Direct bonding of silicon carbide with hydrofluoric acid treatment for high-temperature pressure sensors
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2019.10.123
Abstract: Abstract Direct bonding of single-crystal silicon carbide (SiC) is a critical process for the fabrication of pressure sensors used in harsh environments. In this paper, we present a direct bonding process with a surface treatment… read more here.
Keywords: treatment; bonding; direct bonding; hydrofluoric acid ... See more keywords
Novel Approach for Sandstone Acidizing Using in Situ-Generated Hydrofluoric Acid with the Aid of Thermochemicals
Sign Up to like & getrecommendations! Published in 2020 at "ACS Omega"
DOI: 10.1021/acsomega.9b03526
Abstract: In this study, an in situ-generated hydrofluoric acid (HF) was used for sandstone acidizing, where an acid precursor (ammonium fluoride NH4F) reacted with a suitable oxidizer (sodium bromates NaBrO3) in an exothermic reaction. First, the… read more here.
Keywords: situ generated; generated hydrofluoric; sandstone; hydrofluoric acid ... See more keywords
A hydrofluoric acid-free method to dissolve and quantify silica nanoparticles in aqueous and solid matrices
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-44128-z
Abstract: As the commercial use of synthetic amorphous silica nanomaterials (SiO2-NPs) increases, their effects on the environment and human health have still not been explored in detail. An often-insurmountable obstacle for SiO2-NP fate and hazard research… read more here.
Keywords: dissolve quantify; silica; acid free; hydrofluoric acid ... See more keywords
Extraction of protactinium from acid media using Aliquat 336
Sign Up to like & getrecommendations! Published in 2017 at "Separation Science and Technology"
DOI: 10.1080/01496395.2017.1288140
Abstract: ABSTRACT Solvent extraction studies on protactinium were carried out from hydrofluoric acid, hydrochloric acid, and a mixture of hydrochloric and hydrofluoric acids using Aliquat 336 and 231Pa. The extraction of protactinium from hydrofluoric acid (0.025–10… read more here.
Keywords: extraction; extraction protactinium; hydrochloric acid; hydrofluoric acid ... See more keywords
Hydrofluoric Acid, an Unexpected Surprise.
Sign Up to like & getrecommendations! Published in 2022 at "Military medicine"
DOI: 10.1093/milmed/usac179
Abstract: We report the case of a 37-year-old man presenting with pain out of proportion to the exam with hydrofluoric acid burns to his upper extremities after he spilled a wheel-stripping compound on his forearms while… read more here.
Keywords: unexpected surprise; hydrofluoric acid; pathology; acid ... See more keywords
Extracorporeal membrane oxygenation combined with continuous renal replacement therapy in cutaneous burn and inhalation injury caused by hydrofluoric acid and nitric acid
Sign Up to like & getrecommendations! Published in 2017 at "Medicine"
DOI: 10.1097/md.0000000000008972
Abstract: Rationale: Hydrofluoric acid (HF) is a highly corrosive agent and can cause corrosive burns. HF can penetrate deeply into tissues through intact skin and the lipid barrier, leading to painful liquefactive necrosis, and inducing hypocalcemia… read more here.
Keywords: mmol; continuous renal; oxygenation; hydrofluoric acid ... See more keywords
Fatal Refractory Ventricular Fibrillation Due to Ingestion of Hydrofluoric Acid.
Sign Up to like & getrecommendations! Published in 2018 at "Pediatric Emergency Care"
DOI: 10.1097/pec.0000000000001548
Abstract: Hydrofluoric acid (HF) is a colorless and odorless solution of the hydrogen fluoride in water. It is used in some household products. The rapid onset of severe toxicity and death after the ingestion of HF… read more here.
Keywords: hydrofluoric acid; ventricular fibrillation; ingestion; refractory ventricular ... See more keywords
State of Rh(III) in Hydrofluoric Acid Solutions
Sign Up to like & getrecommendations! Published in 2018 at "Russian Journal of Inorganic Chemistry"
DOI: 10.1134/s003602361802002x
Abstract: A simple method is developed for synthesizing [Rh(H2O)6]F3. 3H2O with a yield of 80–90%. 19F, 103Rh, and 17О NMR spectroscopic studies show that the following three processes simultaneously run in the Rh(III)–HF/K–H2O system via parallel… read more here.
Keywords: iii hydrofluoric; acid solutions; h2o h2o; h2o ... See more keywords
In Situ Growth of ZnO inside a Porous Silicon Matrix Obtained by Electrochemical Etching with a Hydrofluoric Acid-Formaldehyde Solution
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nanomaterials"
DOI: 10.1155/2019/9863145
Abstract: We present zinc oxide (ZnO) particles obtained inside a porous silicon matrix in the same electrolytic process using a p-type silicon wafer in a hydrofluoric acid (HF) solution containing formaldehyde (CH2O) and hydrated zinc sulfate… read more here.
Keywords: inside porous; zno; porous silicon; silicon ... See more keywords
Effect of Different Etching Times with Hydrofluoric Acid on the Bond Strength of CAD/CAM Ceramic Material
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15207071
Abstract: The objective of this study was to evaluate the influence of hydrofluoric acid (HF) and conditioning time on the micro-shear bond strength (µSBS) between dual-cure resin cement and glass-ceramic materials, such as lithium disilicate ceramic… read more here.
Keywords: bond strength; hydrofluoric acid; material; resin cement ... See more keywords
A Hydrofluoric Acid-Free Green Synthesis of Magnetic M.Ti2CTx Nanostructures for the Sequestration of Cesium and Strontium Radionuclide
Sign Up to like & getrecommendations! Published in 2022 at "Nanomaterials"
DOI: 10.3390/nano12183253
Abstract: Highlights An environmentally friendly MAX phase etching methodology was established Sodium hydroxide produced magnetic layered M.Ti2CTx nanostructure M.Ti2C-AIII exhibited exceptional Sr2+ and Cs+ removal capacities of 376 and 142.88 mg/g Highly efficient magnetic nanostructures permitted… read more here.
Keywords: adsorption; ti2ctx; spectroscopy; hydrofluoric acid ... See more keywords