IDNLearn.com provides a user-friendly platform for finding and sharing accurate answers. Ask your questions and receive reliable and comprehensive answers from our dedicated community of professionals.

"Bose-Einstein Condensates" (BECs) are:
a) States of matter formed at extremely low temperatures where a group of atoms occupies the same quantum state, exhibiting macroscopic quantum phenomena.
b) High-energy states of matter found in neutron stars.
c) Superconducting materials that exhibit zero electrical resistance.
d) Gases of non-interacting fermions at low temperatures.