OOIR: Observatory of International Research

Papers

(The H4-Index of Biomass & Bioenergy is 44. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-07-01 to 2025-07-01.)

Article	Citations
IEA Bioenergy - Update 75	159
Coppice growth traits in sand dune willow (Salix cordata) and comparisons with two common North American shrub willows used for biomass production	152
Valorization of brewer's spent grain via systematic study of KOH activation parameters and its potential application in energy storage	133
Thermodynamic and environmental analysis of two-stage series supercritical water gasification of biomass for hydrogen production	129
Opportunities for the development of cassava waste biorefineries for the production of polyhydroxyalkanoates in Sub-Saharan Africa	122
Bioenergy potential from invasive alien plants: Environmental and socio-economic impacts in Eastern Cape, South Africa	120
Effects of increasing phenyl acid concentrations on the AD process of a multiple-biogas-reactor system	100
RSM-based co-gasification of palm oil decanter cake and sugarcane bagasse: Syngas production and biochar characteristics	94
Calcium-based catalyst prepared in the presence of biopolymer/biomass for biodiesel production: Elucidating their influence on the catalytic efficiency	93
Influencing factors and environmental feasibility analysis of agricultural waste preprocessing routes towards biofuel production – A review	91
Synthesis and modification of graphene oxide-like carbon for conversion of hemicellulose to furfural from bagasse	90
Biodiesel production from the microalgae Nannochloropsis gaditana: Optimization of the transesterification reaction and physicochemical characterization	84
A comprehensive review of biobased polyurethane and phenol formaldehyde hydrophilic foams for environmental remediation, floral, and hydroponics applications	81
Transition metal promoted combustion of rice husk and rice straw towards an energy optimized synthesis of biogenic silica	79
Bamboo - A potential lignocellulosic biomass for preparation of hard carbon anode used in sodium ion battery	79
Influence of Ca- and Al-additives on the pollutant emissions from blends of wood and straw in small-scale combustion	79
Rotation length of intensive Eucalyptus plantations: How it impacts on productive and energy sustainability	77
Low-transition temperature mixtures pretreatment and hydrothermal carbonization of corncob residues for CO2 capture materials	75
Enzymatic hydrolysate of water hyacinth with NaOH pretreatment for biobutanol production via ABE fermentation by Clostridium beijerinckii JCM 8026	73
Farmers’ willingness to introduce short-rotation tree plantations on agricultural land: A case study in southern Sweden	72
Unveiling the biogas potential of raw Agave leaf juice: Exploring a novel biomass source	71
Definition of the optimal content of used cooking oil methyl ester in blends fuelling a turbocharged diesel engine	70
Biochemical conditions for anaerobic digestion of agricultural feedstocks: A full-scale study linking elements concentration and residual methane potential	68
Study on thermal properties of bio-char prepared by photo-thermal pyrolysis	68
Unearthing the potential of organic biowastes via microbial fermentation for production of CH4 and H2 / biohythane	63

Halophilic microalga-based circular economy producing functional food by reclaiming high-salinity seafood processing sewage	62
Impact of hydrogenation on miscibility of fast pyrolysis bio-oil with refinery fractions towards bio-oil refinery integration	59
Valorization of agricultural residues using Myceliophthora thermophila as a platform for production of lignocellulolytic enzymes for cellulose saccharification	58
Development of a simple and rapid test method for potassium (RAPPOD) to ensure fuel quality of woody biomass fuels	56
Valorization of coffee residues improve bioelectricity generation and benthic nutrient removal in sediment microbial fuel cells	55
Synthesis of biodiesel from waste palm fatty acid distillate (PFAD) and dimethyl carbonate (DMC) via Taguchi optimisation method	54
Preparation of high-performance supercapacitors using bark activated carbon/polyaniline composite electrode	52
Biogas upgrading through calcium looping: Experimental validation and study of CO2 capture	52
Study of internal and external temperatures and their influence on covered lagoon digester performance	51
Enhancing corn stover to bio-jet fuel process: Valorizing lignin-enriched residue for energy, economic, and environmental benefits	51
Utilizing different food cultures for wastewater treatment and enhanced power generation in microbial fuel cells	50
Exploring the varied effects of lignin modification during deep eutectic solvents pretreatment on enzymatic cellulose hydrolysis	50
Economic feasibility analysis and environmental impact assessment for the comparison of conventional and microwave torrefaction of spent coffee grounds	49
In-situ deep eutectic solvent enhance hydrothermal carbonization of garden waste for methylene blue removal	49
Preparation and electrochemical properties of porous carbon derived from lignin	48
Fast prediction of the combustion properties of biomass pellets using hyperspectral imaging	46
Biogas purification by adsorption of hydrogen sulphide on NaX and Ag-exchanged NaX zeolites	46
The inhibition of xylanase enzymes by oligosaccharides produced during the degradation of biopolymers in biomass	46
Advancing biorefineries with ultrasonically assisted ionic liquid-based delignification: Optimizing biomass processing for enhanced bio-based product yields	45
Role of reaction parameters in hydrothermal carbonization with process water recirculation: Hydrochar recovery enhancement and energy balance	44