{"article":{"annotation":{"article_id":"diffusion-activated-epitaxy-stabilizes-four-material-phases-2026","available_at":"2026-10-13T00:51:59.963709Z","geography_revision":"ef6ee0010dda5fe7b240fd514749b43e214c57da73222d2e40ec83b276dd0977","id":"e3d14197e823b40707e6e8989f09a42df8a5a20578b3ab56a40420b514e2fa8b","input_sha256":"0144502b63d89f440fd5f4b4ea99dacb5fd99dad8bce001503f8d5bc75be0c95","limitations":["Rule-derived subjects are candidates, not verified editorial labels or calibrated model probabilities.","Coverage is distinct from event location. Unknown country/city/coordinates remain absent; no automatic geocoding.","Article geometries keep their stated precision and methodology; reproducing them is not independent coordinate verification."],"method":"controlled-rules-v1","places":[{"admin1":null,"city":null,"coordinate_note":null,"coordinate_reference_system":"OGC:CRS84","coordinate_source":null,"country":"US","evidence":[{"field":"country","language":"en","note":"Explicit preserved editorial country/region; no city or national centroid inferred","source_urls":["https://arxiv.org/abs/2610.13859"]}],"geometry":null,"id":"iso3166-1:US","kind":"country-or-area","labels":{"ar":"الولايات المتحدة الأمريكية","en":"United States of America","es":"Estados Unidos de América","fr":"États-Unis d’Amérique"},"match_status":"candidate","precision":"regional","role":"coverage","uncertainty_m":null}],"rules_sha256":"fb5ad3c27c91cb840f7a0a05f7f64a5cb26ad0374409ff9457f277c7092e22b4","schema_version":1,"subjects":[{"concept_id":"medtop:13000000","confidence":null,"confidence_method":null,"evidence":[{"field":"category+topics","language":"en","note":"Preserved editorial category/topic; broad candidate only","source_urls":["https://arxiv.org/abs/2610.13859"]}],"method":"controlled-rules-v1","rule_id":"science-broad","status":"candidate"}],"taxonomy_revision":"1f2db31d811fca07e99b16d402c10e2cc2965c9df1c7b41d9be348b40a24e7fb","taxonomy_version":"IPTC Media Topics 2026-Q2"},"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=fr","category":"science","content":{"key_points":[],"paragraphs":["La méthode place un substrat oxyde à point de fusion élevé dans un bain liquide contenant un flux d’étain et de la poudre de cobalt. Le traitement thermique active la diffusion à sa surface tandis que son volume reste solide. L’équipe a étudié les produits formés sur LaAlO₃, LSAT et SrTiO₃ par diffraction des rayons X et microscopie électronique en transmission à balayage.","Les chercheurs ont identifié quatre phases; pour trois d’entre elles, les données de diffraction et de microscopie ne correspondaient pas aux entrées des bases de structures inorganiques expérimentales et calculées consultées. Le faible volume des échantillons a limité la détermination complète des structures cristallographiques. L’article présente cette méthode comme une voie de laboratoire pour explorer des matériaux, sans démonstration d’application ni de production à grande échelle."],"sections":[]},"corrections":[],"country":"US","data":{"blocks":[{"columns":[{"key":"quantity","label":{"ar":"الكمية المبلغ عنها","de":"Berichtete Menge","en":"Reported quantity","es":"Cantidad comunicada","fr":"Quantité rapportée","pt":"Quantidade relatada","tr":"Ölçülen veya modellenen miktar"},"language":"en","type":"text"},{"key":"value","label":{"ar":"القيمة","de":"Wert","en":"Value","es":"Valor","fr":"Valeur","pt":"Valor","tr":"Değer"},"type":"number","unit":"count"},{"key":"study_scope","label":{"ar":"نطاق الدراسة المحدد","de":"Studienspezifischer Umfang","en":"Study-specific scope","es":"Alcance específico del estudio","fr":"Périmètre propre à l’étude","pt":"Âmbito específico do estudo","tr":"Çalışmaya özgü kapsam"},"language":"en","type":"text"}],"description":{"ar":"حدد المؤلفون أربعة أطوار بلورية متميزة في تجارب على ثلاث ركائز أكسيدية؛ وهذا ليس عدد المنتجات التجارية.","de":"Die Autoren identifizierten vier verschiedene kristalline Phasen auf drei Oxidsubstraten; dies