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Intersections - Nguyen Dang Binh

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Joanna Berzowska<br />

Krakow: a woven story of memory and erasure<br />

4 feet x 7 feet<br />

Electronic animated textile<br />

ARTIST STATEMENT<br />

Active materials (physical materials that have the ability to change<br />

over time and be controlled electronically) introduce many exciting<br />

opportunities for art and design, but also present many new challenges.<br />

These challenges are not only conceptual (how to imagine<br />

animated, interactive artifacts that have unexpected reactions or behaviors),<br />

but also political, ethical, social, environmental, and cultural.<br />

At the same time, with contemporary advances in potential memory<br />

capacity, we need to ask what are the design and creative capacities<br />

of memory rich materials and forms. What models of memory and<br />

mind are used in designing technologies that remember? How does<br />

our current generation of electronic textile and wearable computing<br />

technologies allow us to build memories? And, most importantly,<br />

how do we include the need, capacity, and desire to forget?<br />

At XS labs, we develop electronic textiles that are extra soft and<br />

react in unusual ways to our bodies and our environments. We are<br />

particularly interested in the development of non-emissive, textilebased<br />

display technologies. We develop textile substrates that<br />

integrate conductive yarns, control electronics, and various active<br />

materials such as thermochromic inks or the shape-memory alloy<br />

Nitinol in order to build non-emissive, multi-pixel, fully addressable<br />

textile displays. These displays are created using traditional textile<br />

manufacturing techniques: spinning conductive yarns, weaving,<br />

embroidering, sewing, and printing with inks.<br />

Electronic Art and Animation Catalog Art Gallery Artworks<br />

CONTACT<br />

Joanna Berzowska<br />

XS labs<br />

3966 Parc lafontaine<br />

Montréal, Québec H2l-3M7 Canada<br />

joey@berzowska.com<br />

www.xslabs.net/<br />

COLLABORATORS<br />

Christine Keller<br />

TECHNICAl STATEMENT<br />

Krakow, a woven story of memory and erasure deploys a simple<br />

technology for non-emissive, color-change textiles. It functions as<br />

a woven animated display, constructed with conductive yarns and<br />

thermochromic inks together with custom electronics components.<br />

Some of the figures in the weaving are overprinted with inks that<br />

change from black and pink to transparent and back again. like our<br />

memories of them, the people in the weaving disappear over time.<br />

Thermochromic inks have the ability to change color in response<br />

to a change in temperature, without emitting light. This is ideal for<br />

constructing visually animated textile-based substrates, since<br />

non-emissive surfaces are conceptually closer to the tradition<br />

of weaving and textile printing.<br />

Conductive yarns are woven together with insulating yarns to construct<br />

a fabric substrate that is overprinted with areas of thermochromic<br />

ink. Control electronics send power to different areas of<br />

the electronic textile to generate resistive heat. This allows for the<br />

creation of dynamic designs on the textile. Visual properties are determined<br />

by the pattern and physical configuration of the conductive<br />

yarns and thermochromic inks integrated into its surface.<br />

Krakow, a woven story of memory and erasure is woven on a<br />

Jacquard loom, which can create complicated weave structures,<br />

including double and triple weaves. On a Jacquard loom, complex<br />

and irregular patterns can be produced, because each warp yarn is<br />

individually addressable.

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