{"article":{"annotation":{"article_id":"niru-mnga-disorder-cluster-glass-magnetism-2026","available_at":"2026-10-13T01:40:30.629958Z","geography_revision":"ef6ee0010dda5fe7b240fd514749b43e214c57da73222d2e40ec83b276dd0977","id":"5583b7c2677b6c36b22f9483cf53eba14f5c5e5b5bedf5f7dd4dd2b38d5d9af8","input_sha256":"d8964562eaf990a470ffe9255012dc519f9acf935ee175acfd6a3cc59be40d4b","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":"IN","evidence":[{"field":"country","language":"en","note":"Explicit preserved editorial country/region; no city or national centroid inferred","source_urls":["https://arxiv.org/abs/2610.13107"]}],"geometry":null,"id":"iso3166-1:IN","kind":"country-or-area","labels":{"ar":"الهند","en":"India","es":"India","fr":"Inde"},"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/2610.13107"]}],"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/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=fr","category":"science","content":{"key_points":[],"paragraphs":["L’équipe a synthétisé l’alliage par fusion à l’arc sous argon et combiné diffraction des rayons X sur poudre, affinement de Rietveld et calculs de premiers principes. Le diffractogramme concordait avec un désordre de type B2 sur les sous-réseaux Ni/Ru et Mn/Ga. Les données de diffraction de laboratoire ne permettaient pas de quantifier fiablement les occupations atomiques.","Les susceptibilités continues après refroidissement sans champ et sous champ se sont séparées vers 48 K; la température d’irréversibilité diminuait lorsque le champ augmentait. Les mesures de susceptibilité alternative, de relaxation et de mémoire étayent une dynamique lente des spins, sans anomalie nette de capacité thermique. Les auteurs interprètent ces résultats comme un état verre de clusters; aucune performance de dispositif ou d’application n’est démontrée."],"sections":[]},"corrections":[],"country":"IN","data":{"blocks":[{"columns":[{"key":"quantity","label":{"ar":"الكمية المبلغ عنها","de":"Berichtete Größe","en":"Reported quantity","es":"Cantidad comunicada","fr":"Quantité rapportée","pt":"Quantidade relatada","tr":"Bildirilen nicelik"},"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","de":"Umfang der Studie","en":"Study scope","es":"Alcance del estudio","fr":"Périmètre de l’étude","pt":"Âmbito do estudo","tr":"Çalışmanın kapsamı"},"language":"en","type":"text"}],"description":{"ar":"يعرض الجدول النتائج ضمن نطاق التجربة أو النموذج في هذه الدراسة فقط.","de":"Die Tabelle enthält nur Ergebnisse aus dem experimentellen oder modellierten Umfang dieser Studie.","en":"The table reports only findings within this study’s experimental or model scope.","es":"La tabla presenta solo resultados del ámbito experimental o del modelo del estudio.","fr":"Le tableau présente uniquement les résultats dans le cadre expérimental ou numérique de cette étude.","pt":"A tabela apresenta apenas resultados do âmbito experimental ou do modelo deste estudo.","tr":"Tablo yalnızca bu çalışmanın deney veya model kapsamındaki bildirimlerini verir."},"id":"study-measurements","methodology":{"ar":"استُمدت الكمية والنطاق من قسمي المنهج والنتائج في النسخة الأولى على arXiv بتاريخ 9 أكتوبر 2026؛ ولا ينبغي تعميمهما خارج الدراسة.","de":"Menge und Umfang stammen aus Methoden und Ergebnissen der ersten arXiv-Version vom 9. Oktober 2026; sie sind nicht über die Studie hinaus zu verallgemeinern.","en":"Quantity and scope are taken from the methods and results of the first arXiv version dated 9 October 2026; they should not be generalized beyond the study.","es":"La cantidad y el alcance proceden de los métodos y resultados de la primera versión de arXiv del 9 de octubre de 2026; no deben generalizarse más allá del estudio.","fr":"La quantité et le périmètre proviennent des méthodes et résultats de la première version arXiv du 9 octobre 2026; ils ne doivent pas être généralisés au-delà de l’étude.","pt":"A quantidade e o âmbito provêm dos métodos e resultados da primeira versão no arXiv, de 9 de outubro de 2026; não devem ser generalizados para além do estudo.","tr":"Miktar ve kapsam, arXiv’de 9 Ekim 2026 tarihli ilk sürümün yöntem ve sonuç bölümlerinden alınmıştır; çalışma dışına genellenmemelidir."},"rowTranslations":[{"quantity":{"ar":"وسائل القياس الإضافية لديناميات الدوران البطيئة","de":"Zusätzliche Messverfahren für langsame Spin-Dynamik","en":"Additional experimental probes of slow spin dynamics","es":"Métodos experimentales adicionales de dinámica lenta de espín","fr":"Méthodes expérimentales complémentaires des dynamiques lentes de spin","pt":"Métodos experimentais adicionais de dinâmica lenta de spin","tr":"Yavaş spin dinamiklerini inceleyen ek deney yöntemi"},"study_scope":{"ar":"استُخدمت قياسات القابلية المتناوبة والاسترخاء المغناطيسي وتأثير الذاكرة لدعم تفسير الحالة الزجاجية العنقودية؛ ولم يحدد حيود الأشعة السينية المختبري إشغال المواقع كمياً.","de":"Wechselstromsuszeptibilität, magnetische Relaxation und Gedächtniseffekt stützen die Deutung als Cluster-Glas; die Laborbeugung quantifizierte die Platzbesetzungen nicht.","en":"Ac susceptibility, magnetic relaxation and memory-effect measurements were used to support