Advances in the Investigation of Semiconductor Quantum Dots

A special issue of Nanomaterials (ISSN 2079-4991). This special issue belongs to the section "Nanoelectronics, Nanosensors and Devices".

Deadline for manuscript submissions: 10 June 2025 | Viewed by 3072

Special Issue Editor


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Guest Editor
School of Optoelectronic Science and Engineering & Collaborative Innovation Center of Suzhou Nano Science and Technology, Soochow University, Suzhou 215006, China
Interests: the design and synthesis of nanocrystals; perovskites and metal oxides and their application in light-emitting diodes; photodetectors and solar cells
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Special Issue Information

Dear Colleagues,

Quantum dots feature a semiconductor nanostructure in which excitons are bound in three spatial directions. Due to the strong quantum confinement effect, zero-dimensional semiconductor quantum dots (QDs) offer strong light absorption and bright narrowband emission across visible and infrared wavelengths. These properties are of interest for imaging, solar energy harvesting, displays, and communications. There are many application scenarios for quantum dots that have been developed, but there are many problems that still need to be tackled, such as concerns about stability and biotoxicity. The further development of QD technology requires efforts on several fronts, including the synthesis and assembly of stable, heavy-metal-free QDs; the integration with existing technologies; and the exploitation of effective devices for QD applications.

We are pleased to invite submissions of papers in the area of semiconductor quantum dots.

This Special Issue aims to contribute to the development of semiconductor quantum dot technology and its applications in the fields of luminescence, photovoltaics, light detection, and other related fields.

In this Special Issue, original research articles and reviews are welcome. Research areas may include (but are not limited to) the following:

  • Synthesis of perovskite and conventional quantum dots;
  • Modulation of photoelectric performance by ligand engineering, component optimization, etc.;
  • Photoelectric conversion devices (light-emitting diodes, photovoltaics, photodetectors, etc.);

We look forward to receiving your contributions.

Dr. Zhenwei Ren
Guest Editor

Manuscript Submission Information

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Keywords

  • semiconductor quantum dots
  • light-emitting diodes
  • photovoltaics
  • photodetectors
  • ligand engineering
  • component optimization

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Published Papers (1 paper)

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Review

44 pages, 3570 KiB  
Review
Applicability of Quantum Dots in Breast Cancer Diagnostic and Therapeutic Modalities—A State-of-the-Art Review
by Dominika Kunachowicz, Karolina Kłosowska, Natalia Sobczak and Marta Kepinska
Nanomaterials 2024, 14(17), 1424; https://doi.org/10.3390/nano14171424 - 31 Aug 2024
Cited by 8 | Viewed by 2529
Abstract
The increasing incidence of breast cancers (BCs) in the world population and their complexity and high metastatic ability are serious concerns for healthcare systems. Despite the significant progress in medicine made in recent decades, the efficient treatment of invasive cancers still remains challenging. [...] Read more.
The increasing incidence of breast cancers (BCs) in the world population and their complexity and high metastatic ability are serious concerns for healthcare systems. Despite the significant progress in medicine made in recent decades, the efficient treatment of invasive cancers still remains challenging. Chemotherapy, a fundamental systemic treatment method, is burdened with severe adverse effects, with efficacy limited by resistance development and risk of disease recurrence. Also, current diagnostic methods have certain drawbacks, attracting attention to the idea of developing novel, more sensitive detection and therapeutic modalities. It seems the solution for these issues can be provided by nanotechnology. Particularly, quantum dots (QDs) have been extensively evaluated as potential targeted drug delivery vehicles and, simultaneously, sensing and bioimaging probes. These fluorescent nanoparticles offer unlimited possibilities of surface modifications, allowing for the attachment of biomolecules, such as antibodies or proteins, and drug molecules, among others. In this work, we discuss the potential applicability of QDs in breast cancer diagnostics and treatment in light of the current knowledge. We begin with introducing the molecular and histopathological features of BCs, standard therapeutic regimens, and current diagnostic methods. Further, the features of QDs, along with their uptake, biodistribution patterns, and cytotoxicity, are described. Based on the reports published in recent years, we present the progress in research on possible QD use in improving BC diagnostics and treatment efficacy as chemotherapeutic delivery vehicles and photosensitizing agents, along with the stages of their development. We also address limitations and open questions regarding this topic. Full article
(This article belongs to the Special Issue Advances in the Investigation of Semiconductor Quantum Dots)
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