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Search results for optoelectronics

Optics & Photonics Jan 31, 2024

When dissipative solitons vanish, breathing dynamics occur: Study

Solitons are quasiparticles that propagate along a non-dissipative wave. Put another way, they are waveforms that hold their shape as they move—like a single wave moving across the surface of a pond. They can also show ...

Optics & Photonics Jan 30, 2024

Scientists build high power cladding-pumped Raman fiber laser at 1.2 μm waveband

Laser sources operating at the 1.2 μm wavelength band have some unique applications in photodynamic therapy, biomedical diagnosis and oxygen sensing. Additionally, they can be adopted as pump sources for mid-infrared optical ...

Optics & Photonics Jan 29, 2024

An efficient numerical program for studying light scattering at the nanoscale

When light encounters a particle, it interacts with the particle instead of just passing through smoothly. The light waves can get scattered in different directions because of the light-matter interactions.

Nanophysics Jan 24, 2024

Sub-wavelength confinement of light demonstrated in indium phosphide nanocavity

As we transition to a new era in computing, there is a need for new devices that integrate electronic and photonic functionalities at the nanoscale while enhancing the interaction between photons and electrons. In an important ...

Optics & Photonics Jan 24, 2024

Study offers new insights into understanding and controlling tunneling dynamics in complex molecules

Tunneling is one of most fundamental processes in quantum mechanics, where the wave packet could traverse a classically insurmountable energy barrier with a certain probability.

Optics & Photonics Jan 23, 2024

Breaking through the limits of a single fiber laser amplifier: Coherent beam combination

High-power, high-energy ultrafast fiber lasers are indispensable tools in various fields, from basic and applied science research to industrial processing. However, due to thermal effects, nonlinear effects, there is always ...

Bio & Medicine Jan 22, 2024

Fingerprinting biomolecules with the help of sound

A team of researchers from the Institute for Optoelectronic Systems and Microtechnology at Universidad Politécnica de Madrid (UPM) has designed a biosensor capable of identifying proteins and peptides in quantities as low ...

Condensed Matter Jan 22, 2024

Research reveals quantum topological potential in material

New research into topological phases of matter may spur advances in innovative quantum devices. As described in a new paper published in the journal Nature Communications, a research team including Los Alamos National Laboratory ...

Condensed Matter Jan 18, 2024

Research reveals new insights into exciton binding energies in organic semiconductors

Organic semiconductors are a class of materials that find applications in various electronic devices owing to their unique properties. One attribute that influences the optoelectronic property of these organic semiconductors ...

Analytical Chemistry Jan 15, 2024

The power of pause: Controlled deposition for effective and long-lasting organic devices

Organic optoelectronic devices, such as organic light-emitting diodes (OLEDs), use molecules with specific structures arranged on thin films. Additionally, the arrangement of these molecules on any surface is crucial for ...

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