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cufs2
Electronic Structure and Magnetic Properties of
2015年5月5日 We have calculated the electronic structure of the ground and lowenergy magnetically excited states and deduced a set of exchange coupling constants that are used afterward in classical Monte Carlo 读书读傻了什么也不会呀 可以参考这篇文献，它讨论了黄铜矿中Cu的氧化态。 Geochimica et Cosmochimica Acta 70 (2006) 4635–4642 DOI:101016/jgca200605017 结论是+1 +3 2 1998年化学竞赛决赛理 黄铜矿 (CuFeS2)中各元素的氧化数（化合价）是多 2023年3月25日 The key reports, fabrication strategies, and applications of CFS quantum dots as emerging materials are explained The main advantages and limitation of CFS as A review on ternary CuFeS2 compound: Fabrication 2016年7月22日 Abstract We report the synthesis of copper iron sulfide (CuFeS 2) quantum dots (QDs) These materials exhibit a tunable band gap that spans the range 05–2 eV (600–2500 nm) Although the asprepared CuFeS2 Quantum Dots and Highly Luminescent
CuFeS2 的结构、电子和弹性特性：性原理研究 XMOL
2014年12月24日 摘要 使用广义梯度近似 (GGA)、GGA + U（现场库仑排斥能）、局部密度近似 (LDA) 和 LDA + U 方法研究了 CuFeS2 的结构、电子和弹性特性。 在密度泛函理 2020年10月31日 Fig 7 Xray powder diffraction patterns of bulk polycrystalline CuFeS 2 with chalcopyrite, tetragonal (T) structure (bottom) and nanocrystalline CuFeS 2 sampels Lowtemperature synthesis of micro and nanocrystalline 2015年5月5日 Request PDF Electronic Structure and Magnetic Properties of CuFeS 2 Chalcopyrite (CuFeS2) is an antiferromagnetic semiconductor with unusual magnetic and Electronic Structure and Magnetic Properties of CuFeS 22020年10月29日 黄铜矿 (CuFeS2) 和黄铁矿 (FeS2) 通常相互伴生，都属于半导体矿物。 晶体和电子结构的差异是其浮选分离的重要因素。 使用密度泛函法（DFT）结合哈伯德 黄铜矿 (CuFeS2) 和黄铁矿 (FeS2) 的晶体和电子结构比较研究
Thermoelectric performance of CuFeS Nature
2017年6月23日 Although many thermoelectric materials, such as Bi2Te3, PbTe and CoSb3, possess excellent thermoelectric properties, they often contain toxic and expensive elements Moreover, most of them are 2015年5月5日 Herein, we have predicted the electronic and magnetic properties and magnetocrystalline anisotropy (MCA) of the most stabilized antiferromagnetic (AFM) ground state of bulk chalcopyrite (CuFeS${2 Electronic Structure and Magnetic Properties of CuFeS 22011年8月10日 冶炼黄铜矿中黄铜矿(CuFeS2)与氧气反应的方程式用氧化还原法怎么配平2CuFeS2+ 4O2==Cu2S+3SO2+2FeO这个方程式太过复杂，化合价很难确定，升降价变化多，因此不建议氧化还原法配平！我们可以考虑最简单的方法：归一法冶炼黄铜矿中黄铜矿 (CuFeS2)与氧气反应的方程式用氧化还原 2014年12月24日 摘要 使用广义梯度近似 (GGA)、GGA + U（现场库仑排斥能）、局部密度近似 (LDA) 和 LDA + U 方法研究了 CuFeS2 的结构、电子和弹性特性。在密度泛函理论的框架中。结果表明，当为 Fe 的 3d 状态选择 GGA + U 形式时，U 值为 3 eV，计算的晶格 CuFeS2 的结构、电子和弹性特性：性原理研究 XMOL
A review on ternary CuFeS2 compound: Fabrication
