Results 21 to 30 of about 1,064,114 (255)

Enhanced strength and ductility in laser powder bed fusion of Cu-Cr-Zr-based composite reinforced by micro-nano dual-scale borides

open access: yesVirtual and Physical Prototyping
The laser powder bed fusion (LPBF) of Cu-Cr-Zr alloys exhibit an unexpected elevated-temperature ductility dip phenomenon, posing challenges to achieving new engineering limits.
Wenjun Ma   +7 more
doaj   +1 more source

Learning local anesthetic techniques in dental college of Purvanchal Region, India: A cross-sectional questionnaire study

open access: yesJournal of Indian Association of Public Health Dentistry, 2021
Introduction: Dentistry deals with teeth and related oral structures. Most of the procedure require anesthesia to make it painless. Objective: The objective of this study was (1) Recording the most frequently used local anesthetic techniques in our ...
Keshav Kumar, P G Naveen Kumar
doaj   +1 more source

Solid Oxide Cell Electrode Nanocomposites Fabricated by Inkjet Printing Infiltration of Ceria Scaffolds

open access: yesNanomaterials, 2021
The enhancement of solid oxide cell (SOC) oxygen electrode performance through the generation of nanocomposite electrodes via infiltration using wet-chemistry processes has been widely studied in recent years.
Simone Anelli   +4 more
doaj   +1 more source

Experimental Investigation of Levee Erosion during Overflow and Infiltration with Varied Hydraulic Conductivities of Levee and Foundation Properties in Saturated Conditions

open access: yesGeoHazards, 2023
This study investigated erosion during infiltration and overflow events and considered different grain sizes and hydraulic conductivity properties; four experimental cases were conducted under saturated conditions.
Liaqat Ali, Norio Tanaka
doaj   +1 more source

Aluminium composites prepared by laser cladding assisted by friction stir processing

open access: yesMaterials Research Express, 2020
A laser cladding and friction stir processing hybrid method was employed to produce an Al matrix composite layer. The microstructure, phase composition, microhardness and conductivity of the composites were investigated.
Yanni Wei   +4 more
doaj   +1 more source

Targeted Accumulation of Macrophages Induced by Microbeam Irradiation in a Tissue-Dependent Manner

open access: yesBiomedicines, 2022
Radiation therapy (RT) is a vital component of multimodal cancer treatment, and its immunomodulatory effects are a major focus of current therapeutic strategies. Macrophages are some of the first cells recruited to sites of radiation-induced injury where
Verdiana Trappetti   +8 more
doaj   +1 more source

Study on thermodynamics and kinetics of chemical vapor deposition of silicon nitride

open access: yesMaterials Research Express, 2020
The thermodynamics and kinetics methods had been applied to study the effects of the deposition temperature, the reaction gas ratio and the dilution gas on Si _3 N _4 formation in the SiCl _4 -NH _3 -H _2 system.
Fuyuan Wang, Laifei Cheng, Shuhua Liang
doaj   +1 more source

Calculating Vacuum Metal Infiltration Rate and Depth of BN-Al Composite Materials [PDF]

open access: yes, 2021
For the first time, the metal infiltration depth and infiltration rate of the BN-Al composite prepared by metal infiltration have been calculated and studied.
Mengge, Dong   +6 more
core   +1 more source

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan   +18 more
wiley   +1 more source

Design of an automated tension infiltrometer for unsaturated hydraulic conductivity measurement [PDF]

open access: yes, 2006
A tension infiltrometer for field use, where both water level changes measurement and tension settings could be automated, was built in-house. Differential pressure transducers were used to automate the water level measurement in the reservoir.
Špongrová, Kamila
core   +5 more sources

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