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Merck

244600

Sigma-Aldrich

硒化镉

-325 Mesh particle size, 99.99% trace metals basis, electronic grade

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10 G
$154.00
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About This Item

经验公式(希尔记法):
CdSe
CAS号:
分子量:
191.37
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NA.23

$154.00


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等级

electronic grade

方案

99.99% trace metals basis

表单

powder

密度

5.81 g/mL at 25 °C (lit.)

SMILES字符串

[Se]=[Cd]

InChI

1S/Cd.Se

InChI key

AQCDIIAORKRFCD-UHFFFAOYSA-N

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相关类别

一般描述

CdSe 晶体可以固体六方或立方结构存在。CdSe 表现为 n 型半导体,带隙为 1.74 eV(300K)。1

应用

将 CdS 分散体(Aldrich 产品 208183217921)沉积在玻璃或 Si 基板上会产生可调谐的红色、黄色或绿色荧光材料。[1]

包装

玻璃瓶封装

警示用语:

Danger

危险分类

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2 Oral

靶器官

Kidney,Bone

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Ying Wang et al.
Journal of the American Chemical Society, 125(10), 2830-2831 (2003-03-06)
Indiscriminate adsorption of nanoparticles (NPs) significantly complicates the preparation of mesoscale NP patterns considered as enabling technology for many devices and processes. Instead of selected chemical functionalization of the substrate surface prior to the assembly of nanocolloids, the required optical
Svetlana V Kilina et al.
Physical review letters, 110(18), 180404-180404 (2013-05-21)
Quantum confinement can dramatically slow down electron-phonon relaxation in nanoclusters. Known as the phonon bottleneck, the effect remains elusive. Using a state-of-the-art time-domain ab initio approach, we model the observed bottleneck in CdSe quantum dots and show that it occurs
Bryan T Spann et al.
Optics express, 21 Suppl 1, A15-A22 (2013-02-15)
Ultrafast time-resolved absorption spectroscopy is used to investigate exciton dynamics in CdSe nanocrystal films. The effects of morphology, quantum-dot versus quantum-rod, and preparation of nanocrystals in a thin film form are investigated. The measurements revealed longer intraband exciton relaxation in
J W Fellowes et al.
Nanotechnology, 24(14), 145603-145603 (2013-03-20)
Luminescent quantum dots were synthesized using bacterially derived selenide (Se(II-)) as the precursor. Biogenic Se(II-) was produced by the reduction of Se(IV) by Veillonella atypica and compared directly against borohydride-reduced Se(IV) for the production of glutathione-stabilized CdSe and β-mercaptoethanol-stabilized ZnSe
Lu Kong et al.
Journal of nanoscience and nanotechnology, 12(11), 8258-8265 (2013-02-21)
Quantum dots are being widely used in physics and in the biomedical industry in recent years due to their excellent optical characteristics. However, studies have shown that cadmium selenide core-shell quantum dots exhibit cytotoxicity. The present study investigates the induction

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Review the potential of self-assembled multilayer gate dielectric films fabricated from silane precursors for organic, inorganic, and transparent TFT and for TFT circuitry and OLED displays.

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