-
Article
High-entropy catalysts for electrochemical water-electrolysis of hydrogen evolution and oxygen evolution reactions
High entropy materials (HEMs) have developed rapidly in the field of electrocatalytic water-electrolysis for oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) due to their unique properties...
-
Article
Open AccessToward stabilization of formamidinium lead iodide perovskites by defect control and composition engineering
Phase instability poses a serious challenge to the commercialization of formamidinium lead iodide (FAPbI3)-based solar cells and optoelectronic devices. Here, we combine density functional theory and machine lear...
-
Article
Open AccessNiO thin film with an extremely high index \((7 \overline{1 } 4)\) on r-plane sapphire substrate
Thin film epitaxy is essential for state-of-the-art semiconductor applications. The combination of different substrates and deposition methods leads to various crystallographic orientation relationships betwee...
-
Article
Open AccessNanorod-like nanocrystalline CsSnI3 and CNT composite thin film–based hybrid photodetector
An experimental detail on the morphology engineering and characterizations of the all-inorganic Sn-based perovskite (here CsSnI3) thin films and their application in photodetectors are presented. In particular, w...
-
Article
Two-dimensional halide perovskites: A review on their orientations
Two-dimensional halide perovskites, emerging materials with quantum well structures, demonstrate excellent physical properties, such as easily tunable band structures, hot-phonon bottleneck, photo-induced phas...
-
Chapter
Radiation Detection Technologies Enabled by Halide Perovskite Single Crystals
Recently, following the unprecedented rise in the performance of optoelectronic devices based on the halide perovskite polycrystalline or nanostructured films, low-cost halide perovskite single-crystal candida...
-
Article
Open AccessElectrode-induced impurities in tin halide perovskite solar cell material CsSnBr3 from first principles
All-inorganic lead-free CsSnBr3 is attractive for applications in solar cells due to its nontoxicity and stability, but the device performance to date has been poor. Besides the intrinsic properties, impurities i...
-
Article
Open AccessElectronic Structure and Ferromagnetism Modulation in Cu/Cu2O Interface: Impact of Interfacial Cu Vacancy and Its Diffusion
Cu/Cu2O composite structures have been discovered to show sizable ferromagnetism (FM) with the potential applications in spintronic devices. To date, there is no consensus on the FM origin in Cu/Cu2O systems. Her...
-
Article
Open AccessPerformance modulation of α-MnO2 nanowires by crystal facet engineering
Modulation of material physical and chemical properties through selective surface engineering is currently one of the most active research fields, aimed at optimizing functional performance for applications. T...
-
Article
Open AccessMagnetic properties of fluffy Fe@α-Fe 2 O 3 core-shell nanowires
Novel fluffy Fe@α-Fe2O3 core-shell nanowires have been synthesized using the chemical reaction of ferrous sulfate and sodium borohydride, as well as the post-annealing process in air. The coercivity of the as-syn...
-
Article
Open AccessHeterogeneous nucleation of β-type precipitates on nanoscale Zr-rich particles in a Mg-6Zn-0.5Cu-0.6Zr alloy
Zirconium (Zr) is an important alloying element to Mg-Zn-based alloy system. In this paper, we report the formation of the β-type precipitates on the nanoscale Zr-rich particles in a Mg-6Zn-0.5Cu-0.6Zr alloy d...
-
Article
Open AccessIonic Liquid-assisted Synthesis of Polyaniline/Gold Nanocomposite and Its Biocatalytic Application
In this report, a novel chemical synthesis of polyaniline/gold nanocomposite is explored using ionic liquid (IL) 1-Butyl-3-methylimidazolium hexafluorophosphate. The direct chemical synthesis of polyaniline/go...
