svetlozar Spasov, Todor Dobrev, Stela Yancheva, Milena Gulinac, Antoaneta Fasova
Publikováno v:
Folia Medica, Vol 64, Iss 5, Pp 834-839 (2022)
Child abuse syndrome is a medico-social problem widely spread around the world, which includes a complex of clinically manifested forms of violence against children. This syndrome includes different forms of physical violence, sexual violence, neglec
Externí odkaz:
https://doaj.org/article/8077b428354c4b1285f9e076957d3643
Autor:
Kristina Hadzhieva, Plamena Dineva, Pavel Timonov, Ivan Tsranchev, Antoaneta Fasova, Todor Dobrev
Publikováno v:
Science & Research (2023)
By definition, ingestion of foreign bodies is a pathologic process in which these foreign bodies are swallowed and they enter the gastrointestinal tract through the mouth. This medical condition can provoke several life-threatening conditions and it
Externí odkaz:
https://doaj.org/article/0be629db265d41639499b72c04d50d91
The localization of autonomous vehicles requires, accurate tracking of its position and orientation in all conditions. As modern cities evolve localization would require a more precise accuracy that up to the level of centimetre and decimetre. One of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ad6ad02c672a6363dff43011d2d4c2f3
https://doi.org/10.3233/atde210022
https://doi.org/10.3233/atde210022
Publikováno v:
Applied Surface Science. 255:6641-6646
The machining response of amorphous and polycrystalline Ni-based alloys (Ni 78 B 14 Si 8 ) when subjected to micro-second and pico-second laser processing is investigated in this research. The shape and topography of craters created with single pulse
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5a14f42f4d1cbb26efb585a26aa28a6a
https://doi.org/10.1016/j.apsusc.2009.02.061
https://doi.org/10.1016/j.apsusc.2009.02.061
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture. 222:55-65
The major drawbacks of long-pulse laser milling are the deposition of debris on the target surface and the formation of recast layers. The removal of debris becomes very important when laser milling is employed as a technology for microstructuring an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d3f720daa7a029fb433d2e5d62d294f9
https://doi.org/10.1243/09544054jem843
https://doi.org/10.1243/09544054jem843
Autor:
Wilhelm Pfleging, Todor Dobrev, Steffen Scholz, Sven Ulrich, R. Kohler, Johannes Proell, Maika Torge, Heino Besser
Publikováno v:
MRS Proceedings. 1388
A comparative study for picosecond and nanosecond laser structuring was performed in order to identify structure geometries and dimensions that efficiently reduce the significant volume changes during electrochemical cycling of SnO2, a promising anod
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::96f124b174a193ad21cc15fd40a4e3ab
https://doi.org/10.1557/opl.2012.1174
https://doi.org/10.1557/opl.2012.1174
Autor:
Ekaterin Minev, Emmanuel Bruno Jean Paul Brousseau, Todor Dobrev, V. Velkova, Pierre Vella, Petko Vladev Petkov, Stefan Simeonov Dimov
Publikováno v:
Proceedings of the 8th International Conference on Multi-Material Micro Manufacture.
Emerging micro-engineered products tend to integrate a multitude of functionalities into single enclosures/packages. This trend for “function integration” has to be underpinned by manufacturing capabilities for “length-scale integration” at c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60bc7cd8224bf021c26f94b41e2e3082
https://doi.org/10.3850/978-981-07-0319-6_223
https://doi.org/10.3850/978-981-07-0319-6_223
Publikováno v:
SPIE Proceedings.
Metallic glasses have been preferred to crystalline alloys for applications in microelectronics mechanical systems and die components because of their ease of formability and excellent mechanical properties. This paper presents the machining response
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0083155dbc6061712204db13c9fcbb14
https://doi.org/10.1117/12.841545
https://doi.org/10.1117/12.841545
Autor:
Petko Vladev Petkov, Dimitris Karnakis, Stefan Simeonov Dimov, Graham Rutterford, Todor Dobrev, Martyn R. H. Knowles
Publikováno v:
Photon Processing in Microelectronics and Photonics V.
Laser milling of industrial materials like ceramics, dielectrics and metals is of significant commercial interest for microfabrication of micro-moulds and other micro-system devices. 2.5D laser machined structures were generated in alumina, tungsten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::df74c9cce1b03e313bd330eef08f2598
https://doi.org/10.1117/12.645711
https://doi.org/10.1117/12.645711
Autor:
M.R.H. Knowles, G. Rutterford, D. Karnakis, Stefan Simeonov Dimov, Todor Dobrev, Petko Vladev Petkov
Laser micro-milling of industrial materials like ceramics, dielectrics and metals is of significant commercial interest for fabrication of micro-moulds and other micro-system devices. 2.5D laser machined structures were generated in alumina, tungsten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce5ea80795473fb51068a93c02df8fdc
https://doi.org/10.1016/b978-008045263-0/50030-1
https://doi.org/10.1016/b978-008045263-0/50030-1