技术资料：https://iscps.westlake.edu.cn/technique/SOP-ThermoFisher-Nicolet-iS50.pdf

样品要求：粉末，薄膜，高分子材料，液体，块材料等有机无机材料

Instrument No.          20103104-9008                              Specification

Manufacture              ThermoFisher Scientific                 Model                      Nicolet iS50

Made in                     United States                                Classification No.      010409

Location                    4#220                                           Manufacture date       15/9/2019

Purchase Date           29/7/2019                                      Internet access time   1/11/2019

Main Technical specifications

1. Spectral resolution: <0.09cm-1.

2. Sensitivity: when the linear accuracy of the instrument is less than 0.07%T, the peak-to-peak SNR is 4 cm-1 in 5 seconds, > 12,000:1; 4 cm-1 measurement in 1 min, > 55,000:1; Noise peak-to-peak less than 7.910-6Abs。

3. Spectral range: 11,000-350cm-1.

4. Linear accuracy of full spectrum: ≤0.07%T. (ASTM E1421 standard method measurement)

5. Wavenumber accuracy: < 0.005cm-1.

6. Fast scan: better than 65 spectra per second (@16 cm-1), and can be upgraded to 130 spectra per second.

Main functions and features

1. Interferometer: Research-based Autotune interferometer, non-stereoscopic angle-mirror and mechanical interferometer. 3D laser Auto-TuneTM and over 100,000 times/s high-speed Continuous Dynamic Alignment ensure long-term detection with high precision, high stability and without spectral deviation and distortion.

2. Beam-splitter: equipped with KBr mid-infrared beam-splitter and CaF2 near-infrared beam-splitter, and equipped with iS50 ABX Automated Beamsplitter Exchanger Tower Unit, which can realize automatic switching of middle, near and far three-beam splitter.

5 Detector, detector: total configuration contained A DLaTGS infrared detector, 1 DLaTGS far infrared detector, 1 InGaAs near infrared detector, two liquid nitrogen cooling MCT high sensitive detector, the instrument can automatically identify, automatic switch, automatic parameter Settings, the 24 500 KHZ high precision, high speed data collection and A/D converter.

4. Built-in single reflection diamond ATR (including independent detector), suitable for all samples of condensed state (all kinds of solid and liquid), with intelligent pressure protection device, to ensure that the samples close-contact but not be damaged by pressure.

5. Aperture: it is equipped with 120 gears automatic control aperture with continuously variable accuracy to achieve high resolution and accurate measurement.

Micro-infrared accessory

6. Micro-infrared Spectrum detection range: single point MCT detector is 7800-600cm-1

7. Micro-infrared Sensitivity: SNR: ≥20000:1 (that is, peak-to-peak noise value is better than 7.2 x 10-5 Abs) (MCT detector, 100μm aperture, 4cm-1 spectral resolution, 2 min scanning).

8. Micro-infrared Spatial resolution: ≤10μm. ATR ≤3 μm

9. Microscopic bright field, dark field, polarization, DIC differential interference and fluorescent lighting

10. Micro-infrared sampling mode: transmission, reflection, sweep angle reflection and ATR

11. Micro-stage: high-precision automatic stage, 1μm precision

12. Micro-infrared ATR crystal: Ge

13. Configuration of infrared polarization accessories: built-in infrared polarization accessories

14. Near-infrared: near-infrared diffuse reflection integrating sphere

15. Transmission measurement: liquid transmission and KBr tablet

Information: https://iscps.westlake.edu.cn/technique/SOP-ThermoFisher-Nicolet-iS50.pdf

Sample requirements: powder, film, polymer material, liquid, block material and other organic and inorganic materials