WebNov 22, 2024 · As a novel instrument for measuring absolute gravity, the atom gravimeter has shown high sensitivity and stability in the past three decades. In this work, we report a car-based portable atom gravimeter whose sensitivity is at the level of 1. 9 m G a l / H z (1 Gal = 0.01 m/s 2) both for lab and outdoor measurements.Its resolution can reach 30 … WebCold atom gravimetry uses inertial sensors based on light-pulse atom interferometry in a small form factor to map the gravity field of body to precision equaling what Figure 1. Conceptual stage of a Europa dual would normally require two full spacecraft to exploration architecture achieve.
A car-based portable atom gravimeter and its application in …
WebNov 11, 2016 · A compact gravimeter uses an atom chip to generate a dense cloud of ultracold atoms. The atoms are released and fall down through a series of laser pulses, which produce two interfering pathways. … WebThe influence of the frequency-locking noise of the reference laser on the sensitivity of the atom gravimeter is investigated by changing the temperature of the Rb cell without extra operations. ... Cheng, B.C.B.; Lin, Q.L.Q. Participation in the absolute gravity comparison with a compact cold atom gravimeter. Chin. Opt. Lett. 2024, 17, 011204 ... citizen insurance spring hill fl
Concept study and preliminary design of a cold atom …
WebJan 1, 2016 · In this paper, we report a modular laser system for a gravimeter based on atom interferometry, which enable us to realize high-precision gravity measurements … WebThe performances of these solutions have been validated on our cold-atom gravimeter and atomic clock. ILS laser series: intelligent laser systems. These laser systems offer fast tunability and accurate control of the absolute laser frequency. Tailored solutions with several fiber outputs can be proposed to develop a design adapted to any ... WebMar 29, 2010 · We demonstrate a scheme for realizing a compact cold atom gravimeter. The use of a hollow pyramidal configuration allows to achieve all functions: trapping, interferometer and detection with a … dichotomy brain