The phrase "a unique data base of" is correct and usable in written English.
It can be used when referring to a distinct collection of information or records that is organized for easy access and retrieval.
Example: "Our research team has developed a unique data base of climate change studies that will aid in future analyses."
Alternatives: "an exclusive repository of" or "a distinctive collection of".
Established in the wake of world food crisis of the early 1970's, the GIEWS maintains a unique data base on all aspects of food supply and demand for every country of the world.
The measurements of vertical ion velocity from the first Republic of China Satellite (ROCSAT-1) provide a unique data base for the development of possible relationship between vertical E × B drifts and ground based magnetometer observation.
This study provides unique data based on the Longitudinal Health Insurance Database (LHID).
Using a unique data set based on the health records of all children born in New Jersey between 2006 and 2010, we show that when we split the data by whether or not children live in a "black" zip code, this racial difference in the incidence of asthma among LBW children entirely disappears.
Based on a unique data set of German EMAS-validated facilities, this paper investigates the effects of different characteristics of EMAS on technical environmental innovations and economic performance.
Based on a unique data set of 909 defaulted customers in Germany, whose loans were originally made by 123 different banks, our study shows that the collateralization of a loan is the major driver of the recovery rate for retail and commercial customers in Germany; this confirms earlier research on recovery rates.
Based on a unique data set of 909 defaulted retail and commercial (self-employed and SMEs) credit customers in Germany, whose original loans were made by 123 different banks, our article confirms a significant positive influence of collateral, and of amicable agreements between the debtor and the bank (redemption), on the recovery rate [1 − loss given default (LGD)].
Based on a unique data set of culture-confirmed initial and repeat episodes of early Lyme in antibiotic-treated patients with erythema migrans, two conclusions were made.
Based on a unique data set consisting of publicly held high technology firms, the empirical evidence suggests that, in fact, firm performance is not influenced by the type of university.
The first step was the construction of a data base of unique transcripts clustering all publicly available mRNA sequences and >50,000 expressed sequence tags (ESTs) originating from a medium-scale EST sequencing project, which had been recently completed, within the framework of the Network of Excellence Marine Genomics Europe.
