{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["11(25)"],"submitter":["Mahmood F"],"pubmed_abstract":["Cost-effective valorization of biomass into advanced carbon remains a challenge. Here we reported a facile and ultrafast laser writing technique to convert biomass into porous graphene for electrochemical sensing. Laser-induced graphene (LIG) was synthesized from a fully biomass-based film composed of kraft lignin (KL) and cellulose nanofibers (CNFs). The LIG-based electrode was applied to detect dopamine using cyclic voltammetry (CV) and differential pulse voltammetry (DPV) techniques. Dopamine with a concentration ranging from 5 to 40 μM was detected linearly, with a sensitivity of 4.39 μA μM<sup>-1</sup> cm<sup>-2</sup>. Our study eliminated the use of synthetic polymer for lignin-based film formation. It demonstrated the feasibility of using the film fully composed of biomass for LIG f"],"journal":["RSC advances"],"pagination":["15410-15415"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8698650"],"repository":["biostudies-literature"],"pubmed_title":["Biomass-derived porous graphene for electrochemical sensing of dopamine."],"pmcid":["PMC8698650"],"pubmed_authors":["Wan C","Sun Y","Mahmood F"],"additional_accession":[]},"is_claimable":false,"name":"Biomass-derived porous graphene for electrochemical sensing of dopamine.","description":"Cost-effective valorization of biomass into advanced carbon remains a challenge. Here we reported a facile and ultrafast laser writing technique to convert biomass into porous graphene for electrochemical sensing. Laser-induced graphene (LIG) was synthesized from a fully biomass-based film composed of kraft lignin (KL) and cellulose nanofibers (CNFs). The LIG-based electrode was applied to detect dopamine using cyclic voltammetry (CV) and differential pulse voltammetry (DPV) techniques. Dopamine with a concentration ranging from 5 to 40 μM was detected linearly, with a sensitivity of 4.39 μA μM<sup>-1</sup> cm<sup>-2</sup>. Our study eliminated the use of synthetic polymer for lignin-based film formation. It demonstrated the feasibility of using the film fully composed of biomass for LIG f","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Apr","modification":"2025-04-22T09:58:38.412Z","creation":"2025-04-05T23:21:31.898Z"},"accession":"S-EPMC8698650","cross_references":{"pubmed":["35424061"],"doi":["10.1039/d1ra00735a"]}}