2023年3月25日 In this paper, the authors have covered the TMC material CFS in all forms, starting from single crystals to smallest quantum dots The sections successively covered different growth, synthesis, fabrication strategies and applications which summarize the whole work on CFS [single crystals (SCs), thin films (TFs), nanoparticles (NPs), quantum 2020年10月31日 Micro and nanocrystalline polymorphs of CuFeS2 have been synthesized by using simple, low temperature solvothermal and precipitation methods A solvothermal process at 170 °C, using ethylenediamine produced micro and nanocrystalline CuFeS2 with various shapes and morphologies, which include polygons, Lowtemperature synthesis of micro and nanocrystalline Our study targets some of the longstanding questions concerning the somewhat mysterious properties of chalcopyrite CuFeS2 We show that defect chemistry in connection with charge transfer within the structure is responsible for the unusual electronic and magnetic properties of CuFeS2 Specifically, our model addresses weak ferromagnetism and the high Peculiar Magnetic and Transport Properties of CuFeS2020年10月1日 In this work, CuFeS 2 chalcogenide powders were easily produced by conventional and microwave methods, and for the first time, the influence of synthesis route on their properties and consequent catalytic activity in the photoFenton reaction was investigated Xray diffraction, N 2 adsorption–desorption isotherms, Fouriertransform Enhanced catalytic performance of CuFeS2 chalcogenide prepared
CuFeS2
CuFeS2的结果提供关于CuFeS2的性质,化学式,分子式,比重,密度以及沸点,熔点,MSDS,用途,作用,毒性,价格,生产厂家，上游原料,下游产品 ID CAS 中文名 英文名 化学式 分类 Tag 1 天然黄铜矿, 谷粒级煤, approx, 006019inA rational design of highly active and robust catalysts based on earthabundant elements for hydrogen evolution reaction (HER) is essential for future renewable energy applications Herein, we report the synthesis of Highindex faceted CuFeS2 nanosheets with 2024年4月9日 天然黄铜矿是一种含有铜和锌的矿石，也被称为黄铜矿石。其化学组成主要由黄铜矿石在自然条件下形成。 天然黄铜矿的性质包括黄色的颜色、金属光泽、坚硬的质地和中等的密度。黄铜矿化工百科 ChemBK2021年8月5日 知乎，中文互联网高质量的问答社区和创作者聚集的原创内容平台，于 2011 年 1 月正式上线，以「让人们更好的分享知识、经验和见解，找到自己的解答」为品牌使命。知乎凭借认真、专业、友善的社区氛围、独特的产品机制以及结构化和易获得的优质内容，聚集了中文互联网科技、商业、影视 CuFeS2的结构式是什么？为什么没有共价键？ 知乎
CUFES2的化合价怎么判断 百度知道
2015年3月24日 CUFES2的化合价怎么判断二硫化亚铁铜：S是负2价，Fe既然叫亚铁，那就是正2价，Cu也只能是正2价了。另外根据常识如果铁是正3价，强氧化性，那么跟负2价的S不能共存。如果是配平的话，用0价配平法最简单。元素在相互化2021年1月1日 The present work describes the electrochemical energy storage performance of CuFeS 2 (Chalcopyrite), which is well known for its high electrical conductivity, natural abundance, and low cost The laboratory synthesis method for CuFeS 2 nanoflakes by facile one step solvothermal method is successfully accomplished The as Solvothermal synthesis of CuFeS2 nanoflakes as a promising 2015年10月19日 The properties of nanomaterials are always connected with their crystal morphologies of the crystals Here, we report the synthesis of squarelike high crystalline iron pyrite (FeS 2) and chalcopyrite (CuFeS 2) nanoplates with an average dimension of 70 nm by a developed hydrothermal processTEM, XRD and Raman spectra Electrical and magnetic properties of FeS RSC Publishing火法炼铜可以从黄铜矿（CuFeS2）或辉铜矿（Cu2S）中提取铜，发生如下反应： ①2CuFeS2+4O2 800℃ Cu2S+3SO2+2FeO ②2Cu2S+3O2 1200℃ 2Cu2O+2SO2 ③2Cu2O+Cu2S 1200℃ 6Cu+SO2↑ 下列说法正确的是（ ） A冶炼黄铜矿中黄铜矿 (CuFeS2)与氧气反应的方程式用氧化还原
Synthesis of CuFeS2−xSex RSC Publishing
