A Method for Determining the Components of Strongly Absorbing Biological Particles in the Target Waveband

A technology of biological particles and determination methods, which is applied to the analysis of materials, instruments, etc., can solve the problems of high experimental expenses, high cost, and long time consumption, and achieve the effect of wide screening range, simple method, and short time consumption

Active Publication Date: 2020-12-01
NAT UNIV OF DEFENSE TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the analysis of the electromagnetic absorption characteristics of biological particles based on spectroscopy technology has the following three problems: first, the cost is high, and equipment such as a spectrometer or centrifuge is required for each measurement, and high experimental costs need to be paid; second, it is time-consuming, Each measurement needs to complete multiple procedures from biological particle cultivation, separation, tableting, and centrifugation; third, the test results do not have the significance of promotion, and only represent the electromagnetic absorption characteristics of a certain type of biological particles, or the electromagnetic absorption characteristics of limited types of biological particles. Relative Strength of Traits

Method used

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  • A Method for Determining the Components of Strongly Absorbing Biological Particles in the Target Waveband
  • A Method for Determining the Components of Strongly Absorbing Biological Particles in the Target Waveband
  • A Method for Determining the Components of Strongly Absorbing Biological Particles in the Target Waveband

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0078] 1. Obtain the electromagnetic wave absorption values ​​of water, protein, polysaccharide and lipid in the 1~3μm target band from the biological matter-electromagnetic wave absorption characteristic space, respectively:

[0079]

[0080] After sorting according to the electromagnetic wave absorption value, the biological substances corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value in the target band of 1-3 μm are water and lipid respectively, that is, the absorption ability of water is the strongest, and the absorption ability of lipid is the weakest.

[0081] 2. According to the constraints of biological matter content, determine the water and lipid content corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value in the 1~3μm target band: the maximum content of water is 95%, and the minimum content of lipid is 1%. Therefore, the conten...

Embodiment 2

[0088] 1. Obtain the electromagnetic wave absorption values ​​of water, protein, polysaccharide and lipid in the 3~5μm target band from the biological matter-electromagnetic wave absorption characteristic space, respectively:

[0089]

[0090] After sorting according to the electromagnetic wave absorption value, the biological substances corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value in the 3-5 μm target band are protein and water, respectively, that is, protein has the strongest absorption ability, and water has the weakest absorption ability.

[0091] 2. According to the constraints of biological matter content, determine the protein and water corresponding to the maximum and minimum electromagnetic wave absorption values ​​in the 3~5μm target band: the highest content of protein is 20%, and the lowest content of water is 70%. Therefore, the content of protein in ideal strong absorbing bioparticles i...

Embodiment 3

[0098]1. Obtain the electromagnetic wave absorption values ​​of water, protein, polysaccharide and lipid at the frequency point of 22GHz from the space of biological matter-electromagnetic wave absorption characteristics:

[0099]

[0100] After sorting according to the electromagnetic wave absorption value, the biological substances corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value at the frequency point of 22GHz are water and lipid respectively, that is, water has the strongest absorption ability, and lipid has the weakest absorption ability.

[0101] 2. According to the constraints of biological matter content, determine the water and lipid content corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value at the 22GHz frequency point: the highest content of water is 95%, and the lowest content of lipid is 1%. Therefore, the content of water...

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Abstract

The invention discloses a method for determining components of highly absorbing biological particles under a target wave band, comprising: constructing a biological matter-electromagnetic wave absorption characteristic space, a biological particle biological matter-composition ratio sample space, and a biological particle-electromagnetic wave absorption characteristic sample space; Obtain the electromagnetic wave absorption value of each biological substance under the target band and sort it; determine the biological substance content corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value under the target wave band; obtain the biological substance content corresponding to the maximum electromagnetic wave absorption value and the minimum electromagnetic wave absorption value Close multiple groups of biological substance composition ratio; obtain the electromagnetic wave absorption value of the biological particles composed of each group of biological substance composition ratio under the target band; select the biological substance composition ratio corresponding to the maximum electromagnetic wave absorption value as the group of strongly absorbing biological particles under the target wave band point. The present invention can quickly and accurately obtain the optimal composition of biological particles with the strongest absorption capacity.

Description

technical field [0001] The invention belongs to the field of biotechnology, and in particular relates to a method for determining components of highly absorbing biological particles in a target wave band. Background technique [0002] Bioaerosol is an aerosol structure composed of a large number of biological particles suspended in the air, which can be produced in two ways: natural generation and artificial generation. Biological particles are mainly composed of water, protein, polysaccharide, lipid and other substances. These substances have certain absorption effects, even strong absorption effects, in different frequency bands and frequency points. Using biological particles as raw materials, it will be able to generate strong absorption in the target frequency band (strong absorption means that under the same test conditions, the absorption intensity of biological particles per unit mass to target bands or target frequency points is the same as that of pure water to tar...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01N15/00
CPCG01N15/00
Inventor 胡以华顾有林孙杜娟杨星王磊王耀北王迪石亮方佳节
Owner NAT UNIV OF DEFENSE TECH
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