Quantum gravity is a branch of theoretical physics that describes the gravitational force according to the quantum mechanics. This theory which is unification of general relativity and quantum mechanics is sometimes known as theory of everything. Quantum gravity articles are devoted to the review of progress in that field during a preceding period often through the means of its publishing review articles. The top journals are peer reviewed scholarly journals. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI. The top on-line publishing journals post articles which can be referred to as references by way of many authors of their work. Citations are essential for a magazine to get effect factor. Impact aspect is a measure reflecting the common variety of citations to latest articles posted within the journal. The effect of the journal is influenced through effect component, the journals with excessive impact aspect are taken into consideration greater important than the ones with decrease ones. Indexing offers smooth access of the article on line. The global journals are among the pleasant open get right of entry to journals inside the world, set out to publish the maximum comprehensive, applicable and reliable statistics primarily based at the current research and improvement on loads of subjects. This information may be posted in our peer reviewed magazine with impact elements and are calculated the usage of citations not handiest from research articles however additionally evaluate articles (which tend to receive extra citations), editorials, letters, assembly abstracts, brief communications, and case reports. The inclusion of these guides provides the opportunity for editors and publishers to control the ratio used to calculate the impact element and try to growth their quantity rapidly. Impact factor plays a prime position for the particular journal.