Kim, Moon-Ju Park, Jong-Min Yun, Tae Gyeong Noh, Joo-Yoon Kang, Min-Jung Pyun, Jae-Chul 2024-01-19T17:34:09Z 2024-01-19T17:34:09Z 2021-09-05 2020-04-25 1359-7345 https://pubs.kist.re.kr/handle/201004/118712 It has been challenging to detect small analytes in both positive and negative ion modes using organic matrices in conventional matrix-assisted laser desorption/ionization mass spectrometry (MALDI-MS). Herein, TiO2 nanowires are presented as a solid matrix to form dual ions of analytes regardless of their chemical properties and to demonstrate versatile applicability in LDI-MS. English ROYAL SOC CHEMISTRY SURFACE MATRIX NANOPARTICLES DESORPTION MECHANISM SILICA A TiO2 nanowire photocatalyst for dual-ion production in laser desorption/ionization (LDI) mass spectrometry Article 10.1039/d0cc00866d 1 CHEMICAL COMMUNICATIONS, v.56, no.32, pp.4420 - 4423 CHEMICAL COMMUNICATIONS 56 32 4420 4423 scie scopus 000529215100004 2-s2.0-85083912824 Chemistry, Multidisciplinary Chemistry Article SURFACE MATRIX NANOPARTICLES DESORPTION MECHANISM SILICA LDI-MS TiO2 nanowire Dual-ion production Photocatalyst