Results 41 to 50 of about 219,555 (344)

Lignin Biodegradation and Its Valorization

open access: yesFermentation, 2022
Lignin, a rigid polymer composed of phenolic subunits with high molecular weight and complex structure, ranks behind only cellulose in the contribution to the biomass of plants. Therefore, lignin can be used as a new environmentally friendly resource for
Lingwei Cui   +6 more
doaj   +1 more source

Enzymatic "combustion": the microbial degradation of lignin.

open access: yesAnnual Review of Microbiology, 1987
INTRODUCTION ....................................................................................................................................... 465 LIGNIN AS A SUBSTRATE ................................................................................
T. Kirk, R. Farrell
semanticscholar   +1 more source

Current Understanding of Feather Keratin and Keratinase and Their Applications in Biotechnology

open access: yesBiochemistry Research International
The food industry generates substantial keratin waste, particularly chicken feathers, which are rich in amino acids and essential nutrients. However, the insolubility of keratin presents a significant challenge to its conversion.
Thanakorn Moktip   +5 more
doaj   +1 more source

Chemical structure elucidation of milled wood lignin and cellulytic lignin from Poplar [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2008
In this paper, a novel enzymatic method was evaluated for isolation and purification of wood lignin. The chemical structure of enzymatic lignin (Cellulytic lignin) was compared with conventional Bjorkman method (Milled wood lignin).
Sayed ahmad Mirshokraei   +2 more
doaj   +1 more source

Advancing Research on Biomaterials and Biological Materials with Scanning Electron Microscopy under Environmental and Low Vacuum Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Herein, environmental scanning electron microscopy (ESEM) is discussed as a powerful extension of conventional SEM for life sciences. By combining high‐resolution imaging with variable pressure and humidity, ESEM allows the analysis of untreated biological materials, supports in situ monitoring of hydration‐driven changes, and advances the functional ...
Jendrian Riedel   +6 more
wiley   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Lignin as a UV Light Blocker—A Review

open access: yesPolymers, 2020
Lignin is the by-product of pulp and paper industries and bio-refining operations. It is available as the leading natural phenolic biopolymer in the market.
H. Sadeghifar, A. Ragauskas
semanticscholar   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

Characterization and Separation of Lignin from Kraft Black Liquor with Different Alcohols

open access: yesDrvna Industrija, 2022
The aim of this study was to investigate the properties of lignin obtained from black liquors of Scots pine (Pinus sylvestris L.) and European aspen (Populus tremula L.) woods cooked by Kraft method.
Ayhan Gençer   +3 more
doaj   +1 more source

Lignin-polysaccharide interactions in plant secondary cell walls revealed by solid-state NMR

open access: yesNature Communications, 2019
Lignin is a complex aromatic biopolymer that strengthens and waterproofs plant secondary cell walls, enabling mechanical stability in trees and long-distance water transport in xylem.
Xue Kang   +5 more
semanticscholar   +1 more source

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