2019年10月1日 · This paper reviews the synthesis and optical properties of several representative NIR QDs, including traditional cadmium, mercury, lead, silver, and indium based QDs, as well as I–III–IV ternary QDs.

2024年10月15日 · Herein, a single PD affording broadband spectral response from 200 to 1700 nm is achieved with a vertical configuration based on quantum dots (QDs) heterojunction and quantum cutting luminescent...

2021年2月5日 · Semiconductor quantum dots (QDs) with photoluminescence (PL) emission at 900–1700 nm (denoted as the second near-infrared window, NIR-II) exhibit much-depressed photon absorption and scattering, which has stimulated extensive researches in biomedical imaging and NIR devices.

4 天之前 · Near-infrared quantum dots (NIR QDs) show promise in the fields of biomedicine, public health, and optoelectronics. Significant progress has been made in the development of efficient NIR light-emitting diodes (LEDs) through understanding the correlation between QD size and photophysical properties, along with research into QD passivation and ...

Hydrophilic semiconductor quantum dots (QDs) with photoluminescence (PL) located in the second near-infrared window (NIR-II) have shown great promise for in vivo bioimaging applications. However, their performance can be affected by the strong water absorption in this spectral region, which results in severely reduced NIR-II PL intensity.

In this review, we summarize the development process and latest achievements of NIR-II Ag-based QDs, covering major synthesis techniques for fabricating NIR-II Ag-based QDs, general methods for improving their fluorescence properties and recent advances in the applications of NIR-II Ag-based QDs from bioimaging to optoelectronic devices.

Quantum dot light‐emitting diode has better comprehensive performance in the NIR emission wavelength range. This chapter mainly introduces three kinds of NIR QD materials, PbX, CdX, and Si QDs, which have been studied more widely, and then expounds on the optimization schemes of these materials, including ligand engineering, core/shell ...

2020年12月1日 · Herein, we propose a facile strategy for synthesizing monodisperse CISe QDs via hot injection method. Their emission peak can be tuned from 920 to 1224 nm through manipulating the stoichiometry of Se/In. Their excitation …

NIR QDs allow photon penetration through tissue and minimize the effects of tissue autofluorescence. This is important for detecting or identifying species in complex biological samples. This review focuses on the development and analytical applications of NIR QDs.

2025年3月13日 · Abstract Silver sulfide (Ag2S) quantum dots (QDs), which emit light in the near-infrared II window (NIR-II, 1000-1700 nm), exhibit unique and remarkable potential in bioluminescence. However, their widespread application in experimental research is currently limited by a relatively low quantum efficiency.