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Search results for wave engineering

Condensed Matter Oct 12, 2023

Phonon engineering for extended lasing beyond the fluorescence spectrum

The electron and phonon are two fundamental particles (quasi-particles) of condensed matter and their interplay in single crystals can create many interesting physical phenomena, such as polaritons, charge density waves and ...

Cell & Microbiology Oct 11, 2023

Scientists develop acoustic 3D trapping of microparticles in flowing liquid using circular cavity

A research team from the Suzhou Institute of Biomedical Engineering and Technology (SIBET) of the Chinese Academy of Sciences has developed an acoustic trapping chip that can provide three-dimensional (3D) trapping of cells ...

Astronomy Sep 29, 2023

A search for links between two of the universe's most spectacular phenomena has come up empty—for now

Every so often, astronomers glimpse an intense flash of radio waves from space—a flash that lasts only instants but puts out as much energy in a millisecond as the sun does in a few years. The origin of these "fast radio ...

Bio & Medicine Sep 21, 2023

Tiny bubbles could reveal immune cell secrets and improve treatments

Macrophages are cells vital to the immune system and could possibly inform cell-based therapies for a variety of medical conditions. However, realizing the full potential of macrophage therapies relies on being able to see ...

Biotechnology Sep 19, 2023

Novel approach to engineered cells may enable molecular medical imaging

A tiny molecular structure that looks like a bubble may be able to significantly improve medical imaging, according to a Penn State research team. Called gas vesicles (GVs), these structures are naturally produced by certain ...

Optics & Photonics Sep 14, 2023

A nonrelativistic and nonmagnetic mechanism for generating terahertz waves

Scientists and engineers keep developing ever faster and more powerful technological devices. But there is a need for even faster and more efficient electronics. A promising route is to take advantage of terahertz waves, ...

Condensed Matter Aug 29, 2023

Quantum-enhanced detection for chip-scale wireless communications

The demand for fast data sharing and processing has sparked a race for greater bandwidth in wireless communication systems. This is described by Edholm's Law, which states that bandwidth and data rates roughly double every ...

Condensed Matter Aug 28, 2023

Discovery puts a magnetic spin on neuromorphic computing

The word "fractals" might inspire images of psychedelic colors spiraling into infinity in a computer animation. An invisible, but powerful and useful, version of this phenomenon exists in the realm of dynamic magnetic fractal ...

Condensed Matter Aug 23, 2023

Research group detects a quantum entanglement wave for the first time using real-space measurements

Triplons are tricky little things. Experimentally, they're exceedingly difficult to observe. And even then, researchers usually conduct the tests on macroscopic materials, in which measurements are expressed as an average ...

Environment Aug 22, 2023

How to prepare your home for summer heat waves

Every year, an estimated 600 people in the U.S. die in extreme heat waves. Nearly 10,000 are hospitalized and more than 67,000 visit emergency rooms. This year, record-smashing heat waves have swept across the southwestern ...

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