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Experiment #1: The Inverse Squares

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

Experiment #1: The Inverse Squares EXPERIMENT #1: THE INVERSE SQUARES Introd-uction      While using photographic film and sources similar to radium and uranium, Henri Becquerel discovered radiation in 1896. The following experiment will ...


Experiment #2: Alpha Please Leave Home

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

Experiment #2: Alpha Please Leave Home EXPERIMENT #2: ALPHA PLEASE LEAVE HOME Introduction      An alpha particle is a nucleus of a helium-4 atom. It has two protons and two neutrons with an atomic mass of 4. The new nucleus that ...


Experiment #3: Stop That Gamma

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

... 3 9 Graph the activity readings (cpm) vs. distance. Graph the activity readings (cpm) vs. 1/r 2 . Questions In what ways are light waves and gamma radiation related? Where does the energy of the photons originate? How are photons and ...


Experiment #4: Penetrating Power

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

Experiment #4: Penetrating Power EXPERIMENT #4: PENETRATING POWER Introduction      There is a great difference in the penetrating powers for alpha, beta, and gamma rays. Of the three types of radiation, alpha particles are the easiest ...


Experiment #5: Radiography

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

... from a radiation source. The principle is the same as taking a photograph with a camera, but radiation is substituted for light. An image is produced by ionizing radiation on the un-developed film. When the film is processed, it can show ...


Experiment #7: Magnetic Deflection of Beta Rays

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

Experiment #7: Magnetic Deflection of Beta Rays EXPERIMENT #7: MAGNETIC DEFLEC-TION OF BETA RAYS Introduction      The placing of a magnetic field across the path of beta radiation causes a change in the direction of the rays so that ...


Experiment #8: Radiation Makes House Calls

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

Experiment #8: Radiation Makes House Calls EXPERIMENT #8: RADIATION MAKES HOUSE CALLS Introduction      Radioactivity is found in the home. The news media has reported on the problem of radon, Rn, build-up in our homes. However, the ...


Experiment #9: It's In The Clouds

dwb4.unl.edu/Chem/CHEM869Z/CHEM869ZLinks/www.lbl.gov/abc/Experime ...

... evidence of the passage of alpha particles. Materials chamber with cover radiation source two blotting paper viewers strong light source (300 W to 500 W) dry ice denatured ethyl al-cohol Procedure Soak the blotting paper with alcohol. Place ...


Berkeley Lab Energy Showcase

2011showcase.lbl.gov/index.html

... Fragiadakis Head, Technology Transfer and Intellectual Property Management Lawrence Berkeley National Laboratory I am delighted to welcome you to the 2011 Berkeley Lab Energy Innovation Showcase. We are proud to present a sampling of our ...


2011 Berkeley Lab Energy Innovation Showcase

2011showcase.lbl.gov/venue.html

2011 Berkeley Lab Energy Innovation Showcase Venue Event Location The event will take place in the Building 66 Auditorium at Lawrence Berkeley National Laboratory. For an inter-active view of the Berkeley Lab site map, please visit the link ...


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