The influence of magnesium ions on solar cells
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Iodine-rich mixed composition metal–halide perovskites were developed to improve the performance of perovskite solar cell devices incorporating tin(iv) oxide substrates for electron transport layers by optimizing the I/Br halide ion ratio. Device performance was further enhanced by exposing to ambient atmosp
Iodine-rich mixed composition perovskites optimised for tin(iv) oxide transport layers: the influence of halide ion …
Iodine-rich mixed composition metal–halide perovskites were developed to improve the performance of perovskite solar cell devices incorporating tin(iv) oxide substrates for electron transport layers by optimizing the I/Br halide ion ratio. Device performance was further enhanced by exposing to ambient atmosp
Improved performance of ZnO thin film solar cells by doping magnesium ions
This study investigates the effect of magnesium doping on the performance of nanocrystalline zinc oxide (ZnO) thin film solar cells. MgxZn1−xO (x = 0.00, 0.05, 0.075 and 0.1 %) nanoparticles were prepared by simple precipitation method. The crystallinity and morphology of the photo-anode was characterized by X-ray diffraction …
Influence of Magnesium Ions in the Seawater Environment on the ...
The chloride and sulfate ions are representative anions that cause serious corrosive problems. The major cations that contribute to the corrosion property are calcium (Ca) and magnesium (Mg) ions, as they produce local alkaline surface conditions, due to the precipitative effects of calcium carbonate (CaCO 3) and magnesium hydroxide …
The role of magnesium ions in bone regeneration involves the canonical ...
Magnesium (Mg)-based implants have become of interest to both academia and the medical industry. The attraction largely is due to Mg''s biodegradability and ability to enhance bone healing and formation. However, the underlying mechanism of how Mg regulates osteogenesis is still unclear. Based on our …
Effect of Magnesium Incorporation on Solution-Processed …
Caballero et al. Effect of Magnesium on Kesterite Solar Cells deposited by liquid phase sintering method measuring a decreased hole concentration with the increase in Mg …
The influence of sodium ions decorated micro-cracks on the …
DOI: 10.1016/J.SOLENER.2018.08.082 Corpus ID: 104664003; The influence of sodium ions decorated micro-cracks on the evolution of potential induced degradation in p-type crystalline silicon solar cells
Enhancing the Performance of MAPbI3-Based Perovskite Solar Cells ...
In this paper, we study the effects of Cu, Ni, and Zn doping in TiO 2 layers on the performance of MAPbI 3-based perovskite solar cells (PSCs) fabricated under ambient air with relative humidity between 60% and 70%.One of the factors limiting the efficiency of MAPbI 3-based PSCs is the TiO 2 electron transport layer properties. The …
Effects of magnesium alloy corrosion on biological response ...
In the presence of redox-regulating cells (i.e., immune cells) and biomolecules, for example, electrons or free radicals can change the redox state of cells, the redox state of critical metal ions in metalloproteins, or even reduce disulfides or other double/triple bonds in functional groups found in proteins.
The power of magnesium: unlocking the potential for increased …
1. Introduction. Magnesium (Mg 2+) is not only a quintessential macronutrient but also a cornerstone for the vitality and quality of horticultural crops s importance stretches across a broad spectrum of plant physiology, governing photosynthesis, nutrient metabolism, cell membrane stability, enzyme activation, and, …
The Influence of Different Recombination Pathways on …
The impact of hysteresis on the power conversion efficiency (PCE) of perovskite solar cells (PSCs) still faces uncertainties despite the rapid development of perovskite photovoltaics. Although ion …
Effect of Magnesium and Ferric Ions on the Biomineralization of …
The discovery of cyanobacteria fossils in microbialite prompts the investigation of carbonate biomineralization using cyanobacteria. However, the impact of coexisting magnesium and iron in microbialite on carbonate biomineralization has been overlooked. Here, Synechocystis sp. PCC 6803 was used to induce calcium carbonate in …
Enhancing the Performance of MAPbI3-Based Perovskite Solar Cells ...
In this paper, we study the effects of Cu, Ni, and Zn doping in TiO2 layers on the performance of MAPbI3-based perovskite solar cells (PSCs) fabricated under ambient air with relative humidity between 60% and 70%. One of the factors limiting the efficiency of MAPbI3-based PSCs is the TiO2 electron transport layer properties. The efficiency of …
Magnesium and calcium ions: roles in bacterial cell attachment …
The ubiquitous divalent cations magnesium and calcium are important nutrients required by bacteria for growth and cell maintenance. Multi-faceted roles are shown both in bacterial initial ...
The influence of magnesium oxide interfacial layer on …
dye-sensitized solar cells and affects their overall effi-ciency. The cell with optimized thickness of MgO layer exhibits the highest conversion efficiency (g = 5.12 %) with a …
Applications and functions of rare-earth ions in perovskite solar cells ...
The functions of the rare-earth ions in perovskite solar cells can be understood from the following aspects: (1) optimizing charge transport layers with reduced defect states, enhanced charge mobility and aligned energy level; (2) modifying the morphology of metal oxide thin films to avoid the nanoparticle aggregation and pin-hole …
Effect of magnesium ion on human osteoblast activity
Magnesium, a promising biodegradable metal, has been reported in several studies to increase bone formation. Although there is some information regarding the concentrations of magnesium ions that affect bone remodeling at a cellular level, little is known about the effect of magnesium ions on cell gap junctions.
Influence of magnesium ions on biofilm formation by …
Mg(2+) concentration had no influence on growth of planktonic cells but, during biofilm formation, Mg(2+) increased the abundance of attached cells. For attached cells, the influence of Mg(2+) concentration changed over time, suggesting that the role of Mg(2+) in bacterial attachment is complex and dynamic.
