Electromagnetically induced transparency controlled by a microwave field (2009)
Li, Hebin, Sautenkov, Vladimir A., Rostovtsev, Yuri V., Welch, George R., Hemmer, Philip R., Scully, Marlan O.
We have experimentally studied propagation of two optical fields in a dense rubidium (Rb) vapor in the case when an additional microwave field is coupled to the hyperfine levels of Rb atoms. The Rb...
Vapor pressure dependence of spectral width of EIT in Lambda-level cesium molecular system (2009)
Chen, Hui, Li, Hebin, Rostovtsev, Yuri V., Gubin, Mikhail A., Sautenkov, Vladimir A., Scully, Marlan O.
We have studied electromagnetically induced transparency (EIT) in diatomic cesium molecules in a vapor cell by using tunable diode lasers. We have observed a sub-natural Lambda-resonance in an...
Excitation dependence of resonance line self-broadening at different atomic densities (2008)
Li, Hebin, Sautenkov, Vladimir A., Rostovtsev, Yuri V., Scully, Marlan O.
We study the dipole-dipole spectral broadening of a resonance line at high atomic densities when the self-broadening dominates. The selective reflection spectrum of a weak probe beam from the...
Observation of narrow Autler-Townes components in the resonant response of a dense atomic gas (2008)
Sautenkov, Vladimir A., Rostovtsev, Yuri V., Eliel, Eric R.
We have experimentally studied the reflection of a weak probe beam from a dense atomic potassium vapor in the presence of a strong laser field tuned to the atomic resonance transition. We have...
Atomic noise spectra in nonlinear magneto-optical rotation in a rubidium vapor (2008)
Li, Hebin, Sautenkov, Vladimir A., Varzhapetyan, Tigran S., Rostovtsev, Yuri V., Scully, Marlan O.
We have studied the noise spectra in a nonlinear magneto-optical rotation experiment in a rubidium vapor. We observed the reduction of noise in the intensity difference of two orthogonally polarized...
Intensity correlations in resonance nonlinear magneto-optical rotation (2008)
Varzhapetyan, Tigran S., Li, Hebin, Ariunbold, Gombojav O., Sautenkov, Vladimir A., Rostovtsev, Yuri V., Scully, Marlan O.
We have studied the intensity correlations between two orthogonally linearly polarized components of a laser field propagating through a resonant atomic medium. These experiments have been performed...
Optical imaging beyond the diffraction limit via dark states (2008)
Li, Hebin, Sautenkov, Vladimir A., Kash, Michael M., Sokolov, Alexei V., Welch, George R., Rostovtsev, Yuri V., ...
We study the possibility of creating spatial patterns having subwavelength size by using the so-called dark states formed by the interaction between atoms and optical fields. These optical fields...
Ultra-dispersive adaptive prism (2007)
Sautenkov, Vladimir A., Li, Hebin, Rostovtsev, Yuri V., Scully, Marlan O.
We have experimentally demonstrated an ultra-dispersive optical prism made from coherently driven Rb atomic vapor. The prism possesses spectral angular dispersion that is six orders of magnitude...
Intensity correlation and anticorrelations in coherently prepared atomic vapor (2006)
Ariunbold, Gombojav O., Sautenkov, Vladimir A., Rostovtsev, Yuri V., Scully, Marlan O.
Motivated by the recent experiment [V.A. Sautenkov, Yu.V. Rostovtsev, and M.O. Scully, Phys. Rev. A 72, 065801 (2005)], we develop a theoretical model in which the field intensity fluctuations...
Femtosecond CARS of methanol-water mixtures (2006)
Pestov,Dmitry, Zhi,Miaochan, Sariyanni,Zoe-Elisabeth, Kalugin,Nikolai G., Kolomenskii,Alexander, Murawski,Robert, ...
Femtosecond CARS of methanol-water mixtures (2006)
Pestov, Dmitry, Zhi, Miaochan, Sariyanni, Zoe-Elisabeth, Kalugin, Nikolai G., Kolomenskii, Alexander, Murawski, Robert, ...
Visible and UV coherent Raman spectroscopy of dipicolinic acid (2005)
Pestov,Dmitry, Zhi,Miaochan, Sariyanni,Zoe-Elisabeth, Kalugin,Nikolai G., Kolomenskii,Alexandre A., Murawski,Robert, ...
