ELECTRON TUBES D

Electron tube mounted on terminal base for investigating the design and operation of modern cathode ray tubes. The electron beam can be deflected by an electric field produced by the deflection plates integrated into the tube, and by a magnetic ... more

For observing luminescence during electric discharge in gases at reduced pressure, and investigating cathode rays and canal rays occurring at low pressures outside the discharge path. Glass tube with graded seal, disc-shaped, perforated electrodes ... more

"Operating Unit for Fine-Beam Tube" , ONLY!  (NOT TO BE SOLD SEPARATELY!) The fine beam tube and Helmholtz coil pair are mounted on the operating unit, the fine beam tube being rotatable around its vertical axis. The tube ... more

The quantization of energy, as well as the generation, registration, and analysis of spectra and the associated experimental confirmation of models, are important components of most curricula around the world. The well-known 1913 experiment ... more

The quantization of energy, as well as the generation, registration, and analysis of spectra and the associated experimental confirmation of models, are important components of most curricula around the world. The well-known 1913 experiment ... more

The heating chamber can be employed to conduct the Franck-Hertz experiment or the sodium resonance fluorescence experiment in safety. It consists of a powder-coated sheet steel casing with two viewing windows. The front plate is attached ... more

The heating chamber can be employed to conduct the Franck-Hertz experiment or the sodium resonance fluorescence experiment in safety. It consists of a powder-coated sheet steel casing with two viewing windows. The front plate is attached ... more

Adapter for electron diffraction tube D (U19171) for connection of the heater voltage via safety experiment leads. Includes internal protective circuitry to protect the heating filament against excess voltage. Dimensions match the three-pole ... more

Adapter for electron tubes D for connection of the heater voltage via safety experiment leads. Includes internal protective circuitry to protect the heating filament against excess voltage. Dimensions match the two-pole connector for the tubes ... more

Spare Tube for Complete Fine Beam Tube System 1013843. Gas filling:  Neon Gas pressure: 1.3x10-5 hPa Bulb diameter: 165 mm Orbit diameter: 20 … 120 mm Measurement mark spacing: 20 mm more

Experiment Topics: Deflection of electrons in a closed circular path inside a magnetic field. Determination of specific charge of an electron e/m. For examining the deflection of electron beams in a uniform magnetic field ... more

The tube holder accommodates all tubes of the series D and their accessories, such as the Helmholtz Coils D (100644) and Auxiliary Coil (100645). (1000656). The tube holder consists of a robust base plate with an upright stanchion and ... more

The Helmholtz coils are used to create magnetic fields for deflecting electron beams and are attached to the tube holder D (1008507). The tube holder allows the coils to be set up in Helmholtz configuration to generate a highly uniform magnetic ... more

The auxiliary is used to create a magnetic field perpendicular to the axis of a tube. When used in conjunction with the Helmholtz pair of coils D and S (1000644 and 1000611) and the Perrin tube D and S (1000650 and 1000616) two orthogonal ... more

The following topics can be discussed with this highly evacuated tube:  •  Edison-Richardson-Effect, thermionic emission •  Diode characteristics, space charge region, Schottky-Langmuir law •  ... more

The following topics can be discussed with this highly evacuated tube:  •  Edison-Richardson-Effect, thermionic emission •  Determining the negative charge of electrons •  Recording triode characteristics ... more

The following topics can be discussed with this highly evacuated tube:  •  Luminescence of different phosphors when excited by electrons (cathodoluminescence) •  Luminescence of different phosphors when excited ... more

The following topics can be discussed with this highly evacuated tube:  •  Linear propagation of cathode rays / of electron beams •  Electrostatic charging effects •  Electron deflection by ... more

The following topics can be discussed with this highly evacuated tube:  •  Evidence of the particle nature of cathode beam •  Establishment of the polarity of cathode beam •  Estimation of the ... more

The following topics can be discussed with this highly evacuated tube:  •  Investigate the deflection of an electron beam by a magnetic field •  Investigate the deflection of an electron beam by an electric field ... more

The following topics can be discussed with this Helium-filled, partial-vacuum electron tube:  •  Discharge, evidence of positive charge carriers •  The IA – UA characteristic of a thyratron &bull ... more

The following topics can be discussed with this Neon-gas filled, partial-vacuum electron tube:  •  Determination of the specific charge e/m for tangential injection and perpendicular magnetic field •  Observation ... more

The following topics can be discussed with this highly evacuated tube:  •  Illustration of the wave nature of electrons •  Determination of the wavelength of electrons depending on the anode voltage •  ... more

The quantization of energy, as well as the generation, registration, and analysis of spectra and the associated experimental confirmation of models, are important components of most curricula around the world. The well-known 1913 experiment ... more

The fluorescent sodium tube is designed to demonstrate resonance fluorescence in sodium. The highly evacuated, argon-filled glass tube, with multiple distilled sodium coating is mounted on a panel with a viewing window and is intended ... more