Prof Neil Gershenfeld Director http cba mit eduneilg

Prof. Neil Gershenfeld Director http: //cba. mit. edu/~neilg NSF CCR-0122419

Bits and Atoms: Grand Challenges it from bit: how can functional description be embodied in physical form? computational assembly RF biology personal fabrication programmable design bit from it: how can functional description be abstracted from physical form? analog logic quantum-mechanical engineering silicon biology statistical-mechanical engineering

Thresholds 1948: Communications (Shannon) errors 1963: Computation (Winograd, von Neumann) ~2003: Fabrication (Jacobson, Knight, …) noise

RF Biology Remote Electronic Control of DNA Hybridization Through Inductive Coupling to an Attached Metal Nanocrystal Antenna, K. Hamad-Schifferli, J. J. Schwartz, A. T. Santos, S. G. Zhang, and J. M. Jacobson, Nature (415) pp. 152 -155, 2002

Microencapsulated Electropheresis B. Comiskey, J. D. Albert, H. Yoshizawa and J. Jacobson An Electrophoretic Ink for All-Printed Reflective Electronic Displays Nature (394), 253 -5 (1998)

Nanotectics Brent Ridley, Babak Nivi, and Joseph Jacobson, All-Inorganic Field Effect Transistors Fabricated by Printing, Science (286) 746, 1999

Printed Memory (Brian Hubert)

3 D Inkjet Printing (Joe Jacobson)

Printed Electro-Mechanical Systems MEMS ($1 B, 1 ) vs PEMS ($1 k, 1 mm)

Fabrication m mm μm nm in out

Making Anything

How To Make (almost) Anything How To Make Something That Makes (almost) Anything

Scream. Body (Kelly Dobson)

Interpet Explorer (Irene Pepperberg, Ben Resner)

Personal Toy Fabrication

The Liberal Arts Literacy The Trivium • Grammar • Rhetoric • Logic The Quadrivium • Arithmetic • Geometry • Music • Astronomy Liberation, Mastery

Boston CBA Fab Labs (Computer Clubhouses, Congress, National Academies, World Bank, …) space ( m), time ( s) fabrication, instrumentation divides Costa Rica India 3 D scan/mill modular electronics Norway PCB fab analytical instrumentation

Fab Lab Processes • Precision machining – PCBs – 3 D output • NC cutting – – flex circuits antennas interconnect masks • Instrumentation – – optical spectroscopy microscopy metrology 3 D scanning • Instrumentation Development – Towers – Internet 0 – microcontroller programming

Diesel Timing (Kalbag, Ike Chuang, Amy Sun, Anil Bahuman)

Appropriate Optical Spectroscopy (Caroline Mc. Ennis, Jason Taylor, Debu Goswami)

The Tower • microcontroller • A/D • high-speed A/D • keyboard • camera • SRAM • FLASH • DC motor • servo motor • solenoid • LEDs • LCD • MIDI • audio • RS-232 • RS-485 • Tower bus • I 2 C (Bakhtiar Mikhak, Chris Lyon) • USART • USB • ethernet • 802. 11 b • protoboard • clock • NC mill • oscilloscope • Net computer • …

Internet 0 (Raffi Krikorian, Sun, …) $1 -10 k. B RS-485, IR, ultrasound, powerline, … programming • IP to leaf nodes • bit size > net size • shared analog modulation • peers don’t need servers • physical programming • implement function, not spec • open standards power analog I/O ethernet serial control

Commodity Incremental Infrastructure BAWUG, Open. AP, mesh routing $1 -200/hop

Electronic Shepherd (Haakon Karlson, Solvik Gård, Telenor)

Lyn

Debugging (Delhi Clubhouse, Mitch Resnick)

Sadbhavana (Lt. Gen. Arjun Ray, ret. )

To Follow Up Henry Holt and Company Cambridge Series on Information and the Natural Sciences http: //cba. mit. edu/~neilg gersh@cba. mit. edu