Reconstruction of Andre-Marie Ampere's investigation of the behaviour of an electric current in a magnetic field: Ampere's stand, an arrangement...
Reconstruction of Andre-Marie Ampere's investigation of the behaviour of an electric current in a magnetic field: Ampere's stand, an arrangement...
Reconstruction of Oersted's experiment of 1819, when he discovered that a magnetised needle could be deflected by an electric current. Dated 19th...
Dean Pesnell, , SDO project scientist, Goddard Space Flight Center in Greenbelt, MD, speaks during a briefing to discuss recent images from NASA's...
Photograph of Pierre Curie a French physicist, a pioneer in crystallography, magnetism, piezoelectricity and radioactivity. Pierre was also the...
Photograph of the office of Pierre Curie a French physicist, a pioneer in crystallography, magnetism, piezoelectricity and radioactivity. Pierre was...
panoramic of northern lights and starry sky on snowy peaks, skoddebrgvatneet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on the snowy peaks, skoddebergvatnet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and starry sky on snow capped mountains and frozen sea, olderfjorden, svolvaer, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on the snowy peaks, skoddebergvatnet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on frozen lake skoddebergvatnet and snowy peaks, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on snowy peaks, skoddebrgvatneet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on frozen lake skoddebergvatnet and snowy peaks, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on snowy peaks, skoddebrgvatneet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on frozen lake skoddebergvatnet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and starry sky on snow capped mountains and frozen trees, skoddebergvatnet, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
northern lights and stars on frozen lake skoddebergvatnet and snowy peaks, grovfjord, troms county, lofoten islands, norway - 磁場 個照片及圖片檔
Magnetism experiment, copperplate engraving from Saggi di naturali esperienze fatte nell'Accademia del Cimento sotto la protezione del serenissimo...
Diagram of J. J. Thomson's apparatus for studying 'positive rays'. Large bulb with A) anode, C) cathode in front of the cylinder of soft iron with...物理學家
