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Heterojunction interlocked catalysis-conduction network in monolithic porous-pipe scaffold for endurable Li-S batteries …
The shuttle effect of lithium polysulfides (LiPSs) and the sluggish reaction kinetics of LiPSs conversion pose serious challenges to the commercial feasibility of lithium-sulfur (Li-S) batteries. To address these obstacles, herein, we construct CeO 2 /Co heterostructures in hollow necklace-like carbon fibers (CeO 2 /Co-CNFs) as the cathode …
A comprehensive physical model for the sensitivity of silicon heterojunction …
Double-side contacted silicon heterojunction (SHJ) solar cells have demonstrated efficiencies of up to 26.81%, 1 a recent value so far not reached by other advanced silicon-based technologies such as tunnel oxide passivated contact (TOPCon). 2 SHJ usually stands out with a higher open-circuit voltage (V OC) and fill factor (FF), but …
Ultrafast kinetics net electrode assembled via MoSe2/MXene heterojunction for high-performance sodium-ion batteries …
The as-obtained MoSe 2 /MXene heterojunction can be able to give an outstanding invertible capacity of 490 mAh g −1 under 1 A g −1 after 200 cycles. For rate performance, MoSe 2 /MXene heterojunction also retains 250 …
Silicon heterojunction solar cells with up to 26.81% efficiency …
Silicon heterojunction solar cells with up to 26.81% ...
5 Heterostructure Anodes for Lithium/Sodium-Ion …
In recent years, metal compound-based heterojunctions have received increasing attention from researchers as a candidate …
Band engineering of α-Fe2O3/SnO2 heterojunction photocathode enables highly efficient and stable Li−O2 batteries …
These results demonstrated that the heterojunction of FS is beneficial for improving the kinetics of ORR in Li−O 2 batteries with the aid of solar energy. In the charging process, the current density of FS with illumination was also the strongest in comparison of the case of without illumination ( Fig. 3 c) and that of α-Fe 2 O 3, as well …
Light‐Motivated SnO2/TiO2 Heterojunctions Enabling the Breakthrough in Energy Density for Lithium‐Ion Batteries …
Powering lithium-ion batteries (LIBs) by light-irradiation will bring a paradigm shift in energy-storage technologies. Herein, a photoaccelerated rechargeable LIB employing SnO 2 /TiO 2 heterojunction nanoarrays as a multifunctional anode is developed. The electron ...
Tin and Tin Compounds for Sodium Ion Battery Anodes: Phase …
Sodium ion batteries (NIB, NAB, SIB) are attracting interest as a potentially lower cost alternative to lithium ion batteries (LIB), with readily available and …
Conductive Holey MoO2–Mo3N2 Heterojunctions as Job-Synergistic Cathode Host with Low Surface Area for High-Loading Li–S Batteries …
Li–S batteries have several advantages in terms of ultrahigh energy density and resource abundance. However, the insulating nature of S and Li2S, solubility and shuttle effects of lithium polysulfides (LiPSs), and slow interconversion between LiPSs and S/Li2S/Li2S2 are significant impediments to the commercialization of Li–S batteries. …
The demand for indium in heterojunction batteries is growing …
The demand for heterojunction batteries may increase the total demand on a large scale. The production of ITO targets ... lead, zinc, tin, germanium and indium, as part of the effort to support the metals market impacted by the coronavirus pandemic and to …
Phase-heterojunction all-inorganic perovskite solar cells …
The fabrication of perovskite heterojunctions is challenging. Mali et al. develop a heterojunction with two different crystalline phases of CsPbI3, achieving 21.5% and 18.4% efficiencies on small ...
High-Performance Dual-Ion Battery Based on a …
Tin disulfide is considered as a promising electrode material for sodium-ion batteries because of its two-dimensional layered structural characteristics allowing the intercalation of Na ions. …
NH2-MIL-125(Ti)/TiO2 nanorod heterojunction photoanodes for efficient photoelectrochemical water …
illustrating our hydrothermal method for growing TiO 2 NRs on a fluorine-doped tin oxide ... the MIL(125)-NH 2 /TiO 2 NR heterojunction exhibited a remarkably enhanced photocurrent density of 1.63 mA/cm 2 at 1.23 V vs. RHE without any co-catalyst ...
Interfacial engineering of Bi2Te3/Sb2Te3 heterojunction enables high–energy cathode for aluminum batteries …
Rechargeable aluminum batteries (RABs) have been regarded as a low-cost and safe candidate for electrochemical energy storage. However, the high charge density of Al 3+ causes its sluggish diffusion and the large size of AlCl 4 − renders the capacity of the cathode low. renders the capacity of the cathode low.
Light‐Motivated SnO2/TiO2 Heterojunctions Enabling the …
Powering lithium-ion batteries (LIBs) by light-irradiation will bring a paradigm shift in energy-storage technologies. Herein, a photoaccelerated rechargeable …
Phosphorus doping induced the co-construction of sulfur vacancies and heterojunctions in tin …
The reasonable design of electrode materials with heterojunctions and vacancies is a promising strategy to elevate their electrochemical performances. Herein, tin-based sulfide composites with heterojunctions and sulfur vacancies encapsulated by reduced graphene oxide (SnS2−xPx/RGO) were successfully designe
Bifunctional WO3/TiO2 heterojunction photocathode for high-performance photo-assisted Li–O2 battery …
Photo-assisted charging is a useful method for mitigating high overpotential in Lithium–oxygen (Li–O 2) batteries.Herein, WO 3 /TiO 2 heterostructures were carefully designed on carbon-fiber fabrics and used as photocathodes in photo-assisted Li-O 2 batteries. The ...
