Search Results - "Bals, Sara"
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The ASTRA Toolbox: A platform for advanced algorithm development in electron tomography
Published in Ultramicroscopy (01-10-2015)“…We present the ASTRA Toolbox as an open platform for 3D image reconstruction in tomography. Most of the software tools that are currently used in electron…”
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Highly Emissive Divalent-Ion-Doped Colloidal CsPb1-xMxBr3 Perovskite Nanocrystals through Cation Exchange
Published in Journal of the American Chemical Society (22-03-2017)“…Colloidal CsPbX3 (X = Br, Cl, and I) perovskite nanocrystals (NCs) have emerged as promising phosphors and solar cell materials due to their remarkable…”
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Dopant-induced electron localization drives CO2 reduction to C2 hydrocarbons
Published in Nature chemistry (01-09-2018)“…The electrochemical reduction of CO 2 to multi-carbon products has attracted much attention because it provides an avenue to the synthesis of value-added…”
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From Precursor Powders to CsPbX3 Perovskite Nanowires: One‐Pot Synthesis, Growth Mechanism, and Oriented Self‐Assembly
Published in Angewandte Chemie International Edition (23-10-2017)“…The colloidal synthesis and assembly of semiconductor nanowires continues to attract a great deal of interest. Herein, we describe the single‐step…”
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Three-Dimensional Nanoparticle Transformations Captured by an Electron Microscope
Published in Accounts of chemical research (02-03-2021)“…Conspectus Three-dimensional (3D) morphology and composition govern the properties of nanoparticles (NPs). However, due to their high surface-to-volume ratio,…”
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Micelle-directed chiral seeded growth on anisotropic gold nanocrystals
Published in Science (American Association for the Advancement of Science) (26-06-2020)“…Groovy chiral gold particles Although plasmonic optical activity can arise from chiral assemblies of gold and silver nanoparticles, there are few examples of…”
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Detection of amyloid fibrils in Parkinson’s disease using plasmonic chirality
Published in Proceedings of the National Academy of Sciences - PNAS (27-03-2018)“…Amyloid fibrils, which are closely associated with various neurodegenerative diseases, are the final products in many protein aggregation pathways. The…”
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Templated Growth of Surface Enhanced Raman Scattering-Active Branched Gold Nanoparticles within Radial Mesoporous Silica Shells
Published in ACS nano (27-10-2015)“…Noble metal nanoparticles are widely used as probes or substrates for surface enhanced Raman scattering (SERS), due to their characteristic plasmon resonances…”
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Manganese‐Doping‐Induced Quantum Confinement within Host Perovskite Nanocrystals through Ruddlesden–Popper Defects
Published in Angewandte Chemie International Edition (20-04-2020)“…The concept of doping Mn2+ ions into II–VI semiconductor nanocrystals (NCs) was recently extended to perovskite NCs. To date, most studies on Mn2+ doped NCs…”
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Plasmon resonance of gold and silver nanoparticle arrays in the Kretschmann (attenuated total reflectance) vs. direct incidence configuration
Published in Scientific reports (21-09-2022)“…While the behaviour of plasmonic solid thin films in the Kretschmann (also known as Attenuated Total Reflection, ATR) configuration is well-understood, the use…”
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Interfacial Oxidation and Photoluminescence of InP-Based Core/Shell Quantum Dots
Published in Chemistry of materials (09-10-2018)“…Indium phosphide colloidal quantum dots (QDs) are emerging as an efficient cadmium-free alternative for optoelectronic applications. Recently, syntheses based…”
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Tailoring ZnSe–CdSe Colloidal Quantum Dots via Cation Exchange: From Core/Shell to Alloy Nanocrystals
Published in ACS nano (24-09-2013)“…We report a study of Zn2+ by Cd2+ cation exchange (CE) in colloidal ZnSe nanocrystals (NCs). Our results reveal that CE in ZnSe NCs is a thermally activated…”
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The role of MOFs in Thin-Film Nanocomposite (TFN) membranes
Published in Journal of membrane science (01-10-2018)“…Incorporation of MOFs in interfacially polymerized Thin-Film Nanocomposite (TFN) membranes has widely been shown to result in increased membrane performance…”
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Near-Infrared Emitting CuInSe2/CuInS2 Dot Core/Rod Shell Heteronanorods by Sequential Cation Exchange
Published in ACS nano (24-11-2015)“…The direct synthesis of heteronanocrystals (HNCs) combining different ternary semiconductors is challenging and has not yet been successful. Here, we report a…”
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In situ study of the formation mechanism of two-dimensional superlattices from PbSe nanocrystals
Published in Nature materials (01-12-2016)“…A real-time study of the growth of two-dimensional nanocrystal superlattices with square periodicity shows the formation mechanism leading to the oriented…”
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Interplay between Surface Chemistry, Precursor Reactivity, and Temperature Determines Outcome of ZnS Shelling Reactions on CuInS2 Nanocrystals
Published in Chemistry of materials (10-04-2018)“…ZnS shelling of I–III–VI2 nanocrystals (NCs) invariably leads to blue-shifts in both the absorption and photoluminescence spectra. These observations imply…”
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Tunable porous nanoallotropes prepared by post-assembly etching of binary nanoparticle superlattices
Published in Science (American Association for the Advancement of Science) (27-10-2017)“…Self-assembly of inorganic nanoparticles has been used to prepare hundreds of different colloidal crystals, but almost invariably with the restriction that the…”
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Thermal Stability of Gold/Palladium Octopods Studied in Situ in 3D: Understanding Design Rules for Thermally Stable Metal Nanoparticles
Published in ACS nano (25-06-2019)“…Multifunctional metal nanoparticles (NPs) such as anisotropic multimetallic NPs are crucial for boosting nanomaterial-based applications. Advanced synthetic…”
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Atomic-scale determination of surface facets in gold nanorods
Published in Nature materials (01-11-2012)“…The atomic structure of nanoparticles considerably influences their properties. A new methodology that is now able to measure the full three-dimensional atomic…”
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Alloy CsCdxPb1–xBr3 Perovskite Nanocrystals: The Role of Surface Passivation in Preserving Composition and Blue Emission
Published in Chemistry of materials (04-12-2020)“…Various strategies have been proposed to engineer the band gap of metal halide perovskite nanocrystals (NCs) while preserving their structure and composition…”
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