Search: WFRF:(Dehghani Mohammad) > On the energetics o...
Fältnamn | Indikatorer | Metadata |
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000 | 03547naa a2200445 4500 | |
001 | oai:DiVA.org:kth-320672 | |
003 | SwePub | |
008 | 221102s2022 | |||||||||||000 ||eng| | |
024 | 7 | a https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-3206722 URI |
024 | 7 | a https://doi.org/10.1016/j.actamat.2022.1182682 DOI |
040 | a (SwePub)kth | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a ref2 swepub-contenttype |
072 | 7 | a art2 swepub-publicationtype |
100 | 1 | a Abdoshahi, Nedau Univ Leoben, Dept Mat Sci, Franz Josef Str 18, A-8700 Leoben, Austria.4 aut |
245 | 1 0 | a On the energetics of the cubic-to-hexagonal transformations in TiAl plus Mo alloys |
264 | 1 | b Elsevier BV,c 2022 |
338 | a print2 rdacarrier | |
500 | a QC 20221102 | |
520 | a Diffusionless transformations allow access to metastable phases and enrich the materials design portfolio. They are well suited for atomistic modeling; nonetheless, they are challenging when involving disordered systems or alloys with complex compositions. This work presents a comprehensive study of transforma-tion energetics between bcc and hcp ordered and disordered phases in the TiAl+Mo model alloy system. By employing two complementary techniques I. VASP-SQS, and II. EMTO-CPA, we can show that chemical disorder flattens the energy landscape but may introduce a small barrier. Unlike that, the energetics of ordered phases are barrier-less and hence would suggest a spontaneous transformation. Finally, we show that Mo stabilizes the bcc phases, leading to a barrier-less transformation hcp -+ bcc for both ordered and disordered states when Mo content exceeds ti 12 at.%. | |
650 | 7 | a TEKNIK OCH TEKNOLOGIERx Materialteknikx Metallurgi och metalliska material0 (SwePub)205062 hsv//swe |
650 | 7 | a ENGINEERING AND TECHNOLOGYx Materials Engineeringx Metallurgy and Metallic Materials0 (SwePub)205062 hsv//eng |
650 | 7 | a NATURVETENSKAPx Fysikx Den kondenserade materiens fysik0 (SwePub)103042 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Physical Sciencesx Condensed Matter Physics0 (SwePub)103042 hsv//eng |
653 | a Density functional theory | |
653 | a TiAl | |
653 | a Martensitic transformations | |
653 | a Diffusionless transformations | |
700 | 1 | a Dehghani, Mohammadu Mat Ctr Leoben Forsch GmbH, Roseggerstr 12, A-8700 Leoben, Austria.4 aut |
700 | 1 | a Ruban, Andrei V.u KTH,Strukturer,Mat Ctr Leoben Forsch GmbH, Roseggerstr 12, A-8700 Leoben, Austria.4 aut0 (Swepub:kth)u1uo08he |
700 | 1 | a Friak, Martinu Czech Acad Sci, Inst Phys Mat, Zizkova 22, CZ-61662 Brno, Czech Republic.;Brno Univ Technol, Fac Mech Engn, Inst Mat Sci & Engn, Tech 2896-2, CZ-61669 Brno, Czech Republic.4 aut |
700 | 1 | a Sob, Mojmiru Czech Acad Sci, Inst Phys Mat, Zizkova 22, CZ-61662 Brno, Czech Republic.;Masaryk Univ, Fac Sci, Dept Chem, Kotlarska 2, CZ-61137 Brno, Czech Republic.4 aut |
700 | 1 | a Spitaler, Juergenu Mat Ctr Leoben Forsch GmbH, Roseggerstr 12, A-8700 Leoben, Austria.4 aut |
700 | 1 | a Holec, Davidu Univ Leoben, Dept Mat Sci, Franz Josef Str 18, A-8700 Leoben, Austria.4 aut |
710 | 2 | a Univ Leoben, Dept Mat Sci, Franz Josef Str 18, A-8700 Leoben, Austria.b Mat Ctr Leoben Forsch GmbH, Roseggerstr 12, A-8700 Leoben, Austria.4 org |
773 | 0 | t Acta Materialiad : Elsevier BVg 240q 240x 1359-6454x 1873-2453 |
856 | 4 | u https://doi.org/10.1016/j.actamat.2022.118268y Fulltext |
856 | 4 8 | u https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-320672 |
856 | 4 8 | u https://doi.org/10.1016/j.actamat.2022.118268 |
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