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Attogram

Known as: ag 
The metric unit of mass equal to one a quintillionth of a gram (10E-18 gram).
National Institutes of Health

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Clinical Data Interchange Standards Consortium Terminology

Papers overview

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2017
2017
Attogram mass sensing based on silicon microbeam resonators
Using doubly-clamped silicon (Si) microbeam resonators, we demonstrate sub-attogram per Hertz (ag/Hz) mass sensitivity, which is… 
2013
2013
Elemental mercury vapor interaction with individual gold nanorods.
We show that single gold nanorods can act as highly sensitive mercury vapor sensors with attogram resolution. We exposed assorted… 
2009
2009
Nanotube fluidic junctions: internanotube attogram mass transport through walls.
We report an experimental and theoretical investigation into mass transport between individual carbon nanotubes (CNTs) via their… 
2009
2009
Surround optical fiber immunoassay (SOFIA): an ultra-sensitive assay for prion protein detection.
2009
2009
The measurement of attogram mass accumulation on nanostructures during e-beam scanning, using carbon nanopillars in resonant mode
We present a ‘universal’ phenomenon of mass accumulation and its sensing on nanostructures due to electron beam cracking of… 
Highly Cited
2008
Highly Cited
2008
Stepwise current-driven release of attogram quantities of copper iodide encapsulated in carbon nanotubes.
Encapsulated nanograins of copper iodide have been sequentially discharged from individual carbon nanotubes. Using a high… 
2004
2004
Noise Analysis in Parametric Resonance Based Mass Sensing
Mass sensing based on parametric resonance has shown high sensitivity and has many potential applications in chemical and… 
2002
2002
A biomarker for the identification of cattle fecal pollution in water using the LTIIa toxin gene from enterotoxigenic Escherichia coli
Abstract. This research describes a method based on PCR to identify cattle fecal pollution in water using a portion of the heat… 
Highly Cited
2001
Highly Cited
2001
Structural elucidation of microporous and mesoporous catalysts and molecular sieves by high-resolution electron microscopy.
Twenty years ago, one of us embarked (Bursill, L. A.; Lodge, E. A.; Thomas, J. M. Zeolitic structures as revealed by high… 
1972
1972
Location of Calcium Within Bacillus Spores by Electron Probe X-Ray Microanalysis
Spectroscopic microanalysis of the element-characteristic X rays produced by a scanning electron microprobe was employed to… 
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