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Henry Moseley Facts | Britannica
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</button> <button disabled class="next-button js-next-button position-absolute btn btn-circle shadow btn-blue " aria-label="Next"> <span class="material-icons md-24" data-icon="keyboard_arrow_right"></span> </button> </div> </div> </div> <main> <div class="md-page-wrapper"> <div id="content" class="md-content"> <div class="grid gx-0 container-lg px-0 py-lg-20 mx-auto"> <div class="col-auto"> <div class="topic-left-rail md-article-drawer position-relative d-flex border-right-sm border-left-sm open"> <div class="drawer d-flex flex-column open"> <div class="left-rail-section-content"> <div class="topic-left-rail-header text-truncate bg-gray-50 position-relative text-right d-flex align-items-center"> <div class="tlr-title px-20 py-15 text-left"> <em class="material-icons text-gray-400 d-lg-none" data-icon="toc"></em> <a class="font-serif font-weight-bold text-black link-blue" href="https://www.britannica.com/biography/Henry-Moseley">Henry Moseley</a> </div> <button aria-label="Close" class="js-sections-close-button btn-link btn-sm btn d-lg-none position-absolute top-0 p-10 right-0" > <em class="material-icons font-26" data-icon="close"></em> </button> </div> <div class="section-content pl-10 pr-20 pl-sm-50 pr-sm-60 pl-lg-5 pr-lg-10 pt-10 pt-lg-0 bg-gray-50 clear-catfish-ad"> <div class="toc mb-20"> <div class="font-serif font-14 font-weight-bold mx-15 mb-15 mt-20"> Table of Contents </div> <a href="https://www.britannica.com/biography/Henry-Moseley" class="toc-extra-link link-gray-900"> Introduction </a> <a class="toc-extra-link link-gray-900" href="https://www.britannica.com/biography/Henry-Moseley/additional-info">References & Edit History</a> <a class="toc-extra-link link-gray-900 selected" href="/facts/Henry-Moseley">Quick Facts & Related Topics</a> </div> <div class="mb-30 tlr-related-quizzes"> <div class="text-gray-900 p-5 font-serif font-14 font-weight-bold mx-10 mb-10"> Quizzes </div> <div class="imagelink-with-image-on-the-side card card-horizontal 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src="https://cdn.britannica.com/88/144788-131-ADACA20E/Michael-Faraday-John-Frederic-Daniell.jpg?w=200&h=200&c=crop" alt="Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell." width="200" height="200" /> </a> </div> <div class="card-body ilf-content"> <a class="font-weight-semi-bold d-block mb-5 font-16 ilf-title" href="/quiz/faces-of-science" >Faces of Science</a> </div> </div> <div class="imagelink-with-image-on-the-side card card-horizontal tlr-img-with-side-link ml-15 link-gray-900 mb-10" > <div class="position-relative card-media" style="flex: 0;"> <a class="ilf-image position-relative" href="/quiz/physics-and-natural-law"> <img loading="lazy" src="https://cdn.britannica.com/01/115001-131-7278E518/Enrico-Fermi-Italian-problem-physics-1950.jpg?w=200&h=200&c=crop" alt="Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950." width="200" height="200" /> </a> </div> <div class="card-body ilf-content"> <a class="font-weight-semi-bold d-block mb-5 font-16 ilf-title" href="/quiz/physics-and-natural-law" >Physics and Natural Law</a> </div> </div> </div> <div class="mb-30 tlr-related-questions"> <div class="text-gray-900 p-5 pb-0 font-serif font-14 font-weight-bold mx-10 mb-15"> Related Questions </div> <ul> <li class="link-gray-900 mb-15"><a class="" href="/question/Is-mathematics-a-physical-science">Is mathematics a physical science?</a> </li> <li class="link-gray-900 mb-15"><a class="" href="/question/Why-does-physics-work-in-SI-units">Why does physics work in SI units?</a> </li> </ul> </div> <div class="mb-30 tlr-read-next"> <div class="text-gray-900 p-5 font-serif font-14 font-weight-bold mx-10 mb-10"> Read Next </div> <div class="imagelink-with-image-on-the-side card card-horizontal tlr-img-with-side-link ml-15 link-gray-900 mb-10" > <div class="position-relative card-media" style="flex: 0;"> <a 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and create and manage the relationships between them.</p></div> </a> <div data-popper-arrow></div> </div> <span class="btn btn-link editor-link p-0 qa-byline-link font-12 byline-contributor "> The Information Architects of Encyclopaedia Britannica</span></div> <hr class="grey-box-line my-20" /> <h3 class="qa-facts">Facts</h3> <table class="quick-facts-table table font-14"> <tbody> <tr> <th scope="row" class="col-30"> Also Known As</th> <td class="%s" > Henry Gwyn Jeffreys Moseley</td> </tr> <tr> <th scope="row" class="col-30"> Born</th> <td class="BN" > November 23, 1887 • <a href="/place/England">England</a></td> </tr> <tr> <th scope="row" class="col-30"> Died</th> <td class="DI" > August 10, 1915 (aged 27) • <a href="/place/Gallipoli-Turkey">Gallipoli</a> • <a href="/place/Turkey">Turkey</a></td> </tr> <tr> <th scope="row" class="col-30"> Subjects Of Study</th> <td class="SS" > <a href="/science/Moseleys-law">Moseley’s law</a> • <a href="/science/X-ray-spectroscopy">X-ray spectroscopy</a> • <a href="/science/atomic-number">atomic number</a> • <a href="/science/chemical-element">chemical element</a> • <a href="/science/radioactivity">radioactivity</a></td> </tr> </tbody> </table> <hr class="grey-box-line my-20"/> <h3 class="qa-related-topics">Related Topics and References</h3> <div class="alert my-20"> <div class="label mb-10">Dig Deeper: More Articles That Discuss This Topic</div> <ul class="list-column column-md-2"> <li> <a class="" href="/science/atom/Rutherfords-nuclear-model#ref48359">atom: Moseley’s X-ray studies</a> </li> </ul> </div> <hr class="grey-box-line my-20" /> <h3 id="related-biographies-393528" class="qa-related-bio scroll-offset"> Related Biographies </h3> <div class="grid g-20"> <div class="col-50 col-md-33 col-lg-20"> <div class="card card-sm"> <div class="card-media" style="--aspect-ratio: 3/4"> <img loading="lazy" src="https://cdn.britannica.com/49/182349-050-E7AF5C51/James-Chadwick.jpg?h=400&w=300&c=crop" alt="James Chadwick" /> 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