@prefix this: . @prefix sub: . @prefix np: . @prefix dct: . @prefix nt: . @prefix npx: . @prefix xsd: . @prefix rdfs: . @prefix orcid: . @prefix ns1: . @prefix prov: . @prefix foaf: . sub:Head { this: np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubinfo; a np:Nanopublication . } sub:assertion { dct:description "The medium in which the actual Object Of Interest is mixed, embedded, suspended, or entailed in some way - such that a process is required to extract or separate it before an observation can be made"; a , ; rdfs:label "Background matrix", "Matrix"; sub:Medium; . } sub:provenance { sub:assertion prov:wasAttributedTo orcid:0000-0002-1297-3104 . } sub:pubinfo { orcid:0000-0002-1297-3104 foaf:name "Anastasios Papadiamantis" . this: dct:created "2025-07-24T08:28:39.982Z"^^xsd:dateTime; dct:creator orcid:0000-0002-1297-3104; dct:license ; npx:introduces ; npx:wasCreatedAt ; nt:wasCreatedFromProvenanceTemplate ns1:RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM; nt:wasCreatedFromPubinfoTemplate , ; nt:wasCreatedFromTemplate . sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDLrgIs0zCX11YIad1vf4iKrxmu/l3phA4ES5BixalXnpd5LD/znJ3GlB95mZ/KOrhGhBZyj39QaZVpQQuPTsqmigo4blW6FtTc0iWkFSNEj6dyWeavF9nJ0cSr7k6KEx3i8ue+O53k2lmF/UzG/w0cOSV71T3qVBFPupy5WMCTwwIDAQAB"; npx:hasSignature "RAY8kvO7oaRZpAJNKgJX68sFo7qyKvS3yD33hoR+xqtEFNwF7vCBc8wbXHNzgzVdJBjNaYzv+DP0i5t5Cqmj6mzVx96NnHhyUsMR5vPWl3nRk/NuDSiDVEZ/c80VV6c7i7WS/1yUrFgJuw71M4QTSL59g5CPCtuvuJ0ae4mTTn0="; npx:hasSignatureTarget this:; npx:signedBy orcid:0000-0002-1297-3104 . }