Daniel M. Balazs
YOU?
Author Swipe
View article: Spontaneous ordering of identical materials into a triboelectric series
Spontaneous ordering of identical materials into a triboelectric series Open
When two insulating, neutral materials are contacted and separated, they exchange electrical charge 1 . Experiments have long suggested that this ‘contact electrification’ is transitive, with different materials ordering into ‘triboelectri…
View article: A Route to High Thermoelectric Performance: Solution‐Based Control of Microstructure and Composition in Ag<sub>2</sub>Se
A Route to High Thermoelectric Performance: Solution‐Based Control of Microstructure and Composition in Ag<sub>2</sub>Se Open
Thermoelectric materials convert heat into electricity, with a broad range of applications near room temperature ( RT ). However, the library of RT high‐performance materials is limited. Traditional high‐temperature synthetic methods const…
View article: The human factor: results of a small-angle scattering data analysis round robin
The human factor: results of a small-angle scattering data analysis round robin Open
A round-robin study has been carried out to estimate the impact of the human element in small-angle scattering data analysis. Four corrected datasets were provided to participants ready for analysis. All datasets were measured on samples c…
View article: The human factor: results of a small-angle scattering data analysis Round Robin
The human factor: results of a small-angle scattering data analysis Round Robin Open
A Round Robin study has been carried out to estimate the impact of the human element in small-angle scattering data analysis. Four corrected datasets were provided to participants ready for analysis. All datasets were measured on samples c…
View article: Inkjet printing of epitaxially connected nanocrystal superlattices
Inkjet printing of epitaxially connected nanocrystal superlattices Open
Access to a blossoming library of colloidal nanomaterials provides building blocks for complex assembled materials. The journey to bring these prospects to fruition stands to benefit from the application of advanced processing methods. Epi…
View article: Fundamental Processes and Practical Considerations of Lead Chalcogenide Mesocrystals Formed via Self-Assembly and Directed Attachment of Nanocrystals at a Fluid Interface
Fundamental Processes and Practical Considerations of Lead Chalcogenide Mesocrystals Formed via Self-Assembly and Directed Attachment of Nanocrystals at a Fluid Interface Open
Significant advances in the synthesis and processing of colloidal nanocrystals have given scientists and engineers access to a vast library of building blocks with precisely defined size, shape, and composition. These materials have inspir…
View article: Quantitative Mapping of Strain Defects in Multidomain Quantum Materials
Quantitative Mapping of Strain Defects in Multidomain Quantum Materials Open
An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.
View article: Mapping Defect Relaxation in Quantum Dot Solids upon <i>In Situ</i> Heating
Mapping Defect Relaxation in Quantum Dot Solids upon <i>In Situ</i> Heating Open
Epitaxially connected quantum dot solids have emerged as an interesting class of quantum confined materials with the potential for highly tunable electronic structures. Realization of the predicted emergent electronic properties has remain…
View article: Fullerene derivatives with oligoethylene–glycol side chains: an investigation on the origin of their outstanding transport properties
Fullerene derivatives with oligoethylene–glycol side chains: an investigation on the origin of their outstanding transport properties Open
The synergistic use of X-ray scattering and molecular dynamics simulations reveals the structure–property relationships of [60]fullerene derivatives with oligoethylene–glycol side chains.
View article: Photoinitiated Transformation of Nanocrystal Superlattice Polymorphs Assembled at a Fluid Interface
Photoinitiated Transformation of Nanocrystal Superlattice Polymorphs Assembled at a Fluid Interface Open
Directing the assembly of nanoscale building blocks into programmable superstructures is of broad scientific and technological interest. Advances in nanocrystal self‐assembly at fluid interfaces are combined with digital light processing t…
View article: Synthesis of 2D Germanane (GeH): a New, Fast, and Facile Approach
Synthesis of 2D Germanane (GeH): a New, Fast, and Facile Approach Open
Germanane (GeH), a germanium analogue of graphane, has recently attracted considerable interest because its remarkable combination of properties makes it an extremely suitable candidate to be used as 2D material for field effect devices, p…
View article: Synthesis of 2D Germanane (GeH): a New, Fast, and Facile Approach
Synthesis of 2D Germanane (GeH): a New, Fast, and Facile Approach Open
Germanane (GeH), a germanium analogue of graphane, has recently attracted considerable interest because its remarkable combination of properties makes it an extremely suitable candidate to be used as 2D material for field effect devices, p…
View article: The Role of Dimer Formation in the Nucleation of Superlattice Transformations and Its Impact on Disorder
The Role of Dimer Formation in the Nucleation of Superlattice Transformations and Its Impact on Disorder Open
The formation of defect-free two-dimensional nanocrystal (NC) superstructures remains a challenge as persistent defects hinder charge delocalization and related device performance. Understanding defect formation is an important step toward…
View article: Mechanistic Insights into Superlattice Transformation at a Single Nanocrystal Level Using Nanobeam Electron Diffraction
Mechanistic Insights into Superlattice Transformation at a Single Nanocrystal Level Using Nanobeam Electron Diffraction Open
Understanding the mechanism and ultimately directing nanocrystal (NC) superlattice assembly and attachment have important implications on future advances in this emerging field. Here, we use 4D-STEM to investigate a monolayer of PbS NCs at…
