{"version":"1.0","type":"link","title":"Surface wave - Newikis","description":"In physics, a surface wave can refer to a mechanical wave that propagates along the interface between differing media, usually two fluids with different densities. A surface wave can also be an electromagnetic wave guided by a refractive index gradient. For radio waves, a ground wave is a surface…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/e/e1/Water_drop_collision.jpg","thumbnail_width":1156,"thumbnail_height":772}