Unfortunately, this product does not have a Zeta potential measurement to test the surface charge. Generally, carboxylic acid surface functionalization leads to a negative charge.
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形狀
dispersion
品質等級
濃度
1 mg/mL in H2O
螢光
λem 620 nm
λem 620 nm±10 nm, quantum yield >50%
官能基
carboxylic acid
儲存溫度
2-8°C
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相关类别
一般說明
Reactive group: Carboxylic acid.
應用
The organic layers of the CdS/ZnS or CdSe/ZnS quantum dots (QDs) with carboxylic acid as reactive group consist of a monolayer of oleic acid/octadecylamine and a monolayer of amphiphilic polymer. The total thickness of organic layers on these QDS is about 4 nm and they find applications in bioimaging and biosensing.[1][2][3]
法律資訊
Product of Ocean Nanotech, LLC.
危險聲明
危險分類
Aquatic Chronic 2
儲存類別代碼
12 - Non Combustible Liquids
水污染物質分類（WGK）
WGK 3
閃點（°F）
Not applicable
閃點（°C）
Not applicable
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
Qingjiang Sun et al.
ACS nano, 3(3), 737-743 (2009-03-25)
Owing to their narrow bright emission band, broad size-tunable emission wavelength, superior photostability, and excellent flexible-substrate compatibility, light-emitting diodes based on quantum dots (QD-LEDs) are currently under intensive research and development for multiple consumer applications including flat-panel displays and flat
Bright, multicoloured light-emitting diodes based on quantum dots.
Sun Q, et al.
Nature Photonics, 1, 717-722 (2007)
商品
Cadmium-free quantum dots for bioimaging offer design and synthesis strategies, enhancing bioimaging and sensing applications.
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이 제품의 표면전하가 얼마인가요?
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What is the exact size of this QD?
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The particle size for this item is 7.9 nm
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What is the absorption spectrum of this quantum dot
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As listed on the product detail page in the PROPERTIES section, the absorption spectrum for this product is as follows: λem 620 nm±10 nm, quantum yield >50%
See the image below for additional absorption data provided by the supplier, Ocean NanoTech.Helpful?
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