An approach to estimate the energy of the intramolecular hydrogen bond von Lipkowski, P, Koll, A, Karpfen, A, Wolschann, P

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Bifunctional influence of 3-chloro substitution on structural and energetic characteristics of N-methyl-salicylidene imines von Koll, A., Janski, J., Karpfen, A., Wolschann, P.

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Nonconventional Hydrogen Bonding between Clusters of Gold and Hydrogen Fluoride von Kryachko, E. S, Karpfen, A, Remacle, F

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Intramolecular hydrogen bond in molecular and proton-transfer forms of Schiff bases von Filarowski, A, Koll, A, Karpfen, A, Wolschann, P

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The torsional potential in 2,2′-bipyrrole revisited: High-level ab initio and DFT results von Sancho-Garcı́a, J.C., Karpfen, A.

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Charge-Transfer Complexes between NH3 and the Halogens F2, ClF, and Cl2:  An ab Initio Study on the Intermolecular Interaction von Karpfen, Alfred

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Steric enhancement of the strength of intramolecular hydrogen bond in 3-Cl substituted 2-( N-dimethylaminomethyl) phenols von Lipkowski, P, Koll, A, Karpfen, A, Wolschann, P

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The intermolecular interaction in the charge-transfer complexes between amines and halogens: A theoretical characterization of the trends in halogen bonding von Karpfen, Alfred

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Theoretical study on the intramolecular hydrogen bond in chloro-substituted N, N-dimethylaminomethylphenols. I. Structural effects von Koll, A, Parasuk, V, Parasuk, W, Karpfen, A, Wolschann, P

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Spectroscopic and structural consequences of intramolecular hydrogen bond formation in ortho -dimethylaminomethylphenol von Koll, A, Melikova, S.M, Karpfen, A, Wolschann, P

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Theoretical study on the intramolecular hydrogen bond in chloro-substituted N, N-dimethylaminomethylphenols. I. Structural effects von Koll, A., Parasuk, V., Parasuk, W., Karpfen, A., Wolschann, P.

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Do Localized Structures of [14]- and [18]Annulenes Exist? von Choi, Cheol Ho, Kertesz, Miklos, Karpfen, Alfred

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Strongly Blue-Shifted C−H Stretches:  Interaction of Formaldehyde with Hydrogen Fluoride Clusters von Karpfen, Alfred, Kryachko, Eugene S

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Single-Bond Torsional Potentials in Conjugated Systems:  A Comparison of ab Initio and Density Functional Results von Karpfen, Alfred, Choi, Cheol Ho, Kertesz, Miklos

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The Dimer of Acetylene and the Dimer of Diacetylene:  A Floppy and a Very Floppy Molecule von Karpfen, Alfred

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Charge-Transfer Complexes between the Amines (CH3)nNH3-n (n = 0−3) and the ClF Molecule:  An ab Initio and Density Functional Study on the Intermolecular Interaction von KARPFEN, Alfred

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Theoretical and experimental approaches to evaluate the intermolecular hydrogen-bonding ability of tertiary amides von KIM, Kun-Young, LEE, Ho-Jin, KARPFEN, Alfred, PARK, Jeunghee, YOON, Chang-Ju, CHOI, Young-Sang

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Blue-shifted hydrogen-bonded complexes. II. CH3F⋯(HF)1⩽n⩽3 and CH2F2⋯(HF)1⩽n⩽3 von Karpfen, Alfred, Kryachko, Eugene S.

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Spatial Extension of a Bipolaronic Defect in Oligothiophenes and in Polythiophene: A Combined Semiempirical and ab Initio Study von Ehrendorfer, C, Karpfen, A

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Molecular Geometries and Vibrational Spectra of Phenol, Benzaldehyde, and Salicylaldehyde:  Experimental versus Quantum Chemical Data von Lampert, Heike, Mikenda, Werner, Karpfen, Alfred

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