EVIDENCE OF A KONDO SCALE FROM THE TEMPERATURE-DEPENDENCE OF INVERSE PHOTOEMISSION SPECTROSCOPY OF CEPD3

被引:59
作者
MALTERRE, D
GRIONI, M
WEIBEL, P
DARDEL, B
BAER, Y
机构
[1] Institut de Physique, Université de Neuchĝtel
关键词
D O I
10.1103/PhysRevLett.68.2656
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Inverse photoemission spectra have been measured as a function of temperature in CePd3. Although the experimental energy resolution is 1 order or magnitude larger than the characteristic thermodynamic energy scale of this system, a temperature dependence of the spectral function is observed. This result proves that high-energy spectroscopies are sensitive to the breakdown of the Kondo state as the low-lying magnetic states become thermally populated.
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页码:2656 / 2659
页数:4
相关论文
共 27 条
[1]   THE MAGNETIC-BEHAVIOR OF CEPD3 AT LOW-TEMPERATURES [J].
AARTS, J ;
DEBOER, FR ;
DECHATEL, PF ;
MENOVSKY, A .
SOLID STATE COMMUNICATIONS, 1985, 56 (07) :623-626
[2]   ELECTRONIC-STRUCTURE OF CERIUM AND LIGHT RARE-EARTH INTERMETALLICS [J].
ALLEN, JW ;
OH, SJ ;
GUNNARSSON, O ;
SCHONHAMMER, K ;
MAPLE, MB ;
TORIKACHVILI, MS ;
LINDAU, I .
ADVANCES IN PHYSICS, 1986, 35 (03) :275-316
[3]   SURFACE ELECTRONIC-STRUCTURE OF CE IN THE ALPHA-PHASE AND GAMMA-PHASE [J].
BAER, Y ;
GRIONI, M ;
MALTERRE, D ;
SCHNEIDER, WD .
PHYSICAL REVIEW B, 1991, 44 (16) :9108-9109
[4]   PHOTO-ELECTRON AND BREMSSTRAHLUNG-ISOCHROMAT STUDIES OF 4F LEVELS IN GAMMA-CE, CEAL3, CESN3, AND CEPD3 [J].
BAER, Y ;
OTT, HR ;
FUGGLE, JC ;
DELONG, LE .
PHYSICAL REVIEW B, 1981, 24 (09) :5384-5387
[5]   THERMODYNAMIC, TRANSPORT, AND EXCITATION PROPERTIES OF CE IMPURITIES IN A MODEL METAL - KONDO RESONANCE AND UNIVERSALITY IN THE MIXED-VALENT REGIME [J].
BICKERS, NE ;
COX, DL ;
WILKINS, JW .
PHYSICAL REVIEW LETTERS, 1985, 54 (03) :230-233
[6]   SELF-CONSISTENT LARGE-N EXPANSION FOR NORMAL-STATE PROPERTIES OF DILUTE MAGNETIC-ALLOYS [J].
BICKERS, NE ;
COX, DL ;
WILKINS, JW .
PHYSICAL REVIEW B, 1987, 36 (04) :2036-2079
[7]   SURFACE ELECTRONIC-STRUCTURE OF CE IN THE ALPHA AND GAMMA-PHASE [J].
ERIKSSON, O ;
ALBERS, RC ;
BORING, AM ;
FERNANDO, GW ;
HAO, YG ;
COOPER, BR .
PHYSICAL REVIEW B, 1991, 43 (04) :3137-3142
[8]   ELECTRONIC-STRUCTURE OF CE AND ITS INTERMETALLIC COMPOUNDS [J].
FUGGLE, JC ;
HILLEBRECHT, FU ;
ZOLNIEREK, Z ;
LASSER, R ;
FREIBURG, C ;
GUNNARSSON, O ;
SCHONHAMMER, K .
PHYSICAL REVIEW B, 1983, 27 (12) :7330-7341
[9]  
FULDE P, 1984, PROG THEOR PHYS SUPP, V80, P47
[10]   SPECTRAL PROPERTIES OF THE ANDERSON MODEL [J].
GREWE, N .
ZEITSCHRIFT FUR PHYSIK B-CONDENSED MATTER, 1983, 53 (04) :271-282