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Glossary of Terms - P

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partial isotherm (or individual isotherm) (in surface chemistry)
partial pressure
particle scattering factor
particle scattering function
particle size distribution (in atmospheric chemistry)
particulate carbon
pascal
peak (in chromatography)
peak analysis
peak area (in chromatography)
peak area method
peak base (in chromatography)
peak elution volume (time) (in column chromatography)
peak fitting
peak height (in chromatography)
peak maximum (in chromatography)
peak resolution (in chromatography)
peak widths (in chromatography)
percentage error
petroleum coke
pH standard
phase domain
phase inversion
phase rule
phase separation
phase transition
phase
photocatalysis
photocatalytic cell
photochemical detector
photochemical hole burning
photochemical reaction
photoelectric attenuation coefficient
photoelectric detector
photoelectric peak
photoelectrical effect
photoelectrochemical cell
photoelectron spectroscopy (PES)
photoimaging
photoluminescence
photolysis
photon flow
photon quantities
photon radiance
photon
photophoresis
physical adsorption
physisorption (physical adsorption)
pico
pitch
pitch-based carbon fibres
planar film
Planck constant
plasma (in biology)
plasma (in spectrochemistry)
plasma desorption ionization (in mass spectrometry)
plug-flow (in catalysis)
plus, minus
point of zero charge (p.z.c.)
polar solvent
polarity
polarizability
polarization (in electrochemistry)
polarization
polarography
pollution (pollutant)
polymer
polymer catalyst
polymer composite
polymer membrane
polymer sorbent
polymer support
polymer surfactant
polymerization
pore size distribution
porosity
positron
positronium
potential at the point of zero charge (p.z.c.)
potential energy
potential-energy (reaction) surface
potential-energy profile
potentiometer
precipitation
precision (of a balance)
precision (of a weighing)
precision of indication (of a balance)
precision
pre-exponential factor
preferential sorption (in polymers)
pressure gradient correction factor (in gas chromatography)
pressure
pressure-induced transition
probability density
probability
propagation
property
protic
proton
proton affinity
protonation constant
pseudo-catalysis
pulse reactor (in catalysis)
pyro
pyrolysis
pyrolytic carbon
pyrolytic graphite


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