Structural engineer John V. “Jack” Christiansen, a leader in the design of thin-shell concrete structures, died on Aug. 16 on Bainbridge Island, Wash. He would have turned 90 on Sept. 28. The most ...

John V. (Jack) Christiansen, a pioneer in designing thin shell concrete structures, died Aug. 16 on Bainbridge Island. He was 89. Christiansen worked as a structural engineer in Seattle and was ...

Research shows ECC shells can transform RC beam-column joints, enhancing load capacity and energy dissipation, crucial for ...

The heart of the four metre tall curved concrete shell is knitted. The structure's formwork is a textile supported by a steel cable-net. The prototype KnitCandela marks the first application that this ...

As we’ve seen through recently constructed office buildings in Dubai, bridges in the Netherlands and low-cost housing in Latin America, 3D printing is beginning to shape the way modern structures are ...

custom assembly of concrete, steel cable net, polymer textile formwork, heating and cooling coils, insulation, and thin-film photovoltaic cells The rooftop structure rises about 24 feet high, ...

SYDNEY (Reuters) - Inspired by the natural, twisting patterns of a lobster shell, Australian researchers say they have found a way, using 3D printing technology, to improve the strength of concrete ...

The distinctive shell structures form part of what was Norwich Sports Village, which opened in Hellesdon in 1988 [John East/Twentieth Century Society] A leisure centre's "majestic" concrete domes ...