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Calibration of the pressure dependence of the R 1 ruby fluorescence line to 195 kbar

Piermarini, G. J., Block, S., Barnett, J. D., Forman, R. A.·1975·Journal of Applied Physics

Abstract

The pressure dependence of the R1 ruby fluorescence line has been calibrated at 25 °C against the compression of NaCl. Pressures are determined using the Decker equation of state for NaCl. The dependence is linear to 195 kbar following the equation PNaCl=2.746(Δλ), where P is in kbar and Δλ in Å. The uncertainty in the value of the slope, dp/dλ, expressed in terms of a 95% confidence interval is 2.746±0.014 kbar Å−1. The coefficient of the quadratic term (Δλ)2 is not significantly different from zero; and the quadratic term makes indeed a negligible contribution to the fit. Taking into account the reported uncertainty associated with the Decker equation of state for NaCl, the value of the slope is 2.740±0.016 kbar Å−1 within a 95% confidence interval.

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Metadata

Authors
Piermarini, G. J., Block, S., Barnett, J. D., & Forman, R. A.
Venue
Journal of Applied Physics
Published
1975-06-01
Volume
46
Issue
6
Pages
2774-2780
ISSN
  • 0021-8979 (ISSN-L)
  • 1089-7550
OpenAlex
W1969749365
Cited by
2,038
References
0
FWCI
21.48
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Calibration of the pressure dependence of the R 1 ruby fluorescence line to 195 kbar. https://app.cochat.ai/papers/10.1063/1.321957
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Piermarini, G. J., Block, S., Barnett, J. D., & Forman, R. A. (1975). Calibration of the pressure dependence of the R 1 ruby fluorescence line to 195 kbar. Journal of Applied Physics. https://doi.org/10.1063/1.321957

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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