Welcome visitor you can login or create an account.
Categories

Physics - Atomic and Nuclear

Physics - Atomic and Nuclear

Display: List / Grid
Show:
Sort By:
D Student Tubes :  Gas Discharge Tube
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 and 4-mm-jacks for connecting the voltage supply. Material: glass Dimensions: approx. 700 mm x 4 mm Ø Vacuum connection: graded seal NS 19/26 Additionally required: 1 U21060 6 kV Hi..
£19.95
Demonstration Tubes : Cathode Ray Tube
are tube for the U8481350 Training Oscilloscope. ..
£19.95
Demonstration Tubes : Dual Pole Tube
Evacuated electron tube with hot thermionic cathode made of tungsten wire and a cylindrical anode for verification of the Edison effect, demonstration of Richardson’s equation and recording the current-voltage characteristic of a vacuum diode. Mounted on connector base with safety sockets. Cathode surface: 32 mm² Max. anode voltage: 400 V Heating voltage: 1.5 – 5.9 V Heating current: 2 – 5 A Dimensions of the tube: approx. 120x45 mm²..
£19.95
Demonstration Tubes : Electron Deflection Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis, so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected electrically in the electric field of the built-in plate capacitor, and magnetically by using the Helmholtz coil pair D (U191051). By adjusting the electric field so that it cancels the magn..
£19.95
Demonstration Tubes : Fine Beam Tube (Neon-filled) with Connector Base
The Fine Beam Tube is for examining the deflection of electron beams in a uniform magnetic field using a pair of Helmholtz coils and for the quantitative determination of the specific charge of the electron. The gas atoms are ionized along the electron path and produce a sharply defined, visible fluorescent beam. The tube is mounted on a base with color coded electric connections. The evacuated glass tube is integrated with an electron beam sy..
£19.95
Demonstration Tubes : Sodium Fluorescence Tube on Furnace Wall
Highly evacuated glass tube filled with low-pressure argon and containing multiply distilled sodium for demonstrating the resonance fluorescence of sodium vapor. The entire tube emits yellow light at the wavelength of the sodium 'D' line when heated using the Heating Chamber (U8482190-115 or U8482190-230) and illuminated with diffuse sodium spectral light. If the tube is instead illuminated with full-spectrum white light (e.g. from an incandes..
£19.95
Demonstration Tubes : Teltron Diode D
High-vacuum electron tube with thermionic cathode for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the relationship between measured emission current and the voltage applied to the cathode. Also investigate the characteristics of diodes via the process of rectification. Specifications Max. heater voltage: 7.5 V AC/DC Max. anode voltage: 500 V Anode current: approx. 2 mA at 200 V (Anode) ..
£19.95
Demonstration Tubes : Teltron Dual Beam Tube D
Semi-evacuated electron tube filled with low-pressure helium and containing a tangential and axial electron gun. In the case of tangential bombardment and a perpendicularly aligned magnetic field, the fundamental electron charge-to-mass ratio can be determined from the diameter of the observed beam pattern. In the case of axial bombardment and a co-axial magnetic field, kinetic gas theory (e.g. impact excitation) and particle collisions can be..
£19.95
Demonstration Tubes : Teltron Electron Diffraction Tube D
  Highly evacuated electron tube for demonstrating the wave nature of electrons through the observation of interference caused by passage of electrons through a polycrystalline graphite lattice (Debye-Scherrer diffraction) and rendered visible a fluorescent screen. Also intended for determining the wavelength as a function of the anode voltage from the radii of the diffraction rings and the lattice plane spacing of graphite, as ..
£19.95
Demonstration Tubes : Teltron Gas Triode D
Electron tube filled with low-pressure helium gas, and containing a thermionic cathode, control grid, and anode. This tube is for quantitative investigations of the typical properties of a gas-immersed triode, recording the current-potential (IA-UA) characteristics of a thyratron, and observing discharges and discontinuous energy release of helium atoms during inelastic collisions with free electrons. Specifications Max. heater voltag..
£19.95
Demonstration Tubes : Teltron Luminescence Tube D
High-vacuum electron tube with divergent electron gun and three, colored fluorescent strips. Demonstrate stimulated light emission during and after electron bombardment of a phosphorus anode. The anode also fluoresces when illuminated with a focused ultraviolet light source. Specifications Max. filament voltage: 6.3 V AC Max. anode voltage: 5 kV Anode current: approx. 0.1 mA at 4 kV (anode) ..
£19.95
Demonstration Tubes : Teltron Maltese Cross Tube D
High-vacuum electron tube with divergent electron gun aimed at a fluorescent screen partially obscured by a Maltese cross. For demonstrating the linear propagation of electrons in the absence of applied electromagnetic fields by projecting the shadow of a Maltese cross onto the fluorescent screen. Application of a magnetic field using the Helmholtz Coils S allows for students to study the fundamental science of electron optics, such as beam fo..
