Highlights with ‘DFTB’

Molecular orbital diagrams with AMSlevels (video tip of the week)

In this 14th video tip of the week, Ole demonstrates how easy AMSlevels can visualize the results of a DFTB calculation with atomic or molecular fragments.

Performance of GFN1-xTB for periodic optimization of Metal Organic Frameworks

High throughput computational screening of Metal Organic Frameworks (MOFs) has typically relied on either general force fields that lack accurate non-bonded interactions making adsorption studies impossible, or element-specific force fields that make wide-ranging predictive studies...

Hands-on workshop virtual winter school on computational chemistry, 24 February

Fedor, Ole, and Thomas will give a 3-hours online workshop for the virtual winter school on 24 February, 2-5pm CET. Please register to participate and receive a demo license to follow along. In the 2020...

Automated redox potentials assessment of dyes for photelectrochemical cells

Dye-sensitized photoelectrochemical cells (DS-PEC) are promising systems for sustainable fuel production. A great advantage for their design is the modularity of these systems. In particular, it is of interest to tune the dye’s optical and...

Halide perovskites: efficient & accurate DFTB simulations

The fundamental understanding of the material properties of metal halide perovskites is critical to improving the stability and efficiency of future solar cells devices. Computational simulations have been proven to be a valuable tool to...

Photoinduced Electron Injection in a Fully Solvated Dye-Sensitized TiO2 Photoanode

Dye-Sensitized Solar Cells (DSSCs) and Dye-Sensitized Photoelectrochemical Cells (DSPECs) have attracted much interest in recent years for solar energy conversion. To fulfil the potential of these devices, their chemical stability and efficiency should be understood...

2D periodic DFT and hybrid DFT/DFTB – Q&A 18 September

Join the next in our series of demonstrations, tips & tricks bySCM experts. Friday 18 September Pier discusses valuable tips & tricks on running 2D periodic DFT calculations with BAND. He will discuss the relevant...

Introduction to Molecular Dynamics for Quantum Chemists – FTIR

Next up in the series of videos by our experts is Rosa, who will give an introduction to Molecular Dynamics for quantum chemists. She will show how to use MD with electronic structure methods (DFTB)...

Improved absolute configuration determination of complex molecules with VCD

All biological systems are three-dimensional and determining the exact configuration of the system is important for pharmaceutical applications and drug design. However, determining 3D-structures is complicated and difficult. Vibrational circular dichroism is a method using...

Fast & efficient plasmonic excitations in metallic nanoparticles

The great potential of employing tight-binding approximations after a regular DFT ground state calculation has been demonstrated in a recent paper. With the TD-DFT+TB approach (see thesis by Robert Rüger), plasmon resonances in large silver, gold,...