Enhanced grain surface effect on magnetic properties of nanometric La0.7 Ca0.3 MnO3 manganite: Evidence of surface spin freezing of manganite nanoparticles

Journal of Applied Physics

Volumn 104, Issue 10, 2008, Pages

  Dey, P ^a   Nath, T K ^a   Manna, P K ^b   Yusuf, S M ^b  

^a INDIAN INSTITUTE OF TECHNOLOGY   (India)

^b BHABHA ATOMIC RESEARCH CENTRE   (India)

Author keywords

[No Author keywords available]

Indexed keywords

FREEZING; GRAIN SIZE AND SHAPE; MAGNETIC PROPERTIES; NANOPARTICLES; OXIDE MINERALS; PHASE SEPARATION; PLASMAS; SELF PHASE MODULATION; SPIN DYNAMICS; SPIN GLASS; STATISTICAL PROCESS CONTROL; SUPERPARAMAGNETISM;

AVERAGE PARTICLE SIZES; CORE PARTICLES; DC MAGNETIZATIONS; DISORDERED STATES; FREEZING PHENOMENONS; FROZEN STATES; GLASSY BEHAVIORS; GRAIN SURFACES; HIGH TEMPERATURES; LOW TEMPERATURES; MAGNETIC INTERACTIONS; MAGNETIC PHASE SEPARATIONS; NANOMETRIC; NANOMETRIC GRAIN SIZES; RELAXATION MEASUREMENTS; RELAXATION RATES; SUPERPARAMAGNETIC; SURFACE REGIONS; SURFACE SPINS; TEMPERATURE DEPENDENCES; TOPOLOGICAL DISORDERS; WAITING TIMES;

MAGNETIC MATERIALS;

EID: 57049090522     PISSN: 00218979     EISSN: None     Source Type: Journal    
DOI: 10.1063/1.3020524     Document Type: Article

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