One-atom lasers

@article{citeulike:1903803, abstract = {One-atom lasers are important because their governing equations can be solved exactly; even with a quantized field. We present a fully quantum-mechanical treatment of one-atom lasers modeled by quantum-optical master equations. These are solved numerically without any significant approximations. We show that laser action is possible with one atom; and that it might be achievable experimentally. Laser action is characterized by the dominance of stimulated emission over spontaneous emission. We use the one-atom laser model to investigate; without approximation; some interesting generic laser phenomena. Under certain conditions lasers produce intensity squeezed light; and then the laser linewidth increases with the pumping rate; in contrast with standard lasers. We also report ‘‘self-quenching’’ behavior: lasers with incoherent pumping out of the lower laser level turn off when the pumping is sufficiently fast because the coherence between the laser levels is destroyed.}, author = {Mu, Yi and Savage, C. M. }, citeulike-article-id = {1903803}, doi = {http://dx.doi.org/10.1103/PhysRevA.46.5944}, journal = {Physical Review A}, keywords = {atom, cavity, cqed, laser}, month = {November}, number = {9}, pages = {5944+}, posted-at = {2007-11-12 19:13:20}, priority = {2}, publisher = {American Physical Society}, title = {One-atom lasers}, url = {http://dx.doi.org/10.1103/PhysRevA.46.5944}, volume = {46}, year = {1992} }

TY - JOUR ID - citeulike:1903803 L3 - citeulike-article-id:1903803 TI - One-atom lasers JF - Physical Review A VL - 46 IS - 9 SP - 5944 PB - American Physical Society N2 - One-atom lasers are important because their governing equations can be solved exactly; even with a quantized field. We present a fully quantum-mechanical treatment of one-atom lasers modeled by quantum-optical master equations. These are solved numerically without any significant approximations. We show that laser action is possible with one atom; and that it might be achievable experimentally. Laser action is characterized by the dominance of stimulated emission over spontaneous emission. We use the one-atom laser model to investigate; without approximation; some interesting generic laser phenomena. Under certain conditions lasers produce intensity squeezed light; and then the laser linewidth increases with the pumping rate; in contrast with standard lasers. We also report ‘‘self-quenching’’ behavior: lasers with incoherent pumping out of the lower laser level turn off when the pumping is sufficiently fast because the coherence between the laser levels is destroyed. KW - atom KW - cavity KW - cqed KW - laser AU - Mu, Yi AU - Savage, CM PY - 1992/11/01/ UR - http://dx.doi.org/10.1103/PhysRevA.46.5944 ER -