Browse all topics
TurbulenceMotion characterized by chaotic changes in pressure and flow velocity
112.1K papers•2.7M citations
DementiaLong-term brain disorders causing impaired memory, thinking and behavior
72.2K papers•2.7M citations
PolymerSubstance composed of macromolecules with repeating structural units
131.4K papers•2.6M citations
Endothelial stem cellStem cell in bone marrow that gives rise to endothelial cells
44.1K papers•2.6M citations
Mortality rateMeasure of the number of deaths in a population from a given cause, scaled by population, in a set period of time
53.1K papers•2.6M citations
Psychological intervention
82.6K papers•2.6M citations
EstimatorRule for calculating an estimate of a given quantity based on observed data
97.3K papers•2.6M citations
Binding siteMolecule-specific coordinate bonding area in biological systems
48.1K papers•2.5M citations
Ascorbic acid
93.5K papers•2.5M citations
Endoplasmic reticulumCell organelle that synthesizes, folds and processes proteins
48.3K papers•2.4M citations
DNA damage
47K papers•2.4M citations
Magnetic fieldSpatial distribution of vectors allowing the calculation of the magnetic force on a test particle
167.5K papers•2.3M citations
ElectrodeElectrical conductor used to make contact with nonmetallic parts of a circuit
226K papers•2.3M citations
Promoter
46.6K papers•2.3M citations
ElectrolyteIonic solids whose dissociation in water free up ions carrying the electrical current in solution
124.6K papers•2.3M citations
DopamineOrganic chemical that functions both as a hormone and a neurotransmitter
45.7K papers•2.2M citations
Teaching methodPrinciples and methods used by teachers to enable student learning
108K papers•2.2M citations
Coronary artery diseaseDisease characterized by plaque building up in the arteries of the heart
77.6K papers•2.2M citations
Network packetFormatted unit of data carried by a packet-switched network
159.7K papers•2.2M citations
Excited stateQuantum states with more energy than the lowest possible amount
102.2K papers•2.2M citations
Species richnessVariety of species in an ecological community, landscape or region
61.6K papers•2.1M citations
Incidence (epidemiology)Measure of the probability of occurrence of a given medical condition in a population within a specified period of time
56K papers•2.1M citations
Wireless networkAny network at least partly not connected by physical cables of any kind
122.5K papers•2.1M citations
Density functional theoryComputational quantum mechanical modelling method to investigate the electronic structure
66.1K papers•2.1M citations
Feature extraction
111.8K papers•2.1M citations
Photocatalysis
67K papers•2.1M citations
AnodeElectrode through which conventional current flows into a polarized electrical device
139.4K papers•2.1M citations
Optimization problemSeries of issues that lead to mathematical ways of finding the best solution
96.4K papers•2.1M citations
Ultimate tensile strengthMaximum stress withstood by stretched material before breaking
129.2K papers•2.1M citations
Growth factorProtein or other substance that stimulates cellular proliferation
34.3K papers•2.1M citations
Service (business)
172.1K papers•2M citations
Acquired immunodeficiency syndrome (AIDS)
75.5K papers•2M citations
Mesenchymal stem cellMultipotent, non-hematopoietic adult stem cells present in multiple tissues
53.6K papers•2M citations
Antigen-presenting cellCell that displays antigen bound by MHC proteins on its surface
28.9K papers•2M citations
Mass spectrometryAnalytical technique based on determining mass to charge ratio of ions
72.2K papers•2M citations
Depression (differential diagnoses)
56.5K papers•2M citations
Reading (process)
116.3K papers•2M citations
AutismNeurodevelopmental disorder involving social communication difficulties and repetitive behavior
54.7K papers•2M citations
PsychosocialInfluence that psychological factors and social environment has on well-being
66.7K papers•2M citations
Cohort
58.4K papers•2M citations
Health policyPolicy area that deals with the health system of a country or other organization
79.6K papers•2M citations