Results 151 to 160 of about 850,132 (317)

Superb Microvascular Imaging for Detecting Ovarian Vascularity in Precocious Puberty, Premature Thelarche, and Pubertal Girls

open access: yes
Objective: We aimed to evaluate ovarian vascularity with superb microvascular imaging (SMI) and to compare it with other conventional Doppler imaging methods in girls with premature thelarche, precocious puberty, and those at puberty. Methods: A total
Ayşe Gül Alımlı   +5 more
core   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Predictors of premature discontinuation of outpatient treatment after discharge of patients with posttraumatic stress disorder

open access: yes, 2015
Hee Ryung Wang, Young Sup Woo, Tae-Youn Jun, Won-Myong Bahk Department of Psychiatry, College of Medicine, The Catholic University of Korea, Seoul, Korea Objective: This study aimed to examine the sociodemographic and disease-related variables ...
Wang HR, Woo YS, Bahk WM, Jun TY
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Premature mortality from respiratory disease attributable to PM 2.5 exposure in Lanzhou, Gansu Province, China

open access: yes
Objectives Exposure to particulate matter 2.5 (PM 2.5 ) remains a critical public health issue in China. Understanding its spatial distribution and associated mortality burden is crucial for developing effective preventive strategies.
Xiaoning Liu   +2 more
core   +1 more source

Influence of TiC and TiN Ceramic Reinforcements on the Microstructure, Thermal Expansion Behavior, and Tensile Properties of Invar 36 Manufactured by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines Invar composites reinforced with titanium carbide (TiC) and titanium nitride (TiN) using laser powder bed fusion (LPBF). It presents the influence of reinforcements on microstructure, tensile properties, and thermal expansion. Results show that TiC effectively strengthens Invar while maintaining low thermal expansion, whereas TiN ...
Ayodeji Nathaniel Oyedeji   +3 more
wiley   +1 more source

Premature asphalt concrete pavement cracking

open access: yes, 2012
This archived document is maintained by the Oregon State Library as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.Title from PDF cover (viewed on June 19, 2015)."11-019-PM ...

core  

Gallium Microalloying in Bi–Sn Solders: Interfacial Phase Formation, Wettability, and Long‐Term Shear Reliability Under Isothermal Aging

open access: yesAdvanced Engineering Materials, EarlyView.
Gallium microalloying redirects interfacial reactions in low‐temperature Bi–Sn solders from Cu–Sn toward Cu–Ga intermetallic formation. The resulting Cu–Ga layer suppresses intermetallic growth during thermal aging, alters fracture pathways, and improves interfacial stability.
Iva Králová   +6 more
wiley   +1 more source

High‐Entropy Alloy Interlayers Toward Advanced Joining for High‐Performance Structural Applications: Current Progress and Emerging Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
HEA interlayers offer a versatile route for joining high‐performance structural materials. Their compositional and structural design regulates interfacial reactions, suppresses brittle IMCs, and improves metallurgical bonding. Sandwich interlayers further integrate defect healing with precipitation strengthening, enabling improved strength–ductility ...
Lin Yuan   +4 more
wiley   +1 more source

Emerging treatments for premature ejaculation: focus on dapoxetine

open access: yes, 2008
Wayne JG HellstromChief, Section of Andrology, Department of Urology, Tulane University School of Medicine, New Orleans, LA, USAAbstract: Premature ejaculation (PE) is a common problem in men worldwide.
Wayne JG Hellstrom
core  

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