<resource xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://datacite.org/schema/kernel-4" xsi:schemaLocation="http://datacite.org/schema/kernel-4 http://schema.datacite.org/meta/kernel-4.1/metadata.xsd"><identifier identifierType="DOI">10.7910/DVN/LVPLRI</identifier><creators><creator><creatorName nameType="Personal">Wu, Weijie</creatorName><givenName>Weijie</givenName><familyName>Wu</familyName><nameIdentifier SchemeURI="https://orcid.org/" nameIdentifierScheme="ORCID">0000-0003-3961-8118</nameIdentifier><affiliation>Harvard University</affiliation></creator></creators><titles><title>Replication Data for: Spin squeezing in an ensemble of nitrogen-vacancy centres in diamond</title></titles><publisher>Harvard Dataverse</publisher><publicationYear>2025</publicationYear><subjects><subject>Physics</subject></subjects><contributors><contributor contributorType="ContactPerson"><contributorName nameType="Organizational">Wu, Weijie</contributorName><affiliation>Harvard University</affiliation></contributor></contributors><dates><date dateType="Submitted">2025-09-05</date><date dateType="Updated">2025-09-16</date></dates><resourceType resourceTypeGeneral="Dataset"/><relatedIdentifiers><relatedIdentifier relationType="IsSupplementTo" relatedIdentifierType="arXiv">2503.14585</relatedIdentifier></relatedIdentifiers><sizes><size>286554</size><size>2255439</size><size>2119596</size><size>611070637</size><size>867</size><size>313</size></sizes><formats><format>application/zip</format><format>application/x-ipynb+json</format><format>application/x-ipynb+json</format><format>application/zip</format><format>application/octet-stream</format><format>text/plain</format></formats><version>1.0</version><rightsList><rights rightsURI="info:eu-repo/semantics/openAccess"/><rights rightsURI="http://creativecommons.org/publicdomain/zero/1.0">CC0 1.0</rights></rightsList><descriptions><description descriptionType="Abstract">Files needed to reproduce figures and extended data in "Spin squeezing in an ensemble of nitrogen-vacancy centres in diamond". Unzip the data file and run the Jupyter notebooks, which contain multiple figures. Julia 1.9.4 and Python 3 are required.</description></descriptions><geoLocations/></resource>