Carbon foam derived from co-carbonization of lignin and petroleum asphalt for high-efficiency solar evaporators.

RSC Adv · 2026 · PMC12893080 · PMID 41684403

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a decreasing trendno p-value reported

This phenomenon indicated that both the bulk density and oxidation yield of carbon foam precursors (F1–F3 samples) exhibited a decreasing trend with increasing proportions of petroleum asphalt.

also in 47,180 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.