The phrase "and concentration in a" is not complete and lacks context, making it difficult to determine its correctness in written English.
It could be used in contexts discussing focus or attention within a specific area or subject, but it needs additional information to be fully clear.
Example: "The study emphasizes the importance of focus and concentration in a learning environment."
Alternatives: "and focus in a" or "and attention in a".
On Saturday, however, Taibi let in a goal which raised immediate doubts about his consistency and concentration in a position where those qualities are vital.
Twice weekly intake of farmed Atlantic salmon portions influences lipoprotein particle size and concentration in a manner associated with cardiovascular disease risk reduction.
The water molecule is often selected as a probe of its environment to retrieve distributions of temperature and concentration in a hot gas by emission spectroscopy.
Laser measurements of local velocity and concentration in a swirling-jet-stirred tubular reactor under turbulent regime provide a complete analysis of hydrodynamics and mixing processes.
His discipline and concentration in a wide points victory over the former world champion Luis Collazo on his debut at 10st 7lb were so far removed from his wild and vulnerable days as a light-welterweight as to make him almost unrecognisable.
Numerical modelling shows that the tracer peak breakthrough time and concentration in a DFTT is sensitive to the magnitude of the permeability contrast (defined as the permeability of the layer over the permeability of the bulk media) between values of 0.01 20.
An evaluation of the proposed method indicates its potential to estimate particle count, location, and concentration in an efficient and reliable manner.
The EMF represents the functional relationship between potential and concentration in an open circuit and in steady state.
The hydrophobic effect is a well-recognized driving force for assemblage and concentration in an aqueous medium.
Sensitivity analysis is a powerful method for systematically determining which rate constants and concentrations in a model have significant influence on the overall behavior of the model.
Discrepancy between antibody function and antibody concentration in a clinical setting has been reported [ 6].
