Lignocellulosic Biomass Characterization
Lignocellulosic Biomass Characterization - Related Videos
10:42
Pretreatment of Lignocellulosic Biomass with Low-cost Ionic Liquids
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Cited by 67 •
2016
The pretreatment of lignocellulosic biomass with protic low-cost ionic liquids is shown, resulting in a delignified cellulose-rich pulp and a purified lignin. The pulp gives rise to high glucose yields after enzymatic saccharification.
06:19
Fractionation of Lignocellulosic Biomass using the OrganoCat Process
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Cited by 7 •
2021
OrganoCat is a method for the pretreatment and fractionation of lignocellulose under mild conditions into lignin, fermentable sugars, and cellulose pulp. In a biogenic, biphasic solvent system of water and 2-methyltetrahydrofuran with 2,5-furancarboxylic acid as catalyst, the OrganoCat products are separated in situ for straightforward product recovery.
12:04
Comprehensive Compositional Analysis of Plant Cell Walls (Lignocellulosic biomass) Part I: Lignin
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Cited by 327 •
2010
Plant biomass is a major carbon-neutral renewable resource that could be used for the production of biofuels. Plant biomass consists mainly of cell walls, a structurally complex composite material termed lignocellulosics. Here we describe a protocol for a comprehensive analysis of the content and composition of the polyphenolic lignin.
10:46
Comprehensive Compositional Analysis of Plant Cell Walls (Lignocellulosic biomass) Part II: Carbohydrates
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Cited by 300 •
2010
Plant biomass is a major carbon-neutral renewable resource that could be used for the production of biofuels. Plant biomass consists mainly of cell walls, a structurally complex composite material termed lignocellulosics. Here we describe a protocol for a comprehensive analysis of the content and composition of wall derived carbohydrates.
09:30
Ammonia Fiber Expansion (AFEX) Pretreatment of Lignocellulosic Biomass
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Cited by 66 •
2020
Ammonia fiber expansion (AFEX) is a thermochemical pretreatment technology that can convert lignocellulosic biomass (e.g., corn stover, rice straw, and sugarcane bagasse) into a highly digestible feedstock for both biofuels and animal feed applications. Here, we describe a laboratory-scale method for conducting AFEX pretreatment on lignocellulosic biomass.
FAQs
Their relative amounts and arrangement help determine how readily plant cell walls respond to milling, pretreatment, enzymatic hydrolysis, or microbial conversion. Characterization connects chemical composition with structural resistance to breakdown, while measurements of associated minerals and extractives provide additional compositional context. This relationship helps researchers anticipate whether a feedstock can release fermentable sugars efficiently or may require more intensive processing.
Chemical measurements describe the major structural components and associated materials, whereas physical measurements capture moisture content and particle properties. Spectroscopic methods add information about biomass structure and composition. Considering these results together provides a more complete assessment than relying on a single measurement, because processing behavior depends on both what the material contains and how its structure presents those components.
Moisture content and particle properties are important because they describe physical conditions that can affect how biomass responds during processing. Characterization records these features alongside chemical composition and structure, allowing researchers to relate material condition to milling, pretreatment, enzymatic hydrolysis, and microbial conversion. The resulting profile supports more informed comparisons among feedstocks and helps explain differences in process performance.
Resistance to breakdown reflects the interaction between biomass composition and plant cell-wall structure. Characterization identifies these features before researchers apply processes designed to disrupt the wall and release fermentable sugars. Comparing structural information with the response to pretreatment or hydrolysis can therefore clarify why some materials are more difficult to convert, supporting feedstock selection and process-efficiency studies.
A practical workflow begins by assessing the material's chemical composition, then examining physical properties such as moisture content and particle characteristics. Researchers can add spectroscopic analysis to investigate composition and structure, and evaluate resistance to breakdown in relation to intended processing. Combining these observations creates a feedstock profile that links measurable properties with likely behavior during downstream conversion.
It is useful when researchers must select or compare plant-derived feedstocks for biofuel production, bioproduct synthesis, biodegradation studies, or agricultural waste valorization. The measurements show how composition, structure, moisture, and particle properties may affect conversion. This information can guide the choice of material and processing strategy while supporting efforts to improve efficiency and sustainability in biomass-based technologies.
In biological conversion, characterization helps connect plant-cell-wall properties with enzymatic hydrolysis and microbial conversion. Researchers can determine whether a material's composition and resistance to breakdown may limit access to fermentable sugars after pretreatment. These data provide biological context for studying biodegradation and help evaluate which agricultural residues or other feedstocks are suitable for conversion into fuels or bioproducts.