Raman microspectrometer technology: principles, applications and excellence of 1064 nm laman spectrometer
In the field of modern analytical detection, the laman microspectral analysis method, with its unique technological advantages, has become a vital tool in scientific research and industrial production. It is based on the raman dispersive effect, which allows for critical information on molecular vibrations and rotations by analysing the dispersive spectrum at different frequencies from the input light, leading to an in-depth study of molecular structures。
Raman's microspectroscopy
The core of the raman microspectral instrument lies in the interaction of lasers with material molecules. When the laser is irradiated to the sample, a dispersive spectra is created, which is divided mainly into reilly and laman. Reilly is dispersing with the same frequency as the input light, while the dispersing light frequency of laman is altered。
The laman dispersion also consists of stokes dispersion and anti-stokes dispersion. When the molecule moves from low-energy to high-energy, absorbing energy, the photons lose part of their energy, the frequency becomes smaller, creating stokes dispersing; on the other hand, the molecule moves from high-energy to low-energy, releasing energy, giving the photons energy, increasing the frequency, forming antistox dispersion. Since most of the room temperature molecules are in the basic state, with less than 1 per cent of the motivational probability, the stokes dispersive strength is much greater than that of the anti-stox dissemination, commonly referred to as the laman dissemination mainly refers to stokes。
In the laman microspectroscopy map, the cross-reference is the laman position shift, i. E. The difference in frequency between the dispersing light and the incoming light v, expressed as the wave number (cm - 1); and even the coordinates are the relative strength values。
1064 nm raman spectrometer: principle-based advanced equipment
The 1064 nm laman spectrometer of aeroplanes, the hand-held laman spectrometer of drugs, the portable laman spectrometer and, at the same time, the box-based laman spectrometer, are excellent equipment based on the raman spectrometer principle. It uses 1064 nm to stimulate light, has super-high fluorescent inhibitions and is effective in reducing it. The light background interference with the laman microspectral instrument is particularly relevant for the detection of high-fluorescent products。
Multidisciplinary drug analysis for the laman microspectral instrument
In drug analysis, the laman microspectral instrument achieves comprehensive quality control, component identification and drug identification. It allows the quantification of active ingredients of drugs in different formulations and provides an important basis for multi-crystal screening. 1064 nm raman spectrometers allow rapid testing of pharmaceutical raw materials and finished products in pharmaceutical laboratories to ensure that the quality of the drugs meets standards。
Mineral analysis
The laman microspectral instrument is a powerful tool for mineral representation and detection of water and organic/inorganic carbon patterns. It can effectively quantify the proportion of minerals in rocks and soils on planetary surfaces, and plays an important role in the identification of antiquities, the identification of gemstones, etc. The 1064 nm raman spectroscopy is small and easy to carry and allows for the non-destructive detection of objects at archaeological sites, helping to determine the material and age of the objects。
Material analysis
As one of the authoritative methods of material analysis, the raman microspectroscopy is applied to various material systems such as superconductors, semiconductors, carbon materials, nanomaterials, etc. It provides detailed information on the material structure, such as molecular structure and composition, stereotyping, crystallization and orientation, molecular interaction and surface and interface structure. 1064 nm raman spectrometers allow rapid analysis of materials in laboratories and provide key data for material research。
Characteristic analysis of the laman microspectral machine
Strengths
Non-destructive testing: no damage to samples, no damage to samples, no damage to samples, applicable to analyses of valuable cultural objects, biological samples, etc. 1064 nm raman spectrometers have this advantage and can be quickly tested without damage to samples。
Easy operation: instruments are easy to use without complex operating processes. The 1064 nm raman spectrometer uses the android system, which makes the interface simple and less operational。
High heterogeneity: the raman microspectral instrument has molecular fingerprint properties and provides unique information on samples for the precise identification of substances. The 1064 nm raman spectrometer contains an excellent raman spectroscopy recognition algorithm that allows non-discriminatory detection of substances and easy identification of substances。
High sensitivity: to detect a low sensitivity to ppt, capable of detecting trace substances and meeting the need for microanalysis。
High stability: the instrument has good stability and reliability, is easy to use and has little maintenance。
Quickness of analysis: molecular structure analysis is usually available within 2m to improve detection efficiency。
Broad scope of application: samples that measure solids, liquids, gases, etc。
Microanalysis: the sample demand is low and the 1064 nm laman spectrometer requires very few samples at the time of testing to meet the need for microanalysis。
Disadvantages
Weak signals: laman light is generally less powerful, with a relatively small area of dispersion, leading to lower detection of signals and higher sensitivity to instruments。
Vulnerability to fluorescent: the fluorescent background interferes with the laman microspectral instrument and affects the accuracy and reliability of measurements. However, 1064 nm raman spectrometers alleviate the problem to some extent on the basis of ultra-high fluorescent inhibition of light from 1064 nm。
High instrument costs: the relatively high price of the high performance laman microspectral instrument limits its application to some extent。
Non-linear problems of curves: in the course of the fourier conversion spectrum analysis, non-linear problems of curves often arise and complex data processing and correction are required。
There is a risk of contamination: the introduction of any substance would result in some degree of contamination of the detectable system, which could introduce errors and have an impact on the results of the analysis。
The 1064 nm raman spectrometer of the aeroplane is extremely small, less than 1. 2 kg, and is easily carried. It applies to various sites, such as customs, public security, laboratories, workshops, warehouses, docks, etc., and allows for rapid identification of such items as drugs, perishable chemicals, explosives, jewellery, raw materials, etc. At the same time, it supports users in adding their own spectrograph data, which is highly flexible and adaptable. It also provides users with comprehensive technical support and services, such as the creation, methodology and validation of the spectrograph library, and iq/op/pq certification support, and makes users more secure in their use. The raman microspectrospectrometer technology is evolving and 1064 nm raman spectrometers provide reliable solutions to detection needs in various fields with their superior performance. #lamanspectrometer #
