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Merck
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주요 문서

748021

Sigma-Aldrich

CdSe/ZnS core-shell type quantum dots

stabilized with octadecylamine ligands, fluorescence λem 520 nm, solid

동의어(들):

Artificial atoms, Fluorescent nanocrystals, QDs

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10 MG
₩438,379

₩438,379


출고 가능일2025년 4월 16일세부사항


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10 MG
₩438,379

About This Item

Linear Formula:
CdSe/ZnS
UNSPSC 코드:
26111700
NACRES:
NA.23

₩438,379


출고 가능일2025년 4월 16일세부사항


벌크 견적 요청

양식

solid

형광

λem 520 nm

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관련 카테고리

애플리케이션

CdSe/ZnS core/shell nanocrystals in solid form are highly purified quantum dots. They can be dispersed in most non-polar organic solvents such as toluene, chloroform, hexane, etc. With very low organic impurity, these quantum dots are specifically designed as emitters for optoelectronic applications such as display and solid state lighting.

Protocol to make QD solutions (dispersing QDs into solutions):

1. Weigh desired amount of the quantum dot powder and put it in a glass vial;
2. Add desired amount of the solvent, i.e. toluene, chloroform, hexane, etc. (mostly non-polar organic solvents) in the vial and shake the vial;
3. If there is any solid left in the vial after shaking, sonicate the vial for 30~60 seconds to get the quantum dot powder well dispersed. If required dilute the solution further.

Lifetime: three years if stored properly between 4-25°C. Do not freeze.
CdSe/ZnS core/shell nanocrystals in solid form are highly purified quantum dots. They can be dispersed in most non-polar organic solvents such as toluene, chloroform, hexane, etc. With very low organic impurity, these quantum dots are specifically designed as emitters for optoelectronic applications such as display and solid state lighting.

Protocol to make QD solutions (dispersing QDs into solutions):

1. Weigh desired amount of the quantum dot powder and put it in a glass vial;
2. Add desired amount of the solvent, i.e. toluene, chloroform, hexane, etc. (mostly non-polar organic solvents) in the vial and shake the vial;
3. If there is any solid left in the vial after shaking, sonicate the vial for 30~60 seconds to get the quantum dot powder well dispersed. If required dilute the solution further.

Material has a shelf life of around 3 years if stored properly. Store at room temperature (4-25 °C); do not freeze. Should not be exposed to extreme temperatures.

법적 정보

Product of Ocean Nanotech, LLC

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Skin Irrit. 2 - STOT RE 2 - STOT RE 2 Oral

표적 기관

Kidney,Bone, Liver,Gastrointestinal tract,Immune system

보충제 위험성

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Zhanao Tan et al.
Nano letters, 7(12), 3803-3807 (2007-11-03)
We report a multilayer solution-processed blue light-emitting diode based on colloidal core/shell CdS/ZnS nanocrystal quantum dots (QDs). At a low-operating voltage of 5.5 V, the device emits spectrally pure blue radiation at 460 nm with a narrow full-width-at-half-maximum bandwidth of
Bright, multicoloured light-emitting diodes based on quantum dots.
Sun Q, et al.
Nature Photonics, 1, 717-722 (2007)

문서

Dye-sensitized solar cells as a promising, low-cost photovoltaic technology.

Professor Sharma and colleagues review the synthesis and applications of this novel material. This includes a discussion of the unique properties of quantum dots and their suitability for solar cell applications, along with common synthesis techniques used to develop these materials.

Professor Xiaohu Gao (University of Washington, USA) provides a overview of recent quantum dot (QD) advancements and their potential for advancing bioassay and bioimaging technologies.

Perovskite quantum dots research progresses overcoming challenges, enabling rapid development of light-emitting devices.

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질문

1–2 / 2 질문  
  1. I would like to know the molar absorption coefficient coefficient of these Quantum dots. Please Reply. I would greatly appreciate the assistance.

    1 답변
    1. Unfortunately, the molar absorption coefficient of 748021 is not measured.

      도움이 되었습니까?

  2. I would like to know the diameter of CdSe/ZnS core-shell type quantum dot with emission wavelength centered at 520 nm

    1 답변
    1. The diameter of this product is 6nm.

      도움이 되었습니까?

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