2019年5月14日 Alloying of CuFeS2 and CuFeSe2 nanocrystals leads to a new plasmonic nanomaterial in which the plasmon resonance is hypsochromically shifted by ca 80 nm as compared to the case of CuFeS2, ie from 486 nm to 408 nm Preparation of CuFeS2−xSex facilitates, in addition, the exchange of the hydrophobic ligands2019年6月25日 Chalcopyrite (CuFeS 2) is an antiferromagnetic semiconductor with promising magnetic and electrical properties, although these properties are not yet completely understoodThe structural, magnetic, and electronic properties of bulk CuFeS 2 were studied via firstprinciples planewave pseudopotential calculations based on Temperaturedependent properties of magnetic CuFeS2 2019年5月17日 Considering serious pollution from the traditional chemical synthesis process, the resourcerich, clean electrode materials are greatly desired Conventional electrochemical performance improvement CuFeS2 as an anode material with an enhanced 2023年6月1日 Limits on Hg 0 emissions from Cu smelting flue gas (CuSFG) are stipulated severely by the Minamata Convention In this work, acidtreated CuFeS 2, derived from the simple acid treatment of natural CuFeS 2 as the raw material of Cu smelting, was developed as a reusable sorbent to recover Hg 0 in the CuSFG Hg 0 capture by natural CuFeS 2 New utilizations of natural CuFeS2 as the raw material of Cu
黄铜矿 (CuFeS2) 和黄铁矿 (FeS2) 的晶体和电子结构比较研究
2020年10月29日 黄铜矿 (CuFeS2) 和黄铁矿 (FeS2) 通常相互伴生，都属于半导体矿物。晶体和电子结构的差异是其浮选分离的重要因素。使用密度泛函法（DFT）结合哈伯德 U 校正，对它们的晶体和电子特性进行了比较研究。计算结果表明，使用反铁磁计算和哈伯德 U 校正对黄铜矿结果的准确性非常重要。2021年5月31日 Highly crystalline CuFeS2 containing earthabundant and environmentally friendly elements prepared via a hightemperature synthesis exhibits an excellent electrochemical performance as an anode material in sodiumion batteries The initial specific capacity of 460 mAh g–1 increases to 512 mAh g–1 in the 150th cycle and then CuFeS2 as a Very Stable HighCapacity Anode Material for 2019年3月22日 Composed of inexpensive and naturally abundant elements, the chalcopyrite mineral CuFeS 2 has received attention as a potentially useful thermoelectric We use firstprinciples electronic structure and Boltzmann transport theory calculations to investigate thermoelectric properties of ndoped CuFeS 2 We find that energy Firstprinciples assessment of thermoelectric properties of成因产状:? 黄铜矿可形成于多种地质条件下。它出现于与基性岩有关的铜镍硫化物岩浆矿床中。它是斑岩铜矿中的主要矿物成分之一。接触交代矿床 中的黄铜矿系后期热液作用的产物。 在某些沉积成因（包括火山沉积成因）的层状铜矿中。二硫化亚铁铜 百度百科
Synthesis and Phase Analysis of CuFeS2 Powders Prepared
