Search results for nanophotonic

Optics & Photonics Aug 21, 2023

Physicists employ synthetic complex frequency waves to overcome optical loss in superlenses

A collaborative research team led by Interim Head of Physics Professor Shuang Zhang from The University of Hong Kong (HKU), along with National Center for Nanoscience and Technology, Imperial College London and University ...

Nanophysics Jul 31, 2023

Researchers report broadband tip-enhanced nonlinear optical response in a plasmonic nanocavity

Squeezing light beyond the diffraction limit and controlling the optical processes caused by nano-confined light are central issues of nanophotonics. In particular, localized and enhanced light at the plasmonic nanogaps in ...

Bio & Medicine Jul 28, 2023

Light enhancement in nanoscale structures could aid cancer detection

A cutting-edge practice by two Vanderbilt researchers that enhances light in nanoscale structures could help in the detection of diseases like cancer.

Nanophysics Jul 18, 2023

Detecting nanoplastics in fractions of a second using modified Raman spectroscopy

Microplastics are tiny, barely visible plastic particles that can harm the environment, for example, if they are eaten by animals. However, it has been difficult to assess the effect of even smaller particles, which can hardly ...

Optics & Photonics Jul 17, 2023

Shrinking light: Waveguiding scheme enables highly confined subnanometer optical fields

Imagine shrinking light down to the size of a tiny water molecule, unlocking a world of quantum possibilities. This has been a long-held dream in the realms of light science and technology. Recent advancements have brought ...

Nanophysics Jul 17, 2023

Researchers develop process to better see objects in the nanoscale realm

A pair of multidisciplinary teams with many of the same researchers are developing processes that allow scientists to better see into the nanoscale and harness possibilities of the quantum realm.

Nanophysics Jul 13, 2023

Scientists propose new design to implement highly directional single-photon source

A team of researchers from the Institute of Optics of CSIC and the Institute of Photonic Sciences (ICFO) of Barcelona has proposed a new design to implement highly directional single-photon sources, which constitutes an improvement ...

Bio & Medicine Jul 13, 2023

A novel biosensor for detecting neurogenerative disease proteins

By combining multiple advanced technologies into a single system, EPFL researchers have made a significant step forward in diagnosing neurodegenerative diseases (NDDs) such as Parkinson's disease (PD) and Alzheimer's disease ...

Optics & Photonics Jul 7, 2023

Photonic time crystals could open the door to a new branch of optics

Refractive index—the ratio of the speed of electromagnetic radiation in a medium to its speed in a vacuum—can be modulated fast enough to generate photonic time crystals (PTCs) in the near-visible part of the spectrum, a ...

Optics & Photonics Jul 6, 2023

Quantum plasmonics with dressing EM fields: Advancing the design of nanoscale integrated circuits

Envision a realm where light can be meticulously controlled and manipulated at minuscule scales, unlocking unprecedented potentials for nanotechnology and quantum information technology. Recent breakthroughs in quantum research ...

page 14 from 40