碎片离子 meaning in English

fragment ions

According to the exact masses and corresponding elemental compositions of molecular ion and eight characteristic ions , a possible fragmentation pathway of the ferulic acid molecule was proposed , by which the molecular structure was confirmed
根据质谱提供的分子离子和8个特征碎片离子的精确质量和相应的元素组成，提出了阿魏酸分子的裂解途径，结合谱图检索，从而确认该分子的结构。
( 3 ) the possible mechanism of dissociation / ionization is analyzed . it can be concleded that the main dissociation channel is resonant photoionization of parent molecule followed by photodissociation of parent ion and the further photodissociation or photoionization of the fragments
( 4 )分析结果表明二硫化碳分子的主要解离通道为:二硫化碳分子( 2 + l )咫mpi ，然后解离为碎片离子或中性碎片，解离碎片进一步解离或电离。