the BL Lacertae object is classified as HBL (High-frequency peaked BL Lac), if towards the low-energy side—as LBL (Low-frequency peaked BL Lac), while objects with an intermediate shift are ...

the BL Lacertae object is classified as HBL (High-frequency peaked BL Lac), if towards the low-energy side – as LBL (Low-frequency peaked BL Lac), while objects with an intermediate shift are ...

Abstract: This paper presents optical BVRI photometry of the intermediate-energy-peaked BL Lac object ON 231 (W Comae). It was observed for five nights during 2010 March–April with the 80-cm ...

Abstract: Several multifrequency polarization studies have shown the presence of systematic Faraday Rotation gradients across the parsec-scale jets of active galactic nuclei, taken to be due to the ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

Manufactured objects — plastic bottles, ballpoint pens, concrete buildings, teabags, wind turbines, cell phones, T-shirts, aluminum cans — outweigh the living world and will form distinctive ...

The Inter-American Development Bank (IDB) was established in 1959 with the goal of promoting the development of Latin America and the Caribbean (LAC). Since its establishment, it has played the ...

The findings were published March 6 in The Planetary Science Journal. Interstellar objects are astronomical material, like asteroids or comets, not gravitationally bound to a star. They can come ...