The phrase "activity of this type" is correct and usable in written English.
It can be used to refer to a specific category or kind of activity being discussed or analyzed.
Example: "We have seen a significant increase in the activity of this type over the past year, indicating a growing interest in environmental conservation."
Alternatives: "this kind of activity" or "such an activity".
Communal activity of this type had important social implications.
Cerium promotes the catalytic activity of this type of solids.
For an activity of this type to be successful it is important that the research community participate and offer critical input.
Structure activity relationship analysis suggested that the molecular size of acyl moieties at C-4 and C-9 position might have an effect on the activity of this type of coniferol derivatives.
More importantly, the preliminary evaluation on the cytotoxic activity of this type of new 4-aza-podophyllotoxin analogs has resulted in the finding of several compounds with potent and efficacious cytotoxicity to three carcinoma cell lines M14, MCF7 and SW1116.
The complete non-cytosolic fraction and the 50-kDa filtrate both showed high phosphatase activity (data not shown), but no activity of this type was detected in the final filtrate (<30 kDa).
The higher reactivity of the NPs probably leads to a faster release of metallic ions leading to an enhancement of the antibacterial activity for this type of nanostructure.
Our group has conducted previous data collection activities of this type, the data of which can be found in [18].
The systematic examination of transgenic promoter activities of this type nsLTPs also evidenced a broad expression profile during the entirety of the plant life cycle.
Bauer and Kulke's (2004) work suggests we should not assume that pedagogic activities of this type always have a negative impact in conversation.
Activities of this type provide obvious practical benefits, but also should also serve to reinforce efficacy beliefs as well as allowing older adults to better emotionally adapt to cessation.
