| 31. | Besides Conductus and Superconductor Technologies, Mt.
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| 32. | American Superconductor Corp ., Westborough, Mass ., 3.5 million shares.
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| 33. | A . Ze'ev Hed is an expert on high-temperature superconductor materials.
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| 34. | Plastic, usually a poor conductor of electricity, has been transformed into a superconductor.
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| 35. | But American Superconductor, a firm based in Westborough, Mass ., has persevered.
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| 36. | That contrasts with another novel superconductor, magnesium diboride, that was discovered in January.
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| 37. | The state agency that lured American Superconductor to Devens is pleased with the finished building.
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| 38. | And it remains a superconductor at temperatures about 25 degrees warmer than any other metal.
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| 39. | And it remains a superconductor at temperatures about 29 degrees warmer than any other metal.
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| 40. | The situation is different in a superconductor.
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