Projects
Hessian scientists of various disciplines are using High Performance Computers for their research.
Projects
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Projekte
Displaying 1 - 18 of 18
Structure Optimization, Dielectric and Magnetic Properties of Pure Silicon as well as Iron-Doped Silicon and Tin Clusters
The previous investigation of SnN clusters with N = 6−40 showed that below a clusters size of about 30 atoms, a prolate ...
Natural SciencesPhysical and Theoretical Chemistry
Investigation of Spin Isomers in SnNFe with N = 8-16
In the framework of the Collaborative Research Center (CRC 1487), iron is studied as a substitute for rare-earth metals ...
Natural SciencesPhysical and Theoretical Chemistry
Understanding and Exploiting an Iron Catalysed Route to New Chemical Synthons II
The project focuses on an iron catalysed method to prepare unprecedented chemical synthons, developed in the group of Dr ...
Natural SciencesPhysical and Theoretical Chemistry
Optical Spectroscopy, Dielectric Properties and Structure Discrimination of SnN (20 ≤ N ≤ 40)
The previous investigation of neutral SnN clusters with N = 6 - 20 showed that for clusters with N ≤ 15 prolate ...
Natural SciencesPhysical and Theoretical Chemistry
Activation of Small Molecules With Metal-Free Systems
Ammonia borane (NH3BH3) is an easy to handle solid capable of releasing up to 3 equivalents of dihydrogen and therefore ...
Natural SciencesMolecular Chemistry
Prebiotic Formation of Sugars and Amino Acids Using Aminomethylene
After the matrix isolation of aminomethylene (H-C̈-NH2)[1] we study further the formation of amino acids and sugars in ...
Natural SciencesMolecular Chemistry
Gas-Phase Sugar Formation Using Hydroxymethylene as the Reactive Formaldehyde Isomer
Carbohydrates “(CH2O)n” or sugars are the formal adducts of carbon (atoms) to water with a repeating unit that ...
Natural SciencesMolecular Chemistry
London Dispersion Forces in Structure and Reactivity
London dispersion forces help explaining unexpected attractive interactions of organic material. During the last century ...
Natural SciencesMolecular Chemistry
Matrix Isolation of Sulfur Containing Reactive Intermediates
Sulfur-containing compounds present in the earth’s atmosphere impact cloud formation and thus our climate. The main ...
Natural SciencesMolecular ChemistryPhysical and Theoretical Chemistry
Measuring London Dispersion Interactions in Solution
Adding dispersion energy donors (DED) to a system can severely change the outcome of a reaction.[1] The concept of a DED ...
Natural SciencesMolecular Chemistry-
NIR Excitation and Tunneling of Dihydroxycarbene
While quantum-mechanical tunneling (QMT) was recognized early in the emerging field of quantum theory as an accelerating ...
Natural SciencesMolecular Chemistry -
Selective Organic Reactions Enabled by Isotope-Controlled Tunneling Reactivity
A large kinetic isotope effect (KIE) is one of the criteria that indicates quantum mechanical tunneling in a chemical ...
Natural SciencesMolecular Chemistry -
Stabilization by Dispersion Donors in the Z Isomer of Non-Symmetric Azobenzene
The determination of the strength of London dispersion interactions between polarizable groups is connected with some ...
Natural SciencesMolecular Chemistry 
Synthesis and Conformational Analysis of Parent Perhydroazulenes
Perhydroazulenes are common structural motifs in a variety of terpene natural products. Despite of their structural ...
Natural SciencesMolecular Chemistry-
The Role of Dispersion in Catalysis
London dispersion (LD) interactions constitute the attractive part of the van-der-Waals potential and they have been ...
Natural SciencesMolecular Chemistry 
Toward a Better Understanding of Dispersion Interactions in Organic Reactions
London Dispersion (LD)[1-3] interactions are noncovalent interactions that hold together nonpolar or weakly polar ...
Natural SciencesMolecular Chemistry-
Tunnex: An Easy to Use Program to Compute Tunneling Rates
The behavior of small quantized particles to overcome potential energy barriers despite a lack of sufficient energy must ...
Natural SciencesMolecular ChemistryPhysical and Theoretical Chemistry 
H-Tunneling in Carbenes
Schreiner’s group was able to synthesize various hydroxy carbenes by thermal extrusion of CO2 from α-keto carboxylic ...
Natural SciencesMolecular Chemistry
