PHONON DISPERSION AND SYMMETRY OF SOLID-J₂FALTER C.1973; Z. PHYS.; DTSCH.; DA. 1973; VOL. 258; NO 3; PP. 263-276; BIBL. 15 REF.Serial Issue

A DIRECT APPROACH TO THE DENSITY RESPONSE IN LATTICE DYNAMICS.FALTER C.1978; SOLID STATE COMMUNIC.; G.B.; DA. 1978; VOL. 25; NO 9; PP. 685-688; BIBL. 13 REF.Article

EFFECTIVE ION INTERACTION AND FORCE CONSTANTS IN DEFECT CRYSTALSFALTER C; SELMKE M.1980; PHYS. REV. B; ISSN 0163-1829; USA; DA. 1980; VOL. 21; NO 6; PP. 2078-2089; BIBL. 26 REF.Article

DETERMINATION OF THE HIGH-TEMPERATURE BULK MODULUS FROM SELF-DIFFUSION EXPERIMENTS DEMONSTRATED FOR TUNGSTEN = DETERMINATION DE LA COMPRESSIBILITE A HAUTE TEMPERATURE A PARTIR D'EXPERIENCES D'AUTO-DIFFUSION, DEMONSTRATION POUR LE TUNGSTENEFALTER C; ZIERAU W.1980; J. APPL. PHYS.; ISSN 0021-8979; USA; DA. 1980; VOL. 51; NO 4; PP. 2070-2073; BIBL. 22 REF.Article

A unifying approach to lattice dynamical and electronic properties of solidsFALTER, C.Physics reports. 1988, Vol 164, Num 1-2, pp 1-117, issn 0370-1573Article

RENORMALIZATION OF THE DIELECTRIC RESPONSE WITH APPLICATIONS TO EFFECTIVE ION INTERACTIONS AND PHONONS = RENORMALISATION DE LA REPONSE DIELECTRIQUE AVEC APPLICATIONS AUX INTERACTIONS IONIQUES EFFECTIVES ET AUX PHONONSFALTER C; SELMKE M.1981; PHYS. REV. B; ISSN 0163-1829; USA; DA. 1981; VOL. 24; NO 2; PP. 586-594; BIBL. 12 REF.Article

DENSITY RESPONSE AND LOCAL FIELD EFFECT IN THE TIGHT BINDING LIMITFALTER C; SELMKE M.1980; SOLID STATE COMMUN.; ISSN 0038-1098; USA; DA. 1980; VOL. 33; NO 6; PP. 667-669; BIBL. 13 REF.Article

RENORMALIZATION OF THE DIELECTRIC FUNCTION AND ITS APPLICATIONSFALTER C; LUDWIG W; SELMKE M et al.1981; PHYS. LETT. SECT. A; ISSN 0375-9601; NLD; DA. 1981; VOL. 82; NO 4; PP. 195-199; BIBL. 8 REF.Article

ON THE MICROSCOPIC THEORY OF PHONON ANOMALIES AND ITS RELATION TO T_CFALTER C; LUDWIG W; SELMKE M et al.1981; PHYS. LETT. SECT. A; ISSN 0375-9601; NLD; DA. 1981; VOL. 85; NO 5; PP. 285-289; BIBL. 10 REF.Article

ON THE ENERGY OF FORMATION OF DEFECTSFALTER C; ZIERAU W; VAROTSOS P et al.1978; SOLID STATE COMMUNIC.; GBR; DA. 1978; VOL. 27; NO 4; PP. 401-404; BIBL. 10 REF.Article

SUMMATION OF COULOMBIC INTERACTIONS IN A GAUSSIAN BASISFALTER C; SELMKE M; ZIERAU W et al.1980; PHYS. LETT. SECT. A; ISSN 0375-9601; NLD; DA. 1980; VOL. 77; NO 1; PP. 65-69; BIBL. 9 REF.Article

