The LLSAW in lithium niobate on stress-free surface reveals rather high attenuation of the order of one dB per wavelength. Calculated resonant characteristics of a long IDT and dispersion curves of ...

Astronomers from Bulgaria and Egypt have performed multi-wavelength observations of a well-known blazar designated S5 ...

Researchers have developed an ultra-thin drumhead-like membrane that lets sound signals, or phonons, travel through it with ...

The space agency took advantage of an optical phenomenon to gain new insights into the wind and waves of Peru's Lake Titicaca ...

In this paper the influence of a stationary white noise on the estimation of a sine-wave amplitude by means of the three-point Interpolated Discrete Fourier Transform (IpDFT) method is investigated.

Objective To report on longitudinal tobacco product cessation rates, by product type, among adults (ages 18+ years) in the USA between 2013 and 2019. Methods The Population Assessment of Tobacco and ...