Ad
related to: 1500g centrifuge speed to rpm
Search results
Results from the WOW.Com Content Network
In 1924 Theodor Svedberg built a centrifuge capable of generating 7,000 g (at 12,000 rpm), and called it the ultracentrifuge, to juxtapose it with the Ultramicroscope that had been developed previously. In 1925-1926 Svedberg constructed a new ultracentrifuge that permitted fields up to 100,000 g (42,000 rpm). [3]
High-speed or superspeed centrifuges can handle larger sample volumes, from a few tens of millilitres to several litres. Additionally, larger centrifuges can also reach higher angular velocities (around 30,000 rpm). The rotors may come with different adapters to hold various sizes of test tubes, bottles, or microtiter plates.
Centrifuge manufacturers usually specify the minimum, maximum and average radius of a rotor, as well as the factor of a centrifuge-rotor combination. For runs with a rotational speed lower than the maximum rotor-speed, the k {\displaystyle k} factor has to be adjusted:
Decanter centrifuges require a centrifugal force for the separation of the solids from the liquid. This characteristic is dependent on the radius of the centrifuge and its angular rotational speed. A decanter centrifuge applies a force equivalent to several thousand G's, which reduces the settling time of the particles.
The sedimentation coefficient is the ratio of the speed of a substance in a centrifuge to its acceleration in comparable units. A substance with a sedimentation coefficient of 26S ( 26 × 10 −13 s ) will travel at 26 micrometers per second ( 26 × 10 −6 m/s ) under the influence of an acceleration of a million gravities (10 7 m/s 2 ).
A centrifuge is a device that uses centrifugal force to subject a specimen to a specified constant force - for example, to separate various components of a fluid. This is achieved by spinning the fluid at high speed within a container, thereby separating fluids of different densities (e.g. cream from milk) or liquids from solids. It works by ...
Speed Things Up. The rest of the world may be preoccupied with efficiency and instant gratification, but there are certain things that those of us in this region will never rush—from cooking our ...
There are different types of laboratory centrifuges: Microcentrifuges devices for small tubes from 0.2 ml to 2.0 ml (micro tubes), up to 96 well-plates, compact design, small footprint; up to 30,000 g Clinical centrifuges moderate-speed devices used for clinical applications like blood collection tubes Multipurpose high-speed centrifuges
Ad
related to: 1500g centrifuge speed to rpm