query: Can massless particles emit radiation?
positive_passages.docid: 13251
positive_passages.text: Does a photon in vacuum have a rest frame?
negative_passages.docid: 98902
negative_passages.text: How can particles be emitted from particles?
negative_passages.docid: 48467
negative_passages.text: How can a proton be converted to a neutron via positron emission and yet gain mass?
negative_passages.docid: 81880
negative_passages.text: How can a photon have no mass and still travel at the speed of light?
negative_passages.docid: 278
negative_passages.text: How can a neutron star radiate when it is neutral?
negative_passages.docid: 26670
negative_passages.text: Explain how (or if) a box full of photons would weigh more due to massless photons
negative_passages.docid: 151221
negative_passages.text: Does a cooling object lose mass as it radiates?
negative_passages.docid: 42765
negative_passages.text: Stimulated emission and No cloning theorem
negative_passages.docid: 37345
negative_passages.text: Why can't massless particle exceed speed of light?
negative_passages.docid: 90122
negative_passages.text: Is there experimental evidence that massless particles such as photons attract massive objects?
negative_passages.docid: 115378
negative_passages.text: Is it possible to generate electric energy from the radiation of radioactive materials
negative_passages.docid: 62715
negative_passages.text: How much does electromagnetic radiation contribute to dark matter?
negative_passages.docid: 69983
negative_passages.text: Photon energy - momentum in matter
negative_passages.docid: 81190
negative_passages.text: Why does the blackbody radiate even at thermal equilibrium?
negative_passages.docid: 98458
negative_passages.text: Radiation emission and absorption
negative_passages.docid: 12422
negative_passages.text: Derivation of $E=pc$ for a massless particle?
negative_passages.docid: 157882
negative_passages.text: Why are gluons believed to be massless?