The phrase "allows a connection between" is correct and usable in written English.
It can be used when describing the capability of something to facilitate a link or relationship between two or more entities or concepts.
Example: "The new software allows a connection between different databases, enabling seamless data sharing."
Alternatives: "facilitates a link between" or "enables a relationship between".
The correspondence between the quantum walk dynamics and these numerical schemes is given explicitly, allowing a connection between quantum computations, numerical analysis and lattice Boltzmann methods.
Plans to build a direct interchange between the Pennsylvania Turnpike and I-95 in Bristol Township to allow a connection between the portions of I-95 in Pennsylvania and along the New Jersey Turnpike were first proposed in 1978.
The following year, a bill was jointly presented by the Met and GNR with amended plans that would have also allowed a connection between the GN&CR and GNR at Finsbury Park.
This existing patient web-portal allows for a connection between health care practitioner and the patients, and allows patients to track their laboratory results as well as read personalized educational T2DM information online [ 29].
Polymer phenomenology allows a direct connection between probe diffusion and environment for concentrated large mobile obstacles, although its exact connection to the mathematical theory of diffusion remains incomplete.
One of the more interesting new additions is Eventjoy's embrace of the mobile messaging trend, as the app now allows a direct connection between the event goer and the organizer.
Our B-modeling of diffuse scattering allows a closer connection between haze and both physical and physiological quantities, while yielding the same quantification of haze as the standard method.
Gnutella allows a direct connection between multiple personal computers in lieu of a single server, so that tracking down and eliminating the "source" of files is much more difficult.
Our system is more similar to that used by AphidBase, which also allows a direct connection between the Apollo client and the Chado PostgreSQL database [ 32].