the cluster-glass interpretation; laboratory X-ray diffraction did not resolve site occupancies quantitatively.","es":"Las medidas de susceptibilidad alterna, relajación magnética y efecto memoria respaldan la interpretación de vidrio de clústeres; la difracción de laboratorio no cuantificó las ocupaciones de sitio.","fr":"Les mesures de susceptibilité alternative, de relaxation magnétique et d’effet mémoire étayent l’interprétation verre de clusters; la diffraction de laboratoire n’a pas quantifié les occupations des sites.","pt":"Medidas de suscetibilidade AC, relaxação magnética e efeito de memória apoiam a interpretação de vidro de clusters; a difração de laboratório não quantificou as ocupações dos sítios.","tr":"AC duyarlılık, manyetik gevşeme ve bellek etkisi ölçümleri küme-cam yorumunu desteklemek için kullanıldı; laboratuvar X-ışını kırınımı site doluluklarını nicel ayırmadı."}}],"rows":[{"quantity":"Additional experimental probes of slow spin dynamics","study_scope":"Ac susceptibility, magnetic relaxation and memory-effect measurements were used to support the cluster-glass interpretation; laboratory X-ray diffraction did not resolve site occupancies quantitatively.","value":3}],"sourceUrls":["https://arxiv.org/abs/2610.13107"],"title":{"ar":"القياسات التي أبلغت عنها الدراسة","de":"In der Studie berichtete Messungen","en":"Measurements reported by the study","es":"Mediciones comunicadas por el estudio","fr":"Mesures rapportées par l’étude","pt":"Medições relatadas pelo estudo","tr":"Çalışmada bildirilen ölçümler"},"type":"table","updatedAt":"2026-10-13T01:18:09Z"}],"version":1},"data_downloads":[{"formats":{"csv":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026/data/study-measurements?lang=fr&format=csv","json":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026/data/study-measurements?lang=fr&format=json"},"id":"study-measurements"}],"data_types":["table"],"editorial_illustration":null,"event_id":"event-4f974d93-eb10-5b92-8c5e-322d9d97e100","event_period":"2026-10-09","event_period_basis":"source-review","id":"niru-mnga-disorder-cluster-glass-magnetism-2026","image":null,"importance":0.6,"language":"fr","modified_at":"2026-10-13T01:40:12+00:00","publication_basis":"publication-record","published_at":"2026-10-13T01:40:12+00:00","reading_minutes":1,"region":"world","section_illustration":null,"slug":"niru-mnga-disorder-cluster-glass-magnetism-2026","sources":[{"checkedAt":"2026-10-13","name":"arXiv","publishedAt":"2026-10-09","url":"https://arxiv.org/abs/2610.13107"}],"summary":"Une étude expérimentale et théorique a relevé des échanges de sites Ni/Ru et Mn/Ga dans l’alliage de Heusler quaternaire NiRuMnGa, ainsi qu’une irréversibilité magnétique vers 48 K. Les auteurs présentent la susceptibilité alternative, la relaxation et les mesures de mémoire comme des indices d’un état verre de clusters.","text":"Une étude expérimentale et théorique a relevé des échanges de sites Ni/Ru et Mn/Ga dans l’alliage de Heusler quaternaire NiRuMnGa, ainsi qu’une irréversibilité magnétique vers 48 K. Les auteurs présentent la susceptibilité alternative, la relaxation et les mesures de mémoire comme des indices d’un état verre de clusters.\n\nL’équipe a synthétisé l’alliage par fusion à l’arc sous argon et combiné diffraction des rayons X sur poudre, affinement de Rietveld et calculs de premiers principes. Le diffractogramme concordait avec un désordre de type B2 sur les sous-réseaux Ni/Ru et Mn/Ga. Les données de diffraction de laboratoire ne permettaient pas de quantifier fiablement les occupations atomiques.\n\nLes susceptibilités continues après refroidissement sans champ et sous champ se sont séparées vers 48 K; la température d’irréversibilité diminuait lorsque le champ augmentait. Les mesures de susceptibilité alternative, de relaxation et de mémoire étayent une dynamique lente des spins, sans anomalie nette de capacité thermique. Les auteurs interprètent ces résultats comme un état verre de clusters; aucune performance de dispositif ou d’application n’est démontrée.","title":"Désordre atomique et magnétisme vitreux observés dans l’alliage NiRuMnGa","topics":[],"translations":[{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=tr","language":"tr","url":"https://newsverum.com/tr/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=en","language":"en","url":"https://newsverum.com/en/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=ar","language":"ar","url":"https://newsverum.com/ar/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=fr","language":"fr","url":"https://newsverum.com/fr/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=es","language":"es","url":"https://newsverum.com/es/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=de","language":"de","url":"https://newsverum.com/de/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},{"api_url":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026?lang=pt","language":"pt","url":"https://newsverum.com/pt/news/niru-mnga-disorder-cluster-glass-magnetism-2026"}],"url":"https://newsverum.com/fr/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},"version":"1"}