WKB APPROXIMATION IN MULTIDIMENSIONAL PROBLEMS.RANFAGNI A.1977; PHYS. LETTERS, A; NETHERL.; DA. 1977; VOL. 62; NO 6; PP. 395-396; BIBL. 8 REF.Article

NON-RADIATIVE PROCESSES FOR COMPLEX POTENTIAL SURFACES. I: A SEMI-CLASSICAL FORMALISMENGLMAN R; RANFAGNI A.1980; PHYSICA B+C; ISSN 0378-4363; NLD; DA. 1980; VOL. 98; NO 3; PP. 151-160; BIBL. 30 REF.Article

ORIGIN OF THE TRIPLE DECAY-TIME IN THE LOW-ENERGY EMISSION OF KI:TL.RANFAGNI A; VILIANI G.1978; SOLID STATE COMMUNIC.; G.B.; DA. 1978; VOL. 25; NO 9; PP. 731-733; BIBL. 8 REF.Article

THE TUNNELING SPLITTING IN THE TX(EG+T_2G) JAHN-TELLER PROBLEM.RANFAGNI A; VILIANI G.1976; SOLID STATE COMMUNIC.; G.B.; DA. 1976; VOL. 20; NO 10; PP. 1005-1008; BIBL. 18 REF.Article

ABOUT SIMILARITY BETWEEN THE KCL:TL CRYSTALS AND AQUEOUS SOLUTIONS ABSORPTION SPECTRABACCI M; RANFAGNI A; VILIANI G et al.1981; J. PHYS. CHEM. SOLIDS; ISSN 0022-3697; USA; DA. 1981; VOL. 42; NO 11; PP. 1021-1022; BIBL. 19 REF.Article

INCLUSION OF NEIGHBOURING PATHS IN THE EVALUATION OF NON-RADIATIVE PROCESSES BY SEMICLASSICAL APPROXIMATIONSMUGNAI D; RANFAGNI A; ENGLMAN R et al.1983; PHYSICS LETTERS SECTION A; ISSN 0375-9601; NLD; DA. 1983; VOL. 94; NO 1; PP. 12-16; BIBL. 10 REF.Article

Complex classical trajectories in tunelling how instanton bounces can becomes real processesMUGNAI, D; RANFAGNI, A.Il Nuovo cimento. D. 1992, Vol 14, Num 5, pp 541-551, issn 0392-6737Article

EFFECT OF HYPERFINE-STRUCTURE INTERACTION IN THE EMISSION OF KI: TL.FONTANA MP; VILIANI G; BACCI M et al.1976; SOLID STATE COMMUNIC.; G.B.; DA. 1976; VOL. 18; NO 11-12; PP. 1615-1617; BIBL. 13 REF.Article

A DEVELOPMENT OF THE MOLECULAR-ORBITAL MODEL FOR KCL: TLBACCI M; DEL GIALLO F; PIERALLI F et al.1979; PHYSICA B+C; NLD; DA. 1979; VOL. 97; NO 2-3; PP. 165-171; BIBL. 28 REF.Article

TRAP-DEPTH TL⁺-LIKE PHOSPHORS DEDUCTION OF JAHN-TELLER COUPLING CONSTANTSMUGNAI D; RANFAGNI A; PILLA O et al.1980; SOLID STATE COMMUN.; ISSN 0038-1098; USA; DA. 1980; VOL. 35; NO 12; PP. 975-977; BIBL. 27 REF.Article

NONRADIATIVE TRANSITIONS IN COLOR CENTERS BY THE WKB APPROXIMATION.RANFAGNI A; VILIANI G; CETICA M et al.1977; PHYS. REV., B; U.S.A.; DA. 1977; VOL. 16; NO 2; PP. 890-894; BIBL. 21 REF.Article

JAHN-TELLER STRUCTURED EMISSION IN O_H SYMMETRY.BACCI M; BHATTACHARYYA BD; RANFAGNI A et al.1976; PHYS. LETTERS, A; NETHERL.; DA. 1976; VOL. 55; NO 8; PP. 489-490; BIBL. 4 REF.Article

Relaxation dynamics in color centers : classical and quantal descriptionsRANFAGNI, A; MUGNAI, D; ENGLMAN, R et al.The Journal of physics and chemistry of solids. 1990, Vol 51, Num 7, pp 653-662, issn 0022-3697, 10 p.Article

Relaxation along a single pathway in a quasicontinuum of modes: a trajectory treatment of the F_A(II) center in KCl:LiENGLMAN, R; RANFAGNI, A; AGRESTI, A et al.Physical review. B, Condensed matter. 1985, Vol 31, Num 10, pp 6766-6774, issn 0163-1829Article

Semiclassical treatments of non-radiative processesRANFAGNI, A; MUGNAI, D; ENGLMAN, R et al.Physics reports. 1984, Vol 108, Num 3, pp 165-216, issn 0370-1573Serial Issue

OPTICAL GAIN MEASUREMENTS IN DOPED ALKALIHALIDESPAZZI GP; BALDECCHI MG; FABENI P et al.1982; OPTICS COMMUNICATIONS; ISSN 0030-4018; NLD; DA. 1982; VOL. 43; NO 6; PP. 405-408; BIBL. 8 REF.Article

Tunnelling contribution in non-radiative processes = Contribution d'effet tunnel dans les processus non radiatifsENGLMAN, R; RANFAGNI, A; MUGNAI, D et al.Solid state communications. 1983, Vol 47, Num 9, pp 723-726, issn 0038-1098Article

Coherent bacterial fluorescence dynamics : a semiclassical modelENGLMAN, R; RANFAGNI, A; MUGNAI, D et al.Journal of luminescence. 1995, Vol 65, Num 2, pp 91-98, issn 0022-2313Article

How to employ microwaves for simulating quantum tunnellingMUGNAI, D; RANFAGNI, A; AGRESTI, A et al.Physics letters. A. 1993, Vol 175, Num 5, pp 334-340, issn 0375-9601Article

The role of the forerunner in the tunneling time determinationRANFAGNI, A; MUGNAI, D; AGRESTI, A et al.Physics letters. A. 1991, Vol 158, Num 3-4, pp 161-166, issn 0375-9601Article

NEGATIVE MAGNETIC CIRCULAR POLARIZATION IN THE EMISSION OF JAHN-TELLER SYSTEMSFABENI P; MUGNAI D; PAZZI GP et al.1979; PHYS. REV. B; ISSN 0163-1829; USA; DA. 1979; VOL. 20; NO 8; PP. 3315-3318; BIBL. 9 REF.Article

MAGNETIC CIRCULAR DICHROISM IN THE SPLIT ZERO-PHONON LINTE OF MGO:V²⁺.VILIANI G; MONTAGNA M; PILLA O et al.1978; J. PHYS. C; G.B.; DA. 1978; VOL. 11; NO 10; PP. L439-L443; BIBL. 13 REF.Article

Characteristic scales for dominated time evolutionSCHULMAN, L. S; RANFAGNI, A; MUGNAI, D et al.Physica scripta (Print). 1994, Vol 49, Num 5, pp 536-542, issn 0031-8949Article

Path-integral solution of the telegrapher equation : an application to the tunneling time determinationMUGNAI, D; RANFAGNI, A; RUGGERI, R et al.Physical review letters. 1992, Vol 68, Num 3, pp 259-262, issn 0031-9007Article

Ground and excited states of Tl⁺ impurity in KCl crystal by the use of the Green's function methodMORETTI, P; RANFAGNI, A; AGRESTI, A et al.Physica status solidi. B. Basic research. 1984, Vol 124, Num 1, pp 297-306, issn 0370-1972Article