photoelectron

noun 0.713

phot

noun 0.686

phonon

noun 0.685

photonics

noun 0.681

graviton

noun 0.646

photodiode

noun 0.633

positron

noun 0.624

quantum

noun 0.622

photodetector

noun 0.616

photovoltage

noun 0.612

photino

noun 0.612

electron

noun 0.611

proton

noun 0.611

gamma ray

noun 0.608

photophore

noun 0.607

phosphor

noun 0.606

boson

noun 0.601

particle

noun 0.600

polariton

noun 0.599

electromagnetic radiation

noun 0.598

neutrino

noun 0.598

phototroph

noun 0.594

photocurrent

noun 0.594

elementary particle

noun 0.593

phototube

noun 0.592

phototransistor

noun 0.591

electromagnetic wave

noun 0.590

photo

noun 0.590

photomultiplier

noun 0.590

tachyon

noun 0.589

exciton

noun 0.589

photocathode

noun 0.587

photoion

noun 0.584

light

noun 0.580

photopigment

noun 0.579

photophase

noun 0.577

photograph

noun 0.576

photoproduction

noun 0.574

photoelectric effect

noun 0.574

pion

noun 0.571

radiation

noun 0.571

neutron

noun 0.571

photomultiplier tube

noun 0.571

visible light

noun 0.570

electron volt

noun 0.570

gluon

noun 0.566

phage

noun 0.565

photosensor

noun 0.564

biophotonics

noun 0.564

photoelectric cell

noun 0.564

physicist

noun 0.563

synchrotron light

noun 0.563

subatomic particle

noun 0.563

wave packet

noun 0.562

charged particle

noun 0.562

sunlight

noun 0.562

laser

noun 0.562

photoflash

noun 0.561

phon

noun 0.560

photoreceptor

noun 0.559

nanophotonics

noun 0.558

electromagnetic energy

noun 0.557

fermion

noun 0.557

photogeneration

noun 0.554

quantum field

noun 0.553

wavelength

noun 0.553

beta particle

noun 0.552

photoemission

noun 0.552

quantum physics

noun 0.552

luminophore

noun 0.550

luminous energy

noun 0.549

photocell

noun 0.549

wave vector

noun 0.548

free electron

noun 0.547

phosphate

noun 0.546

photog

noun 0.546

gauge boson

noun 0.545

photolysis

noun 0.544

light source

noun 0.543

light year

noun 0.543

atom

noun 0.543

bacteriophage

noun 0.543

radio wave

noun 0.542

laser beam

noun 0.542

phaser

noun 0.542

alpha particle

noun 0.542

sound wave

noun 0.541

white light

noun 0.540

phosphorus

noun 0.540

photometer

noun 0.540

electron neutrino

noun 0.540

synchrotron radiation

noun 0.539

electron gun

noun 0.538

quantum number

noun 0.537

photovoltaic cell

noun 0.536

cosmic ray

noun 0.535

phosphorescent

noun 0.535

lepton

noun 0.534

light ball

noun 0.534

wave-particle duality

noun 0.533