mass spectrometer

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Related to Mass spectrometers: mass spectrograph

mass spectrometer

An instrument that determines the exact mass of charged particles or ions by measuring the flight path through a set of magnetic and electric fields. Mass spectrometers specialised for protein and peptide sequencing are used for high-throughput analysis.

References in periodicals archive ?

Direct mass spectrometer analysis, enabled by slug flow microextraction and a mini spectrometer, represents a key step for translation of MS technologies to clinical and point-of-care applications--which is Ouyang's overall goal.

What a single drop of blood can reveal: a new mass spectrometry technique enables the detection of drugs and medical conditions from just a single drop of fluid, such as blood or urine, within minutes

was formed by Astrotech to develop and commercialize miniature mass spectrometer technology first developed under an agreement with NASA for use on the International Space Station.

Astrotech's 1st Detect unit allies with SparkCognition

In Brief: Purdue University researchers recently took their miniature mass spectrometer grocery shopping to test for traces of chemicals on standard and organic produce.

Comparing apples and oranges: Purdue handheld technology detects chemicals on store produce

"The minis are not as precise as the standard mass spectrometer, but it would be a good first-line defense to indicate when additional testing is necessary."

New device detects chemicals and bacteria

The method involves shooting a laser at the sample's surface, which creates a plume of molecules and ions that can then be analyzed by the mass spectrometer.

Finding life on Mars could get easier with new tool

Mass spectrometers generally are designed to operate in controlled environments--with steady temperatures, no vibrations or electronic interference.

WHOI scientist Richard Camilli: developing a deep-sea chemical-sniffing bloodhound

Using a mass spectrometer you can tell what is present and what isn't.

Rock solid set of results for hi-tech instrument manufacturer

John Williams, of mass spectrometer specialists Nu Instruments, on Wrexham Industrial Estate

Cutting-edge machines probe ancient secrets; Spectrometer-maker's global reputation

Thermo Fisher introduced several other new mass spectrometers. The company has taken its Orbitrap system into a second generation with the LTQ Orbitrap Discovery and the LTQ Orbitrap XL.

GC/MS and MALDI populate ASMS product introductions

Unlike conventional mass spectrometers, which are cumbersome laboratory instruments that weigh more than 300 pounds, the new handheld device weighs less than 20 pounds and can be used in the field.

Real-life "tricorder" for chemical analysis

Sensitive mass spectrometers, including MALDI-MS systems, are generally too large to carry into the field, however.