Linear polarization holography
In conventional holography, the hologram is formed by recording the interference fringes of two coherent beams using a photosensitive material. The amplitude and phase information of the original signal wave can be reconstructed correctly when readin.....»»
Team develops way to integrate electro-optic modulator device on end faces of a single-mode optical fiber jumper
Electro-optic modulators (EOMs) are cardinal elements in the optical communication networks that control the amplitude, phase and polarization of a light via external electric signals. Aiming to realize ultracompact and high-performance EOMs, most in.....»»
How to depolarize political toxicity on social media
While social media is often blamed for exacerbating incivility and partisan polarization, research led by Duke University scholars found that anonymous online conversations using a mobile chat platform they developed can reduce political polarization.....»»
Political polarization toned down through anonymous online chats
Republicans seem to depolarize more than Democrats. Enlarge (credit: Carol Yepes/Getty) Political polarization in the US has become a major issue, as Republicans and Democrats increasingly inhabit separate realities on t.....»»
Universal linear processing of spatially incoherent light through diffractive optical networks
Information processing with light is a topic of ever-increasing interest among optics and photonics researchers. Apart from the quest for an energy-efficient and fast alternative to electronic computing for future computing needs, this interest is al.....»»
Arrays of quantum rods could enhance TVs or virtual reality devices, research suggests
Flat screen TVs that incorporate quantum dots are now commercially available, but it has been more difficult to create arrays of their elongated cousins, quantum rods, for commercial devices. Quantum rods can control both the polarization and color o.....»»
How secondary cities can compete with superstar cities through innovation competitiveness
Local universities, global connectivity and entrepreneurship can help secondary cities combat the geographic polarization of innovation in superstar cities, according to new research being conducted in Trinity College Dublin and Ca' Foscari Universit.....»»
Nanorings: New building blocks for chemistry
Sandwich compounds are special chemical compounds used as basic building blocks in organometallic chemistry. So far, their structure has always been linear......»»
New study: Political animosity is global
A new study by an interdisciplinary team of researchers across six different countries has found that affective polarization, or the tendency to dislike people who belong to opposing political parties while favoring people from their own political pa.....»»
Deep dive into Meta"s algorithms shows that America"s political polarization has no easy fix
The powerful algorithms used by Facebook and Instagram to deliver content to users have increasingly been blamed for amplifying misinformation and political polarization. But a series of groundbreaking studies published Thursday suggest addressing th.....»»
Did Facebook fuel political polarization during the 2020 election? It’s complicated.
There's strong ideological segregation, but proposed interventions didn't change attitudes. Enlarge (credit: Getty Images | Aurich Lawson) Over the last several years, there have been growing concerns about the influence.....»»
Enhancing image quality with broadband achromatic and polarization-insensitive metalenses
Precise control of light is a crucial requirement in optical imaging, sensing, and communication. Traditional lenses employed for the purpose have limitations, necessitating more precise and compact solutions. To address this need, researchers have d.....»»
Catching up with Foundation S2 as the Second Crisis unfolds
The second season has faster pacing, more linear storytelling, and bits of levity. Enlarge / Lee Pace as the latest incarnation of Brother Day, one of a trio of ruling Cleons in Apple TV's Foundation. (credit: Apple TV+).....»»
On-chip infrared circular polarization detector with ultrahigh discrimination
Polarization, as a primary physical quantity of light, is of great interest to almost all optical sciences and technologies. Along with linear polarization detection, circular polarization (or light ellipticity) detection is essential for chiral mole.....»»
Immigration polarizes the right, and climate change polarizes the left: Study reveals Europe"s fault lines
The analysis of a representative survey conducted in ten European countries shows that affective polarization is at its greatest when it comes to "climate change" and "immigration.".....»»
Razer undergoes desertification with its new PUBG: BATTLEGROUND collection
Razer's PUBG collab includes three of its best peripherals, like the lightning-fast Huntsman V2 Linear Optical Switch keyboard......»»
Orbital angular momentum boosts multiplexed holography
Optical holography is a powerful method for recording and reconstructing complete optical field information, including intensity and phase. It has found extensive applications in various fields, such as optical display, imaging, data storage, encrypt.....»»
Novel spectroscopic technique for exploring relaxor–ferroelectric materials
The exploitation of polarization or charge separation in ferroelectric materials has led to remarkable advances in various fields, such as the development of new ultrasound diagnostic devices. Prominently, these ferroelectric materials have led to pi.....»»
Direct photons point to positive gluon polarization
A new publication by the PHENIX Collaboration at the Relativistic Heavy Ion Collider (RHIC) provides definitive evidence that gluon "spins" are aligned in the same direction as the spin of the proton they're in. The result, just published in Physical.....»»
Midgut gland of scallops: A valuable source of fucosylated heparan sulfate
Glycosaminoglycans (GAGs), including chondroitin sulfate (CS), heparan sulfate (HS), heparin, and hyaluronan are linear and acidic polysaccharides found in the extracellular matrix of all animal tissues. GAGs are widely used as functional ingredients.....»»
Spectropolarimetric imaging: A magical way to get multidimensional information
In the world of optics, capturing high-dimensional optical information is crucial for understanding and characterizing various targets across different scenes. This includes important aspects like irradiance, spectrum, space, polarization, and phase......»»