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John James Marshall thesis.pdf - OpenAIR @ RGU - Robert Gordon ...

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uses the physical nature of the glass. i.e. it gets soft and is formed from its own<br />

heaviness by gravity in the kiln. You have a piece that looks like this – the dome<br />

created by the soft glass bending in the kiln. This is unexpected where the glass<br />

kinks over the edge it creates a dark edge that is very clear to see that 3D line<br />

and also as you photograph these pieces the dome of the piece in the middle<br />

almost becomes invisible so you can almost just see the line there. The rest of<br />

the glass just sort of flops over and it is quite nice just to have an element of the<br />

material doing what it does. You can’t control it – or there is not much control<br />

there. But you can also trim it back so you have the bowl exactly to that line and<br />

you can see these pieces in the exhibition as well. Again, the bowls become<br />

almost invisible as you photograph them as the light goes straight through them<br />

- so you only really see that line from the drawing in the pieces.<br />

Motion in Form<br />

Another step further to finding genuine intention or the genuine data of when<br />

you are recording is using the point data. The lines in some way are a little bit of<br />

a fraud. The lines are calculated by the computer - it kind of helps by doing a<br />

line between the points that are recorded. So really all you are recording are<br />

coordinates in the space. Instead of using the linear data you can also use just<br />

the point data and that is very accurate in terms of what is really recorded of the<br />

movement of the hand. Again you can use that – instead of using sheet metal<br />

you can use rods set in a laser cut, cardboard section with holes pierced by the<br />

laser. And then to the line of the template again place a disk of glass and heat it<br />

up and you end up with a piece like this so that you get that dot data. Again, the<br />

material does whatever it does during the heating. It really is a combination of<br />

the digital recording of the motion and a material doing things in the physical<br />

world.<br />

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