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硒化钨(IV)

    级别和纯度:
  • ≥99.8% metals basis
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货号 (SKU) 包装规格 是否现货 价格 数量
T119286-10g
10g 现货 Stock Image
T119286-50g
50g 现货 Stock Image

基本描述

别名 二硒化钨
英文别名 DTXSID8065240 | Tungsten( cento) selenide | Tungsten selenide (WSe2) | AKOS024256371 | Tungsten diselenide | Q2592220 | Tungsten selenide | MFCD00049703 | Tungsten diselenide, Crystal, 99.995% | Tungsten(IV) selenide | Chromium Fluoride (CrF3) Sputtering
规格或纯度 99.8% metals basis
英文名称 Tungsten selenide
运输条件 常规运输
产品介绍

科学家发现.二硒化钨(WSe2)的热传导率大约是热传导率最好的钻石的10万分之一,是世界上热传导率最低的材料。二硒化钨薄膜的热传导率比单晶态的二硒化钨更差.大概只有热传导率最好的钻石的10万分之一。这个新材料不但具有像多孔状物质那样的热传导率.更重要的是,它的密度很高.大概跟铜差不多。 在应用中.材料的热传导率低,表示系统中的热不易散失,换句话说,就是系统的能量转换效率会更高。因此这个新材料的应用.将很有可能大幅度提高能源的使用效率。

纯度 ≥99.8% metals basis

名称和识别符

EC号 235-078-7
IIUPAC Name bis(selanylidene)tungsten
INCHI 1S/2Se.W
InChi Key ROUIDRHELGULJS-UHFFFAOYSA-N
Smiles [Se]=[W]=[Se]
Isomeric SMILES [Se]=[W]=[Se]
PubChem CID 82910
UN Number 3281
Packing Group III
分子量 341.77

化学和物理性质

密度 9.32
分子量 341.800 g/mol
XLogP3
氢键供体数Hydrogen Bond Donor Count 0
氢键受体数Hydrogen Bond Acceptor Count 0
可旋转键计数Rotatable Bond Count 0
精确质量Exact Mass 343.784 Da
单同位素质量Monoisotopic Mass 343.784 Da
拓扑极表面积Topological Polar Surface Area 0.000 Ų
重原子数Heavy Atom Count 3
形式电荷Formal Charge 0
复杂度Complexity 18.300
同位素原子数Isotope Atom Count 0
定义的原子立体中心计数Defined Atom Stereocenter Count 0
未定义的原子立体中心计数Undefined Atom Stereocenter Count 0
定义的键立体中心计数Defined Bond Stereocenter Count 0
未定义的键立体中心计数Undefined Bond Stereocenter Count 0
所有立体化学键的总数The total count of all stereochemical bonds 0
共价键合单元计数Covalently-Bonded Unit Count 1

安全和危险性(GHS)

象形图 GHS06,   GHS08,   GHS09
信号词 Danger
Class 6.1

质检证书(CoA,COO,BSE/TSE 和分析图谱)

C of A & Other Certificates(BSE/TSE, COO):
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找到6个结果

批号(Lot Number) 证书类型 货号
I2425208 分析证书 T119286
H2406016 分析证书 T119286
H2209734 分析证书 T119286
B2210551 分析证书 T119286
B2210556 分析证书 T119286
G2423068 分析证书 T119286

