The phrase 'is encapsulated by' is correct and can be used in written English.
It is used to indicate something that is contained or surrounded by something else. For example, "The main theme of the book is encapsulated by the phrase 'the power of friendship'."
The formation of core-shell structures is followed conventionally by an encapsulation process, where the paramagnetic core is encapsulated by the silica shell layer with embedded organic dyes [9, 10] or quantum dots [11, 12].
Drug loading, defined as the mass fraction of drug in the NPs, and encapsulation efficiency, the fraction of initial drug that is encapsulated by the NPs, are important parameters for NP production.
His view of the world is encapsulated by one word, "Actually..."...
That approach is encapsulated by the proposed Dash tag line: "Simple.
Likewise, Nicki Minaj's exaggerated femininity is encapsulated by "Barbz", a term she says refers to "women and gay boys".
My approach to feminism is encapsulated by this appropriation of John Stuart Mill: Over herself, the individual is sovereign.
This is encapsulated by the fate of the most intellectually and aesthetically valuable treasures the museum collected.
TEM observation reveals that the Co3C core is encapsulated by graphitized carbon layers.
Emily Thornberry's tweet was a grave misjudgment, but her error was informed by widely held prejudice that is encapsulated by the stereotype "white van man".
The revolution in thinking about mental illness in the 1960s, for instance, is encapsulated by some controversial books in a transparent case.
"The idea of purity and innocence versus luxury and decadence and how that is encapsulated by the idea of Dior's garden".
