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We present a novel and simple method of stabilizing the laser phase and frequency by polarization spectroscopy of an atomic vapor. In analogy to the Pound-Drever-Hall method, which uses a cavity as a memory of the laser phase, this method…

Atomic Physics · Physics 2012-09-05 Yoshio Torii , Hideyasu Tashiro , Nozomi Ohtsubo , Takatoshi Aoki

We demonstrate that conventional modulated spectroscopy apparatus, used for laser frequency stabilization in many atomic physics laboratories, can be enhanced to provide a wideband lock delivering deep suppression of frequency noise across…

Atomic Physics · Physics 2013-02-20 Vlad Negnevitsky , Lincoln D. Turner

Stable narrow-linewidth light sources play a significant role in many precision optical systems. Electro-optic laser frequency stabilization systems, such as the well-known Pound-Drever-Hall (PDH) technique, have been key components of…

Optics · Physics 2024-03-05 Mohamad Hossein Idjadi , Kwangwoong Kim

Interferometric pump-probe experiments in the extreme ultraviolet (XUV) domain are experimentally very challenging due to the high phase stability required between the XUV pulses. Recently, an efficient phase stabilization scheme was…

We provide a feasible and compact scheme to control and stabilize the spatiotemporal dynamics of BAS lasers. The proposal is based on the ability of non-Hermitian potentials with given local symmetries to manage the flow of light. A local…

Pattern Formation and Solitons · Physics 2020-03-25 Medina Pardell Judith , Herrero Ramon , Botey Muriel , Staliunas Kestutis

We present a laser system with a linewidth and long-term frequency stability at the 50 kHz level. It is based on a Ti:Sapphire laser emitting radiation at 882 nm which is referenced to an atomic transition. For this, the length of an…

We study the effect of noise on the dynamics of passively mode-locked semiconductor lasers both experimentally and theoretically. A method combining analytical and numerical approaches for estimation of pulse timing jitter is proposed. We…

We demonstrate an all-optical method for controlling the transverse motion of ionization injected electron beam, by utilizing the transversely asymmetrical wakefield via adjusting the shape of the laser focal spot. When the laser spot shape…

Continuously and widely tunable lasers actively stabilized on a frequency reference are broadly employed in atomic, molecular and optical (AMO) physics. The frequency-stabilized optical frequency comb (OFC) provides a novel optical…

Atomic Physics · Physics 2024-03-05 Ze-Min Shen , Xiao-Long Zhou , Dong-Yu Huang , Yu-Hao Pan , Li Li , Jian Wang , Chuan-Feng Li , Guang-Can Guo

We have demonstrated a frequency-stabilized tunable 318.6 nm ultraviolet (UV) laser system for the single-photon 6S1/2 - nP (n = 70 ~ 100) Rydberg excitation of cesium atoms. The 637.2 nm laser produced by single-pass sum frequency…

Atomic Physics · Physics 2016-06-27 Jiandong Bai , Jieying Wang , Jun He , Junmin Wang

Focused ion beams are indispensable tools in the semiconductor industry because of their ability to image and modify structures at the nanometer length scale. Here we report on performance predictions of a new type of focused ion beam based…

Accelerator Physics · Physics 2015-01-27 G. ten Haaf , S. H. W. Wouters , S. B. van der Geer , E. J. D. Vredenbregt , P. H. A. Mutsaers

We present the first experimental confirmation of the so-called "self-phaselocked delay interferometry". This laser frequency stabilization technique consists basically in comparing the prompt laser signal with a delayed version of itself…

A unique approach for steady in-phase locking of lasers in an array, regardless of the array geometry, position, orientation, period or size, is presented. The approach relies on the insertion of an intra-cavity Gaussian aperture in the…

We report the relative frequency stabilization of a distributed feedback erbium-doped fiber laser on an optical cavity by serrodyne frequency shifting. A correction bandwidth of 2.3 MHz and a dynamic range of 220 MHz are achieved, which…

We describe the design and implementation of a stable high-power 1064 nm laser system to generate optical lattices for experiments with ultracold quantum gases. The system is based on a low-noise laser amplified by an array of four heavily…

Quantum Gases · Physics 2019-03-27 A. Mazurenko , S. Blatt , F. Huber , M. F. Parsons , C. S. Chiu , G. Ji , D. Greif , M. Greiner

Integrated semiconductor mode-locked lasers have shown promise in many applications and are readily fabricated using generic InP photonic integration platforms. However, the passive waveguides offered in such platforms have relatively high…

The realization of a cavity soliton laser using a vertical-cavity surface-emitting semiconductor gain structure coupled to an external cavity with a frequency-selective element is reported. All-optical control of bistable solitonic emission…

Optics · Physics 2009-11-13 Y. Tanguy , T. Ackemann , W. J. Firth , R. Jaeger

We report on a design of a compact laser system composed of an extended cavity diode laser with high passive stability and a pre-filter Fabri-Perot cavity. The laser is frequency stabilized relative to the cavity using a serrodyne technique…

Quantum Gases · Physics 2015-05-20 Emil Kirilov , Manfred J. Mark , Maximilian Segl , Hanns-Christoph Nägerl

A phase modulated RF current source is applied to an injection locked diode laser operating at $780\unit{nm}$. This produces tunable phase modulated sidebands of the laser suitable for stabilizing the length of an optical transfer cavity…

We demonstrate a self-homodyne detection method to stabilize a continuous-wave 1550-nm laser to a 1-km optical fiber delay line, achieving a frequency instability of 6.3x10<sup>-15</sup> at a 16-ms averaging time. This result, limited by…

Optics · Physics 2025-02-10 Igju Jeon , Woosong Jeong , Changmin Ahn , Jungwon Kim