Articles tagged with Light Polarization
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Researchers at NIST study gas-liquid interactions using powerful lasers, observing the rotational dynamics of a molecule bouncing off a liquid surface. They found molecules tend to tumble forward with a 'top spin' motion.
Scientists have detected polarized glow in Northern Lights, revealing clues to the composition of Earth's upper atmosphere and magnetic field configuration. The phenomenon also offers a way to determine magnetic field configurations on other planets.
Researchers have discovered that mantis shrimp can perceive circular polarized light, a previously unknown visual system. This ability is thought to be used for sex-specific communication and may provide a private channel of communication unavailable to predators and competitors.
A Rensselaer Polytechnic Institute student has developed a new type of LED that could allow for its widespread use in liquid crystal displays (LCDs), improving screen clarity and conserving energy. The polarized LED, invented by Martin Schubert, is expected to revolutionize the field of lighting technology.
Researchers at UCLA have developed a new material that can produce polarized light, a key component for brighter displays in consumer electronics. The material uses aligned nanoscale pores to confine light and enhance lasing, making it 20 times easier to generate polarized light than traditional methods.
Researchers at MIT have developed a novel way to integrate photonic circuitry on a silicon chip, enabling mass-manufactured devices with unprecedented system performance. The new technology will enable supercomputers on a chip with unique high-speed capabilities for signal processing and spectroscopy.
Researchers have solved a 30-year puzzle on how migratory birds integrate multiple directional cues. They found that polarized light patterns play a key role in calibrating the birds' magnetic compass, providing an independent reference system. This discovery sheds light on the complex navigation systems used by migratory birds.
Using polarized light, NASA scientist Peter Wasilewski analyzes the colors and patterns in ice crystals to determine their type and consistency for various Olympic sports. He also examines snowflake shapes and forms to understand how they affect performance.
Hebrew University researchers found that desert locusts use their polarization vision to determine if an area is land or water, avoiding water at all costs. This discovery could lead to the development of methods to deter locust swarms from flying over agricultural lands.
Researchers found that monarch butterflies rely on ultraviolet light for navigation and that this process is linked to their circadian clock. The study revealed the importance of polarized light in guiding butterfly migration.
Scientists at NIST and Johns Hopkins University have developed a new optical method that can image subsurface structures under skin using polarized light. The method minimizes unwanted light scattering and may eventually be used to produce more detailed images of deeper layers of skin for diagnosing various types of skin cancers.
Researchers successfully transfer the quantum state of a light pulse onto a set of atoms, demonstrating quantum memory. The experiment achieved a 70% coincidence rate, which is higher than what can be obtained by measuring the polarization of the photons directly.
Researchers used elliptic integrals to predict polarisation patterns in skylight, finding that singularities play a vital role in shaping the overall pattern. The study provides a simple and beautiful explanation for this natural phenomenon.
A Harbor Branch-led team of scientists discovered the world's first known fluorescent shark and collected strong proof-of-concept for a new unobtrusive deep-sea camera system. The team also found fluorescence from methane hydrates, which could lead to a new detection technique for this potential future energy source.
Researchers have developed spiraling glass fibers that impart a chiral character to light by polarizing photons. These fibers can be used as sensors for pressure, temperature, torque, and chemical composition, while also enabling the manipulation of polarized light in various applications.
Researchers measured the polarization of light emitted by supernova 2001el, detecting slight flattening at peak brightness, and later spherical symmetry. This discovery helps validate Type Ia supernovae as standard candles for cosmology.
Recent RHESSI detection suggests gamma-ray bursts originate from highly structured magnetic fields, stronger than neutron star surfaces. This finding implies a dramatic shift in understanding the physics behind these explosive events.
Research found that male butterflies of iridescent genus Heliconius are attracted to female wings displaying polarized light, suggesting a new role for polarization in mate attraction. The study also highlights the importance of polarization in maintaining species diversity among tropical butterflies.
Researchers found that males of iridescent butterfly species approach females producing polarized signals more often when not depolarized. Non-iridescent species show no preference regardless of filter presence. Light bending by genetic scales may influence sexual selection and speciation in tropical forests.
Scientists at ONR have created a novel technique to hide information within the naturally occurring fluctuations of light polarization in optical fibers. The signal is modulated onto these variations, making it nearly impossible for unauthorized parties to intercept and decode the message.