Esko Unger

Conformational Properties of Nickel(II) Octaethylporphyrin in Solution. 1. Resonance Excitation Profiles and Temperature Dependence of Structure-Sensitive Raman Lines

Walter Jentzen, Esko Unger, Gerasimos Karvounis et al. · The Journal of Physical Chemistry · 1996 · 120 citations

Engineering, Chemistry, Spectroscopic Property +17

Planar and Nonplanar Conformations of (<i>meso</i>-Tetraphenylporphinato)nickel(II) in Solution As Inferred from Solution and Solid-State Raman Spectroscopy

Walter Jentzen, Esko Unger, Xing-Zhi Song et al. · The Journal of Physical Chemistry A · 1997 · 63 citations

Solid-state Raman Spectroscopy, Engineering, Surface-enhanced Raman Scattering +16

Vibronic coupling in nickel(II) porphine derived from resonant Raman excitation profiles

Esko Unger, Ulrich Bobinger, Wolfgang Dreybrodt et al. · The Journal of Physical Chemistry · 1993 · 42 citations

Inorganic Chemistry, Vibronic Interaction, Engineering +11

A New Method for Evaluating the Conformations and Normal Modes of Macromolecule Vibrations with a Reduced Force Field. 2. Application to Nonplanar Distorted Metal Porphyrins

Esko Unger, Michael E. Beck, Robert J. Lipski et al. · The Journal of Physical Chemistry B · 1999 · 31 citations

Conformational Properties of Nickel(II)<i> meso</i>-Tetraphenylporphyrin in Solution. Raman Dispersion Spectroscopy Reveals the Symmetry of Distortions for a Nonplanar Conformer

Esko Unger, Wolfgang Dreybrodt, Reinhard Schweitzer‐Stenner · The Journal of Physical Chemistry A · 1997 · 23 citations

Engineering, Chemistry, Optical Characterization +21