{
  "$type": "site.standard.document",
  "description": "A battery includes a frame defining an interior space. The frame includes an inner layer including a material having a negative Poisson's ratio (NPR material), and an outer layer disposed on the inner layer such that the inner layer faces the interior space and the outer layer faces an exterior of…",
  "path": "/patents/1378195",
  "publishedAt": "2026-01-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "A61N1/37512",
    "Joon Bu Park"
  ],
  "textContent": "A battery includes a frame defining an interior space. The frame includes an inner layer including a material having a negative Poisson's ratio (NPR material), and an outer layer disposed on the inner layer such that the inner layer faces the interior space and the outer layer faces an exterior of the frame. The battery includes an electrolyte contained in the interior space of the frame; a positive electrode disposed in the interior space of the frame, the positive electrode including a positive electrode active material; and a negative electrode disposed in the interior space of the frame, the negative electrode including a negative electrode active material.",
  "title": "NEGATIVE POISSON'S RATIO MATERIALS FOR ELECTRICAL DEVICES"
}