Results 31 to 40 of about 17,862 (264)

ABOUT THE COMPOSITION AND NEUTRON ACTIVATION RADIOGRAPHY OF TOPAZ CRYSTALS FROM AN AUTHOR’S COLLECTION [PDF]

Минералогия
The composition of zoned, zoned-sectorial or relatively homogeneous small topaz crystals from granite pegmatites of Ukraine (Volyn) and Russia (Ilmeny State Reserve in South Urals, Orlovskoe and Sherlovaya Gora deposits in Transbaikalia, and Zabytoe ...
V.I. Popova, V.A. Popov, M.A. Rassomakhin   +2 more
doaj   +1 more source

Preparação de mulita a partir do mineral topázio Preparation of mullite from topaz

Cerâmica, 2004
Mulita é o único composto termodinamicamente estável no sistema binário Al2O3 - SiO2, na faixa 70,5 a 74,0% em peso de Al2O3. Mulita metaestável na faixa de 74 a 83,6% de Al2O3, entretanto, pode ser obtida.
R. R. Monteiro, A. C. S. Sabioni, G.M. da Costa   +2 more
doaj   +1 more source

Physical activity interventions to improve physical function in temporarily non-ambulant older persons: a scoping review

Frontiers in Aging
IntroductionOlder persons who are temporarily non-ambulant are often confronted with the adverse health effects of physical inactivity. These adverse health effects include sarcopenia, reduced strength, reduced health-related quality of life and ...
Elma van Garderen, Elma van Garderen, Mandy Visser, Wilco P. Achterberg, Wilco P. Achterberg   +4 more
doaj   +1 more source

Durvalumab plus chemotherapy in advanced biliary tract cancer: 3-year overall survival update from the phase III TOPAZ-1 study.

Journal of Hepatology
BACKGROUND At the TOPAZ-1 (NCT03875235) primary analysis, durvalumab plus gemcitabine and cisplatin (GemCis) significantly improved overall survival (OS) in advanced biliary tract cancer (aBTC).
Do-Youn Oh, A. He, Shu-Kui Qin, Li-Tzong Chen, T. Okusaka, J. W. Kim, T. Suksombooncharoen, M. Lee, M. Kitano, H. Burris, M. Bouattour, S. Tanasanvimon, R. Zaucha, A. Avallone, J. Cundom, A. Kuzko, Julie Wang, I. Xynos, A. Vogel, J. Valle   +19 more
semanticscholar   +1 more source

Durvalumab or placebo plus gemcitabine and cisplatin in participants with advanced biliary tract cancer (TOPAZ-1): updated overall survival from a randomised phase 3 study.

The Lancet Gastroenterology and Hepatology
BACKGROUND In the preplanned interim analysis of the TOPAZ-1 study, durvalumab plus gemcitabine-cisplatin significantly improved overall survival versus placebo plus gemcitabine-cisplatin in participants with advanced biliary tract cancer.
D. Oh, A. He, Mohamed Bouattour, T. Okusaka, Shu-Kui Qin, Li-Tzong Chen, M. Kitano, Choong-kun Lee, J. W. Kim, Ming-Huang Chen, Thatthan Suksombooncharoen, M. Ikeda, M. Lee, Jen-Shi Chen, Piotr Potemski, H. Burris, V. Ostwal, S. Tanasanvimon, C. Morizane, R. Zaucha, M. McNamara, A. Avallone, J. Cundom, V. Breder, B. Tan, S. Shimizu, D. Tougeron, L. Evesque, M. Petrova, D. Zhen, R. Gillmore, V. G. Gupta, F. Dayyani, Joon Oh Park, G. Buchschacher, F. Rey, H. Kim, Julie Wang, C. Morgan, N. Rokutanda, M. Żotkiewicz, A. Vogel, J. Valle   +42 more
semanticscholar   +1 more source

P-T path fluid evolution in the Gross Spitzkoppe granite stock, Namibia [PDF]

Bulletin of the Geological Society of Finland, 2002
The Gross Spitzkoppe granite stock (GSS) is a zoned 30 km2 epizonal intrusion that consists of three main granites: 1) medium-grained biotite granite (marginal), 2) a coarse-grained biotite granite, and 3) a central, porphyritic granite.
S. Frindt, M. Poutiainen
doaj   +1 more source

Efficacy and Safety of Alemtuzumab Through 9 Years of Follow-up in Patients with Highly Active Disease: Post Hoc Analysis of CARE-MS I and II Patients in the TOPAZ Extension Study

CNS Drugs, 2020
Alemtuzumab efficacy versus subcutaneous interferon-β-1a (SC IFNB-1a) was demonstrated over 2 years in patients with relapsing-remitting multiple sclerosis, with continued efficacy over 7 additional years.
T. Ziemssen, Ann D. Bass, R. Berkovich, G. Comi, S. Eichau, J. Hobart, S. Hunter, C. Laganke, V. Limmroth, D. Pelletier, C. Pozzilli, S. Schippling, L. Sousa, A. Traboulsee, B. Uitdehaag, B. Van Wijmeersch, Zia Choudhry, N. Daizadeh, B. Singer   +18 more
semanticscholar   +1 more source

The Influence of Foliar Nutrition of Apple Trees with Silicon on Growth and Yield as Well as Mineral Content in Leaves and Fruits

Agronomy, 2022
The technology of producing fruits containing an increased amount of elements essential for the health of the human body, including silicon, has become very important in recent years. Due to the popularity of apple tree cultivation in Europe, appropriate
Sławomir Świerczyński, Zofia Zydlik, Tomasz Kleiber   +2 more
doaj   +1 more source

Thermoluminescent composites of sintered synthetic-topaz/in situ corundum for dosimetry by a novel reversible process

Heliyon
Topaz (Al2F1·44(OH)0·56SiO4)/corundum (Al2O3) composites were prepared by a facile and novel reversible process from the sintering of synthetic topaz and AlF3 powders, with corundum formed in situ into the topaz matrix.
S.A. Sinclair, M.I. Pech-Canul, M.C. Acosta-Enríquez, R. Meléndrez Amavizca, Alejandro Sala Crist, J. Marcazzó   +5 more
doaj   +1 more source

A comprehensive study on the gemological and mineralogical characteristics and coloration mechanisms of four color varieties of natural topaz

RSC Advances
Topaz, a mineral with variable composition, is commonly utilized as a gemstone. Its extensive distribution and diverse coloration have attracted considerable academic interest.
Xin Zhang, Na Wang, Yifan Gong
semanticscholar   +1 more source