Observation of coherent anti-Stokes Raman scattering in the phase-mismatched direction (2005)
Hanna,Sherif F, Wang,Lei, Sariyanni,Zoe-Elisabeth, Kalugin,Nikolai G., Lucht,Robert P., Sautenkov,Vladimir A., ...
From EIT photon correlations to Raman anti-correlations in coherently prepared Rb vapor (2005)
Sautenkov, Vladimir A., Rostovtsev, Yuri V., Scully, Marlan O.
We have experimentally observed switching between photon-photon correlations (bunching) and anti-correlations (anti-bunching) between two orthogonally polarized laser beams in an EIT configuration in...
Spectral Narrowing via Quantum Coherence (2005)
Mikhailov, Eugeniy E., Sautenkov, Vladimir A., Rostovtsev, Yuri V., Zhang, Aihua, Zubairy, M. Suhail, Scully, Marlan O., ...
We have studied the transmission of an optically thick Rb vapor that is illuminated by monochromatic and noise broaden laser fields in Lambda configuration. The spectral width of the beat signal...
Observation of coherent anti-Stokes Raman scattering in the phase-mismatched direction (2005)
Hanna, Sherif F, Wang, Lei, Sariyanni, Zoe-Elisabeth, Kalugin, Nikolai G., Lucht, Robert P., Sautenkov, Vladimir A., ...
Visible and UV coherent Raman spectroscopy of dipicolinic acid (2005)
Pestov, Dmitry, Zhi, Miaochan, Sariyanni, Zoe-Elisabeth, Kalugin, Nikolai G., Kolomenskii, Alexandre A., Murawski, Robert, ...
Mikhailov, Eugeniy E., Sautenkov, Vladimir A., Novikova, Irina, Welch, George R.
We experimentally study the group time delay for a light pulse propagating through hot Rb vapor in the presence of a strong coupling field in a $\Lambda$ configuration. We demonstrate that the...
Absorption resonance and large negative delay in Rb vapor with buffer gas (2003)
Mikhailov, Eugeniy E., Sautenkov, Vladimir A., Rostovtsev, Yuri V., Welch, George R.
We observe a narrow, isolated, two-photon absorption resonance in Rb for large one-photon detuning in the presence of a buffer gas. In the absence of buffer gas, a standard Lambda configuration of...
Ultra-Slow Light and Enhanced Nonlinear Optical Effects in a Coherently Driven Hot Atomic Gas (1999)
Kash, Michael M., Sautenkov, Vladimir A., Zibrov, Alexander S., Hollberg, L., Welch, George R., Lukin, Mikhail D., ...
We report the observation of small group velocities of order 90 meters per second, and large group delays of greater than 0.26 ms, in an optically dense hot rubidium gas (~360 K). Media of this kind...
Visible and UV coherent Raman spectroscopy of dipicolinic acid
Pestov, Dmitry, Zhi, Miaochan, Sariyanni, Zoe-Elizabeth, Kalugin, Nikolai G., Kolomenskii, Alexandre A., Murawski, Robert, ...
We use time-resolved coherent Raman spectroscopy to obtain molecule-specific signals from dipicolinic acid (DPA), which is a marker molecule for bacterial spores. We use femtosecond laser pulses in...
Visible and UV coherent Raman spectroscopy of dipicolinic acid
Pestov, Dmitry, Zhi, Miaochan, Sariyanni, Zoe-Elizabeth, Kalugin, Nikolai G., Kolomenskii, Alexandre A., Murawski, Robert, ...
We use time-resolved coherent Raman spectroscopy to obtain molecule-specific signals from dipicolinic acid (DPA), which is a marker molecule for bacterial spores. We use femtosecond laser pulses in...
Single-shot detection of bacterial endospores via coherent Raman spectroscopy
Pestov, Dmitry, Wang, Xi, Ariunbold, Gombojav O., Murawski, Robert K., Sautenkov, Vladimir A., Dogariu, Arthur, ...
Recent advances in coherent Raman spectroscopy hold exciting promise for many potential applications. For example, a technique, mitigating the nonresonant four-wave-mixing noise while maximizing the...