此产品的引用文献

引用文献

1. Li Tan, Yiming Chen, Didi Li, Shaobin Wang, Zhimin Ao.  (2022)  WSe2/g-C3N4 for an In Situ Photocatalytic Fenton-like System in Phenol Degradation.  Nanomaterials,  12  (18): (3089).  [PMID:36144876] [10.3390/nano12183089]
2. Wei Wu, Liping Tong, Han Zhou, Tongxiang Fan.  (2022)  Combined Experimental and DFT Study on 2D MoSe2 toward Low Infrared Emissivity.  ADVANCED FUNCTIONAL MATERIALS,  32  (28): (2201906).  [10.1002/adfm.202201906]
3. Shi Yi, Ma Zhi-Rui, Xiao Yi-Ying, Yin Yun-Chao, Huang Wen-Mao, Huang Zhi-Chao, Zheng Yun-Zhe, Mu Fang-Ya, Huang Rong, Shi Guo-Yue, Sun Yi-Yang, Xia Xing-Hua, Chen Wei.  (2021)  Electronic metal–support interaction modulates single-atom platinum catalysis for hydrogen evolution reaction.  Nature Communications,  12  (1): (1-11).  [PMID:34021141] [10.1038/s41467-021-23306-6]
4. Haimei Yang, Qianghong Zhao, Xian Wang, Yu Wu, Yuchen Su, Weili Wei.  (2021)  Facile and highly selective sensing of hypochlorous acid in aqueous solution and living cells by using as-prepared WSe2 quantum dots.  SENSORS AND ACTUATORS B-CHEMICAL,  337  (129782).  [10.1016/j.snb.2021.129782]
5. Yichun Wang, Xin Zhang, Peixun Xiong, Fuxing Yin, Yunhua Xu, Biao Wan, Qingzhou Wang, Gongkai Wang, Puguang Ji, Huiyang Gou.  (2018)  Insight into the intercalation mechanism of WSe2 onions toward metal ion capacitors: sodium rivals lithium.  Journal of Materials Chemistry A,  (43): (21605-21617).  [10.1039/C8TA09286A]
6. Hong Li, Zhijian Peng, Jingwen Qian, Meng Wang, Chengbiao Wang, Xiuli Fu.  (2017)  C Fibers@WSe2 Nanoplates Core–Shell Composite: Highly Efficient Solar-Driven Photocatalyst.  ACS Applied Materials & Interfaces,  (34): (28704–28715).  [PMID:28800215] [10.1021/acsami.7b10376]
7. Man Wang, Xiaowei Xu, Yuancai Ge, Pei Dong, Robert Baines, Pulickel M. Ajayan, Mingxin Ye, Jianfeng Shen.  (2017)  Surface Tension Components Ratio: An Efficient Parameter for Direct Liquid Phase Exfoliation.  ACS Applied Materials & Interfaces,  (10): (9168–9175).  [PMID:28240533] [10.1021/acsami.6b16578]
8. Yi Shi,Wen-Mao Huang,Jian Li,Yue Zhou,Zhong-Qiu Li,Yun-Chao Yin,Xing-Hua Xia.  (2020-09-13)  Site-specific electrodeposition enables self-terminating growth of atomically dispersed metal catalysts..  Nature communications,  11  ((1)): (4558-4558).  [PMID:32917900]
9. Jiaojiao Zhou, Yuantao Liu, Xuqin Lv, Jilai Jia, Xiaoping Du, Jiangling He, Fang Xie, Zia-ud Din, Jie Cai.  (2024)  Aptamers Adsorbed on WSe2 Nanosheets in a Label-Free Colorimetric Aptasensor for Ochratoxin A.  ACS Applied Nano Materials,  [10.1021/acsanm.3c05483]
10. Zihao Dong, Qihang Zhang, Kai Liu, Zongyan Zuo, Qian-Jin Wang, Wenfeng Zhang, Yingkai Liu, Yan-Qing Lu, Yongyuan Zhu, Xuejin Zhang.  (2024)  Broadband Excitonic Near-Infrared Photoresponse at the van der Waals Heterostructure/Metal Interface.  ACS Photonics,  11  (10): (4209-4216).  [10.1021/acsphotonics.4c01094]
11. Jiehua Zhang, Baobao Xu, Yiyi Yang, Zhixin Xie, Haihua Xu.  (2025)  Dual-Terminal Ion-Modulation Multiplier-Based Ion-Doped Stacked Semiconducting Nanosheets for Multifunctional Biomedical Applications.  ACS Applied Materials & Interfaces,  [PMID:40048152] [10.1021/acsami.4c18930]
12. Xiaodao Liang, Chenghao Zhang, Yaorong He, Yanxiong Fang, Hongyu Chen, Hongbing Ji, Yan Yang.  (2024)  Heterogenous Epoxidation of Isobutene Selectively Enabled by MoSe2 in Hexafluoroisopropanol (HFIP).  MOLECULES,  29  (24): (5844).  [PMID:39769932] [10.3390/molecules29245844]
13. Haimei Yang, Zixuan Ding, Jiayin Du, Xianlin He, Jianan Huang.  (2024)  Optical activity invertible chiral WSe2 quantum dots as intracellular redox state indicator and regulator.  CHEMICAL ENGINEERING JOURNAL,  485  (149839).  [10.1016/j.cej.2024.149839]
14. Yujuan Hu, Kelin Hu, Jing Zhang, Yuxiao Jiang, Tao He, Yu He, Rujing Yan.  (2024)  WSe2 modified monocrystalline SnSe2 nanosheets for hydrogen gas detection and its sensing mechanism.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,  78  (731).  [10.1016/j.ijhydene.2024.05.202]

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