A DISORDERED ISING MODEL WITH INTERNAL DEGREES OF FREEDOM = MODELE D'ISING ALEATOIRE A DEGRES INTERNES DE LIBERTEFREUDENHAMMER A.1980; Z. PHYS. B; ISSN 0340-224X; DEU; DA. 1980-1981; VOL. 40; NO 1-2; PP. 111-116; BIBL. 8 REF.Article

Eigenresonance states in the Kronig-Penney modelFREUDENHAMMER, A.Zeitschrift für Physik. B, Condensed matter. 1994, Vol 95, Num 4, pp 461-467, issn 0722-3277Article

Ising spin system with a rectangular distribution of internal energy parametersFREUDENHAMMER, A.Zeitschrift für Physik. B, Condensed matter. 1985, Vol 60, Num 1, pp 57-60, issn 0722-3277Article

ON THE 1/T BEHAVIOUR OF THE SPECIFIC HEAT OF A RKKY ISING SPIN GLASSFREUDENHAMMER A; DEUTGES D.1979; PHYS. STATUS SOLIDI (B), BASIC RES.; ISSN 0370-1972; DDR; DA. 1979; VOL. 95; NO 1; PP. K55-K59; BIBL. 12 REF.Article

ZUR KONVERGENZ DER NUMERISCHEN BERECHNUNG VON ENERGIEEIGENWERTEN MIT HILFE DER WEGINTEGRALMETHODE. = SUR LA CONVERGENCE DU CALCUL NUMERIQUE DE VALEURS PROPRES DE L'ENERGIE AU MOYEN DE LA METHODE DES INTEGRALES DE PARCOURSFREUDENHAMMER A; SIMON G.1974; Z. NATURFORSCH., A; DTSCH.; DA. 1974; VOL. 29; NO 12; PP. 1860-1862; ABS. ANGL.; BIBL. 9 REF.Article

SPIN GLASS TRANSITION: A DYNAMICAL INSTABILITYDEUTGES D; FREUDENHAMMER A; HEBER G et al.1978; PHYS. STATUS SOLIDI, B; DDR; DA. 1978; VOL. 90; NO 2; PP. 475-485; ABS. GER; BIBL. 13 REF.Article

DYNAMICS OF TWO-SPIN CLUSTER IN SPIN GLASS. I: SIMPLE MODEL CALCULATION FOR REMANENT MAGNETIZATIONNARA S; FREUDENHAMMER A; HEBER G et al.1981; PHYS. STATUS SOLIDI (B), BASIC RES.; ISSN 0370-1972; DDR; DA. 1981; VOL. 108; NO 2; PP. 389-398; ABS. GER; BIBL. 17 REF.Article

DYNAMICS OF TWO-SPIN CLUSTER IN SPIN GLASS. PT. 1:SIMPLE MODEL CALCULATION FOR REMANENT MAGNETIZATIONNARA S; FREUDENHAMMER A; HEBER G et al.1981; PHYS. STATUS SOLIDI (B), BASIC RES.; DDR; DA. 1981-12; VOL. 108; NO 2; PP. 389-398; BIBL. 17 REF.Article

ON THE CONVERSION TEMPERATURE OF CLEAVED STEPPED SI(111) SURFACESFREUDENHAMMER A; WOENCH W; AUER PP et al.1980; J. PHYS. C: SOLID STATE PHYS.; ISSN 0022-3719; GBR; DA. 1980; VOL. 13; NO 23; PP. 4407-4417; BIBL. 14 REF.Article