Energy & Power

The Museum's collections on energy and power illuminate the role of fire, steam, wind, water, electricity, and the atom in the nation's history. The artifacts include wood-burning stoves, water turbines, and windmills, as well as steam, gas, and diesel engines. Oil-exploration and coal-mining equipment form part of these collections, along with a computer that controlled a power plant and even bubble chambers—a tool of physicists to study protons, electrons, and other charged particles.
A special strength of the collections lies in objects related to the history of electrical power, including generators, batteries, cables, transformers, and early photovoltaic cells. A group of Thomas Edison's earliest light bulbs are a precious treasure. Hundreds of other objects represent the innumerable uses of electricity, from streetlights and railway signals to microwave ovens and satellite equipment.


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Telstar solar cell
- Description (Brief)
- Batteries provide electric power reliably but have limited life, making them impractical for long missions in space. So when engineers at Bell Labs designed the Telstar communications satellites, they used 3600 solar cells to generate the 14 watts needed to operate the satellite. Twelve silicon cells were mounted in a platinum frame set on a ceramic base and covered with a sapphire plate to make a strip like this one.
- Telstar solar cell; "11-24" penciled on back. #3 of 4 units, each weights 0.8 oz and is made with two assemblies: the cover (sapphire plate brazed into a platinum frame) and the solar cell (silicon cells shingled to provide a series connection and mounted on a ceramic plate). The two units are joined by soldering the cover assembly to the cell assembly along the edges of the ceramic plate. Cells are designed to be sensitive to the blue-green region of the spectrum. Reference: Bell System Technical Journal 4, part 3 (July 1963), 1765-1816.
- Location
- Currently not on view
- Date made
- c1962
- date made
- ca 1962
- maker
- Bell Laboratories
- ID Number
- EM.322974.03
- accession number
- 247512
- catalog number
- 322794.03
- Data Source
- National Museum of American History
Pages
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topic
- Energy & Power 621
- Lamps 409
- Industrialization 52
- Manufacturing industries 52
- Mathematics 51
- Science 51
- Modern Physics 26
- Scientific apparatus and instruments 26
- Transportation 24
- Lasers 23
- On the Water exhibit 17
- Ecology 15
- Architecture 12
- Artifact Walls exhibit 11
- Engineering 10
- Thomson Welding 9
- Clothing and dress 8
- Dress accessories 8
- Environmental Buttons 8
- Art 7
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object type
- Incandescent lamps (lighting device components) 209
- discharge lamp 140
- fluorescent lamp 76
- Lighting Devices; Edison; Coiled; Metal 15
- Models (representations) 15
- solar cell 14
- discharge lamp components 12
- laser 12
- photovoltaic cell 11
- Lighting Devices 10
- Patents 10
- welding sample 9
- button 8
- discharge lamp; Fluorescent 7
- Fluorescent 6
- Lighting Devices; Edison; Horseshoe; Carbon 6
- discharge lamp component 6
- incandescent lamp components 6
- Hair ornaments 5
- Lighting Devices; Edison; Cage; Metal 5
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set name
- Work and Industry: Electricity 539
- Electric Lamps 409
- National Museum of American History 95
- Lighting a Revolution 53
- Industry & Manufacturing 52
- Science & Mathematics 51
- Medicine and Science: Modern Physics 27
- Modern Physics 25
- Transportation 24
- Lasers 23
- Work 21
- Measuring & Mapping 19
- Work and Industry: Maritime 19
- On the Water exhibit 17
- On the Water 16
- American Enterprise 15
- Natural Resources 13
- Artifact Walls exhibit 11
- Engineering, Building, and Architecture 9