Shannon O'Donnel: 5:00am, December 27th, 2000. I'm in the great state of...Indiana, I think. I saw the world's largest ball of string this morning and the world's largest beefsteak tomato this afternoon. It was the size of a Volkswagen. The string, not the tomato.
When the Doctor begins to "fade" in the transporter room his mobile emitter fades with him. Since it's made of solid matter and is not a hologram, this shouldn't be possible.