Nuclear magnetic resonance (NMR) spectroscopy is a technique that detects the chemical environment of atomic nuclei by the absorption of radio-frequency electromagnetic radiation when in the ...

Department of Chemistry, Capital Normal University, Hai-Dian District, Beijing 100048, China Beijing National Laboratory for Molecular Sciences, Key Laboratory of Polymer Chemistry and Physics of ...

Department of Chemistry, The University of Western Ontario, London, Ontario N6A 5B7, Canada ...

深圳市纽福斯科技有限公司成立于2008年，专注气体环境监测领域近十载，是集研发、生产、销售、ji shu服务、系统为一体的高科技企业；公司主营产品有：臭氧检测仪、甲醛检测仪、硫化氢检测仪、氨气检测仪、氧气检测仪等426种气体检测仪，广泛应用于矿用 ...

Nomura Holdings, Inc. operates as a holding company which provides the investment and financial services. It operates through the following segments: Retail, Investment Management Division ...