Exact(1)
The method accuracy was checked by the analysis of standard reference materials (trace elements in water).
Similar(59)
Tools and vessels fashioned from materials traced to places as distant as the Ohio River valley point to a well-developed trade network.
Playing among the materials, tracing a fingertip along the mast of a tall ship or walking with arms outstretched for balance atop planks of lumber brings home the idea of shipbuilding for children.
Sehgal is a Berlin-based artist with 'a background in choreography and political economy' who does not 'produce tangible objects or any form of material trace'.
An important material trace from that period is a basalt orthostat (stone slab) depicting a winged sphinx, found during excavations at the Great Mosque.
A film image is created by light that leaves a material trace of something that exists — existed — in real time and space.
The accuracy was confirmed by the analysis of the certified reference material trace element in fuel oil (CRM NIST 1634c).
Analysis of a certified reference material (Trace elements water, NIST 1643e) and spike tests with recoveries between 84% and 123% showed that the proposed method presents adequate accuracy.
SiO2/GNPs hybrid material (trace c) kept stable without significant weight loss until 700°C, and it had a slight weight reduction from 700°C to 900°C as shown in Figure 4.
A double layer solid oxide fuel cell (DLSOFC) without using the electrolyte (layer) has been designed by integrating advantages of positive electrode material of lithium ion battery(LiNi0.8Co0.15Al0.05O2) and oxygen-permeable membranes material (trace amount cobalt incorporated terbium doped ceria, TDC + Co) based on the semiconductor physics principle.
As temporary, transitory and ephemeral artworks, the Papaver Rhoeas sculptures dispute the veneration of the material trace and present a charged, vital and momentary reliquary for remembrance and memory".
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