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blue pigment
By x-ray phase analysis the optimal temperature is established for the spinel formation in the oxide system Co2O3-Fe2O3 at the producing ceramic black-blue pigment and the phases playing the role of basic chromophores.
      
Further study of sources of the imported cobalt-blue pigment used on Jingdezhen porcelain from late 13 to early 15 centuries
      
Amylocyanin, the blue pigment of Streptomyces coelicolor
      
Egyptian Blue, a multicomponent synthetic blue pigment has been recorded in ancient Egypt since the Fourth Dynasty of the Old Kingdom (2600-2480 B.C.).
      
The formation of a blue pigment in the bacterial oxidation of isonicotinic acid
      
Subsequent to citrazinic acid formation a soluble blue pigment is produced.
      
The intracellular blue pigment of Pseudomonas lemonnieri
      
nigrifaciens produces a water-insoluble blue pigment on solid media which forms cuboidal crystals among the cells.
      
Comparison of sample preparation (extraction) techniques for phthalocyanine blue pigment types
      
The jellyfish Cassiopea xamachana often contains a blue pigment diffused within the acellular portion of its masoglea.
      
The results supported two assumptions of sexual signalling through egg colour hypothesis: Blue pigment seems to be a limited resource for females, and female quality is positively correlated with the intensity of the blue-green colour.
      
In this work we used X-ray photoelectron spectroscopy (XPS) to study pure smalt (cobalt-based blue pigment) and smalt in a tempera media ('leather-glue').
      
In one case the mineral base is palygorskite, a rare clay mineral featuring micro-channels in its structure, well known as the main ingredient of the Maya blue pigment.
      
Pre-columbian nanotechnology: reconciling the mysteries of the maya blue pigment
      
Nitrosoguanidine induced 'blue' pigment mutants of the blue-green alga Anabaena doliolum were isolated.
      
The two distal cells of most ommatidia also have the blue pigment; only in the dorsal region of the eye, these cells contain a UV-absorbing pigment, which constitutes a portion of only ~ 5% of the visual pigment content within the entire retina.
      
Chromosomal location of a gene (idg) that specifies production of the blue pigment indigoidine inErwinia chrysanthemi
      
Production of a blue pigment, indigoidine, is a variable trait among wild-type strains ofErwinia chrysanthemi; it is also influenced by the composition of the growth medium.
      
The Blue Pigment Used in Vallemaggia (Switzerland) in the Half of 19th Century by Painters Vanoni and Pedrazzi
      
The blue pigment used by Pedrazzi is the same as that probably used by Vanoni.
      
 

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