Intestinal Absorption and Factors Influencing Bioavailability of ...
Intestinal Absorption and Factors Influencing Bioavailability ...
The Integral Role of Magnesium in Muscle Integrity and Aging: A ...
The Integral Role of Magnesium in Muscle ...
High-efficiency dye-sensitized solar cells: the influence of lithium ...
We present a time-saving staining protocol based upon the low-toxicity and nonvolatile solvent dimethyl sulfoxide for a high-efficiency dye-sensitized solar cell, which is very critical for the roll-to-roll flexible cell production. Power conversion efficiencies of 11.7-12.1% were achieved under AM1 …
Improved performance of ZnO thin film solar cells by doping …
This study investigates the effect of magnesium doping on the performance of nanocrystalline zinc oxide (ZnO) thin film solar cells. Mg x Zn 1−x O (x = …
Diffusion engineering of ions and charge carriers for stable …
Here, we designed a nanostructured carbon layer to suppress the diffusion of ions/molecules within perovskite solar cells, an important degradation process in the …
The influence of biodegradable magnesium alloys on the …
The postdegradation effect of pure Mg, Mg-1Y, Mg-5Al, and Mg-2Ca alloys on the differentiation, proliferation and gene expression of human mesenchymal stem cells (hMSCs) was investigated. It was revealed that that Mg(2+) ions result in an increase in cell proliferation. However, we observed a maximu …
The Influence of Different Recombination Pathways on Hysteresis …
The impact of hysteresis on the power conversion efficiency (PCE) of perovskite solar cells (PSCs) still faces uncertainties despite the rapid development of perovskite photovoltaics. Although ion migration in perovskites is regarded as the chief culprit for hysteresis, charge carrier recombination pathways in PSCs are proposed to be …
The influence of magnesium oxide interfacial layer on photovoltaic ...
The thickness of the MgO layer plays a vital role in the kinetics of dye-sensitized solar cells and affects their overall efficiency. The cell with optimized thickness …
Bivalent cationic ions doped bioactive glasses: the influence of ...
It is well known that the selected dopant ions are able not only to directly influence the cell behaviour, exercising a specific biological role (e.g. stimulation of several osteoblastic cells genes expression, in vitro and in vivo angiogenesis induction, possible antibacterial and anti-inflammatory actions), but also to address the biological ...
The influence of magnesium oxide interfacial layer on photovoltaic ...
The photovoltaic parameters of the assembled dye-sensitized solar cells were tested via current density-voltage measurement, exhibiting an enhancement through …
More ions in, less power out | Nature Energy
By decoupling ion migration from other effects, research now shows that electric field screening induced by mobile ions is a dominant contributor to efficiency loss …
Grain Size Influences Activation Energy and Migration Pathways …
The combination of this measurement technique together with a perovskite recipe that allows for grain size variation without any modification of the perovskite composition allows us to determine the influence of grain boundaries on ion migration in perovskite solar cells. To measure the influence of grain size on ion migration, we …
Magnesium sulfate as a potential dye additive for chlorophyll …
In this work, a new chlorophyll dye-sensitiser derived from mitragyna speciosa (MS) leaves, also known as Kratom, was employed for dye-sensitised solar …
Emerging alkali metal ion (Li+, Na+, K+ and Rb+) …
Herein, a comprehensive review of the incorporation of alkali metal ions (Li +, Na +, K + and Rb +) in emerging perovskite solar cells for a longer carrier lifetime, lower interfacial defect density, faster charge transfer, no …
Influence of magnesium concentrations on the biomass and …
The current study deals with the biological response variations on some biochemical properties of the freshwater green algae Chlorella vulgaris by exposure to different Mg2+ concentrations (5, 10, and 15) mg/L. Physiological and biochemical parameters, including growth curve, doubling time, photosynthesis pigments, total protein …
The Integral Role of Magnesium in Muscle Integrity and Aging: A ...
Magnesium ions play a pivotal role in maintaining the electrolyte equilibrium of calcium, potassium, and sodium within skeletal muscle cells [178,187]. Last, magnesium facilitates the energization of ion channels, thus supporting their proper functioning . Thus, the multifaceted role of magnesium in muscle contraction, from …
Printable magnesium ion quasi-solid-state asymmetric ...
Here the authors demonstrate a flexible solar-charging integrated unit based on printed magnesium ion aqueous asymmetric supercapacitors.
High-efficiency dye-sensitized solar cells: the influence of lithium ions …
We present a time-saving staining protocol based upon the low-toxicity and nonvolatile solvent dimethyl sulfoxide for a high-efficiency dye-sensitized solar cell, which is very critical for the roll-to-roll flexible cell production. Power conversion efficiencies of 11.7-12.1% were achieved under AM1 …
Effects of the Annealing Conditions on the Properties of Cu2ZnGeSe4 Thin Film Solar Cells …
3 · Cu2ZnGeSe4 (CZGSe) thin-film, as materials with a wide bandgap close to the ideal bandgap for solar cells, have attracted attention. However, the efficiency of the CZGSe devices is far below the theoretical efficiency mainly due to the presence of defects and defect clusters. This study aims to determine the optimal selenization temperature …
Unraveling the Role of Energy Band Alignment and …
Our simulations also reveal that the work function of a TL (either ETL or HTL) can influence recombination rates at the other interface. For example, Figure 3d shows that when recombination can …
Printable magnesium ion quasi-solid-state asymmetric supercapacitors for flexible solar-charging integrated units | Nature …
Here the authors demonstrate a flexible solar-charging integrated unit based on printed magnesium ion ... Xu, J. et al. Efficiently photo-charging lithium-ion battery by perovskite solar cell. Nat ...