ist keine Zahl kommerzieller Produkte.","en":"The authors identified four distinct crystalline phases across experiments on three oxide substrates; this is not a count of commercial products.","es":"Los autores identificaron cuatro fases cristalinas distintas en experimentos con tres sustratos de óxido; no es un recuento de productos comerciales.","fr":"Les auteurs ont identifié quatre phases cristallines distinctes sur trois substrats oxydes; ce nombre ne correspond pas à des produits commerciaux.","pt":"Os autores identificaram quatro fases cristalinas distintas em experiências com três substratos de óxido; não é uma contagem de produtos comerciais.","tr":"Yazarlar üç oksit altlık üzerindeki deneylerde dört farklı kristal faz tanımladı; bu sayı ticari ürün çeşidi değildir."},"id":"study-result","methodology":{"ar":"عدد أوردته الورقة استناداً إلى حيود الأشعة السينية والمجهر الإلكتروني والتحليل الطيفي للأشعة السينية؛ لم تطابق ثلاثة أطوار البنى المسجلة في قواعد البيانات المفحوصة.","de":"Angabe aus Röntgenbeugung, Elektronenmikroskopie und energiedispersiver Röntgenspektroskopie; drei Phasen stimmten nicht mit Strukturen der geprüften Datenbanken überein.","en":"Count reported from X-ray diffraction, electron microscopy and energy-dispersive X-ray spectroscopy; three phases did not match structures in the databases examined.","es":"Recuento comunicado a partir de difracción de rayos X, microscopía electrónica y espectroscopia de rayos X por dispersión de energía; tres fases no coincidieron con las estructuras de las bases consultadas.","fr":"Comptage rapporté à partir de la diffraction des rayons X, de la microscopie électronique et de la spectroscopie X à dispersion d’énergie; trois phases ne correspondaient pas aux structures des bases consultées.","pt":"Contagem relatada com base em difração de raios X, microscopia eletrónica e espectroscopia de raios X por dispersão de energia; três fases não corresponderam às estruturas das bases consultadas.","tr":"X-ışını kırınımı, elektron mikroskopisi ve enerji dağılımlı X-ışını spektroskopisi sonuçlarına dayanan makale sayımı; üç fazın yapısı bilinen veri tabanı kayıtlarıyla uyuşmadı."},"rowTranslations":[{"quantity":{"ar":"الأطوار المتميزة المحددة باستخدام الإيبيتكسيا المنشطة بالانتشار","de":"Mit diffusionsaktivierter Epitaxie identifizierte Phasen","en":"Distinct phases identified with diffusion-activated epitaxy","es":"Fases distintas identificadas mediante epitaxia activada por difusión","fr":"Phases distinctes identifiées par épitaxie activée par diffusion","pt":"Fases distintas identificadas por epitaxia ativada por difusão","tr":"Difüzyonla etkinleştirilen epitaksiyle tanımlanan ayrı fazlar"},"study_scope":{"ar":"حدد المؤلفون أربعة أطوار بلورية متميزة في تجارب على ثلاث ركائز أكسيدية؛ وهذا ليس عدد المنتجات التجارية.","de":"Die Autoren identifizierten vier verschiedene kristalline Phasen auf drei Oxidsubstraten; dies ist keine Zahl kommerzieller Produkte.","en":"The authors identified four distinct crystalline phases across experiments on three oxide substrates; this is not a count of commercial products.","es":"Los autores identificaron cuatro fases cristalinas distintas en experimentos con tres sustratos de óxido; no es un recuento de productos comerciales.","fr":"Les auteurs ont identifié quatre phases cristallines distinctes sur trois substrats oxydes; ce nombre ne correspond pas à des produits commerciaux.","pt":"Os autores identificaram quatro fases cristalinas distintas em experiências com três substratos de óxido; não é uma contagem de produtos comerciais.","tr":"Yazarlar üç oksit altlık üzerindeki deneylerde dört farklı kristal faz tanımladı; bu sayı ticari ürün çeşidi değildir."