A Peltier cooling diamond anvil cell for low-temperature Raman spectroscopic measurements

Naoki Noguchi, Takuo Okuchi

    Research output: Contribution to journalArticlepeer-review

    1 Citation (Scopus)

    Abstract

    A new cooling system using Peltier modules is presented for a low-temperature diamond anvil cell instrument. This cooling system has many advantages: it is vibration-free, low-cost, and compact. It consists of double-stacked Peltier modules and heat sinks, where a cooled ethylene glycol-water mixture flows through a chiller. Current is applied to the Peltier modules by two programmable DC power supplies. Sample temperature can be controlled within the range 210-300 K with a precision of ±0.1 K via a Proportional-Integral-Differential (PID) control loop. A Raman spectroscopic study for the H2O ice VII-VIII transition is shown as an example of an application of the Peltier cooling diamond anvil cell system.

    Original languageEnglish
    Article number125107
    JournalReview of Scientific Instruments
    Volume87
    Issue number12
    DOIs
    Publication statusPublished - Dec 1 2016

    ASJC Scopus subject areas

    • Instrumentation

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