query: How can matter be squeezed extremely dense
positive_passages.docid: 143244
positive_passages.text: How can black holes be so dense?
negative_passages.docid: 43141
negative_passages.text: Why is the relationship between atomic number and density not linear?
negative_passages.docid: 102336
negative_passages.text: Size and density of neutron stars
negative_passages.docid: 134172
negative_passages.text: Photons acting as carriers of both attractive and repulsive forces
negative_passages.docid: 65882
negative_passages.text: Largest Mass Diffraction
negative_passages.docid: 467
negative_passages.text: Matter-antimatter asymmetry problem
negative_passages.docid: 54866
negative_passages.text: Fluid filled harmonic oscillator
negative_passages.docid: 74211
negative_passages.text: Protons and Neutrons Overshoot Actual Mass?
negative_passages.docid: 133439
negative_passages.text: Can the weak force create a bound state?
negative_passages.docid: 136086
negative_passages.text: Can light be trapped theoretically?
negative_passages.docid: 55412
negative_passages.text: Macroscopic quantum phenomena and tunneling
negative_passages.docid: 90250
negative_passages.text: Two explanations of non-zero atomic radius
negative_passages.docid: 37317
negative_passages.text: If you have a single atom in a box, what state of matter would it be in?
negative_passages.docid: 86989
negative_passages.text: How does quantization solve the ultraviolet catastrophe?
negative_passages.docid: 121044
negative_passages.text: How can a point-particle have properties?
negative_passages.docid: 41209
negative_passages.text: Does matter with negative mass exist?
negative_passages.docid: 132263
negative_passages.text: Pauli principle for particles very far apart from each other