Results 91 to 100 of about 1,892,389 (334)

Trace Nickel Activated Biphasic Core‐CuOii/Shell‐CuOi Secondary Microspheres Enable Room Temperature Parts‐Per‐Trillion‐Level NO2 Detection

open access: yesAdvanced Engineering Materials, EarlyView.
An idea of designing novel sensors is proposed by creating appropriate Schottky barriers and vacancies between isomorphous Core‐CuOii/ Shell‐CuOi secondary microspheres and enhancing catalytic and spill‐over effects, and electronegativity via spontaneous biphasic separation, self‐assembly, and trace‐Ni‐doping.
Bala Ismail Adamu   +8 more
wiley   +1 more source

Changes of ultrasound characteristics of mango juice during fruit ripening [PDF]

open access: yes, 2012
Attenuation and propagation velocity of ultrasound signals at 25 MHz were measured on clear mango juice samples using a pulse echo method. Ultrasound characteristics were determined with other physico-chemical characteristics on juice samples extracted ...
Laux, Didier   +2 more
core  

Robot‐Assisted Automated Serial‐Sectioning and Imaging for 3D Microstructural Investigations

open access: yesAdvanced Engineering Materials, EarlyView.
A fully automated 3D microstructure characterization platform provides new insights into materials. This robot‐assisted system performs serial‐sectioning, etching, and optical imaging to generate large‐volume 3D reconstructions with submicron resolution.
Michael Moschetti   +7 more
wiley   +1 more source

Shear Wave Elastography to Quantitatively Assess the Early Changes of Skin Elasticity in Patients with Chronic Venous Disease of the Lower Extremity

open access: yesInternational Journal of General Medicine
Dan Lv,1,* Xi Yang,1,* Xin Mao,1,* Mei Zhang,1,* Xuemeihui Ma,1 Yuanyuan Liu,1 Guangsen Li,1 Bingbing Yang2 1Department of Ultrasound, The Second Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, 116027 ...
Lv D   +7 more
doaj  

High‐Entropy Alloy Design Toward Cobalt Substitution for High Hardness and Low Wear Rate Using X–Cr–Fe–Mn–Ni System

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the replacement of cobalt using the high‐entropy alloy design strategy for wear‐resistant components operating at high temperatures. Starting from the Cantor alloy, cobalt is substituted with Cu, Al, V, or Mo. Metallurgical and tribological analyses reveal that aluminum, vanadium, and molybdenum effectively strengthen the developed ...
Rafaël Jénot   +5 more
wiley   +1 more source

Establishment of a Machine Learning-Based Predictive Model for Klebsiella pneumoniae Liver Abscess

open access: yesInfection and Drug Resistance
Haoran Li,1 Yan Yu,1 Xi Chen,2 Qingqing Sun,1 Xiumin Li,1 Qiujing Shang,1 Minghua Ying,1 Xiulin Liu,1 Jing Meng,3 Lele Bian,4 Shanshan Wu,1 Yuejuan Gao1 1Senior Department of Oncology, Chinese PLA General Hospital, Beijing, 100039, People’s Republic of ...
Li H   +11 more
doaj  

Analysis of oncological outcomes of whole-gland therapy with high-intensity focused ultrasound for localized prostate cancer in clinical and technical aspects: a retrospective consecutive case-series analysis with a median 5-year follow-up [PDF]

open access: gold, 2021
Sunao Shoji   +13 more
openalex   +1 more source

Microstructural Evolution and Mechanical Performance of Plasma‐Assisted Hybrid Friction Stir Welded Dissimilar Aluminum–Copper Joints

open access: yesAdvanced Engineering Materials, EarlyView.
Plasma‐assisted hybrid friction stir welding of dissimilar AlCu joints employs localized plasma preheating to balance heat input and enhance plastic flow. The optimized process reduces axial force by up to 35%, refines the microstructure, and achieves ≈96% joint efficiency.
Deepak Kumar Yaduwanshi   +3 more
wiley   +1 more source

Diagnosis of Benign and Malignant Newly Developed Nodules on the Surgical Side After Breast Cancer Surgery Based on Machine Learning

open access: yesThe Breast Journal
Conclusion: Machine learning, particularly the multifeature fusion SVM model, shows significant potential in diagnosing new nodules after breast cancer surgery.
Zhixiang Wang   +5 more
doaj   +1 more source

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