Browse all topics
Proton exchange membrane fuel cell
27.3K papers•746.3K citations
Scalar (mathematics)Elements of a field, e.g. real numbers, in the context of linear algebra
34.2K papers•745.5K citations
Casing
175.4K papers•744.7K citations
Response element
11.4K papers•744.6K citations
Fault (geology)Fracture or discontinuity in rock across which there has been displacement
26.7K papers•744.5K citations
Software construction
36.2K papers•743.8K citations
Impaired glucose tolerance
12.7K papers•742.6K citations
Cosmic microwave backgroundElectromagnetic radiation as a remnant from an early stage of the universe in Big Bang cosmology
16.8K papers•741.3K citations
Ab initio quantum chemistry methodsCategory of computational quantum chemistry technique
24.4K papers•740.8K citations
Energy conversion efficiencyRatio between the useful output and the input of a machine
26.7K papers•740.6K citations
Polyaniline
25.7K papers•740.5K citations
Radical polymerization
29.4K papers•739.4K citations
Markov process
29.7K papers•738.2K citations
Process (engineering)Set of interrelated tasks that transform inputs into outputs
56.8K papers•738.2K citations
GlaucomaEye disease in which high intraocular pressure damages the optic nerve
31.5K papers•738.2K citations
Scanning tunneling microscopeInstrument able to image surfaces at the atomic level by exploiting quantum tunneling effects
26.5K papers•738.1K citations
AtmosphereLayer of gases surrounding an astronomical body held by gravity
30.8K papers•737.8K citations
Image texture
29.1K papers•736.4K citations
Video tracking
37K papers•735.9K citations
AddictionDisease resulting in compulsive engagement in rewarding stimuli despite adverse consequences
22.8K papers•735.9K citations
Blood flow
27.6K papers•735.5K citations
In situ hybridization
14.2K papers•735K citations
Hybrid functional
4K papers•734.2K citations
Thermoelectric effectDirect conversion of temperature differences to electric voltage and vice versa
37.4K papers•733.3K citations
Inverter
80.7K papers•733.2K citations
Circular dichroism
24K papers•732.1K citations
Apolipoprotein ECholesterol-transporting protein most notably implicated in Alzheimer's disease
14.7K papers•731.8K citations
Life satisfaction
20.3K papers•730.6K citations
ProteomeSet of proteins that can be expressed by a genome, cell, tissue, or organism
15.7K papers•730.5K citations
Program evaluation
34.9K papers•730.2K citations
Voltage-dependent calcium channel
14.1K papers•730K citations
Basal gangliaGroup of subcortical nuclei involved in the motor and reward systems
10.6K papers•729.8K citations
Nitride
50.1K papers•729.6K citations
Atmospheric temperature range
44.3K papers•729K citations
Cycloaddition
39.9K papers•728.7K citations
HappinessMental or emotional state of well-being characterized by pleasant emotions
22K papers•728.4K citations
Epidermoid carcinoma
15.5K papers•728.3K citations
PhosphataseEnzyme which catalyzes the removal of a phosphate group from a molecule
16.3K papers•726.8K citations
Regeneration (biology)Biological process of renewal, restoration, and tissue growth
22.8K papers•725.8K citations
Amyloid precursor protein
10.7K papers•725.2K citations
Strategic managementPlanning for a company's responses to external issues
18.6K papers•725.1K citations
Power (social and political)Ability to influence the behavior of others
26.1K papers•724.3K citations
Glucose uptake
14.6K papers•724K citations
LithosphereOutermost shell of a terrestrial-type planet or natural satellite
14.5K papers•723.8K citations
Epithelial–mesenchymal transitionBiological process in animal connective tissue
17.1K papers•723.2K citations
Pattern recognition (psychology)
26.1K papers•722.8K citations
Reading comprehensionAbility to read single words, sentences and whole texts fluently and to understand them in context
28.5K papers•720.8K citations
Apolipoprotein B
16K papers•720.7K citations
Mutation (genetic algorithm)Genetic operation used to add population diversity
31.2K papers•720.5K citations
GlycosylationCovalent attachment and further modification of carbohydrate residues to a substrate molecule
18.9K papers•719.4K citations
Nerve growth factor
12K papers•719K citations
Specific surface areaTotal surface of a finely divided solid per unit of mass
37.6K papers•718.7K citations
Paracrine signalling
11.9K papers•717.9K citations
Hordeum vulgare
20.3K papers•717.5K citations
Homologous recombinationGenetic recombination between identical or highly similar strands of genetic material
12.9K papers•717.5K citations
AdipocyteCells that primarily compose adipose tissue, specialized in storing energy as fat
12.7K papers•716.3K citations
Bone regeneration
22.1K papers•715.1K citations
Breast feeding
22.8K papers•715K citations
Metal ions in aqueous solutionProperties and behavior of hydrated cations in aqueous solution
28.6K papers•715K citations
Antibiotics
29.4K papers•713.2K citations