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Merck

254231

Sigma-Aldrich

硒化铅(II)

greener alternative

99.99%

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About This Item

线性分子式:
PbSe
CAS号:
分子量:
286.16
EC號碼:
MDL號碼:
分類程式碼代碼:
26111700
PubChem物質ID:
NACRES:
NA.23

化驗

99.99%

環保替代產品特色

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

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密度

8.1 g/mL at 25 °C (lit.)

環保替代類別

SMILES 字串

[Se]=[PbH2]

InChI

1S/Pb.Se

InChI 密鑰

GGYFMLJDMAMTAB-UHFFFAOYSA-N

一般說明

Lead selenide has cubic rocksalt crystal structure which undergoes transition at high pressures to orthorhombic structure.2 PbSe is a semiconductor material that emits infrared radiation. Heat capacity of PbSe was evaluated by Kelley-Parks-Huffman method.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

應用

Lead selenide may be used to prepare PbSe/CdSe core/shell nanocrystal quantum dots (NQDs) applications such as infrared lasers and biological labels. Other applications may be as photodetectors.

包裝

塑料瓶包装

訊號詞

Danger

危險分類

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Repr. 1A - STOT RE 2

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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分析证书(COA)

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Joshua J Choi et al.
Nano letters, 12(9), 4791-4798 (2012-08-15)
The self-assembly of colloidal nanocrystals into ordered superstructures depends critically on the shape of the nanocrystal building blocks. We investigated the self-assembly of cubic PbSe nanocrystals from colloidal suspensions in real-time using in situ synchrotron-based X-ray scattering. We combined small-angle
M N Nordin et al.
Nanotechnology, 23(27), 275701-275701 (2012-06-19)
A comprehensive study of the optical properties of PbS nanocrystals (NCs) is reported that includes the temperature dependent absorption, photoluminescence (PL) and PL lifetime in the range of 3-300 K. The absorption and PL are found to display different temperature
Giang H T Au et al.
Nanotechnology, 23(27), 275601-275601 (2012-06-19)
Quantum dots (QDs) are semiconducting nanocrystals that have photoluminescent (PL) properties brighter than fluorescent molecules and do not photo-bleach, ideal for in vivo imaging of diseased tissues or monitoring of biological processes. Near-infrared (NIR) fluorescent light within the window of
Heat capacity and thermodynamic properties of lead selenide and lead telluride.
Pashinkin AS, et al.
Inorganic Materials, 45(11), 1226-1229 (2009)
Barbara K Hughes et al.
ACS nano, 6(6), 5498-5506 (2012-05-11)
We have synthesized alkylselenide reagents to replace the native oleate ligand on PbSe quantum dots (QDs) in order to investigate the effect of surface modification on their stoichiometry, photophysics, and air stability. The alkylselenide reagent removes all of the oleate

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