| DCS # | DEMONSTRATION | REFERENCE | ABSTRACT |
|---|
| 7D30.00 | Particle Detectors | | |
| 7D30.05 | Ludlum Detectors | PIRA 1000 | |
| 7D30.05 | Ludlum Detectors | 7D30.15 | Ludlum hand held alpha, beta, and gamma detectors are used with a variety of sources. |
| 7D30.05 | survey meters | A-18b | Alpha, beta, and gamma survey meter and slow neutron monitor. |
| 7D30.06 | GM tube to Apple circuit | AJP 57(11),1051 | A simple complete circuit for biasing a GM tube, pulse shaping, and interfacing to an Apple computer. |
| 7D30.08 | Poisson destribution of counts | AJP 46(2),191 | An
electronic circuit provides output pulses when the time interval between
pulses is of the preset value. Show the difference between inputs from a
scintillation detector and Geiger counter. |
| 7D30.10 | nixie Geiger counter | PIRA 1000 | |
| 7D30.10 | nixie geiger counter | 7D30.10 | A Geiger tube in a lead brick is used with a nixie tube counter. |
| 7D30.10 | geiger counter | MPa-2 | A Geiger tube in a lead block is attached to a nixie tube counter. |
| 7D30.11 | Geiger-Muller tube | A-118 | Make a simple tube with a wire down the middle at low pressure. Includes circuits for counters. |
| 7D30.12 | Geiger point counter | A-119 | A Geiger point counter made with an ordinary steel phonograph needle. |
| 7D30.13 | water-jet counter | A-120 | A fine water jet impinging on a rubber diaphragm is controlled by a metal electrode. |
| 7D30.14 | ionizaton avalanche model | 41-3.7 | Rows
of balls held on an inclined plank at intervals by wires from an avalanche
starting with one ball as more balls are knocked out in each interval. |
| 7D30.15 | thermal neutron detector | PIRA 1000 | |
| 7D30.15 | thermal neutron detector | 41-2.10 | A UO2 detector for fission produced thermal neutrons. |
| 7D30.16 | neutron howitzer | AJP 34(12),1182 | A 55 gal drum filled with paraffin. |
| 7D30.16 | neutron howitzer | A-18a | A 2 curie neutron source is used with a BF3 detector. |
| 7D30.20 | alpha detector | PIRA 500 | |
| 7D30.20 | alpha detector | 7D30.20 | The Cenco alpha detector with a high voltage bias between a plate and a wire grid. |
| 7D30.20 | Cenco alpha detector review | AJP 30(2),140 | Long review of the Cenco alpha counter originally developed by Harold Waage. |
| 7D30.20 | grid alpha detector | 41-3.8 | A grid over a plate is biased just below sparking and an alpha source is brought near. Cenco photo. |
| 7D30.21 | simple alpha detector | AJP 53(12),1212 | Directions on making a simple homemade single wire spark counter. |
| 7D30.22 | Si photodiode alpha detector | AJP 51(5),452 | Use a Si photodiode as a alpha detector. A charge sensitive preamp design is included. |
| 7D30.25 | spark chamber | PIRA 1000 | |
| 7D30.25 | spark chambers | AJP 35(7),582 | Plans for two types of spark chambers: multiplate and "curtain discharge". |
| 7D30.25 | spark chamber | AJP 31(8),571 | Construction details, driver and power supply circuits for a small spark chamber. |
| 7D30.25 | spark chamber | 41-3.9 | A small spark chamber is shown. Pictures, Construction details in appendix, p.1390, Reference: AJP 31(8),571. |
| 7D30.28 | ionization chamber | AJP 28(2),163 | A simple parallel plate ionization chamber built in an aluminum roasting chamber with a sensitive volume of 75 cubic inches. |
| 7D30.30 | magnetic deflection of beta rays | 41-1.8 | A magnet is used to bend electrons from a beta source past a shield to a detector. |
| 7D30.31 | beta spectrometer | 41-1.9 | A qualitative
beta spectrometer for use as a lecture demonstration. Pictures, Diagrams,
Construction details in appendix, p. 1370. |
| 7D30.32 | demonstration beta spectrometer | AJP 28(2),164 | A small beta spectrometer with a 4" face. |
| 7D30.40 | film detection | A-15a | Several samples
are placed on a large sheet of film overnight and the film is developed the
next day showing which are radioactive. |
| 7D30.41 | film detection | TPT 3(3),125 | On using Polaroid land sheet film packets as a detector for radiation experiments and demonstrations. |
| 7D30.50 | Wilson cloud chamber | PIRA 500 | |
| 7D30.50 | Wilson cloud chamber | Hl-12 | Squeeze the rubber bulb of the Wilson cloud chamber and watch tracks from an alpha source. |
| 7D30.50 | Wilson cloud chamber | A-116 | The Knipp type chamber with a rubber bulb and alpha source. |
| 7D30.51 | Wilson cloud chamber | A-117 | An expansion cloud chamber mounted in a lantern projector. |
