Two papers on filter-free fluorescent sensors have been published online.

Two papers on filter-free fluorescent sensors have been published online.

1.　Title: Detection system for Legionella bacteria using photogate-type optical sensor
Authors: Yuto Honda, Ryosuke Ichikawa, Yong Joon Choi, Kensuke Murakami, Kazuhiro Takahashi,Toshihiko Noda, Kazuaki Sawada, Hiromu Ishii, Katsuyuki Machida, Hiroyuki Ito
Journal : Japanese Journal of Applied Physics, Vol.61, NumberSD1010
Publication Date : Apr. 1, 2022
DOI : 10.35848/1347-4065/ac5a25

2.　Title : Proposal of leaf chlorophyll content and its a/b ratio measurement method using a filter-free multiple wavelength sensor
Author(s): Yong-Joon Choi , Nobuhiro Watanabe, Kazuhiro Takahashi , Seitaro Toda, Kotaro Takayama,Toshihiko Noda, and Kazuaki Sawada
Journal : Japanese Journal of Applied Physics, Vol.61, NumberSD1041
Publication Date : May 27, 2022
DOI : 10.35848/1347-4065/ac6387