Fatigue life and defect tolerance calculation for specimens with foreign object impact and scratch damage
Sign Up to like & getrecommendations! Published in 2018 at "Archive of Applied Mechanics"
DOI: 10.1007/s00419-017-1313-2
Abstract: In this paper, a new method is proposed to calculate the fatigue life and defect tolerance for a 30CrMnSiA steel specimen with foreign object impact damage and scratch damage. First, the processes of foreign object… read more here.
Keywords: defect tolerance; fatigue life; foreign object; scratch ... See more keywords
Size effects in layered composites – Defect tolerance and strength optimization
Sign Up to like & getrecommendations! Published in 2018 at "Composites Science and Technology"
DOI: 10.1016/j.compscitech.2018.06.026
Abstract: Abstract Mixture of hard and soft phases in a smart way makes strong and tough materials – this approach, inspired by natural composites, has been widely adopted by scientists and engineers. Behind it exist many… read more here.
Keywords: strength; phase; defect tolerance; size effects ... See more keywords
Potassium tetrafluoroborate-induced defect tolerance enables efficient wide-bandgap perovskite solar cells.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2021.07.147
Abstract: Wide-bandgap (WBG) perovskites play a crucial role for top cells in tandem solar cells (TSCs), which provides a promising avenue to boost the performance of widely used commercial solar cells. However, such WBG perovskite solar… read more here.
Keywords: bandgap; defect tolerance; wide bandgap; perovskite solar ... See more keywords
Enhancing Defect Tolerance and Phase Stability of High-Bandgap Perovskites via Guanidinium Alloying
Sign Up to like & getrecommendations! Published in 2018 at "ACS energy letters"
DOI: 10.1021/acsenergylett.8b00576
Abstract: The open-circuit voltages (VOC) of hybrid perovskite (HP) solar cells do not increase sufficiently with increasing bandgap (for Eg > 1.70eV). We study the impact of A+ size mismatch induced lattice distortions (in ABX3 structure)… read more here.
Keywords: bandgap; defect tolerance; enhancing defect; high bandgap ... See more keywords
Hierarchical Supramolecular Cross-Linking of Polymers for Biomimetic Fracture Energy Dissipating Sacrificial Bonds and Defect Tolerance under Mechanical Loading
Sign Up to like & getrecommendations! Published in 2017 at "ACS Macro Letters"
DOI: 10.1021/acsmacrolett.7b00011
Abstract: Biological structural materials offer fascinating models how to synergistically increase the solid-state defect tolerance, toughness, and strength using nanocomposite structures by incorporating different levels of supramolecular sacrificial bonds to dissipate fracture energy. Inspired thereof, we… read more here.
Keywords: solid state; defect tolerance; fracture; sacrificial bonds ... See more keywords
Limits of Defect Tolerance in Perovskite Nanocrystals: Effect of Local Electrostatic Potential on Trap States
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c02027
Abstract: One of the most promising properties of lead halide perovskite nanocrystals (NCs) is their defect tolerance. It is often argued that, due to the electronic structure of the conduction and valence bands, undercoordinated ions can… read more here.
Keywords: trap states; trap; perovskite nanocrystals; defect tolerance ... See more keywords
Instilling defect tolerance in new compounds.
Sign Up to like & getrecommendations! Published in 2017 at "Nature materials"
DOI: 10.1038/nmat4973
Abstract: The properties of semiconducting solids are determined by the imperfections they contain. Established physical phenomena can be converted into practical design principles for optimizing defects and doping in a broad range of technology-enabling materials. read more here.
Keywords: defect tolerance; tolerance new; new compounds; instilling defect ... See more keywords
Spectroscopic insights into high defect tolerance of Zn:CuInSe2 quantum-dot-sensitized solar cells
Sign Up to like & getrecommendations! Published in 2020 at "Nature Energy"
DOI: 10.1038/s41560-020-0617-6
Abstract: Colloidal semiconductor quantum dots (QDs) are promising materials for realizing high-performance liquid-junction photovoltaic cells. Solar cells based on Zn:CuInSe2 QDs show high efficiency despite a large abundance of native defects typical of ternary I–III–VI2 semiconductors.… read more here.
Keywords: defect tolerance; quantum; quantum dot; dot sensitized ... See more keywords