Convert abmho/meter [abmho/m] to picosiemens/meter [pS/m] Online | Free electric-conductivity Converter

Abmho per Meter [abmho/m]

The abmho per meter (symbol: abmho/m) is a unit of electrical conductivity in the CGS-EMU (centimeter-gram-second, electromagnetic) system. It represents how well a material conducts electric current per unit length. The abmho is the CGS-EMU unit of electrical conductance and is the reciprocal of the abohm, the unit of resistance.

Although the abmho/m is a theoretically valid unit, it is rarely used in practice, especially since the SI (International System of Units) has become the global standard. In the SI system, electrical conductivity is expressed in siemens per meter (S/m).

Conversion to SI:

This means that one abmho per meter equals one billion siemens per meter, making it an extremely large unit compared to those typically used in real-world materials, where conductivities are usually in the range of 10⁻⁶ to 10⁶ S/m.

Use Cases:

While not used in modern electrical engineering, abmho/m might appear in theoretical physics, historical scientific literature, or academic discussions comparing unit systems like CGS and SI.

Picosiemens per Meter [pS/m]

Picosiemens per meter (symbol: pS/m) is a unit of electrical conductivity in the International System of Units (SI). It represents one trillionth of a siemens per meter, or

This extremely small unit is used to measure very low conductivity, typically found in highly resistive or nearly insulating materials, such as ultrapure water, gases, plastics, or ceramics. In these cases, standard units like S/m or mS/m are too large to accurately represent such low conductance values.

Electrical conductivity in pS/m is important in fields such as semiconductor research, nanotechnology, material science, and water purification, where even trace amounts of ionic contamination or charge carriers significantly affect performance.

For example, ultrapure deionized water has a conductivity around 5.5 pS/m, indicating extremely low levels of dissolved ions. This is crucial in industries like pharmaceuticals, microelectronics, and nuclear power, where purity is essential.

Using pS/m allows scientists and engineers to quantify and compare extremely low levels of conductivity with precision, supporting the design and evaluation of high-resistance materials and ultra-sensitive systems.