Search results for photonics and optics

Optics & Photonics Sep 7, 2022

New on-chip laser frequency comb is 100 times more efficient than previous versions

On-chip laser frequency combs—lasers that emit multiple frequencies or colors of light simultaneously separated like the tooth on a comb—are a promising technology for a range of applications including environmental monitoring, ...

Optics & Photonics Sep 2, 2022

Dual-polarization two-dimensional valley photonic crystals

The introduction of topology in photonic systems has attracted considerable attention not only for the elaborate molding of light but also for its practical applications in novel photonic devices. Originally, the quantum ...

Optics & Photonics Sep 2, 2022

Exploring the relationship between attosecond optical interference and attosecond quantum interference

A research team of RIKEN center for Advanced Photonics and the University of Tokyo has developed a novel type of interferometer to resolve the fringes originating from both optical interference of attosecond pulses and quantum ...

Optics & Photonics Aug 31, 2022

Silicon carbide holds promise for integrated photonics

Researchers led by Ou Xin from the Shanghai Institute of Microsystem and Information Technology (SIMIT) of the Chinese Academy of Sciences have recently comprehensively reviewed milestones and challenges in silicon carbide ...

Optics & Photonics Aug 26, 2022

Dispersion coding of ENZ media via multiple photonic dopants

Media with small permittivity, i.e., the epsilon-near-zero (ENZ) media, have drawn a great deal of attention from the fields of physics, materials science, and engineering. The wavelength in ENZ medium is in principle infinitely ...

Optics & Photonics Aug 25, 2022

Physicists entangle more than a dozen photons efficiently

Physicists at the Max Planck Institute of Quantum Optics have managed to entangle more than a dozen photons efficiently and in a defined way. They are thus creating a basis for a new type of quantum computer. Their study ...

Optics & Photonics Aug 18, 2022

How microchip imaging cytometry makes laboratory testing more economical, easy-to-use, and accessible

A new publication from Opto-Electronic Advances addresses scientific and technical advances in the field of microchip imaging cytometry (MIC) and shows the applications of microchip imaging cytometry that may bring more economical, ...

Quantum Physics Aug 15, 2022

2D array of electron and nuclear spin qubits opens new frontier in quantum science

By using photons and electron spin qubits to control nuclear spins in a two-dimensional material, researchers at Purdue University have opened a new frontier in quantum science and technology, enabling applications like atomic-scale ...

Optics & Photonics Aug 9, 2022

Customized fiber generates Bessel beams

An all fiber-based approach to generating special optical beams, called Bessel beams, could open up new applications in imaging, optical trapping and communications.

Optics & Photonics Aug 1, 2022

New optical switch could lead to ultrafast all-optical signal processing

Engineers at Caltech have developed a switch—one of the most fundamental components of computing—using optical, rather than electronic, components. The development could aid efforts to achieve ultrafast all-optical signal ...

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