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ALBUQUERQUE, N.M. -- A new paper-thin radio-frequency detector designed to work inside a lithium-ion battery provides information about the battery's health while charging and discharging. "It could ...

Black hard rubber casing with 4 prongs mounted on a General Radio type 349 tube socket. Removable top cap. Molded on top: "The Carborundum Company"; on bottom: "Stabilizing Detector Tube No. 25." Tag ...

(Nanowerk News) A new paper-thin radio-frequency detector designed to work inside a lithium-ion battery provides information about the battery’s health while charging and discharging. “It could enable ...