Stéphane Guérandel
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View article: Ramsey CPT Signal Generation with a Miniature Clock Bench and a Dual-Frequency Optical Generator
Ramsey CPT Signal Generation with a Miniature Clock Bench and a Dual-Frequency Optical Generator Open
We demonstrate, for the first time, Ramsey CPT spectroscopy with a miniature electro-optical bench associated to a dual-frequency generator based on combined optical injection locking and optical phase locking techniques Preliminary result…
View article: Ramsey CPT Signal Generation with a Miniature Clock Bench and a Dual-Frequency Optical Generator
Ramsey CPT Signal Generation with a Miniature Clock Bench and a Dual-Frequency Optical Generator Open
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View article: An innovative laser bench for a high performance compact cesium CPT clock
An innovative laser bench for a high performance compact cesium CPT clock Open
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View article: Laser power stabilization of a compact dual-frequency VECSEL for a cesium clock optical bench
Laser power stabilization of a compact dual-frequency VECSEL for a cesium clock optical bench Open
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View article: Progress on a Highly Compact Cesium CPT Clock Based on a Dual-Frequency VECSEL
Progress on a Highly Compact Cesium CPT Clock Based on a Dual-Frequency VECSEL Open
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View article: Studies on the mid-term effects of the double-modulation CPT clock
Studies on the mid-term effects of the double-modulation CPT clock Open
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View article: High-performance coherent population trapping atomic clock with direct-modulation distributed Bragg reflector laser
High-performance coherent population trapping atomic clock with direct-modulation distributed Bragg reflector laser Open
The coherent population trapping (CPT) atomic clock is very promising for use in next-generation spaceborne applications owing to its compactness and high performance. In this paper, we propose and implement a CPT atomic clock based on the…
View article: Power stabilization of a diode laser with an acousto-optic modulator
Power stabilization of a diode laser with an acousto-optic modulator Open
Laser power fluctuations can significantly reduce the device performances in various applications. High frequency fluctuations impact the signal-to-noise ratio, while slow variations can reduce the device repeatability or accuracy. Here we…
View article: Double-Modulation Coherent Population Trapping Clock
Double-Modulation Coherent Population Trapping Clock Open
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View article: Symmetric autobalanced Ramsey interrogation for high-performance coherent-population-trapping vapor-cell atomic clock
Symmetric autobalanced Ramsey interrogation for high-performance coherent-population-trapping vapor-cell atomic clock Open
We report a high-performance pulsed coherent population trapping (CPT) Cs cell atomic clock using the implementation of a symmetric auto-balanced Ramsey (SABR) interrogation sequence. The latter method is found to reduce the light-power in…
View article: Toward a High-Stability Coherent Population Trapping Cs Vapor-Cell Atomic Clock Using Autobalanced Ramsey Spectroscopy
Toward a High-Stability Coherent Population Trapping Cs Vapor-Cell Atomic Clock Using Autobalanced Ramsey Spectroscopy Open
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View article: A CPT-based Cs cell clock using the auto-balanced Ramsey interrogation protocol
A CPT-based Cs cell clock using the auto-balanced Ramsey interrogation protocol Open
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View article: A compact coherent population trapping clock with a short-term fractional frequency stability of 4.2 x 10-13 τ-1/2
A compact coherent population trapping clock with a short-term fractional frequency stability of 4.2 x 10-13 τ-1/2 Open
Based on the constructive polarization modulation coherent population trapping, we demonstrated a cw mode CPT clock with a short-term fractional frequency stability at the level of 4.2 x 10-13 ?-1/2 up to the averaging time of 100 seconds.…
View article: Engineering model of the optical space CS clock
Engineering model of the optical space CS clock Open
Thales Electron Devices and OEI Opto AG (subsidiary of RUAG AG) currently develop the engineering model of the Optical Space Cs Clock (OSCC) in the framework of an ESA/CNES project. Recent progress of the project is reported. Emphasis is p…
View article: A high-performance cell-based microwave clock using push-pull optical pumping
A high-performance cell-based microwave clock using push-pull optical pumping Open
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View article: A high-performance Raman-Ramsey Cs vapor cell atomic clock
A high-performance Raman-Ramsey Cs vapor cell atomic clock Open
We demonstrate a high-performance coherent-population-trapping (CPT) Cs vapor cell atomic clock using the push-pull optical pumping technique in the pulsed regime, allowing the detection of high-contrast and narrow Ramsey-CPT fringes. The …
View article: A CPT-based Cs vapor cell atomic clock with a short-term fractional frequency stability of 3 x 10<sup>-13</sup>τ<sup>-1/2</sup>
A CPT-based Cs vapor cell atomic clock with a short-term fractional frequency stability of 3 x 10<sup>-13</sup>τ<sup>-1/2</sup> Open
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View article: Double-modulation CPT cesium compact clock
Double-modulation CPT cesium compact clock Open
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View article: Atomic clock using coherent population trapping in a cesium cell: frequency stability and limitations
Atomic clock using coherent population trapping in a cesium cell: frequency stability and limitations Open
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View article: Characterization of Cs vapor cell coated with octadecyltrichlorosilane using coherent population trapping spectroscopy
Characterization of Cs vapor cell coated with octadecyltrichlorosilane using coherent population trapping spectroscopy Open
We report the realization and characterization using coherent population trapping (CPT) spectroscopy of an octadecyltrichlorosilane (OTS)-coated centimeter-scale Cs vapor cell. The dual-structure of the resonance lineshape, with presence o…
View article: Characterization of Cs vapor cell coated with octadecyltrichlorosilane using coherent population trapping spectroscopy
Characterization of Cs vapor cell coated with octadecyltrichlorosilane using coherent population trapping spectroscopy Open
We report the realization and characterization using coherent population trapping (CPT) spectroscopy of an octadecyltrichlorosilane (OTS)-coated centimeter-scale Cs vapor cell. The dual-structure of the resonance lineshape, with presence o…
View article: Evaluation of the noise properties of a dual-frequency VECSEL for compact Cs atomic clocks
Evaluation of the noise properties of a dual-frequency VECSEL for compact Cs atomic clocks Open
We evaluate a dual-frequency and dual-polarization optically-pumped semiconductor laser emitting at 852 nm as a new laser source for compact atomic clocks based on the coherent population trapping (CPT) technique.The frequency difference b…
View article: Dual-frequency VECSEL for atomic clocks using coherent population trapping
Dual-frequency VECSEL for atomic clocks using coherent population trapping Open
Workshop on Laser Diodes for Space Applications, Nov 2015, Palaiseau, France