Ionization of Decamethylmanganocene: Insights from the DFT-Assisted Laser Spectroscopy

S Ketkov, SY Tzeng, E Rychagova, WB Tzeng - Molecules, 2022 - mdpi.com
Metallocenes represent one of the most important classes of organometallics with wide
prospects for practical use in various fields of chemistry, materials science, molecular …

Effect of a single methyl substituent on the electronic structure of cobaltocene studied by computationally assisted MATI spectroscopy

SY Ketkov, SY Tzeng, EA Rychagova… - Physical Chemistry …, 2024 - pubs.rsc.org
Metallocenes represent archetypical organometallic compounds playing key roles in various
fields of fundamental and applied chemistry. Many of their unique properties arise from low …

Electron impact ionization of dicyclopentadienyl-manganese and cyclopentadienyl-manganese-tricarbonyl compared with dimanganese-decacarbonyl: appearance …

J Opitz - European Journal of Mass Spectrometry, 2001 - journals.sagepub.com
Electron impact (EI) ionization mass spectra, metastable-ion decays and appearance
energies are reported for the title compounds. Gas-phase formation enthalpies (Δ Hf) and …

Multiphoton and electron impact ionization of manganese decacarbonyl Mn2 (CO) 10 at 351, 248 and 193 nm. Wavelength dependent competition between ionization …

J Opitz, D Bruch - International journal of mass spectrometry and ion …, 1993 - Elsevier
Multiphoton ionization and dissociation of Mn2 (CO) 10 is reported at 351, 248 and 193 nm
in comparison with electron impact ionization. In the case of electron impact ionization, two …

Threshold ionization of cobaltocene: The metallocene molecule revealing zero kinetic energy states

SY Ketkov, HL Selzle - Angewandte Chemie International …, 2012 - Wiley Online Library
Since the discovery of ferrocene 60 years ago,[1] metallocenes have represented one of the
most intriguing classes of organometallics. Numerous theoretical and experimental …

Ionization energies of the cations of metallocene (M (C5H5)+ 2), their half-sandwich complexes MC5H+ 5 and the bare transition-metal ions M+ (M= Fe, Co, Ni)

D Stahl, S Beaudet, T Drewello, H Schwarz - International journal of mass …, 1990 - Elsevier
Charge stripping experiments indicate that in the reaction M+→ M2+ e− the doublycharged
transition-metal ions M2+ (M= Fe, Co, Ni) are formed in excited states. Introduction of one or …

Competing Deprotonation and Electron Capture Dissociation in MALDI Mass Spectrometry

Y Qi, X Hu, X Yang, S Jia, H Zhong - Journal of the American …, 2020 - ACS Publications
A protonation/deprotonation mechanism has been established for the interpretation of ions
in MALDI. We show herein that negative ions can be generated in different ways. Molecules …

Electron impact and multiphoton ionization and fragmentation of molybdenum-cyclopentadienyl-dicarbonyl-nitrosyl at 351, 248 and 193 nm

D Bruch, J Opitz, G von Bünau - … journal of mass spectrometry and ion …, 1997 - Elsevier
Electron impact (EI) and multiphoton ionization (MPI) mass spectra of CpMo (CO) 2NO (Cp
C5H5, cyclopentadienyl ligand) are reported. The ionization energy (8.20 eV) and …

Structural characterization of potassium salts of the decamethylmanganocene anion Cp* 2 Mn−

M Malischewski, K Seppelt - Dalton Transactions, 2019 - pubs.rsc.org
For the first time the crystal structure of a permethylated metallocene anion has been
obtained. The 17 valence electron complex decamethylmanganocene Cp* 2Mn is reduced …

Binding energies and isomerization in metallocene ions from threshold photoelectron photoion coincidence spectroscopy

Á Révész, L Szepes, T Baer… - Journal of the American …, 2010 - ACS Publications
Metallocene ions (Cp2M+, M= Cr, Co, Ni) were studied by threshold photoelectron photoion
coincidence spectroscopy (TPEPICO) to investigate the mechanism, energetics, and kinetics …