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View article: Modifications in the charge trap landscape in Hf0.5Zr0.5O2 as a function of oxygen vacancy concentration observed with photoemission electron microscopy
Modifications in the charge trap landscape in Hf0.5Zr0.5O2 as a function of oxygen vacancy concentration observed with photoemission electron microscopy Open
Oxygen vacancies in HfxZr(1−x)O2 (HZO) both contribute to stabilization of the ferroelectric orthorhombic phase and promote leakage pathways that limit the endurance of devices based on the material. For this reason, the defect states of o…
View article: Imaging Photonic Resonances within an All‐Dielectric Metasurface via Photoelectron Emission Microscopy
Imaging Photonic Resonances within an All‐Dielectric Metasurface via Photoelectron Emission Microscopy Open
Dielectric metasurfaces, through volume‐type photonic resonances, enable precise control of light‐matter interactions for applications including imaging, holography, and sensing. The application space of dielectric metasurfaces has extende…
View article: Near-field imaging of optical resonances in silicon metasurfaces using photoelectron microscopy
Near-field imaging of optical resonances in silicon metasurfaces using photoelectron microscopy Open
Precise control of light–matter interactions at the nanoscale lies at the heart of nanophotonics. However, experimental examination at this length scale is challenging since the corresponding electromagnetic near-field is often confined wi…
View article: Engineering of Nanoscale Heterogeneous Transition Metal Dichalcogenide–Au Interfaces
Engineering of Nanoscale Heterogeneous Transition Metal Dichalcogenide–Au Interfaces Open
Engineering the transition metal dichalcogenide (TMD)-metal interface is critical for the development of two-dimensional semiconductor devices. By directly probing the electronic structures of WS2-Au and WSe2-Au interfaces with high spatia…
View article: Near-field Imaging of Optical Resonances in Silicon Metasurfaces Using Photoelectron Microscopy
Near-field Imaging of Optical Resonances in Silicon Metasurfaces Using Photoelectron Microscopy Open
Precise control of light-matter interactions at the nanoscale lies at the heart of nanophotonics. Experimental examination at this length scale is challenging, however, since the corresponding electromagnetic near-field is often confined w…
View article: INTERFACES IN LEAD-FREE TIN PEROVSKITE PHOTOVOLTAICS
INTERFACES IN LEAD-FREE TIN PEROVSKITE PHOTOVOLTAICS Open
Halide perovskites have generated tremendous interest as low-cost semiconductors for optoelectronics, such as photovoltaics, lasers, and light emitting diodes due to their extraordinary optical and transport properties. Perovskite photovol…
View article: Correction to “Surface Ligands for Methylammonium Lead Iodide Films: Surface Coverage, Energetics, and Photovoltaic Performance”
Correction to “Surface Ligands for Methylammonium Lead Iodide Films: Surface Coverage, Energetics, and Photovoltaic Performance” Open
RETURN TO ISSUEPREVAddition/CorrectionNEXTORIGINAL ARTICLEThis notice is a correctionCorrection to “Surface Ligands for Methylammonium Lead Iodide Films: Surface Coverage, Energetics, and Photovoltaic Performance”So Min ParkSo Min ParkMore…
View article: Surface Ligands for Methylammonium Lead Iodide Films: Surface Coverage, Energetics, and Photovoltaic Performance
Surface Ligands for Methylammonium Lead Iodide Films: Surface Coverage, Energetics, and Photovoltaic Performance Open
Surface ligand treatment provides a promising approach for passivating defect states, improving material and device stability, manipulating interfacial energetics, and improving the performance of perovskite solar cells (PSCs). To facilita…
View article: Influence of Surface Ligands on Energetics at FASnI<sub>3</sub>/C<sub>60</sub> Interfaces and Their Impact on Photovoltaic Performance
Influence of Surface Ligands on Energetics at FASnI<sub>3</sub>/C<sub>60</sub> Interfaces and Their Impact on Photovoltaic Performance Open
Interfacial chemistry and energetics significantly impact the performance of photovoltaic devices. In the case of Pb-containing organic metal halide perovskites, photoelectron spectroscopy has been used to determine the energetic alignment…
View article: Computationally aided design of a high-performance organic semiconductor: the development of a universal crystal engineering core
Computationally aided design of a high-performance organic semiconductor: the development of a universal crystal engineering core Open
Silylethyne-functionalized benzodithiophene serves as a universal crystal engineering core to yield stable, soluble, π-stacked arrays of aromatic chromophores.
View article: Processing Dependent Influence of the Hole Transport Layer Ionization Energy on Methylammonium Lead Iodide Perovskite Photovoltaics
Processing Dependent Influence of the Hole Transport Layer Ionization Energy on Methylammonium Lead Iodide Perovskite Photovoltaics Open
Organometal halide perovskite photovoltaics typically contain both electron and hole transport layers, both of which influence charge extraction and recombination. The ionization energy (IE) of the hole transport layer (HTL) is one importa…
View article: Influence of dopant size and electron affinity on the electrical conductivity and thermoelectric properties of a series of conjugated polymers
Influence of dopant size and electron affinity on the electrical conductivity and thermoelectric properties of a series of conjugated polymers Open
Larger dopants with high electron affinities are found to yield increased electrical conductivities and power factors at lower doping concentrations.
View article: Evidence for Escherichia coli Diguanylate Cyclase DgcZ Interlinking Surface Sensing and Adhesion via Multiple Regulatory Routes
Evidence for Escherichia coli Diguanylate Cyclase DgcZ Interlinking Surface Sensing and Adhesion via Multiple Regulatory Routes Open
DgcZ is the main cyclic dimeric GMP (c-di-GMP)-producing diguanylate cyclase (DGC) controlling biosynthesis of the exopolysaccharide poly-β-1,6- N -acetylglucosamine (poly-GlcNAc or PGA), which is essential for surface attachment of Escher…
View article: Genetic Manipulation of Glycogen Allocation Affects Replicative Lifespan in E. coli
Genetic Manipulation of Glycogen Allocation Affects Replicative Lifespan in E. coli Open
In bacteria, replicative aging manifests as a difference in growth or survival between the two cells emerging from division. One cell can be regarded as an aging mother with a decreased potential for future survival and division, the other…