SAM #NB686000-26-01956

Procurement of Cryogenic Nano-Positioners and Controllers for NIST Boulder

NIST's Applied Physics Division is seeking encoded cryogenic nano-positioners and controllers for ultra-high vacuum and sub-4 Kelvin environments. - Government Buyer: - U.S. Department of Commerce, National Institute of Standards and Technology (NIST) - Physical Measurements Lab, Applied Physics Division, Spin Electronics Group - NIST Boulder, CO - Products Requested: - 8 X Nanopositioners (45 x 45 x 12 mm, titanium body, ceramic bearings, UHV compatible, capacitive encoding, 20 mm range, max load >200 g) - 2 Z Nanopositioners (34 x 34 x 25.7 mm, 5 mm range, max load >200 g) - 2 Z Nanopositioners (24 x 24 x 20 mm, 5 mm range, max load >100 g) - Necessary adapters for combining positioners into XYZ stacks (titanium construction) - 2 Slip-Stick Drive and position encoding sensor readout units (bipolar stick slip drive, up to 9 axes, computer controllable via Python) - 1 Preamplifier for 3 axes (differential drive, coaxial input) - 1 Preamplifier for 9 axes (differential drive, coaxial input) - 2 X Flexure scanning stages (24 x 24 x 9 mm, >200 m/volt scan sensitivity, titanium body) - 1 Z Flexure scanning stage (24 x 24 x 10 mm, >40 m/volt scan sensitivity, titanium body) - Unique/Notable Requirements: - All positioners and controllers must operate at temperatures below 4 Kelvin and in ultra-high vacuum - Titanium construction and ceramic bearings for compatibility - Capacitive encoding for full-range position feedback - Low sensor heat dissipation (<100 nW) - Closed-loop positioning and external computer control (Python) - Delivery, installation, warranty (minimum 1 year), and training included - Quantities range from 1 to 8 units per item - Delivery required within 16 weeks after order receipt

Description

See attached RFQ and Statement of Requirements.

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