| 7D30.55 | cycling Wilson cloud chamber | 41-3.6 | An automatically cycling Wilson cloud chamber. Pictures, Construction details in appendix, p.1382, Reference: AJP 18(3),149. |
| 7D30.60 | diffusion cloud chambers | PIRA 200 | Dry ice diffusion cloud chambers. |
| 7D30.60 | diffusion cloud chamber | 7D30.60 | |
| 7D30.60 | cloud chamber accessories | AJP 35(5),ix | Drawings of a lamp housing and chamber housing. |
| 7D30.60 | small cloud chamber | AJP 54(5),473 | A 10x10x10 cm plexiglass cube cloud chamber suitable for TV projection. |
| 7D30.60 | small cloud chamber | TPT 1(2),80 | A transparent plastic refrigerator jar on a cake of dry ice serves as a small continuous cloud chamber. |
| 7D30.60 | simple diffusion cloud chamber | TPT 3(6),284 | Using cheap parts to make a dry ice cloud chamber. |
| 7D30.60 | diffusion cloud chamber | Hl-13 | A large chamber supersaturated with alcohol vapor is cooled with an alcohol/dry ice bath at the bottom. |
| 7D30.60 | large cloud chamber | 41-3.5 | A large alcohol/dry ice cloud chamber is shown. Pictures. |
| 7D30.60 | continuous cloud chamber | 41-3.2 | Alcohol in a jar placed on dry ice makes a cheap cloud chamber. |
| 7D30.60 | cloud chambers | A-15b | Dry ice diffusion cloud chambers. |
| 7D30.62 | cloud chamber | 41-3.4 | A fancier dry ice and alcohol cloud chamber. |
| 7D30.63 | LN2 cooled diffusion cloud chamber | AJP 59(3),285 | The design of a LN2 cooled diffusion cloud chamber with increased sensitivity and quick startup. |
| 7D30.64 | cloud chamber - vacuum jacket | AJP 29(2),99 | Design for a vacuum jacket that increases the sensitive area of the chamber. |
| 7D30.65 | glycol cloud chamber | 41-3.3 | A glycol cloud chamber is heated at the top and cooled with running water at the bottom. |
| 7D30.68 | photographing tracks | AJP 30(8),602 | Black dye (Nigrosin) in methanol provides a dark nonreflective background, other hints. |
| 7D30.69 | cloud chamber principles | 41-3.1 | Place a spark gap in the steam coming from a teakettle. |
| 7D30.70 | model cyclotron | AJP 35(11),ix | A conical
pendulum is accelerated by periodic electrical forces four times per revolution
to model the motion of a charged particle in an isochronous cyclotron with
four 90 degree Dees. |
| 7D30.70 | model cyclotron | AJP 42(2),106 | A Ball
is gravitationally accelerated along a spiral grove in an apparatus designed
to demonstrate the principles of acceleration and phase stability in a cyclotron. |
| 7D30.70 | model cyclotron | 31-1.15 | |
| 7D30.70 | model cyclotron | 31-1.14 | |
| 7D30.71 | linear accelerator - sand model | AJP 40(5),761 | A Wimshurst charges a model linear accelerator that shoots sand out one end. |
| 7D30.75 | particle focusing in accelerator | 31-1.16 | Inverted pendulum model of focusing in a particle accelerator. |
| 7D30.78 | model synchrotron | AJP 43(4),293 | A
steel ball bounces on an oscillating piston with concave surface to provide
focusing. At constant amplitude, the ball bounces lower when the period is
decreased. |
| 7D30.80 | bubble chamber photographs | PIRA 500 | |
| 7D30.80 | bubble chamber photographs | AJP 35(6),x | Welch. Two slide sets taken at the 20" in chamber at the Brookhaven National Laboratory. |
| 7D30.80 | bubble chamber photographs | AJP 34(10),1005 | Pictures and analysis of bubble chamber pictures. |
| 7D30.80 | bubble chamber tracks | 41-2.9 | Determination of the rest mass of a hyperon particle from bubble chamber pictures. Pictures. |
| 7D30.90 | mass spectrometer | AJP 28(5),418 | Apparatus Drawings Project No. 7: A mass spectrometer for undergraduate lab with a resolving power of 75. |
| 7D30.90 | mass spectrometer | AJP 28(4),380 | Apparatus
Drawings Project No. 5: Small Mass Spectrometer. Construction plans for a
small radius 180 degree mass spectrometer with a salt coated tungsten filament,
1K gauss, 100V, resolving power 33. |
| 7D30.91 | model linear accelerator | AJP 43(3),277 | A ping pong ball is accelerated in a Plexiglas tube when a series of ring electrodes are charged by a Wimshurst |
| 7D30.95 | pair production and annihilation | 38-4.1 | A
pair of scintillation counters face each other across an electron beam interrupted
by a card with the appropriate equipment to detect coincidences. |
| 7D30.96 | coincidence counters for cosmic rays | A-121 | A circuit with two Geiger-Muler tubes. |