TY - GEN AU - Kolář,M AU - Gelbwaser-Klimovsky,D AU - Alicki,R AU - Kurizki,G TI - Quantum bath refrigeration towards absolute zero: challenging the unattainability principle SN - 1079-7114 PY - 2012///1128 N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/PhysRevLett.109.090601 ER -