View article: Controlling Superstructure–Property Relationships via Critical Casimir Assembly of Quantum Dots
Controlling Superstructure–Property Relationships via Critical Casimir Assembly of Quantum Dots Open
The assembly of colloidal quantum dots (QDs) into dense superstructures holds great promise for the development of novel optoelectronic devices. Several assembly techniques have been explored; however, achieving direct and precise control …
View article: Comparing Halide Ligands in PbS Colloidal Quantum Dots for Field-Effect Transistors and Solar Cells
Comparing Halide Ligands in PbS Colloidal Quantum Dots for Field-Effect Transistors and Solar Cells Open
Capping colloidal quantum dots (CQDs) with atomic ligands is a powerful approach to tune their properties and improve the charge carrier transport in CQD solids. Efficient passivation of the CQD surface, which can be achieved with halide l…
View article: Electron Mobility of 24 cm<sup>2</sup> V<sup>−1</sup> s<sup>−1</sup> in PbSe Colloidal‐Quantum‐Dot Superlattices
Electron Mobility of 24 cm<sup>2</sup> V<sup>−1</sup> s<sup>−1</sup> in PbSe Colloidal‐Quantum‐Dot Superlattices Open
Colloidal quantum dots (CQDs) are nanoscale building blocks for bottom‐up fabrication of semiconducting solids with tailorable properties beyond the possibilities of bulk materials. Achieving ordered, macroscopic crystal‐like assemblies ha…
View article: Lead‐Chalcogenide Colloidal‐Quantum‐Dot Solids: Novel Assembly Methods, Electronic Structure Control, and Application Prospects
Lead‐Chalcogenide Colloidal‐Quantum‐Dot Solids: Novel Assembly Methods, Electronic Structure Control, and Application Prospects Open
The quest for novel semiconductors with easy, cheap fabrication and tailorable properties has led to the development of several classes of materials, such as semiconducting polymers, carbon nanotubes, hybrid perovskites, and colloidal quan…
View article: PbSe Nanorod Field‐Effect Transistors: Room‐ and Low‐Temperature Performance
PbSe Nanorod Field‐Effect Transistors: Room‐ and Low‐Temperature Performance Open
Lead chalcogenides with large exciton Bohr radius display strong quantum confinement, which make them applicable in a wide range of optoelectronic devices such as solar cells and photodetectors. Especially, 1D PbSe nanocrystals attract muc…
View article: Colloidal Quantum Dot Inks for Single-Step-Fabricated Field-Effect Transistors: The Importance of Postdeposition Ligand Removal
Colloidal Quantum Dot Inks for Single-Step-Fabricated Field-Effect Transistors: The Importance of Postdeposition Ligand Removal Open
Colloidal quantum dots are a class of solution-processed semiconductors with good prospects for photovoltaic and optoelectronic applications. Removal of the surfactant, so-called ligand exchange, is a crucial step in making the solid films…
View article: Colloidal quantum dot solids : Nanoscale control of the electronic properties
Colloidal quantum dot solids : Nanoscale control of the electronic properties Open
De interesse in colloïdale nanokristallen, ook wel quantum dots (CQD’s) genoemd, vindt zijn oorsprong in het vooruitzicht van volledig afstelbare elektronische en optische eigenschappen en eenvoudige fabricage. Beide van deze eigenschappen…
View article: Stoichiometric control of the density of states in PbS colloidal quantum dot solids
Stoichiometric control of the density of states in PbS colloidal quantum dot solids Open
Electronic structure engineering is achieved in colloidal quantum dot solids by surface-based stoichiometry adjustment.
View article: Exciton Recombination in Formamidinium Lead Triiodide: Nanocrystals versus Thin Films
Exciton Recombination in Formamidinium Lead Triiodide: Nanocrystals versus Thin Films Open
The optical properties of the newly developed near‐infrared emitting formamidinium lead triiodide (FAPbI 3 ) nanocrystals (NCs) and their polycrystalline thin film counterpart are comparatively investigated by means of steady‐state and tim…
View article: Increased efficiency in pn-junction PbS QD solar cells via NaHS treatment of the p-type layer
Increased efficiency in pn-junction PbS QD solar cells via NaHS treatment of the p-type layer Open
Lead sulfide quantum dot (PbS QD) solar cell efficiencies have improved rapidly over the past years due in large part to intelligent band alignment considerations. A pn-junction can be formed by connecting PbS layers with contrasting ligan…
View article: Free carrier generation and recombination in PbS quantum dot solar cells
Free carrier generation and recombination in PbS quantum dot solar cells Open
Time Delayed Collection Field and Bias Assisted Charge Extraction (BACE) experiments are used to investigate the charge carrier dynamics in PbS colloidal quantum dot solar cells. We find that the free charge carrier creation is slightly fi…
View article: Temperature dependent behaviour of lead sulfide quantum dot solar cells and films
Temperature dependent behaviour of lead sulfide quantum dot solar cells and films Open
The temperature dependent behaviour of PbS QD solar cells and thin films was investigated, and guidelines for further improvement of the power conversion efficiency are given.
View article: Counterion-Mediated Ligand Exchange for PbS Colloidal Quantum Dot Superlattices
Counterion-Mediated Ligand Exchange for PbS Colloidal Quantum Dot Superlattices Open
In the past years, halide capping became one of the most promising strategies to passivate the surface of colloidal quantum dots (CQDs) in thin films to be used for electronic and optoelectronic device fabrication. This is due to the conve…
View article: Temperature-Dependent Optical Properties of PbS/CdS Core/Shell Quantum Dot Thin Films: Probing the Wave Function Delocalization
Temperature-Dependent Optical Properties of PbS/CdS Core/Shell Quantum Dot Thin Films: Probing the Wave Function Delocalization Open
Colloidal semiconductor quantum dots (QDs) are extraordinarily appealing for the development of cheap and large area solar cells due to high absorption efficiency, tunable bandgap energies, and solution processability. Understanding and co…