[HTML][HTML] Conversion of highly polymerized lignin into monophenolic products via pyrolysis: A comparative study of acidic and alkaline depolymerization pretreatments …

X Yue, J Lin, T Suopajärvi, O Mankinen… - Chemical Engineering …, 2023 - Elsevier
Converting industrial residual lignin into monophenolic compounds remains a formidable
challenge within biorefinery processes, especially when dealing with highly polymerized …

Solvent effect on the production of spherical lignin nanoparticles

Y Ma, Y Liao, Z Jiang, Q Sun, X Guo, W Zhang, C Hu… - Green …, 2023 - pubs.rsc.org
Controlling the self-assembly behaviors of soluble lignin oligomers is key to construct
uniformly spherical lignin nanoparticles (LNPs) and benefit to their specific applications …

Comparison of lignin fractions isolated from wheat straw using alkaline and acidic deep eutectic solvents

X Yue, T Suopajarvi, O Mankinen… - Journal of agricultural …, 2020 - ACS Publications
This study aims to examine the characteristics of two solid lignin fractions isolated from
wheat straw using alkaline and acidic deep eutectic solvents (DESs). The chemical …

The production of commercial organic amendments and fertilisers by composting of two-phase olive mill waste (“alperujo”)

G Tortosa, JA Alburquerque, G Ait-Baddi… - Journal of Cleaner …, 2012 - Elsevier
Nowadays, the main concern for the Spanish olive oil industry is the disposal of the huge
amounts (about 5 Mt in the last olive oil campaign, 2010–2011) of the two-phase olive mill …

Antioxidant properties of tea investigated by EPR spectroscopy

M Polovka, V Brezová, A Staško - Biophysical Chemistry, 2003 - Elsevier
The antioxidant properties of green, black and mixed (fruit) tea samples of different origin
were investigated by means of EPR spectroscopy. A six line EPR spectrum of solid tea …

Effect of γ-irradiation on antioxidant activity of black pepper (Piper nigrum L.)

M Suhaj, J Rácová, M Polovka, V Brezová - Food chemistry, 2006 - Elsevier
Antioxidant activity and EPR investigations of irradiated ground black pepper (Piper nigrum
L.) were evaluated. The black pepper was exposed to γ-irradiation at doses from 5 to 30 …

Fractionation of lignin from corncob with high− yield p− coumaric acid production in deep eutectic solvents followed by pyrolysis to produce monophenols

M Lu, S Sun, X Li, Q Liu, W Zhang, X Qiu - International Journal of …, 2025 - Elsevier
Two distinctive aromatic units, p− coumarate and ferulate, exist in corncob lignin, which have
the potential to yield p− coumaric acid (pCA) and ferulic acid (FA). Although pCA and FA are …

Advances in surface properties characterization and modification for lignin

Q Shen - International Journal of Biological Macromolecules, 2023 - Elsevier
Renewed interests on lignin and its derivatives have led to increasingly more investigations
due to the problems in environmental impact while with the great reuse possibilities for …

Copper, nickel and zinc speciation in a biosolid-amended soil: pH adsorption edge, μ-XRF and μ-XANES investigations

Y Mamindy-Pajany, S Sayen… - … science & technology, 2014 - ACS Publications
Metal solid phase speciation plays an important role in the control of the long-term stability of
metals in biosolid-amended soils. The present work used pH-adsorption edge experiments …

EPR investigations of gamma-irradiated ground black pepper

M Polovka, V Brezová, A Staško, M Mazúr… - Radiation Physics and …, 2006 - Elsevier
The γ-radiation treatment of ground black pepper samples resulted in the production of three
paramagnetic species (GI–GIII) which arise from a different origin and have different thermal …