Femtopascal Converter
Convert Femtopascal to Pascal and more • 57 conversions
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Unit Explanations
FemtopascalfPa
Source UnitThe femtopascal (fPa) is a unit of pressure in the metric system, representing one quadrillionth (10^-15) of a pascal. The pascal itself is the SI unit of pressure, defined as one newton per square meter. The femtopascal is typically used in scientific contexts where extremely low pressures are encountered, such as in certain high-energy physics experiments, atmospheric studies, and nanotechnology applications. Its precision allows researchers to quantify minuscule pressure variations that would be imperceptible at larger scales.
Current Use
Femtopascals are used primarily in high-precision scientific research, particularly in fields that deal with extremely low pressures, such as astrophysics, material science, and nanotechnology. Instruments designed to measure such minuscule pressures are typically employed in laboratories and specialized research facilities worldwide.
Fun Fact
The femtopascal is so small that it is often used in contexts where pressures are only a fraction of a pascal.
PascalPa
Target UnitThe pascal (Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus, and ultimate tensile strength. It is defined as one newton per square meter. In other words, it is the pressure exerted by a force of one newton acting uniformly over an area of one square meter. The pascal is a crucial unit in engineering, physics, and meteorology, providing a standard measure for atmospheric pressure, material strength, and force distribution. It allows for consistent and comparable measurements across various scientific and industrial fields.
Current Use
The pascal is widely used in various fields to measure pressure and stress. In meteorology, it is used to express atmospheric pressure, often in the form of hectopascals (hPa). In engineering, it helps evaluate the strength of materials and structures. The unit is also crucial in fluid mechanics, where it is used to determine fluid pressure in pipes and vessels. The pascal's versatility makes it a fundamental unit in both scientific research and practical applications, especially where precise pressure measurements are critical.
Fun Fact
The pascal is named after Blaise Pascal, who made significant contributions to the understanding of fluid pressure.
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= × 1.00000How to Convert
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Femtopascal
pressure • Non-SI
Definition
The femtopascal (fPa) is a unit of pressure in the metric system, representing one quadrillionth (10^-15) of a pascal. The pascal itself is the SI unit of pressure, defined as one newton per square meter. The femtopascal is typically used in scientific contexts where extremely low pressures are encountered, such as in certain high-energy physics experiments, atmospheric studies, and nanotechnology applications. Its precision allows researchers to quantify minuscule pressure variations that would be imperceptible at larger scales.
History & Origin
The concept of pressure measurement has ancient roots, but the formal definition of the pascal was established in 1971 during the 14th General Conference on Weights and Measures. The femtopascal emerged later as a necessary subdivision to express lower pressure thresholds encountered in specialized fields.
Etymology: The term 'femto' comes from the Danish word 'femten,' meaning fifteen, indicating the factor of 10^-15. 'Pascal' is named after Blaise Pascal, a French mathematician, physicist, and inventor, who made significant contributions to fluid mechanics and pressure studies.
Current Use
Femtopascals are used primarily in high-precision scientific research, particularly in fields that deal with extremely low pressures, such as astrophysics, material science, and nanotechnology. Instruments designed to measure such minuscule pressures are typically employed in laboratories and specialized research facilities worldwide.
💡 Fun Facts
- •The femtopascal is so small that it is often used in contexts where pressures are only a fraction of a pascal.
- •The pascal itself is a relatively new unit, established only in the 20th century.
- •In scientific literature, the femtopascal is frequently encountered in discussions of the vacuum of space, where pressures are extremely low.
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Pascal
pressure • SI Unit
Definition
The pascal (Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus, and ultimate tensile strength. It is defined as one newton per square meter. In other words, it is the pressure exerted by a force of one newton acting uniformly over an area of one square meter. The pascal is a crucial unit in engineering, physics, and meteorology, providing a standard measure for atmospheric pressure, material strength, and force distribution. It allows for consistent and comparable measurements across various scientific and industrial fields.
History & Origin
The pascal was named in honor of Blaise Pascal, a French mathematician, physicist, and inventor known for his contributions to fluid mechanics and the study of pressure. The unit was officially adopted as the SI unit for pressure in 1971, although the concept of pressure itself dates back to early scientific studies of fluids and gases. The pascal provided a standardized way to measure pressure, replacing a variety of non-standard units previously in use across different regions and industries.
Etymology: The term 'pascal' is derived from the name of Blaise Pascal.
Current Use
The pascal is widely used in various fields to measure pressure and stress. In meteorology, it is used to express atmospheric pressure, often in the form of hectopascals (hPa). In engineering, it helps evaluate the strength of materials and structures. The unit is also crucial in fluid mechanics, where it is used to determine fluid pressure in pipes and vessels. The pascal's versatility makes it a fundamental unit in both scientific research and practical applications, especially where precise pressure measurements are critical.
💡 Fun Facts
- •The pascal is named after Blaise Pascal, who made significant contributions to the understanding of fluid pressure.
- •One pascal is a very small pressure; it is equivalent to the pressure of a dollar bill lying flat on a table.
- •The human eardrum can detect pressure changes as small as 20 micropascals.
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