Hannes Hempel

Presentation History

2023 MRS Fall Meeting

Investigation of the Impact of Cs/Sn Ratio on Material Properties in Coevaporated CsSnI₃Libraries

Nov 28, 2023, 10:45 AM

2023 MRS Fall Meeting

Photovoltaic Potential of Tin-Based Perovskites Revealed Through the Layer-By-Layer Investigation of Optoelectronic and Charge Transport Properties

Nov 27, 2023, 3:15 PM

2023 MRS Spring Meeting

Role of Ligand Exchange on the Optoelectronic Properties of NaBiS₂ Nanocrystals

Apr 12, 2023, 11:00 AM

2023 MRS Spring Meeting

High-Throughput Analysis of Combinatorial Metal Halide Perovskite Libraries, a FAIR Dataset in NOMAD

Apr 10, 2023, 10:45 AM

2022 MRS Fall Meeting

Obtaining the Charge Carrier Diffusion Length in Disordered Semiconductors from Photoconductivity Transients

Nov 30, 2022, 11:15 AM

2022 MRS Fall Meeting

Limits from Charge Carrier Doping, Mobility and Lifetime on the Potential Performance of Sn and Pb-Based Halide Perovskites

Nov 29, 2022, 8:00 PM

2022 MRS Fall Meeting

Understanding Sub-Bandgap Luminescence in Ruddlesden-Popper 2D Hybrid Perovskites

Nov 28, 2022, 4:30 PM

2022 MRS Spring Meeting

Vacuum-Deposited Cu₂BaGe_1-xSn_xSe₄ Films and Solar Cells

May 10, 2022, 5:00 PM

2022 MRS Spring Meeting

Relationship Between Annealing Temperature and the Presence of PbI₂ Platelets at the Surfaces of Triple-Halide Perovskite Films

May 9, 2022, 11:00 AM

2021 MRS Fall Meeting

Late News: Charge Transfer Rates and Electron Trapping at Buried Interfaces of Perovskite Solar Cells

Dec 7, 2021, 12:15 PM

2021 MRS Spring Meeting

Late News: Large-Grain Double Cation Perovskites with 18 µs Lifetime and High Luminescence Yield for Efficient Inverted Perovskite Solar Cells

Apr 23, 2021, 12:45 PM

2021 MRS Spring Meeting

Optoelectronic and Material Properties of Solution-Processed Earth-Abundant
Cu₂BaSn(S, Se)₄ Films for Solar Cell Applications

Apr 18, 2021, 4:00 PM

2019 MRS Fall Meeting

Investigation óf the Optoelectronic Properties and Stability of Coevaporated γ-CsPbI₃ Perovskites

Dec 3, 2019, 11:45 AM

2019 MRS Spring Meeting

Impact of Cation Composition on Polaron Formation and Charge Carrier Mobility in Perovskites

Apr 26, 2019, 4:00 PM

2019 MRS Spring Meeting

The Photoluminescence Efficiency of Kesterite-Based Photovoltaic Materials

Apr 25, 2019, 11:30 AM

2019 MRS Spring Meeting

The Impact of Band Tails on Charge Carrier Dynamics and Solar Cells

Apr 24, 2019, 5:00 PM

2019 MRS Spring Meeting

Relating Cation Composition, Carrier Dynamics and Photovoltaic Device Performance in CZTSe Single Crystals

Apr 24, 2019, 5:00 PM