The phrase "a database of material" is correct and usable in written English.
You can use it when referring to a structured collection of information or resources, typically stored electronically for easy access and management.
Example: "The research team created a database of material to support their findings and facilitate further studies."
Alternatives: "a repository of resources" or "a collection of data".
Such a database of materials and constructions systematically used in the Greek building sector was developed for use with the simulation program EnergyPlus, which has become quite popular over the last years.
Foxconn's Louis Woo noted that the company now has a database of materials and systems that it can easily address, using its vast wealth of manufacturing experience to build new products.
The need for the electronic environment to support the face-to-face teaching environment for an outcome-based curriculum has been argued by Ross and Davies [ 36], and their solution was to build a database of materials based on the desired outcomes.
YouTube's automated Content ID system scans all uploaded videos against a database of copyrighted material; any overlapping content is flagged.
In this study a database of concrete material properties and observed degradation was combined with climate data projections.
When a DNA profile, which looks like a string of numbers, is obtained, it is compared with a database of matching material gathered from toothbrushes, hairbrushes and other samples provided by family members soon after Sept. 11.
(A spokesperson declined to elaborate on at what point in the process, and how often, humans step in). Through a separate, proprietary system called Content ID, which goes above and beyond current copyright law, YouTube also automatically scans new uploads against a database of copyrighted material, which allows rights-holders to block or monetize matches.
Welsh is only spoken by around a sixth of the population of Wales — or some 562,000 people — but enough of those Welsh speakers are tweeting in Welsh to have allowed the researchers to compile a database of source material to use as a jumping off point for more detailed field research.
PubMed also includes a database of additional material, much of it newly published.
