Skip to search formSkip to main contentSkip to account menu

Ravens colored progressive matrices

Known as: RPM, Raven's Matrices, Raven's Progressive Matrices 
A nonverbal group test typically used in educational settings, consisting of 60 multiple choice questions designed to measure the test-taker's… 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2009
Highly Cited
2009
A microporous metal organic framework structure, Zn(2)(bpdc)(2)(bpee).2DMF (DMF: N,N-dimethylformamide), has been synthesized via… 
Highly Cited
2005
Highly Cited
2005
BACKGROUND A ceramic femoral head is an alternative to a metal femoral head for the bearing surface of total hip arthroplasty… 
Highly Cited
2001
Highly Cited
2001
We report on the four-electron electrocatalytic reduction of oxygen to water at a current density of 5 mA cm and at +0.7 V (NHE… 
Highly Cited
1997
Highly Cited
1997
Following a recent report from our laboratory on a thermostable amperometric H2O2 sensor based on "wiring" soybean peroxidase… 
Highly Cited
1995
Highly Cited
1995
We have examined the effects of rapamycin (RPM) on transplant vasculopathy in long-surviving F344 rat heart allografts… 
Highly Cited
1979
Highly Cited
1979
The product of the recA gene of Escherichia coli has been purified to near-homogeneity by a simple three-step procedure… 
Highly Cited
1968
Highly Cited
1968
Plasma membranes of rat liver were isolated by zonal centrifugation for analysis of lipid classes and fatty acid composition. The… 
Highly Cited
1967
Highly Cited
1967
In recent years several stages in the synthesis of mammalian ribosomes have been resolved. (a) The 45S precursor RNA is…