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Electronic excitations in light-converting systems – Dr. Linn Leppert

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Bridget A. Connor, Raisa I. Biega, L. Leppert, H. Karunadasa

Dimensional Reduction of the Small-Bandgap Double Perovskite Cs2AgTlBr6



S. Rieger, Bernhard J. Bohn, M. Döblinger, A. F. Richter, Y. Tong, K. Wang, P. Müller-Buschbaum, L. Polavarapu, L. Leppert, J. K. Stolarczyk, J. Feldmann

Excitons and narrow bands determine the optical properties of cesium bismuth halides

Phys. Rev. B 100, 201404(R) (2019), doi:10.1103/PhysRevB.100.20140

L. Leppert, T. Rangel, J. B. Neaton

Towards predictive band gaps for halide perovskites: Lessons from one-shot and eigenvalue self-consistent GW

Phys. Rev. Materials 3, 103803 (2019), doi: 10.1103/PhysRevMaterials.3.103803

arXiv: 1903.11376

A. H. Slavney, B. Connor, L. Leppert, H. I. Karunadasa
A pencil-and-paper method for elucidating halide double perovskite band structures

Chem. Sci. 10, 11041 (2019), doi: 10.1039/C9SC03219C 

Chosen as Chemical Science Pick of the Week

K. P. Lindquist, S. A. Mack, A. H. Slavney, L. Leppert, A. Gold-Parker, J. F. Stebbins, A. Salleo, M. F. Toney, J. B. Neaton, H. I. Karunadasa

Tuning the Bandgap of Cs2AgBiBr6 through Dilute Tin Alloying

Chem. Sci. 10, 10620 (2019), doi: 10.1039/C9SC02581B


A. H. Slavney*, L. Leppert*, A. Saldivar Valdes, D. Bartesaghi, T. J. Savenije, J. B. Neaton, H. I. Karunadasa

Small-Bandgap Halide Double Perovskites

Angew. Chem. Int. Ed., 57, 12765 (2018), doi: 10.1002/anie.201807421

Chosen by editors as "hot paper"

B. A. Connor, L. Leppert, M. D. Smith, J. B. Neaton, H. I. Karunadasa

Layered Halide Double Perovskites: Dimensional Reduction of Cs2AgiBr6

J. Am. Chem. Soc. 140, 5235 (2018), doi: 10.1021/jacs.8b01543


W. Drisdell, L. Leppert, C. Sutter-Fella, Y. Liang, Y. Li,  Q. Ngo, L. F. Wan, S. Gul, T. Kroll, D. Sokaras, A. Javey, J. Yano, J. B. Neaton, F. Toma, D. Prendergast, I. Sharp

Determining Atomic-scale Structure and Composition of Organo-lead Halide Perovskites by Combining High-resolution X-ray Absorption Spectroscopy and First-principles Calculations

ACS Energy Lett. 2, 1183 (2017), doi: 10.1021/acsenergylett.7b00182

A. H. Slavney, L. Leppert, D. Bartesaghi, A. Gold-Parker, M. F. Toney, T. J. Savenije, J. B. Neaton, H. I. Karunadasa
Defect-Induced Band-Edge Reconstruction of a Bismuth-Halide Double Perovskite for Visible-Light Absorption
J. Am. Chem. Soc. 139, 5015 (2017), doi:10.1021/jacs.7b01629


L. Leppert, S. E. Reyes-Lillo, J. B. Neaton

Electric Field- and Strain-Induced Rashba Effect in Hybrid Halide Perovskites
J. Phys. Chem. Lett. 7, 3683 (2016), doi: 10.1021/acs.jpclett.6b01794

S. Y. Leblebici, L. Leppert, Y. Li, S. E. Reyes-Lillo, S. Wickenburg, E. Wong, J. Lee, M. Melli, D. Ziegler, D. K. Angell, D. F. Ogletree, P. D. Ashby, F. M. Toma, J. B. Neaton, I. D. Sharp, A. Weber-Bargioni
Facet-dependent photovoltaic efficiency variations in single grains of hybrid halide perovskite
Nature Energy 1, 16093 (2016), doi:10.1038/nenergy.2016.93

Lawrence Berkeley National Lab’s press release


L. Leppert, R. Kempe, S. Kümmel
Hydrogen binding energies and electronic structure of Ni-Pd particles: a clue to their special catalytic properties
Phys. Chem. Chem. Phys. 17, 26140-26148  (2015), doi: 10.1039/C5CP04174K

P. V. Cherepanov, I. Melnyk, E. V. Skorb, P. Fratzl, E. Zolotoyabko, N. Dubrovinskaia, L. Dubrovinsky, Y. Avadhut, J. Senker, L. Leppert, S. Kümmel, D. V. Andreeva

Use of ultrasonic cavitation for near surface structuring of robust and low-cost AlNi catalysts for hydrogen production
Green Chem. (2015), doi: 10.1039/C5GC00047E

V. Vlcek, G. Steinle-Neumann, L. Leppert, R. Armiento, S. Kümmel
Improved ground-state electronic structure and optical dielectric constants with a semilocal exchange functional
Phys. Rev. B 91, 035107(1-9) (2015), doi: 10.1103/PhysRevB.91.035107


G. Capelo, L. Leppert, R. Q. Albuquerque
The Concept of Localized Atomic Mobility : Unraveling Properties of Nanoparticles
J. Phys. Chem. C. 118, 21647-21654 (2014), doi: 10.1021/jp5058258


V. Zamudio-Bayer*, L. Leppert*, K. Hirsch, A. Langenberg, J. Rittmann, M. Kossick, M. Vogel, R. Richter, A. Terasaki, T. Möller, B. v. Issendorff, S. Kümmel, J. T. Lau
Coordination-driven magnetic-to-nonmagnetic transition in manganese-doped silicon clusters
Phys. Rev. B 88, 115425(1-6) (2013), doi: 10.1103/PhysRevB.88.115425

L. Leppert, R. Q. Albuquerque, A. S. Foster, S. Kümmel
Interplay of Electronic Structure and Atomic Mobility in Nanoalloys of Au and Pt
J. Phys. Chem. C 117, 17268-17273 (2013), doi: 10.1021/jp404341v


L. Leppert, R. Q. Albuquerque, S. Kümmel
Gold-platinum alloys and Vegard’s law on the nanoscale
Phys. Rev. B Rapid Comm. 86, 241403(1-5) (2012), doi: 10.1103/PhysRevB.86.241403

J. Kaiser, L. Leppert, H. Welz, F. Polzer, S. Wunder, N. Wanderka, M. Albrecht, T. Lunkenbein, J. Breu, S. Kümmel, Y. Lu , M. Ballauff
Catalytic activity of nanoalloys from gold and palladium
Phys. Chem. Chem. Phys. 14, 6487-6495 (2012), doi: 10.1039/C2CP23974D


L. Leppert, S. Kümmel
The electronic structure of Gold-Platinum nanoparticles: Collecting clues for why they are special
J. Phys. Chem. C 115, 6694-6702 (2011), doi: 10.1021/jp112224t


L. Leppert
Structural and electronic properties of transition metal nanoalloys and magnetic compounds
University of Bayreuth, 2013, Link

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