Atomic magnetometer with microfabricated vapor cells based on coherent population trapping* * Project supported by the National Natural Science Foundation of China (Grant No. 61473166).
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abc2b9
Abstract: An atomic magnetometer based on coherent population trapping (CPT) resonances in microfabricated vapor cells is demonstrated. Fabricated by the micro-electro-mechanical-system (MEMS) technology, the cells are filled with Rb and Ne at a controlled pressure. An… read more here.
Keywords: vapor cells; based coherent; magnetometer; microfabricated vapor ... See more keywords
Light-Induced Atomic Desorption in Microfabricated Vapor Cells for Demonstrating Quantum Optical Applications
Sign Up to like & getrecommendations! Published in 2021 at "Physical review applied"
DOI: 10.1103/physrevapplied.15.l051001
Abstract: In the quest to employ miniaturized atomic vapor cells for quantum applications, unfortunately such a short optical path is insufficient to obtain a decent signal that can be used to lock a laser. Heating up… read more here.
Keywords: atomic desorption; vapor cells; light induced; induced atomic ... See more keywords
Influence of Buffer-Gas Pressure Inside Micro Alkali Vapor Cells on the Performance of Chip-Scale SERF Magnetometers
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Components, Packaging and Manufacturing Technology"
DOI: 10.1109/tcpmt.2017.2773509
Abstract: Spin-exchange-relaxation-free (SERF) optical atomic magnetometers are facing the challenges of dramatic decrease of sensitivity when the alkali vapor cells become small. This paper focuses on the sensitivity improvement of the chip-scale atomic magnetometer (CSAM) by… read more here.
Keywords: buffer gas; vapor; alkali vapor; vapor cells ... See more keywords
Laser-written vapor cells for chip-scale atomic sensing and spectroscopy.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.469296
Abstract: We report the fabrication of alkali-metal vapor cells using femtosecond laser machining. This laser-written vapor-cell (LWVC) technology allows arbitrarily-shaped 3D interior volumes and has potential for integration with photonic structures and optical components. We use… read more here.
Keywords: laser written; written vapor; spectroscopy; vapor cells ... See more keywords
Better magneto-optical filters with cascaded vapor cells.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.459291
Abstract: Single-cell magneto-optical Faraday filters find great utility and are realized with either "wing" or "line center" spectral profiles. We show that cascading a second cell with independent axial (Faraday) or transverse (Voigt) magnetic field leads… read more here.
Keywords: magneto optical; vapor cells; better magneto; filters cascaded ... See more keywords
Wafer-Level Filling of MEMS Vapor Cells Based on Chemical Reaction and Evaporation
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13020217
Abstract: Micro-electro-mechanical system (MEMS) vapor cells are key components for sensors such as chip-scale atomic clocks (CSACs) and magnetometers (CSAMs). Many approaches have been proposed to fabricate MEMS vapor cells. In this article, we propose a… read more here.
Keywords: filling mems; mems vapor; wafer level; chemical reaction ... See more keywords