Results 131 to 140 of about 85,178 (371)

Outcome and toxicity of hypofractionated image-guided SABR for spinal oligometastases

open access: yesClinical and Translational Radiation Oncology, 2020
Background: To investigate progression free survival (PFS), local control (LC) and overall survival (OS) outcomes for patients treated with spine hypofractionated stereotactic ablative radiotherapy (SABR) and to evaluate possible predictors of rapid ...
Charlotte Billiet   +10 more
doaj  

Cationic Protic Imidazolylidene NHC Complexes of Cp*IrCl+ and Cp*RhCl+ with a Pyridyl Tether Formed at Ambient Temperature

open access: yesInorganics, 2018
Protic NHC (PNHC) complexes with N1H, N2-alkyl/aryl imidazolylidene ligands are relatively rare, and routes for their synthesis differ from what is used to make non-protic analogs.
Douglas B. Grotjahn   +3 more
doaj   +1 more source

Monitoring oxygen production on mass-selected iridium–tantalum oxide electrocatalysts

open access: yesNature Energy, 2021
Ya-Rong Zheng   +20 more
semanticscholar   +1 more source

Efficient and Scalable Radiative Cooling for Photovoltaics Using Solution‐Processable and Solar‐Transparent Mesoporous Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Graded refractive index (GRI) structures are prepared from the layer‐by‐layer spray coating of the mesoporous SiO2 nanoparticles, showing high solar transparency and thermal emissivity. Under outdoor conditions, after 50 days, the GRI‐coated photovoltaics show on average 6.65 ± 1.48 °C lower than that of the non‐coated references, maintaining 80.9 ± 8 ...
Heesuk Jung   +14 more
wiley   +1 more source

Photodeposition‐Based Synthesis of TiO2@IrOx Core–Shell Catalyst for Proton Exchange Membrane Water Electrolysis with Low Iridium Loading

open access: yesAdvanced Science
The widespread application of green hydrogen production technologies requires cost reduction of crucial elements. To achieve this, a viable pathway to reduce the iridium loading in proton exchange membrane water electrolysis (PEMWE) is explored.
Darius Hoffmeister   +18 more
doaj   +1 more source

Iridium: An option for measurement of the redox potential

open access: yesCiencias Marinas, 2003
 Some relevant results are presented of research leading to an alternative redox electrode to platinum. Several different electrodes were subjected to experiments under controlled conditions, mainly in artificial seawater.
LM Rios-Mendoza   +2 more
doaj   +1 more source

Study of tantalum and iridium as adhesion layers for Pt/LGS high temperature SAW devices [PDF]

open access: yesIEEE International Ultrasonics Symposium, Sep 2009, Rome, Italy, 2019
In this paper, we report on the use of tantalum and iridium as adhesion layers for platinum electrodes used in high temperature SAW devices based on langasite substrates (LGS). Unlike iridium, tantalum exhibits a great adhesive strength, and a very low mobility through the Pt film, ensuring a device lifetime of at least half an hour at 1000{\textdegree}
arxiv  

A Novel Protein‐Polysaccharide Oral Nanoemulsion Targeting Activated Hepatic Stellate Cells to Enhance the Therapeutic Effect of Pirfenidone on Fibrosis After Transarterial Chemoembolization for Liver Cancer

open access: yesAdvanced Functional Materials, EarlyView.
Transarterial Chemoembolization (TACE) may aggravate liver fibrosis. In this study, a novel oral targeting nanoemulsion is fabricated to enhance the therapeutic effect of antifibrotic drug‐pirfenidone (PFD) on fibrosis after TACE. Studies have shown that PFD nanoemulsion can enhance the oral liver targeting effect of PFD, and effectively improve the ...
Zhimei Cheng   +12 more
wiley   +1 more source

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