| DCS # | DEMONSTRATION | REFERENCE | ABSTRACT |
|---|
| 7D50.00 | Models of the Nucleus | | |
| 7D50.10 | Rutherford scattering | PIRA 500 | |
| 7D50.10 | Rutherford scattering | 7D50.10 | Balls roll down a ramp onto a potential surface to model Rutherford scattering. |
| 7D50.10 | scattering surface with analyzer | AJP 37(2),204 | Balls roll down an incline onto a scattering surface. Eighteen pockets ring the surface. |
| 7D50.11 | Rutherford scattering on the OH | TPT 2(6),278 | Ink dipped balls are rolled down an incline toward a clear plastic potential hill on an overhead projector stage. |
| 7D50.12 | alpha particle scattering model | A-63 | A magnet pendulum is repulsed by the pole of a vertical electromagnet. Orbits can be demonstrated in the attracting case. |
| 7D50.13 | Rutherford pendulum | 41-2.3 | An electromagnet pendulum suspended from an aluminum rod swings by an electromagnet on the table. |
| 7D50.14 | Rutherford scattering on table | AJP 29(4),xiii | A
dry ice puck with a vertically mounted magnet is placed on a glass plate
with a second vertically oriented magnet just underneath to give an inverse
square force. |
| 7D50.15 | alpha particle scattering model | A-64 | A ping pong ball pendulum is suspended above a Van de Graaff generator. |
| 7D50.16 | "Welch" scattering apparatus | AJP 29(12),854 | On
using the "Welch" ball bearing scattering apparatus to model the conditions
of an experiment in nuclear physics as far as possible. |
| 7D50.19 | alpha scattering | AJP 29(6),349 | Apparatus
Drawings Project No. 16: Simple Rutherford scattering using an annular ring
of scattering material. The distance from the ring to the detector is varied
giving scattering angles from 28 to 71 degrees. |
| 7D50.19 | Rutherford scattering | AJP 33(12),1055 | Take data for thirty minutes as a lecture demonstration. |
| 7D50.20 | Rutherford scattering animation | PIRA 1000 | |
| 7D50.20 | Rutherford scattering animation | Disc 25-13 | An animation of alpha particle scattering. |
| 7D50.30 | Thompson model | PIRA 1000 | |
| 7D50.30 | Thompson model of the atom | 39-5.1 | Vertical needle magnets stuck in corks float in a pan of water surrounded by a coil on the overhead projector. |
| 7D50.30 | the Thompson model | A-5a | Looks like it might be the vertical magnets in a coil apparatus. Reference: H.E.White, Modern College Physics, 5th ed., p 452. |
| 7D50.35 | Thompson vs. Rutherford model | 41-2.2 | An apparatus to randomly shoot steel balls at models of the Thompson or Rutherford atom. |
| 7D50.40 | 1/r surface model of nucleus | 41-2.1 | A
Lucite 1/r surface with a well and accelerating ramp for ball bearings is
used to show repulsion, capture, and ejection. Picture, Construction details
in appendix., p.1372. |
| 7D50.42 | short range/long range surface | AJP 31(11),888 | Deform
a rubber sheet by boiling water in a test tube and holding it against the
rubber sheet so it gets sucked down, then lift the test tube to make a potential
barrier. |
| 7D50.45 | electron falls into nucleus | 39-5.2 | A ball rolling in a funnel falls into the middle. |
| 7D50.46 | mass defect | PIRA 1000 | |
| 7D50.46 | mass defect | 7D50.46 | |
| 7D50.65 | chemical heart nucleus model | AJP 28(6),561 | The chemical heart vibrates in various modes giving a crude model of a nucleus. Recipe included. |
| 7D50.65 | mercury ameoba model of the nucleus | 41-2.4 | The
mercury amoeba is used to demonstrate vibratory motion analogous to oscillations
of an excited nucleus. Reference: AJP 28(6),561. |
| 7D50.90 | scattering x-rays by paraffin | 41-2.5 | A paraffin block is inserted to scatter x-rays into a Geiger counter. |