Efficient Up-Conversion in CsPbBr3 Nanocrystals via Phonon-Driven Exciton-Polaron Formation

Kavli Affiliate: Paul Alivisatos | First 5 Authors: Abdullah S. Abbas, Beiye C. Li, Richard D. Schaller, Vitali B. Prakapenka, Stella Chariton | Summary: Lead halide perovskite nanocrystals demonstrate efficient up-conversion, although the precise mechanism remains a subject of active research. This study utilizes steady-state and time-resolved spectroscopy methods to unravel the mechanism driving the […]


Continue.. Efficient Up-Conversion in CsPbBr3 Nanocrystals via Phonon-Driven Exciton-Polaron Formation

Efficient Up-Conversion in CsPbBr3 Nanocrystals via Phonon-Driven Exciton-Polaron Formation

Kavli Affiliate: Paul Alivisatos | First 5 Authors: Abdullah S. Abbas, Beiye C. Li, Richard D. Schaller, Vitali B. Prakapenka, Stella Chariton | Summary: Lead halide perovskite nanocrystals demonstrate efficient up-conversion, although the precise mechanism remains a subject of active research. This study utilizes steady-state and time-resolved spectroscopy methods to unravel the mechanism driving the […]


Continue.. Efficient Up-Conversion in CsPbBr3 Nanocrystals via Phonon-Driven Exciton-Polaron Formation

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: Naomi S. Ginsberg | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: David T. Limmer | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: David T. Limmer | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Kavli Affiliate: Naomi S. Ginsberg | First 5 Authors: Christian P. N. Tanner, James K. Utterback, Joshua Portner, Igor Coropceanu, Avishek Das | Summary: Self-assembly of colloidal nanocrystals (NCs) into superlattices (SLs) is an appealing strategy to design hierarchically organized materials with new functionalities. Mechanistic studies are still needed to uncover the design principles for […]


Continue.. In situ X-ray scattering reveals coarsening rates of superlattices self-assembled from electrostatically stabilized metal nanocrystals depend non-monotonically on driving force

Wigner Molecular Crystals from Multi-electron Moiré Artificial Atoms

Kavli Affiliate: Michael F. Crommie | First 5 Authors: Hongyuan Li, Ziyu Xiang, Aidan P. Reddy, Trithep Devakul, Renee Sailus | Summary: Semiconductor moir’e superlattices provide a versatile platform to engineer new quantum solids composed of artificial atoms on moir’e sites. Previous studies have mostly focused on the simplest correlated quantum solid – the Fermi-Hubbard […]


Continue.. Wigner Molecular Crystals from Multi-electron Moiré Artificial Atoms

Wigner Molecular Crystals from Multi-electron Moiré Artificial Atoms

Kavli Affiliate: Alex Zettl | First 5 Authors: Hongyuan Li, Ziyu Xiang, Aidan P. Reddy, Trithep Devakul, Renee Sailus | Summary: Semiconductor moir’e superlattices provide a versatile platform to engineer new quantum solids composed of artificial atoms on moir’e sites. Previous studies have mostly focused on the simplest correlated quantum solid – the Fermi-Hubbard model […]


Continue.. Wigner Molecular Crystals from Multi-electron Moiré Artificial Atoms

Image and Data Mining in Reticular Chemistry Using GPT-4V

Kavli Affiliate: Omar M. Yaghi | First 5 Authors: Zhiling Zheng, Zhiguo He, Omar Khattab, Nakul Rampal, Matei A. Zaharia | Summary: The integration of artificial intelligence into scientific research has reached a new pinnacle with GPT-4V, a large language model featuring enhanced vision capabilities, accessible through ChatGPT or an API. This study demonstrates the […]


Continue.. Image and Data Mining in Reticular Chemistry Using GPT-4V

Scientific Preparation for CSST: Classification of Galaxy and Nebula/Star Cluster Based on Deep Learning

Kavli Affiliate: Feng Wang | First 5 Authors: Yuquan Zhang, Zhong Cao, Feng Wang, Lam, Man I | Summary: The Chinese Space Station Telescope (abbreviated as CSST) is a future advanced space telescope. Real-time identification of galaxy and nebula/star cluster (abbreviated as NSC) images is of great value during CSST survey. While recent research on […]


Continue.. Scientific Preparation for CSST: Classification of Galaxy and Nebula/Star Cluster Based on Deep Learning