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Metal & Material Analysis / XRD — X-Ray Diffractometer

Explorer

Theta/Theta Geometry
Torque Motor Direct Drive
Plug & Scan Modular Design
Dectris HPC Detector
Residual Stress & Texture Analysis

GNR Explorer is a modular X-ray diffractometer with Theta/Theta geometry and torque-motor direct-drive optics. It supports powder diffraction, thin film characterization, residual stress measurement, and texture analysis within a single configurable platform.

GNR Explorer XRD Diffractometer
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Theta/Theta
Goniometer geometry
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±0.01°
Angular accuracy (full 2θ range)
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0.0001°
Minimum step size
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3 kW
X-ray generator power (opt. 4 kW)
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−110° / +168°
2θ scan range
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SDD · 1D · 2D
Supported detector types
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400–600 mm
Goniometer circle diameter
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<1 mSv/yr
Radiation safety limit
GNR Explorer — Eulerian Cradle for Residual Stress and Texture Analysis

No Gears, No Belts, No Maintenance

The torque-motor direct-drive system eliminates gears, belts, and reducers from the goniometer entirely. Optical encoders guarantee ±0.01° angular accuracy across the full 2θ range.

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Direct-Drive Torque Motor
The load couples directly to the motor shaft. Without gears or belts, there is no backlash or mechanical hysteresis. Long-term repeatability is built into the architecture, not achieved through calibration workarounds.
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Sample Stays Horizontal
In Theta/Theta geometry, both the tube and detector arms rotate while the sample remains stationary and level. Loose powders, liquids, and heavy specimens require no special fixturing.
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NIST-Verified Performance
Every instrument undergoes factory testing with NIST SRM Alumina 1976, Lanthanum Hexaboride 660, and Silicon Powder 640 certified reference materials, and ships with a calibration certificate.
GNR Explorer — 1D and 2D Hybrid Photon-Counting Detectors

Fast Data, Low Noise

GNR Explorer supports Dectris 1D HPC, Advacam MiniPix-TPX3 2D, and Silicon Drift Detector configurations. Measurement times drop from hours to minutes.

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Dectris 1D HPC Detector
640 pixels, 50 µm pixel size, dynamic count rate up to 10¹⁰ counts/s. Noise-free hybrid photon counting technology delivers high-quality diffractograms in a fraction of the time required by conventional detectors.
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Advacam MiniPix-TPX3 2D Detector
256 × 256 pixels, 55 µm pixel pitch. Position, energy, and arrival time are recorded simultaneously for each photon. Full 2D diffraction patterns for texture and residual stress measurements.
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Silicon Drift Detector (SDD)
10–170 mm² active area, ≤129 eV energy resolution at Mn Kα (1 µs shaping time). Combines high count rates with high resolution for EDXRF and TXRF spectroscopy alongside XRD measurements.
GNR Explorer — Non-ambient X-Ray Diffraction Configuration

In-situ Measurements at Real Process Conditions

GNR Explorer monitors phase transitions, thermal expansion, and chemical transformations under real process conditions using high/low-temperature and humidity-controlled accessories.

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Temperature Chambers
High- and low-temperature configurations for in-situ diffraction beyond ambient conditions. Sintering, polymorphic transitions, and thermal decomposition can all be tracked in real time.
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Humidity & Gas Control
Hydration-dehydration cycling in humidity-controlled environments and reaction monitoring under controlled gas atmospheres. Suited for catalyst and battery materials research.
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Full Software Integration
Non-ambient accessories operate under software control; temperature ramps, dwell times, and measurement sequences are all programmed from the data-collection interface.

What You Wonder About

The GNR Explorer scans from −110° to +168° 2θ. The torque-motor optical-encoder drive system maintains angular accuracy better than ±0.01° across this entire range. The minimum step size of 0.0001° provides sufficient resolution for precise lattice parameter determination.

In Theta/Theta geometry, both the X-ray tube and detector arm rotate while the sample stays horizontal and stationary. This is particularly suited for loose powders, liquids, thin films, and heavy specimens — no special mounting or fixturing is required to keep the sample in the beam.

Plug & Scan means that optics, detectors, and sample stages can be exchanged without realignment. The system can be purchased in an entry-level XRPD configuration and expanded later with thin-film optics, an Eulerian cradle, or alternative detectors — each accessory installs and scans immediately.

Three detector options are available: Dectris 1D HPC (640 pixels, 50 µm) for fast, noise-free powder diffraction; Advacam MiniPix-TPX3 2D (256 × 256 pixels, 55 µm) for full 2D pattern capture and texture analysis; and Silicon Drift Detector for simultaneous EDXRF/TXRF spectroscopy alongside XRD data collection.

XRR and GID measurements require the parabolic mirror monochromator, piezoelectric sample stage, and knife-edge collimator combination. These are supplied as optional accessories and, thanks to the Plug & Scan architecture, can be used alongside the standard XRPD configuration without separate realignment.

Anka Analitik A.Ş. is the authorized distributor for GNR products in Türkiye. For a quotation, demonstration request, or technical consultation, please contact us by phone, e-mail, or WhatsApp.

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