Search results for birefringent

Optics & Photonics Sep 18, 2023

Unveiling the invisible: A bioinspired CMOS-integrated polarization imaging sensor

Polarimetric imaging can uncover features invisible to human eyes and conventional imaging sensors, and it is becoming an ever more essential technique in modern society. Conventional polarimetric imaging systems require ...

Astronomy May 4, 2023

Neutron star's X-rays reveal 'photon metamorphosis'

A "beautiful effect" predicted by quantum electrodynamics (QED) can explain the puzzling first observations of polarized X-rays emitted by a magnetar—a neutron star featuring a powerful magnetic field, according to a Cornell ...

Optics & Photonics Apr 28, 2023

Scientists find molecule responsible for the bright white coloring of Pacific cleaner shrimp

An international team of molecular chemists, physicists and nanomolecular scientists has found the molecule responsible for the bright, white-colored stripes sported by the Pacific cleaner shrimp. The study is published in ...

Optics & Photonics Apr 4, 2023

Efficient nanostructuring of glass with elliptically polarized pulses

Photoexcitation, and especially photoionization, is one of the most important manifestations of the light-matter interaction in nature, ranging from photosynthesis in plants and vision in biology to photography and laser ...

Condensed Matter Mar 7, 2023

Coherent phonon-induced gigahertz optical birefringence realized in strontium titanate

Using ultrafast time-resolved pump detection technology, researchers led by Prof. Sheng Zhigao from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences have realized the gigahertz (GHz) frequency ...

Optics & Photonics Feb 23, 2023

Writing on glass and silica indicates novel direction for chiral optical property tailoring

From fundamental physics of light-matter interaction to fabrication of targeted optical properties in highly complex optical engineering, the femtosecond (fs) laser plays a crucial role in laser manufacturing. Ultrashort ...

Soft Matter Jan 27, 2023

A new way to identify stresses in complex fluids

Fluid dynamics researchers use many techniques to study turbulent flows like ocean currents, or the swirling atmosphere of other planets. Arezoo Adrekani's team has discovered that a mathematical construct used in these fields ...

Optics & Photonics Jan 13, 2023

Deep-ultraviolet birefringent hydrogel based on 2D cobalt-doped titanate

A birefringence based light modulator that works in the wavelength region of < 350 nm plays a vital role in DUV beam shaping, high density data storage, semiconductor micro-nano processing and photolithography. Actually, ...

Optics & Photonics Dec 15, 2022

A birefringence-managed normal-dispersion fiber laser delivering energy-tunable chirp-free solitons

Over the past decades, researchers have demonstrated conventional solitons, stretched pulses, self-similar pulses, and dissipative solitons by managing the dispersion and nonlinearity of fiber lasers. However, new types of ...

Superconductivity Nov 7, 2022

Shedding light on the superconductivity of newly-discovered kagome metals

Already used in computers and MRI machines, superconductors—materials that can transmit electricity without resistance—hold promise for the development of even more advanced technologies, like hover trains and quantum ...

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