Tuning colloidal quantum dot band edge positions through solution-phase surface chemistry modification

Autor: Daniel M. Kroupa, Márton Vörös, Nicholas P. Brawand, Brett W. McNichols, Elisa M. Miller, Jing Gu, Arthur J. Nozik, Alan Sellinger, Giulia Galli, Matthew C. Beard

Publikováno v: Nature Communications, Vol 8, Iss 1, Pp 1-8 (2017)

The band edge positions of semiconductors decide their optoelectronic properties. Here, the authors establish a simple ligand exchange strategy to tune the band edge positions of colloidal PbS semiconductor quantum dots, revealing clear relationships

Externí odkaz: https://doaj.org/article/69a594b363874ebfa7b52ecb4c35dd4b

Nanotechnology for catalysis and solar energy conversion

Autor: Jacinto Sá, George C. Schatz, Rebecca L. Milot, Kevin L. Kohlstedt, Matthew C. Beard, Gerrit Boschloo, Fraser A. Armstrong, Uri Banin, Erik M. J. Johansson, Michael B. Johnston, Victor S. Batista, Weijun Ke, Leif Hammarström, Haining Tian, Ioannis Spanopoulos, Gary W. Brudvig, Arthur J. Nozik, Nathan S. Lewis, Thomas J. Meyer, Laura M. Herz, Clare F. Megarity, Nir Waiskopf, Marina Freitag, Mercouri G. Kanatzidis, Charles A. Schmuttenmaer

Publikováno v: Banin, U, Waiskopf, N, Hammarström, L, Boschloo, G, Freitag, M, Johansson, E M J, Sá, J, Tian, H, Johnston, M B, Herz, L M, Milot, R L, Kanatzidis, M G, Ke, W, Spanopoulos, I, Kohlstedt, K L, Schatz, G C, Lewis, N, Meyer, T, Nozik, A J, Beard, M C, Armstrong, F, Megarity, C F, Schmuttenmaer, C A, Batista, V S & Brudvig, G W 2020, ' Nanotechnology for catalysis and solar energy conversion ', Nanotechnology, vol. 32, no. 4, 042003 . https://doi.org/10.1088/1361-6528/abbce8

This roadmap on Nanotechnology for Catalysis and Solar Energy Conversion focuses on the application of nanotechnology in addressing the current challenges of energy conversion: ‘high efficiency, stability, safety, and the potential for low-cost/sca

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c0ba97a8467f5431979afa9f7cd06df7
http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-425901

Correction to 'Two Thin Film Polymorphs of the Singlet Fission Compound 1,3-Diphenylisobenzofuran'

Autor: Joseph L. Ryerson, Joel N. Schrauben, Andrew J. Ferguson, Subash Chandra Sahoo, Panče Naumov, Zdeněk Havlas, Josef Michl, Arthur J. Nozik, Justin C. Johnson

Publikováno v: The Journal of Physical Chemistry C. 126:1688-1688

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5c594e489b1019159fdf8c8cc6ffcfb5
https://doi.org/10.1021/acs.jpcc.1c10348

Designing Janus Ligand Shells on PbS Quantum Dots using Ligand-Ligand Cooperativity

Autor: Giulia Galli, Alan Sellinger, Noah D. Bronstein, Nicholas P. Brawand, Haipeng Lu, Arthur J. Nozik, Márton Vörös, Marissa S. Martinez, Daniel M. Kroupa, Matthew C. Beard

Publikováno v: ACS nano. 13(4)

We present a combined experimental and theoretical study of ligand-ligand cooperativity during X-type carboxylate-to-carboxylate ligand exchange reactions on PbS quantum dot surfaces. We find that the ligand dipole moment (varied through changing the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::df08e0c2679d9dfc2e4f88e64ae2d31a
https://pubmed.ncbi.nlm.nih.gov/30855942

Site-Selective Passivation of Defects in NiO Solar Photocathodes by Targeted Atomic Deposition

Autor: Cory J. Flynn, Lesheng Li, James F. Cahoon, Byron H. Farnum, Candy C. Mercado, Thomas J. Meyer, Arthur J. Nozik, Yosuke Kanai, EunBi Esther Oh, Shannon M. McCullough, Carrie L. Donley, James R. McBride, Wentao Li, Wei You

Publikováno v: ACS Applied Materials & Interfaces. 8:4754-4761

For nanomaterials, surface chemistry can dictate fundamental material properties, including charge-carrier lifetimes, doping levels, and electrical mobilities. In devices, surface defects are usually the key limiting factor for performance, particula

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b0067d18081bb4157a51ab8f472107b
https://doi.org/10.1021/acsami.6b01090