Konstantin Hirsch
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Explore the profile of Konstantin Hirsch including associated specialties, affiliations and a list of published articles.
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16
Citations
32
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Recent Articles
1.
Ablyasova O, Ugandi M, Boydas E, da Silva Santos M, Flach M, Zamudio-Bayer V, et al.
J Am Chem Soc
. 2025 Feb;
147(9):7336-7344.
PMID: 39969233
In a comprehensive investigation of the dinuclear [MnO] cluster, the smallest dimanganese entity with two μ-oxo bridges and a terminal oxo ligand, and a simplified structural model of the active...
2.
Jin S, Flach M, Ebenbichler A, Cunningham E, Zamudio-Bayer V, Hirsch K, et al.
Chem Commun (Camb)
. 2025 Jan;
61(10):2048-2050.
PMID: 39744872
We present the first absorption spectrum of the unperturbed diatomic molecular ion FeH in any wavelength range. The cryogenic X-ray absorption spectrum at the L and L edge is consistent...
3.
Abrupt Change from Ionic to Covalent Bonding in Nickel Halides Accompanied by Ligand Field Inversion
Flach M, Hirsch K, Gitzinger T, Timm M, da Silva Santos M, Ablyasova O, et al.
Inorg Chem
. 2024 Jun;
63(25):11812-11820.
PMID: 38857413
The electronic configuration of transition metal centers and their ligands is crucial for redox reactions in metal catalysis and electrochemistry. We characterize the electronic structure of gas-phase nickel monohalide cations...
4.
Ablyasova O, Zamudio-Bayer V, Flach M, da Silva Santos M, Lau J, Hirsch K
Phys Chem Chem Phys
. 2024 Feb;
26(7):5830-5835.
PMID: 38305255
The spin state of metal centers in many catalytic reactions has been demonstrated to be a rate limiting factor when high-valent metal centers such as manganese are involved. Although numerous...
5.
Svensson P, Schwob L, Granas O, Unger I, Bjorneholm O, Timneanu N, et al.
Phys Chem Chem Phys
. 2023 Oct;
26(2):770-779.
PMID: 37888897
The present study investigates the photofragmentation behavior of iodine-enhanced nitroimidazole-based radiosensitizer model compounds in their protonated form using near-edge X-ray absorption mass spectrometry and quantum mechanical calculations. These molecules possess...
6.
Leroux J, Kotobi A, Hirsch K, Lau T, Ortiz-Mahecha C, Maksimov D, et al.
Phys Chem Chem Phys
. 2023 Sep;
25(37):25603-25618.
PMID: 37721108
Near-edge X-ray absorption mass spectrometry (NEXAMS) around the nitrogen and oxygen K-edges was employed on gas-phase peptides to probe the electronic transitions related to their protonation sites, namely at basic...
7.
Ablyasova O, Guo M, Zamudio-Bayer V, Kubin M, Gitzinger T, da Silva Santos M, et al.
J Phys Chem A
. 2023 Aug;
127(34):7121-7131.
PMID: 37590497
Metal centers in transition metal-ligand complexes occur in a variety of oxidation states causing their redox activity and therefore making them relevant for applications in physics and chemistry. The electronic...
8.
da Silva Santos M, Medel R, Flach M, Ablyasova O, Timm M, von Issendorff B, et al.
Chemphyschem
. 2023 Aug;
24(22):e202300390.
PMID: 37589334
The tetraoxido ruthenium(VIII) radical cation, [RuO ] , should be a strong oxidizing agent, but has been difficult to produce and investigate so far. In our X-ray absorption spectroscopy study,...
9.
Schmitt M, Maylander M, Heizmann T, Richert S, Bulow C, Hirsch K, et al.
Angew Chem Int Ed Engl
. 2022 Oct;
61(50):e202211555.
PMID: 36197000
A stable salt of the metalloradical [Ni(C H ) ] hitherto unknown in the condensed phase was synthesized from [Ni(CO) ] [WCA] and benzene ([WCA] =[F{Al(OR ) } ] ;...
10.
Flach M, Hirsch K, Timm M, Ablyasova O, da Silva Santos M, Kubin M, et al.
Phys Chem Chem Phys
. 2022 Aug;
24(33):19890-19894.
PMID: 35959850
Oxidation states are integer in number but d configurations of transition metal centers vary continuously in polar bonds. We quantify the shifts of the iron L excitation energy, within the...