Sökning: onr:"swepub:oai:DiVA.org:uu-508166" > Unraveling the supe...
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000 | 03955naa a2200493 4500 | |
001 | oai:DiVA.org:uu-508166 | |
003 | SwePub | |
008 | 230821s2023 | |||||||||||000 ||eng| | |
024 | 7 | a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-5081662 URI |
024 | 7 | a https://doi.org/10.1016/j.scriptamat.2023.1155992 DOI |
040 | a (SwePub)uu | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a ref2 swepub-contenttype |
072 | 7 | a art2 swepub-publicationtype |
100 | 1 | a Hahn, R.u TU Wien, Christian Doppler Lab Surface Engn High Performan, Getreidemarkt 9, A-1060 Vienna, Austria.4 aut |
245 | 1 0 | a Unraveling the superlattice effect for hexagonal transition metal diboride coatings |
264 | 1 | b Elsevier,c 2023 |
338 | a electronic2 rdacarrier | |
520 | a Superlattice structures enable the simultaneous enhancement in hardness (H) and fracture toughness (KIC) of ceramic-like coatings. While a deeper understanding of this effect has been gained for fcc-structured transition metal nitrides (TMN), hardly any knowledge is available for hexagonal diborides (TMB2). Here we show that superlattices can-similarly to nitrides-increase the hardness and toughness of diboride films. For this purpose, we deposited TiB2/WB2 and TiB2/ZrB2 superlattices with different bilayer periods (?) by non-reactive sputtering. Nanoindentation and in-situ microcantilever bending tests yield a distinct H peak for the TiB2/WB2 system (45.5 & PLUSMN; 1.3 GPa for ? = 6 nm) but no increase in KIC related to a difference in shear moduli (112 GPa). Contrary, the TiB2/ZrB2 system shows no peak in H, but for KIC with 3.70 & PLUSMN; 0.26 MPa & BULL;m1/2 at ? = 4 nm originating from differences in lattice spacing (0.14 & ANGS;), hence causing coherent stresses retarding crack growth. | |
650 | 7 | a NATURVETENSKAPx Kemix Oorganisk kemi0 (SwePub)104042 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Chemical Sciencesx Inorganic Chemistry0 (SwePub)104042 hsv//eng |
650 | 7 | a TEKNIK OCH TEKNOLOGIERx Materialteknikx Annan materialteknik0 (SwePub)205992 hsv//swe |
650 | 7 | a ENGINEERING AND TECHNOLOGYx Materials Engineeringx Other Materials Engineering0 (SwePub)205992 hsv//eng |
653 | a Physical vapor deposition | |
653 | a Fracture toughness | |
653 | a Micromechanical testing | |
653 | a Diboride coatings | |
653 | a Superlattice | |
700 | 1 | a Tymoszuk, A. A.u TU Wien, Christian Doppler Lab Surface Engn High Performan, Getreidemarkt 9, A-1060 Vienna, Austria.4 aut |
700 | 1 | a Wojcik, T.u TU Wien, Christian Doppler Lab Surface Engn High Performan, Getreidemarkt 9, A-1060 Vienna, Austria.4 aut |
700 | 1 | a Ntemou, Eleniu Uppsala universitet,Tillämpad kärnfysik4 aut0 (Swepub:uu)elent817 |
700 | 1 | a Hunold, O.u Oerlikon Surface Solut AG, Oerlikon Balzers, FL-9496 Balzers, Liechtenstein.4 aut |
700 | 1 | a Polcik, P.u Plansee Composite Mat GmbH, D-86983 Lechbruck, Germany.4 aut |
700 | 1 | a Kolozsvari, S.u Plansee Composite Mat GmbH, D-86983 Lechbruck, Germany.4 aut |
700 | 1 | a Primetzhofer, Danielu Uppsala universitet,Tillämpad kärnfysik4 aut0 (Swepub:uu)danpr521 |
700 | 1 | a Mayrhofer, P. H.u TU Wien, Inst Mat Sci & Technol, A-1060 Vienna, Austria.4 aut |
700 | 1 | a Riedl, H.u TU Wien, Christian Doppler Lab Surface Engn High Performan, Getreidemarkt 9, A-1060 Vienna, Austria.;TU Wien, Inst Mat Sci & Technol, A-1060 Vienna, Austria.4 aut |
710 | 2 | a TU Wien, Christian Doppler Lab Surface Engn High Performan, Getreidemarkt 9, A-1060 Vienna, Austria.b Tillämpad kärnfysik4 org |
773 | 0 | t Scripta Materialiad : Elsevierg 235q 235x 1359-6462x 1872-8456 |
856 | 4 | u https://doi.org/10.1016/j.scriptamat.2023.115599y Fulltext |
856 | 4 | u https://uu.diva-portal.org/smash/get/diva2:1789946/FULLTEXT01.pdfx primaryx Raw objecty fulltext:print |
856 | 4 8 | u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-508166 |
856 | 4 8 | u https://doi.org/10.1016/j.scriptamat.2023.115599 |
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