Terahertz (THz) radiation, which occupies the frequency band between microwaves and infrared light, is essential in many next ...

Researchers are developing a real-life tractor beam, with the goal of pulling defunct satellites out of geostationary orbit ...

Complex fluids, such as polymer melts and concentrated suspensions, are foundational materials for industrial products, ...

New research has been published ahead-of-print by The Journal of Nuclear Medicine (JNM). JNM is published by the Society of Nuclear Medicine and Molecular Imaging, an international scientific and ...

New research has been published ahead-of-print by The Journal of Nuclear Medicine (JNM). JNM is published by the Society ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

IN an earlier paper1, we have described a new type of interferometer which has been used to measure the angular diameter of radio stars2. In this instrument the signals from two aerials Ax and A2 (Fig ...

Computational models are mathematical models used to numerically study the behaviour of complex systems by means of a computer simulation. A computational model can be used to make predictions of the ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. Vikki Velasquez is a researcher and writer who has managed, coordinated, ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Somer G. Anderson is CPA, doctor of ...

Abstract: An artificial metalens manipulates the electromagnetic wavefront phase via deploying transmitted phase and amplitude of metasurfaces units, which exhibits excellent merits in beam steering ...

Abstract: The instability of the sheet electron beam (SEB) is an essential factor for limiting the power of the SEB traveling wave tube (TWT). To solve this issue, this article proposes a method to ...