Giant negative thermal expansion covering room temperature in nanocrystalline GaNxMn3

JC Lin, P Tong, XJ Zhou, H Lin, YW Ding… - Applied Physics …, 2015 - pubs.aip.org
Nanocrystalline antiperovskite GaN x Mn 3 powders were prepared by mechanically milling.
The micrograin GaN x Mn 3 exhibits an abrupt volume contraction at the antiferromagnetic …

Magnetic and transport properties of nanocrystalline Nd0. 5Sr0. 5MnO3

A Biswas, I Das - Journal of Applied Physics, 2007 - pubs.aip.org
Nanocrystalline Nd 0.5 Sr 0.5 MnO 3 of average particle size 30 and 55 nm are prepared by
the sol-gel technique. Transport, magnetotransport, magnetization, specific heat, and current …

Magnetic structure and properties of the compositionally complex perovskite (Y 0.2 La 0.2 Pr 0.2 Nd 0.2 Tb 0.2) MnO 3

ND Arndt, BL Musicó, K Parui, K Sahebkar… - Journal of Materials …, 2024 - pubs.rsc.org
Large configurational disorder in compositionally complex ceramics can lead to unique
functional properties that deviate from traditional rules of alloy mixing. In recent years …

Field induced ferromagnetic phase transition and large magnetocaloric effect in Sm0. 55Sr0. 45MnO3 phase separated manganites

SK Giri, P Dasgupta, A Poddar, AK Nigam… - Journal of alloys and …, 2014 - Elsevier
This paper reports about the magnetocaloric effect and relative cooling power based on the
first order magnetic phase transition in Sm 0.55 Sr 0.45 MnO 3 polycrystalline phase …

Investigating the Size and Microstrain Influence in the Magnetic Order/Disorder State of GdCu2 Nanoparticles

E M. Jefremovas, J Alonso, M De la Fuente Rodríguez… - Nanomaterials, 2020 - mdpi.com
A series of GdCu 2 nanoparticles with controlled sizes ranging from 7 nm to 40 nm has been
produced via high-energy inert-gas ball milling. Rietveld refinements on the X-ray diffraction …

Magnetocaloric properties of nanocrystalline Pr0. 65 (Ca0. 6Sr0. 4) 0.35 MnO3

A Biswas, T Samanta, S Banerjee, I Das - Journal of Applied Physics, 2008 - pubs.aip.org
The coexistence of the charge-ordered phase and the ferromagnetic phase has a strong
effect on the magnetocaloric property of the nanocrystalline Pr 0.65 (Ca 0.6 Sr 0.4) 0.35 MnO …

Magnetic phase diagram of superantiferromagnetic TbCu2 nanoparticles

C Echevarria-Bonet, DP Rojas, JI Espeso… - Journal of Physics …, 2015 - iopscience.iop.org
The structural state and static and dynamic magnetic properties of TbCu 2 nanoparticles are
reported to be produced by mechanical milling under inert atmosphere. The randomly …

Magnetism and magnetocaloric effect in nanocrystalline La0. 67Ca0. 33Mn0. 9V0. 1O3 synthesized by nebulized spray pyrolysis

P Nisha, SS Pillai, A Darbandi, A Misra… - Journal of Physics D …, 2010 - iopscience.iop.org
Abstract Vanadium (V) substituted La 0.67 Ca 0.33 MnO 3 was synthesized in the
nanocrystalline form using nebulized spray pyrolysis. Highly uniform nanoparticles of …

Size effects in the magnetic behaviour of TbAl2 milled alloys

DP Rojas, LF Barquín, JR Fernández… - Journal of Physics …, 2007 - iopscience.iop.org
The study of the magnetic properties depending upon mechanical milling of the
ferromagnetic polycrystalline TbAl 2 material is reported. Rietveld analysis of the x-ray …

Reduction of the Yb valence in nanoparticles

DP Rojas, L Fernández Barquín, JI Espeso… - Physical Review B …, 2008 - APS
Measurements of specific heat, dc magnetic susceptibility, and Yb L II and L III x-ray
absorption near-edge structure (XANES) and extended x-ray absorption fine structure …