{"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=en","category":"science","content":{"key_points":[],"paragraphs":["The team synthesized the alloy by arc melting under argon and combined powder X-ray diffraction and Rietveld refinement with first-principles calculations. The diffraction pattern was consistent with B2-type disorder on the Ni/Ru and Mn/Ga sublattices. Laboratory X-ray data could not reliably quantify the individual site occupancies.","Zero-field-cooled and field-cooled dc susceptibility began to separate near 48 K, and the irreversibility temperature fell as the applied field increased. Ac susceptibility, relaxation and memory measurements supported slow spin dynamics, while no clear heat-capacity anomaly appeared. The authors interpret this as a cluster-glass state; the study does not demonstrate device or application performance."],"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=en&format=csv","json":"https://newsverum.com/api/v1/articles/niru-mnga-disorder-cluster-glass-magnetism-2026/data/study-measurements?lang=en&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":"en","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":"An experimental and theoretical study found Ni/Ru and Mn/Ga site mixing in the quaternary Heusler alloy NiRuMnGa and magnetic irreversibility near 48 K. The authors report ac susceptibility, magnetic relaxation and memory measurements as evidence supporting a cluster-glass state.","text":"An experimental and theoretical study found Ni/Ru and Mn/Ga site mixing in the quaternary Heusler alloy NiRuMnGa and magnetic irreversibility near 48 K. The authors report ac susceptibility, magnetic relaxation and memory measurements as evidence supporting a cluster-glass state.\n\nThe team synthesized the alloy by arc melting under argon and combined powder X-ray diffraction and Rietveld refinement with first-principles calculations. The diffraction pattern was consistent with B2-type disorder on the Ni/Ru and Mn/Ga sublattices. Laboratory X-ray data could not reliably quantify the individual site occupancies.\n\nZero-field-cooled and field-cooled dc susceptibility began to separate near 48 K, and the irreversibility temperature fell as the applied field increased. Ac susceptibility, relaxation and memory measurements supported slow spin dynamics, while no clear heat-capacity anomaly appeared. The authors interpret this as a cluster-glass state; the study does not demonstrate device or application performance.","title":"Atomic disorder and glass-like magnetism found in NiRuMnGa alloy","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/en/news/niru-mnga-disorder-cluster-glass-magnetism-2026"},"version":"1"}