2020年3月23日 Abstract In recent years, CuFeS2 optoelectronic materials are widely concerned by scientists because of their advantages of safety, nontoxicity and low price In this work, the CuFeS2 powders were synthesized by simple hydrothermal coreduction 2017年1月31日 大多数研究人员认为CuFeS2具有Cu（+）Fe（3 +）（S（2））2的形式氧化态。但是，黄铜矿的光谱表征显然受到S与Fe和Cu两者之间相当大的共价程度的影响。CuFeS 2的裂解性差导致产生贝壳状表面。重建断裂表面，从先前的块状S（2）形成表面 黄铜矿浸出的结构，基本机理和动力学的综述。2008年2月21日 CuFeS2+H2SO4反应生成什么如果是稀硫酸,发生的是非氧化还原反应,由于硫化铜是难溶性盐,稀硫酸不足以使它溶解,所以剩下的固体应为硫化铜硫化亚铁完全可以溶解在稀硫酸中,方程式为: CuFeS2 +H2SO4 = CuS + FCuFeS2+H2SO4反应生成什么百度知道2021年1月1日 The present work describes the electrochemical energy storage performance of CuFeS 2 (Chalcopyrite), which is well known for its high electrical conductivity, natural abundance, and low cost The laboratory synthesis method for CuFeS 2 nanoflakes by facile one step solvothermal method is successfully accomplished The as Solvothermal synthesis of CuFeS2 nanoflakes as a promising
Thermoelectric performance of CuFeS Nature
2017年6月23日 Although many thermoelectric materials, such as Bi2Te3, PbTe and CoSb3, possess excellent thermoelectric properties, they often contain toxic and expensive elements Moreover, most of them are 2015年5月5日 Herein, we have predicted the electronic and magnetic properties and magnetocrystalline anisotropy (MCA) of the most stabilized antiferromagnetic (AFM) ground state of bulk chalcopyrite (CuFeS${2 Electronic Structure and Magnetic Properties of CuFeS 22011年8月10日 冶炼黄铜矿中黄铜矿(CuFeS2)与氧气反应的方程式用氧化还原法怎么配平2CuFeS2+ 4O2==Cu2S+3SO2+2FeO这个方程式太过复杂，化合价很难确定，升降价变化多，因此不建议氧化还原法配平！我们可以考虑最简单的方法：归一法冶炼黄铜矿中黄铜矿 (CuFeS2)与氧气反应的方程式用氧化还原 2014年12月24日 摘要 使用广义梯度近似 (GGA)、GGA + U（现场库仑排斥能）、局部密度近似 (LDA) 和 LDA + U 方法研究了 CuFeS2 的结构、电子和弹性特性。在密度泛函理论的框架中。结果表明，当为 Fe 的 3d 状态选择 GGA + U 形式时，U 值为 3 eV，计算的晶格 CuFeS2 的结构、电子和弹性特性：性原理研究 XMOL
A review on ternary CuFeS2 compound: Fabrication
2023年3月25日 In this paper, the authors have covered the TMC material CFS in all forms, starting from single crystals to smallest quantum dots The sections successively covered different growth, synthesis, fabrication strategies and applications which summarize the whole work on CFS [single crystals (SCs), thin films (TFs), nanoparticles (NPs), quantum 2020年10月31日 Micro and nanocrystalline polymorphs of CuFeS2 have been synthesized by using simple, low temperature solvothermal and precipitation methods A solvothermal process at 170 °C, using ethylenediamine produced micro and nanocrystalline CuFeS2 with various shapes and morphologies, which include polygons, Lowtemperature synthesis of micro and nanocrystalline Our study targets some of the longstanding questions concerning the somewhat mysterious properties of chalcopyrite CuFeS2 We show that defect chemistry in connection with charge transfer within the structure is responsible for the unusual electronic and magnetic properties of CuFeS2 Specifically, our model addresses weak ferromagnetism and the high Peculiar Magnetic and Transport Properties of CuFeS2020年10月1日 In this work, CuFeS 2 chalcogenide powders were easily produced by conventional and microwave methods, and for the first time, the influence of synthesis route on their properties and consequent catalytic activity in the photoFenton reaction was investigated Xray diffraction, N 2 adsorption–desorption isotherms, Fouriertransform Enhanced catalytic performance of CuFeS2 chalcogenide prepared