High-Performance Dual-Ion Battery Based on a Layered Tin …
Energy issues have attracted great concern worldwide. Developing new energy has been the main choice, and the exploitation of the electrochemical energy storage devices plays an important role. Herein, a high-performance dual-ion battery system is proposed, which consists of a graphite cathode and SnS2 anode, with a high …
Type-II heterojunction photocathode for CO2 reduction and light-assisted metal–CO2 batteries …
Here, for the first time we report a one-dimensional Fe 2 O 3 /Cu 2 O type-II heterojunction nanowire photocathode for light-assisted metal–CO 2 batteries. With this new photocathode, a Li–CO 2 battery can achieve an ultralow voltage gap of 0.19 V and a superior round-trip efficiency of 88% after 260 cycles under irradiation of full sunlight (AM …
Heterojunction TiO2@TiOF2 nanosheets as superior …
Anatase TiO2 is considered as a promising anode material for sodium-ion batteries, but the inherent semiconductor properties and the sluggish Na+ diffusion kinetics limit its further development. To overcome these …
Heterojunction tunnelled vanadium-based cathode materials for high-performance aqueous zinc ion batteries …
Based on the TEM images in Fig. S6, the VO 2 exhibits a typical block-like morphology with dimensions ranging from 1 to 3 µm (Fig. S6 a).The interplanar spacing of 0.35 nm corresponds to the (1 1 0) crystal plane of VO 2 (Fig. S6 b) [32] contrast, the BiVO 4 material was observed to possess a nanorod structure, with a length of …
Phosphorus doping induced the co-construction of sulfur …
Herein, tin-based sulfide composites with heterojunctions and sulfur vacancies encapsulated by reduced graphene oxide (SnS 2−x P x /RGO) were successfully …
Heterojunction structure of cobalt sulfide cathodes for high-performance magnesium-ion batteries …
Heterostructure cobalt sulfide (Co3S4/CoS2) hollow nanospheres are synthesized and used as magnesium-ion battery cathodes for the first time, which demonstrate good electrochemical performance. Furthermore, the correlation between electrochemical kinetics and structure of cobalt sulfide cathodes is systematically …
Low‐Cost Tin Oxide Transparent Conductive Films for Silicon Heterojunction …
Low-cost SnO2 films are deposited by RPD with metal tin as the evaporation source, which features low resistivity (<2 × 10−3 Ω cm) and high mobility (35.93 cm2 V−1 S−1). A power conversion efficiency...
Heterojunction solar panels: their working principles and benefits
Heterojunction batteries use three important materials: Crystalline silicon (c-Si) Amorphous silicon (a-Si) Indium tin oxide (ITO) Crystal silicon is often used to manufacture standard homogeneous junction solar cells, as …
Recent Advances on Heterojunction‐Type Anode …
Herein, this review presents the recent research progress of heterojunction-type anode materials, focusing on the application of various types of heterojunctions in lithium/sodium-ion batteries. Finally, …
Conductive Holey MoO2–Mo3N2 Heterojunctions as Job …
The affinity between LiPSs and heterojunction allows a dendrite-free Li plating at anode even after long-term cycling. Well-defined heterointerface design with job …
Design of spherical TiN/Nb4N5 heterostructure as bifunctional adsorption/catalytic material for lithium sulfur batteries …
To compare the adsorption capability of TiN/Nb 4 N 5 heterostructure and TiNb 2 O 7 microsphere to LiPSs, visual adsorption tests were conducted. As shown in Fig. 4 a-c, the color of the Li 2 S 6 solution containing TiN/Nb 4 N 5 heterostructure became significantly lighter after 4 h, and turned to colorless after 8 h; while For Li 2 S 6 solution …
SnSe/Cu2SnSe3 Heterojunction Structure with High Initial Coulombic Efficiency for Lithium-Ion Battery …
Tin selenide (SnSe, SnSe 2) with suitable redox potential and high theoretical capacity has been explored as a promising anode material for alkali-metal-ion batteries. However, this ...
Catalysts | Free Full-Text | Lithium Polysulfide Catalytic Mechanism of AlN/InN Heterojunction …
To solve the shuttling effect and transformations of LiPSs in lithium–sulfur batteries, heterostructures have been designed to immobilize LiPSs and boost their reversible conversions. In this paper, we have constructed AlN/InN heterojunctions with AlN with a wide band gap and InN with a narrow band gap. The heterojunctions show …
Tin and Tin Compound Materials as Anodes in Lithium-Ion and …
Tin and tin compounds are perceived as promising next-generation lithium (sodium)-ion batteries anodes because of their high theoretical capacity, low cost and …
Heterojunction TiO2@TiOF2 nanosheets as superior anode materials for sodium-ion batteries …
Anatase TiO 2 is considered as a promising anode material for sodium-ion batteries, but the inherent semiconductor properties and the sluggish Na + diffusion kinetics limit its further development. To overcome these inherent drawbacks, heterojunction TiO 2 @TiOF 2 constructed with two-dimensional nanosheets is prepared by the hydrothermal method. . …
Synthesis and Characterization of Zinc/Iron Composite Oxide Heterojunction Porous Anode Materials for High-Performance Lithium-Ion Batteries
Synthesis and Characterization of Zinc/Iron Composite ...