ACTIVATION VOLUME FOR SELF-DIFFUSION AND FOR THE DIFFUSION OF IMPURITIES IN LEAD = VOLUME D'ACTIVATION POUR L'AUTODIFFUSION ET LA DIFFUSION D'IMPURETES DANS LE PLOMBFALTER C; ZIERAU W; VAROTSOS P et al.1979; J. APPL. PHYS.; ISSN 0021-8979; USA; DA. 1979; VOL. 50; NO 9; PP. 5764-5767; BIBL. 25 REF.Article

ON A NEW ANALYSIS OF THE DIFFUSION DATA IN SODIUM UNDER PRESSURE.VAROTSOS P; LUDWIG W; FALTER C et al.1978; J. PHYS. C; G.B.; DA. 1978; VOL. 11; NO 8; PP. L311-L315; BIBL. 14 REF.Article

Symmetries in physics: group theroy applied to physical problemsLUDWIG, W; FALTER, C.Springer series in solid-state sciences. 1988, Vol 64, issn 0171-1873, XI-461 pSerial Issue

A MODEL CASE STUDY OF THE LA-2/3 (1,1,1) ANOMALY IN BCC STRUCTUREFALTER C; LUDWIG W; ZIERAU W et al.1983; PHYSICS LETTERS SECTION A; ISSN 0375-9601; NLD; DA. 1983; VOL. 93; NO 6; PP. 298-302; BIBL. 8 REF.Article

THE LA-2/3 (1,1,1) ANOMALY IN BCC STRUCTUREFALTER C; LUDWIG W; SELMKE M et al.1982; PHYS. LETT. SECT. A; ISSN 0375-9601; NLD; DA. 1982; VOL. 90; NO 5; PP. 250-252; BIBL. 12 REF.Article

THE INFLUENCE OF ELECTRONIC STRUCTURE ON FORCE-CONSTANTS AND PHONON-RENORMALIZATIONFALTER C; LUDWIG W; SELMKE M et al.1982; SOLID STATE COMMUNICATIONS; ISSN 0038-1098; USA; DA. 1982; VOL. 44; NO 2; PP. 123-128; BIBL. 25 REF.Article

Theoretical evidence for c-axis phonon-plasmon coupling and phonon renormalization in La₂CuO₄FALTER, C; KLENNER, M.Journal of superconductivity. 1995, Vol 8, Num 6, pp 783-784, issn 0896-1107Article

APPROXIMATIVE INVERSION OF THE DIELECTRIC MATRIX.VIEFHUES H; FALTER C; LUDWIG W et al.1978; PHYS. LETTERS, A; NLD; DA. 1978; VOL. 66; NO 5; PP. 404-406; BIBL. 6 REF.Article

Nonlocal electron-phonon interaction effects in La₂CuO₄FALTER, C; KLENNER, M; LUDWIG, W et al.Physics letters. A. 1992, Vol 165, Num 3, pp 260-265, issn 0375-9601Article

Temperature dependence of band gaps in Si and Ge in the quasi-ion modelKLENNER, M; FALTER, C; LUDWIG, W et al.Annalen der Physik (Leipzig). 1992, Vol 1, Num 1, pp 34-38, issn 0003-3804Article

A symmetry conserving orthonormalisation methodSELMKE, M; FALTER, C; LUDWIG, W et al.Journal of physics. C. Solid state physics. 1984, Vol 17, Num 36, pp 6649-6661, issn 0022-3719Article

An alternative definition of ionicity on a microscope scaleFALTER, C; LUDWIG, W; SELMKE, M et al.Physics letters. A. 1984, Vol 105, Num 3, pp 139-144, issn 0375-9601Article

Screening and phonon-plasmon scenario as calculated from a realistic electronic bandstructure based on LDA for La₂CuO₄FALTER, C; KLENNER, M; HOFFMANN, G. A et al.Physica status solidi. B. Basic research. 1998, Vol 209, Num 2, pp 235-266, issn 0370-1972Article

Effect of charge fluctuations on the phonon dispersion and electron-phonon interaction in La₂CuO₄FALTER, C; KLENNER, M; LUDWIG, W et al.Physical review. B, Condensed matter. 1993, Vol 47, Num 9, pp 5390-5404, issn 0163-1829Article