}}],"rows":[{"quantity":"Distinct phases identified with diffusion-activated epitaxy","study_scope":"The authors identified four distinct crystalline phases across experiments on three oxide substrates; this is not a count of commercial products.","value":4}],"sourceUrls":["https://arxiv.org/abs/2610.13859"],"title":{"ar":"نتيجة الدراسة المعلنة","de":"Berichtetes Studienergebnis","en":"Reported study result","es":"Resultado comunicado por el estudio","fr":"Résultat rapporté de l’étude","pt":"Resultado relatado pelo estudo","tr":"Bildirilen çalışma sonucu"},"type":"table","updatedAt":"2026-10-13T00:30:25Z"}],"version":1},"data_downloads":[{"formats":{"csv":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026/data/study-result?lang=fr&format=csv","json":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026/data/study-result?lang=fr&format=json"},"id":"study-result"}],"data_types":["table"],"editorial_illustration":null,"event_id":"event-0bc24dbf-8d06-5b41-8d24-eede46a3050b","event_period":"2026-10-09","event_period_basis":"event-or-reference-period","id":"diffusion-activated-epitaxy-stabilizes-four-material-phases-2026","image":null,"importance":0.6,"language":"fr","modified_at":"2026-10-13T00:51:40+00:00","publication_basis":"publication-record","published_at":"2026-10-13T00:51:40+00:00","reading_minutes":1,"region":"world","section_illustration":null,"slug":"diffusion-activated-epitaxy-stabilizes-four-material-phases-2026","sources":[{"checkedAt":"2026-10-13","name":"arXiv","publishedAt":"2026-10-09","url":"https://arxiv.org/abs/2610.13859"}],"summary":"Une équipe dirigée par le MIT a utilisé une méthode dite d’épitaxie activée par diffusion pour stabiliser expérimentalement quatre phases cristallines distinctes. Selon le préprint, les données de diffraction et de microscopie de trois phases ne correspondaient pas aux structures des bases consultées.","text":"Une équipe dirigée par le MIT a utilisé une méthode dite d’épitaxie activée par diffusion pour stabiliser expérimentalement quatre phases cristallines distinctes. Selon le préprint, les données de diffraction et de microscopie de trois phases ne correspondaient pas aux structures des bases consultées.\n\nLa méthode place un substrat oxyde à point de fusion élevé dans un bain liquide contenant un flux d’étain et de la poudre de cobalt. Le traitement thermique active la diffusion à sa surface tandis que son volume reste solide. L’équipe a étudié les produits formés sur LaAlO₃, LSAT et SrTiO₃ par diffraction des rayons X et microscopie électronique en transmission à balayage.\n\nLes chercheurs ont identifié quatre phases; pour trois d’entre elles, les données de diffraction et de microscopie ne correspondaient pas aux entrées des bases de structures inorganiques expérimentales et calculées consultées. Le faible volume des échantillons a limité la détermination complète des structures cristallographiques. L’article présente cette méthode comme une voie de laboratoire pour explorer des matériaux, sans démonstration d’application ni de production à grande échelle.","title":"Une nouvelle méthode d’épitaxie stabilise quatre phases cristallines métastables","topics":[],"translations":[{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=tr","language":"tr","url":"https://newsverum.com/tr/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=en","language":"en","url":"https://newsverum.com/en/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=ar","language":"ar","url":"https://newsverum.com/ar/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=fr","language":"fr","url":"https://newsverum.com/fr/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=es","language":"es","url":"https://newsverum.com/es/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=de","language":"de","url":"https://newsverum.com/de/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},{"api_url":"https://newsverum.com/api/v1/articles/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026?lang=pt","language":"pt","url":"https://newsverum.com/pt/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"}],"url":"https://newsverum.com/fr/news/diffusion-activated-epitaxy-stabilizes-four-material-phases-2026"},"version":"1"}