Surface Plasmon

Lanthanide-doped upconversion nanoparticles (UCNPs) demonstrate many superior properties of broadly-tunable multicolor emission and long emission lifetimes. This makes them well-suited for many light-emission applications. Despite many advantages, the further progress and practical applications of UCNPs face significant challenges.

A research team led by Prof. Liu Xianwei from the Department of Environmental Science and Engineering of University of Science and Technology of China (USTC) of the Chinese Academy of Science (CAS) has made progress in the dynamic imaging of interfacial electrochemistry. The results were published in Nature Communications under the title of "Dynamic Imaging of Interfacial Electrochemistry on Single Ag Nanowires by…

In a new paper published in eLight, a team of scientists led by Professors Haizheng Zhong and Yongyou Zhang from the Beijing Institute of Technology and Professor Haiyan Qin from Zhejiang University have discovered nonlocal effects in large semiconductor nanocrystals. They provide new strategies to achieve high-efficiency multiple excitons for quantum optics and energy conversation applications.

Rob Macfarlane is an associate professor of materials science and engineering at MIT who explores the chemical sciences that impact materials development and real-world applications.

Borophene, as a rising-star monoelemental two-dimensional (2D) material, has motivated great interest because of its novel properties, such as anisotropic plasmonics, high carrier mobility, mechanical compliance, optical transparency, ultrahigh thermal conductance, and superconductivity. These properties make it an ideal candidate for use in the field of energy, sensors, and information storage. Stimulated by the…

In order to integrate logic gates and communicate over short distances optically, plasmonic interconnections are essential components of optical interconnection schemes. Therefore, switching has attracted much attention.

In a new publication from Opto-Electronic Advances, researchers from South China University of Technology, Guangzhou, China, discuss silicon cuboid nanoantenna with simultaneous large Purcell factor for electric dipole, magnetic dipole and electric quadrupole emission.

Microscopic electric fields govern a remarkable variety of phenomena in condensed matter and their ultrafast evolutions drive plasmonics, phononics and highspeed nanoelectronics. Access to high-frequency electric waveforms is of crucial importance to diverse disciplines in nanoscience and technology, yet, microscopic measurements are still severely limited.

(This press release was published in Japanese on July 16, 2024.) News Highlights...

Researchers at the University of Toronto, led by Dr. Amr S. Helmy, have developed a new method for integrating electro-optic SiO2/ITO heterointerfaces into metal–insulator–semiconductor (MIS) structures. This breakthrough is expected to lead to the development of more efficient and compact photonic devices.

Vanderbilt researchers have developed a way to more quickly and precisely trap nanoscale objects such as potentially cancerous extracellular vesicles using cutting-edge plasmonic nanotweezers.

It'll help unlock the inner workings of superconductors.

A research team led by Prof. Yang Liangbao from Hefei Institutes of Physical Science, Chinese Academy of Sciences found that hexagonal boron nitride (h-BN) could effectively block electron tunneling and extend the ultimate plasmonic enhancement limits in a single-atom-layer gap, providing deep insights into quantum mechanical effects in plasmonic systems and enabling potential novel applications based on quantum…

A new study led by Dai Qing's team from the National Center for Nanoscience and Technology (NCNST) of the Chinese Academy of Sciences (CAS) and Javier Abajo from the Institute of Photonic Sciences (ICFO) in Spain has shown a gate-tunable nanoscale negative refraction of polaritons in the mid-infrared range through a van der Waals heterostructure of graphene and molybdenum trioxide.

Quantum plasmonics is the study of quantum properties of light and its interaction with matter at the nanoscale. While intriguing, they are difficult to regulate on account of the lack of proper surface spaces to reversibly actuate sub-1 nanometer gaps. In the field of extreme nanophotonics, researchers have shown how nanogap plasmons can support reliable field enhancements to provide unique opportunities to access…

Plasmonics are special optical phenomena that are understood as interactions between light and matter and possess diverse shapes, material compositions, and symmetry-related behavior. The design of such plasmonic structures at the nanoscale level can pave the way for optical materials that respond to the orientation of light (polarization), which is not easily achievable in bulk size and existing materials.

Nanoparticles manipulate light at specific wavelengths to create colors.

Market Study on Nanophotonics: Rapid Adoption and Technological Advancements Propel GrowthNew York, April 28, 2023 (GLOBE NEWSWIRE) -- The global...

Five MIT affiliates are among 17 recipients of the 2023 Optica Awards and Medals that celebrate those in the optics and photonics field who are making significant technical, research, education, business, leadership, and service accomplishments.

To synthesize hydrocarbons via sunlight, CO2 and water is commonly seen in the nature, especially in the plant kingdom, but it remains an inviting challenging in science amidst growing interest in pursuing new and clean energy. Recently, a research team led by Prof. Xiong Jieyu from the University of Science and Technology of China (USTC) reports a broadband plasmon-induced CO2 reduction reaction, which achieves a…