This paper presents a novel one-dimensional (1D) frequency scanning dual-slot-waveguide array antenna with versatile advantages such as large scan volume, high frequency sensitivity, low cross-polarization and low sidelobe.Electromagnetic waves radiate through the leaky-wave dual slots, machined on the side chambers of the single-ridge serpentine w
Hallucinations are a psychopathological phenomenon with neuropsychological, neuroanatomical and pathophysiological correlates in specific menthol kangvape brain areas.They can affect any of the senses, but auditory and visual hallucinations predominate.Verbal hallucinations reveal no gross organic lesions while visual hallucinations are connected t
Currently, most underground rail transportation scenarios in China are relatively open.There are problems of operators, scattered materials, or coal slag invading the track.It poses a threat to locomotive operation.The underground track area of coal mines often presents linear or arc-shaped irregular areas, and the track gradually converges.It is d
Small industry is one important component in national economic structure, because it can absorb a lot of manpower and a lot of exploiting the potential of natural resources abundant in Indonesia.The number of small industries in Indonesia is quite a lot, but has not been matched by much higher performance.Therefore the number of small industries wh