Environmental regulations are the key measure by which governments achieve sustainable environmental and economic development.This study aimed to determine the direct and indirect impacts of environmental regulations on total factor energy efficiency of regions in China.Since regions have different levels of economic development and resource endowm
Physical layer security (PLS) can improve the security of both terrestrial and nonterrestrial wireless communication networks.This study proposes a simplified framework for nonterrestrial cyclic prefixed orthogonal variable spreading factor (OVSF)-encoded multiple-input and multiple-output nonorthogonal multiple access (NOMA) systems to ensure comp
The genus Nublapamea gen.nov.is described (type species: Trachea altivolans Schaus), here determined to belong to the primarily temperate LED Signs Holarctic tribe Apameini (Noctuidae: Noctuinae).Currently known only from mid- to upper elevation montane forests of Costa Rica, Nublapamea is a disjunct southern extension of a largely northern hemisph
The history of the creation of the Bibliographic Commission of the VUAN GOLD BROWN PWD (1926-1930) is considered.The activities of the scientists of the Ukrainian Academy of Sciences, well-known librarians and bibliographers of Ukraine, which were members of the commission and actively participated in its LED Signs work, are covered.Information is