The Heteronuclear Multiple-Quantum Correlation Experiment: Perspective from Classical Vectors, Nonclassical Vectors, and Product Operators

Table 2

Relation of vector schemes, PO, and NCV diagrams for the HMQC experiment. Red color is employed for proton and blue for carbon.

Sch.	Product Operator terms [37]	Nonclassical vector diagrams [31, 32]
1
2
3
4
5–7
8
9