£19.95
Demonstration Tubes : Teltron Optical Equivalent to Debye-Scherrer Interference
An experiment model for demonstrating the Debye-Scherrer technique used in electron diffraction tubes by means of visible light. This model consists of a ball-bearing aluminum disc with a cross-lattice which rotates to simulate a poly-crystalline lattice. Includes a pinhole aperture with red and green color filters. Specifications: Cross lattice: with 20 grid points/mm, 3 mm Ø Flywheel: 100 mm Ø Pinhole aperture: 1 mm Ø Aperture f..
£19.95
Demonstration Tubes : Teltron Perrin Tube D
Highly evacuated electron tube with focusing electron gun and fluorescent screen inclined relative to the beam axis so that the path of the beam can be seen and the effects of electric and magnetic fields can be studied. The electron beam can be deflected using two methods: 1) electrically using electric field of the built-in plate capacitor, or 2) magnetically using external Helmholtz Coils D (111U191051). Also determine the fundamental elect..
£19.95
Demonstration Tubes : Teltron Triode D
High-vacuum electron tube with thermionic cathode and control grid for demonstrating the thermoelectric effect (Edison effect). Use the tube to investigate the practical applications of a triode as an amplifier and generating undamped oscillations in LC circuits. Also investigate the characteristics of triodes and let students discover the negative electron charge polarity. Specifications Max. heater voltage: 7.5 V AC/DC Max. anode ..
£19.95
ESR/NMR : Teltron Plug-in Power Supply
  Plug-in power supply with an electronically regulated output voltage for supplying the electronic modules of the tube program. Connecting lead with a 6-pole, self-locking special plug. Specifications: Lead length: 100 cm Output: 12 V DC, 400 mA Mains connection: 115 V, 50/60 Hz   ..
£19.95
Franck-Hertz Experiment :  Franck-Hertz Experiment Neon Tube Heater
Highly evacuated electron tube containing neon, mounted on a base with socket connection for demonstrating that free electrons colliding with neon atoms emit energy in quantized packets and for determining the excitation energy of the 3P0 or 3S1 states at about 19 eV. When excited, these states emit visible light due to the energy drop from intermediate levels to a ground state at an excitation energy of about 16.7 eV. The light so emitted..
£19.95
Franck-Hertz Experiment :  Premium Franck-Hertz Experiment Heater
Highly evacuated electron tube containing mercury in a heating chamber for demonstrating the discrete nature (quantization) of the energy released by free electrons in collisions with mercury atoms, and for determining the excitation energy of the mercury resonance line (61S0 – 63P1), which is 4.9 eV. The electron tube must be heated in the chamber to generate the necessary mercury vapour pressure to achieve a sufficiently high probability..
£19.95
Franck-Hertz Experiment :  Premium Franck-Hertz Experiment Power Supply
The quantization of energy and the generation, recording and evaluation of spectra, along with the experimental verification thereof, is included in most of the curricula used around the world. The well known experiment first performed by James Franck and Gustav Hertz in 1913 is critically important in terms of demonstrating discrete energy states in atoms. Power supply unit for operating the mercury filled Franck-Hertz tube (U84825..
£19.95
Franck-Hertz Experiment :  Replacement Mercury Franck-Hertz Tube
Replacement mercury tube for the Franck-Hertz experiment with mercury. ..
£19.95
Franck-Hertz Experiment :  Replacement Neon Franck-Hertz Tube
Replacement Neon tube for the Frank-Hertz Experiment Neon Tube with Base. ..
£19.95
Franck-Hertz Experiment :  Teltron Control Unit for Critical Potential Tubes
  Control unit for operating the Franck-Hertz Critical Potential Helium-filled and Neon-filled tubes. Equipped with an output for half-wave rectified sawtooth acceleration voltages, adjustable upper and lower limits of the acceleration voltage, and integrated picoammeter amplifier for anode-current measurement. Allows recording of the acceleration voltage as a function of the anode current. A slow sawtooth voltage (approx. 6 Hz)..
£19.95
Franck-Hertz Experiment :  Teltron Critical Potential Tube S with He-Filling
  Hertz electron tube for quantitative investigations of inelastic collisions of electrons with inert gas atoms, determination of ionization and excitation energies of helium, resolution of the energy states of various primary and orbital angular-momentum quantum numbers, as well as demonstrating meta-stable states. Includes shielding as well as a discharge tube and battery unit for the collector voltage (battery included in the scope..
£19.95
Franck-Hertz Experiment :  Teltron Critical Potential Tube S with Ne-Filling
  Hertz electron tube for quantitative investigations of inelastic collisions of electrons with inert gas atoms, determination of ionization and excitation energies of neon, resolution of the energy states of various primary and orbital angular-momentum quantum numbers, as well as demonstrating meta-stable states. Includes shielding as well as a discharge tube and battery unit for the collector voltage (battery included in the s..
£19.95

Copyright Adams Lab 2013