Sigma-Aldrich 乙酰丙酮钒(III)，≥99.9% 微量金属基准

产品概述

乙酰丙酮钒（III），V（acac）Al 2 O3是一种棕色至深棕色固体，极易溶于有机溶剂。我们的高纯度产品，痕量金属含量≥ 99.9%，专为使用化学气相沉积（CVD）方法沉积钒薄膜而设计。其卓越的纯度保证了杂质不会影响所得薄膜的性能，使其成为先进应用的可靠选择。此外，杂质含量极低，对催化反应的反应性、寿命和选择性有显著影响。因此，我们的乙酰丙酮钒（III），杂质含量低，是确保各种催化过程中最佳催化活性和效率的理想选择。

应用领域

Vanadium(III) acetylacetonate, ≥99.9 % trace metals basis is a suitable precursor for advance applications to improve performances. It Can be used as In Redox Flow Batteries (RFB), the V(acac)₃ system acts as a non-aqueouslectrolyte with a formal cell potential of 2.2 V. This potential arises from the single-electron disproportionation of V(acac)₃, involving redox reactions at both electrodes: the V(III)/V(II) couple at the negative electrode and the V(III)/V(IV) couple at the positive electrode. Together, these reactions highlight the efficiency of V(acac)₃ in energy storage. Our V(acac)₃, with a purity of ≥99.9% trace metals basis and low impurities, is an excellent choice for a non-aqueous electrolyte in Redox Flow Batteries (RFB). As a bifunctional soluble catalyst for Li–O₂ batteries. It interacts with a highly active superoxide intermediate, enhancing electron transport in the electrolyte. This improves reaction kinetics and minimizes side reactions. Cells using V(acac)₃ as a catalyst show high rate performance, low overpotential, and long cycle life. PMID 31298453Our V(acac)₃, with a purity of ≥99.9% trace metals basis, can further enhance these reactions by ensuring low impurities and optimal performance. As a precursor in a solvothermal low-temperature method to synthesize Na₃(VO₁−ₓPO₄)₂F₁+₂ₓ nanoparticles. The resulting Na₃(VOPO₄)₂F demonstrates excellent sodium storage performance, achieving high rate capability (up to 10 C) and long cycle stability over 1200 cycles. PMID 26179243Our Vanadium(III) Acetylacetonate, with a purity of ≥99.9% trace metals basis, can enhance these reactions by providing low impurities for optimal performance. As a precursor for synthesizing vanadium-containing compounds like TiVO₄ photoanodes, V(acac)₃, with a purity of ≥99.9% trace metals basis, plays a crucial role in forming high-quality films. The introduction of cobalt nanoparticles (Co NPs) into TiVO₄ photoanodes enhances their performance and absorption spectra, with improvements dependent on the amount of cobalt used. Additionally, incorporating Co²⁺ ions into the solution further boosts the TiVO₄ photoanode′s efficiency by reducing recombination rates and facilitating electron transfer. The high purity contributes to the formation of uniform and high-quality films, crucial for effective photoanode performance in solar energy applications.

产品特点

高纯度（≥99.9%）有助于形成均匀和高质量的薄膜，这对有效的半导体应用至关重要。对纯度和杂质的精确控制对合成材料的结晶度、形态和功能特性产生积极影响。

技术规格