{
  "id": 7789649,
  "title": "Get your teeth into the cutting edge of materials science",
  "url": "https://urgent.news/2026/09/16/get-your-teeth-into-the-cutting-edge-of-materials-science",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-16T13:00:53.000Z",
  "source": {
    "name": "Physics World",
    "slug": "physics-world",
    "url": "https://physicsworld.com/a/get-your-teeth-into-the-cutting-edge-of-materials-science/"
  },
  "original_language": "en",
  "account": "Dentists rely on understanding how various materials interact when fitting false teeth, bridges, and crowns. During my appointment with Dr. Albora, he required me to bite down on a polyether tray to create an imprint for the replacement tooth. The colour of my tooth was unique, so I visited Marotta Dental Studio to have it fabricated.\n\nInside the spacious warehouse of Marotta Dental Studio, I observed 50 technicians working on different techniques. One path involves creating porcelain-fused-to-metal teeth, which begins with making gypsum replicas of the jaw and teeth from dental impressions. Technicians must adjust the gypsum's water content to account for temperature and humidity fluctuations.\n\nAnother approach leverages digital scans, computer modeling, and 3D printing using materials such as zirconia and EMAX. Zirconia is more durable for heavy-grinding teeth, while EMAX enhances aesthetics for front teeth. Despite the complexity of these processes, prosthodontists must master materials science to excel in their field.",
  "summary": "Robert P Crease discovers the true extent of materials science in a dental lab The post Get your teeth into the cutting edge of materials science appeared first on Physics World .",
  "key_points": [
    "Dentists need expertise in materials science for dental work.",
    "Marotta Dental Studio uses 50 technicians for various techniques.",
    "Zirconia and EMAX are materials used for durable and aesthetic teeth."
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}