/en/working-group-physics/histolab/thematical-subsections/optics/camera-obscura
Camera Obscura Listen A Camera Obscura is an darkened room or volume into which light can shine through a pin hole, sometimes a pin hole combined with a lens. On the wall opposite to the entrance hole
/en/working-group-physics/histolab/thematical-subsections/electricity/condensator-straw-electroscope
Condensator Straw Electroscope Listen The Condensator Straw Electroscope was first described by Alessandro Volta in 1787. Two thin straws are hung up inside of a jar so they can oscillate freely witho
/en/working-group-physics/histolab/thematical-subsections/electricity/voltaic-pile
Voltaic Pile Listen The Voltaic Pile consists of copper and zinc plates, between which a piece of paper or cloth is placed, which has been soaked with salt water. Volta expected the electrical current
/en/working-group-physics/histolab/thematical-subsections/electricity/electrical-experiments-for-entertainment-purposes
Electrical Experiments for Entertainment Purposes Listen These exhibits are experimental setups made for entertainment's sake. They could be found in the parlours of educated families throughout the 1
/en/working-group-physics/histolab/thematical-subsections/electricity/voltaic-crown-of-cups
Voltaic Crown of Cups Listen The Crown of Cups is a modification of the Voltaic Pile. A rectangular plate of copper and zinc are connected by a wire soldered to both plates and thus an "electric eleme
/en/working-group-physics/histolab/thematical-subsections/electricity/barlows-wheel
Barlow's Wheel Listen Barlow's Wheel is the prototype of unipolar engine. Peter Barlow published its description in 1822 in the article "A curious electro-magnetic experiment". The star-shaped copper
/en/working-group-physics/histolab/thematical-subsections/particle-physics-and-radioactivity/millikans-apparatus-for-the-determination-of-the-elementary-charge
Millikan's apparatus for the determination of the elementary charge Listen From 1909 until 1911 Robert A. Millikan together with his assistant Harvey Fletcher conducted experiments to determine the el
/en/working-group-physics/histolab/thematical-subsections/particle-physics-and-radioactivity/geiger-mueller-counter-tube
Geiger Müller counter tube Listen The Geiger Müller counter tube is one of the earliest measurement devices for the field of radioactivity. Walter Müller developed it under the auspices of his thesis
/en/working-group-physics/histolab/thematical-subsections/mechanics/galileos-inclined-plane-experiment
Galileo's Inclined Plane Experiment Listen Galileo's inclined plane is a wooden beam of approximately 6,7m length the top of which has a hemicircular vellum-bound notch. The vellum is used in order to
/en/working-group-physics/histolab/thematical-subsections/hydrostatics/litrameter
Litrameter Listen Robert Hare was a lecturer in chemistry at Pennsylvania University. His litrameter was represented in science periodicals of both the old and new world. By his own account he used st