Scanner and positioner

Range (XYZ): 30 µm (Open Loop); 3 µm (Small range setting)

Resolution (XYZ): 0.5 nm (Open Loop); 0.05nm (Small range setting)

Z Noise: 100 pm RMS

Motorized sample (XYZ) and cantilever (Z) positioning: 12 mm; step size< 0.5 µm.

Sample size

Open design allows ample space for a broad class of samples (5 cm x 5 cm x 1 cm).

Electronics and controller

Dedicated FPGA controller with 10kHz loop rate, 19 bits eq AI/AO, Max. image size: 2048 px x 2048 px.

Cantilever sensing

Beam deflection with high sensitivity photo detector,

Typical sensitivity: Force mode – 1 mV/nm, RMS 0.5 mV (150 Hz b/w), Dynamic mode – 10

mV/nm, RMS 2.5 mV (150 Hz b/w)

Optical microscope

10x / 0.3 NA long working distance objective, Working distance 16 mm, 400 µm × 300 µm field of view, Integrated laser & detector for cantilever deflection sensing.

WLI & FFOCT

Lateral resolution: ~ 1 µm (diffraction limited).

Z resolution: ~ 1 nm (WLI), ~ 100nm (OCT).

Time of scan: ~ 1 minute (w/o averaging).

Reconstruction method: Z gradient / Hilbert with phase correction.

Scan size:

< 400 µm X 300 µm (XY plane), Z-step: < 1000 steps, 1-1000 nm.

Corelation Imaging *:

• AFM, WLI & LSM scan are precisely aligned for co-relational imaging.•
• Dynamic studies easily accomplished like AFM tip based indentation, perturbation etc.
• Dynamic range from mm to nm can be achieved.

Software Features

𝕋 - Model Control GUI

• Multiple tabs for easy navigation: AFM Scan settings, Oscillation control, Oscilloscope, Soft instruments, Motors & camera, LSM scan, Graphing.
• Advanced, WLI +OCT settings.
• AFM modes: Contact mode, Amplitude Modulation, Frequency Modulation, STM.
• Configurable modes through soft instruments: Piezo mode, Force Modulation, Kelvin probe, Electrostatic etc.

Data Format

• HDF for saving all acquisition channels, associated graphs and meta data in a single file.
• Seamless analysis with Gwydion SPM Package & Shilps 3D-reconstruction package.

3D Reconstruction & visualization

• Hilbert & gradient algorithms for 3D reconstruction.
• Handling big data: 1Gb files can be analyzed readily.
• GPU accelerated reconstruction & Visualization; topography reconstruction allows layer quantifications.
• Material analysis from spectral data.