All articles by Andrea Sella
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OpinionLangley’s bolometer and the importance of ‘stamp collecting’
Mapping a spectrum of developments
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OpinionFermi’s questions and the importance of estimation
Knowing how to approximate the unknown is a much undervalued skill
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OpinionHenninger and Le Bel’s fractionator and the importance of lab culture
An undercurrent of collaboration
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OpinionCelebrating 200 editions of Classic Kit
Andrea Sella shares his favourite experiences from delving into the history of lab equipment
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OpinionHarmoinen’s inverter drives and a crucial step towards reducing energy consumption
For the 200th Classic Kit, Andrea Sella celebrates a crucial efficiency improvement for motors
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OpinionClevenger’s separator and the acceptance of grief
Numerous tragedies beset the life of Joseph Franklin Clevenger (1874–1945)
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OpinionMarsh’s wires and the birth of the toaster
Raise a toast to the man who invented an essential alloy
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OpinionNichols’ radiometer and discovering that radiation exerts pressure
A sensitive reflection of light pressure
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OpinionLinnemann’s baskets and distillation in the early days of understanding equilibrium
A distillation method that came out in the wash
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