Vertical floating zone crystal growth of R2PdSi3 intermetallic compounds (R=Pr and Nd)

Yi Ku Xu, Lin Liu, Wolfgang Löser, Matthias Frontzek

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

The class of R2PdSi3 single crystals (R= rare earth element) with hexagonal AlB2-type crystallographic structure reveals the systematic dependence of anisotropic magnetic properties governed by the interplay of crystal-electric field effects and magnetic two-ion interactions. Here we compare the floating zone (FZ) crystal growth with radiation heating of compounds Pr2PdSi3 and Nd2PdSi3. The congruent melting behavior enabled moderate growth velocities of 3 to 5 mmh-1. The preferred growth directions are close to the basal plane of the hexagonal unit cell. The composition of the crystals, is slightly Pd-depleted with respect to the nominal composition 16.7 at.% Pd. The Pr2PdSi3 compound exhibit antiferromagnetic order below the Néel temperatures Tn: 2.17 K and Nd2PdSÍ3 compound order ferromagnetically below the Curie temperature Tc= 15.1 K.

Original languageEnglish
Title of host publicationAdvanced Technologies in Manufacturing, Engineering and Materials
Pages720-724
Number of pages5
DOIs
StatePublished - 2013
Event2013 International Forum on Mechanical and Material Engineering, IFMME 2013 - Guangzhou, China
Duration: Jun 13 2013Jun 14 2013

Publication series

NameAdvanced Materials Research
Volume774-776
ISSN (Print)1022-6680

Conference

Conference2013 International Forum on Mechanical and Material Engineering, IFMME 2013
Country/TerritoryChina
CityGuangzhou
Period06/13/1306/14/13

Keywords

  • Floating zone technique
  • Magnetic property
  • Rare earth compounds
  • Single crystal growth

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