idw – Informationsdienst Wissenschaft
Nachrichten, Termine, Experten
Nachrichten, Termine, Experten
a) Berechnetes Spektrum des kosmischen Mikrowellenhintergrunds für eine Lebensdauer des Photons von 1 Stunde (blau), 1 Tag (grün) und unendlich (schwarz). b) Differenz der Messdaten des COBE-Satelliten (dunkelblau) zum Fall unendlicher Lebensdauer (schwarze Nulllinie). Der rot schattierte Bereich ist die mit den Messdaten innerhalb der Fehlergrenzen mit 95% Wahrscheinlichkeit noch verträgliche Lebensdauer von mindestens 3 Jahren (rote Kurve). Für die Masse des Photons wurde die beste bekannte Obergrenze von 2∙10–54 kg angenommen.
Grafik: MPIK
(152 KB, 1134 x 1512 pixels)
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