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Noun

negative charge - having a surplus of electrons; having a lower electric potential

electric charge, charge - the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons; "the battery needed a fresh charge"

positive charge - having a deficiency of electrons; having a higher electric potential

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References in periodicals archive

The vehicle is equipped with a hybrid drivetrain that relies on two ionic fluids - one with a negative charge and one with a positive charge - to generate electricity.

nanoFlowcell to launch QUANTiNO concept at Geneva Motor Show

The neutron is assumed to be a proton with a negative charge weakly attached to make the neutron charge-neutral.

Proton-neutron bonding in the deuteron atom and its relation to the strong force as viewed from the Planck vacuum theory

They're made up of protons (with a positive charge), electrons (negative charge), and neutrons (no charge).

Water bending

When excited by a photon, an electron from one of these pigments is shuffled around to create a positive charge on one side of the membrane, and negative charge on the other.

Shedding light on charge separation

When pyroelectic surfaces are positively charged, water becomes easier to freeze, and when they have a negative charge, it becomes harder to freeze.

Scientists freeze water with heat

Materials that gain electrons have a negative charge. Materials that lose electrons have a positive charge.

Charged up: what kind of charge can you give to common objects?

By incorporating nanotechnology, Pelusi creates a negative charge to ward off future dirt and oil with whortleberry, sugar cane, sugar maple, orange and lemon.

The new P2 HaiRx created by Philip Pelusi utilizes the latest in nanotechnology to expel dirt, oil, debris and build-up from the hair and scalp

These materials generally contribute a negative charge to the paper machine system.

Measurement and impact of charge: a practical guide

Dump some plus charge on one conductor and an equal amount of negative charge on the other, and a voltage is generated between the conductors.

How does return current really return? In 'short,' through the capacitance between the signal and return conductors

The chips take advantage of the natural negative charge possessed by DNA or a surface charge imposed on the molecules.

Student builds micro biosensor chip to move DNA molecules

Castings are submerged in a salt bath heated to between 800-950F (427-510C), and a negative charge is applied.

Electrolytic Casting Cleaner