| 摘要 |
To provide a detecting element which is applicable to a detecting device which can improve sensitivity of the detecting device detecting a target substance utilizing plasmon resonance. A detecting element used for a detecting device for detecting a target substance in a sample by utilizing plasmon resonance, wherein it comprises a substrate and a plurality of metal members provided on the substrate, said metal member constituting a columnar structure and said columnar structure being oriented in a long axis direction thereof is provided. According this, the detecting element applicable to the detecting device which can improve sensitivity of the detecting device for detecting a target substance utilizing plasmon resonance.
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