Results 101 to 110 of about 2,146,098 (340)

Comment to : Uncertainty in the Multielemental Quantification by Total-Reflection X-ray Fluorescence: Theoretical and Empirical Approximation [PDF]

arXiv, 2013
This work describes an error in the uncertainty assessment of uncertainties of the Total-Reflection X-ray Fluorescence technique Ref [1]. A confusion, between the precision and accuracy of a measurement produced an incomplete evaluation of the uncertainties of the technique.
arxiv  

Making Photoresponsive Metal–Organic Frameworks an Effective Class of Heterogeneous Photocatalyst

Advanced Functional Materials, EarlyView.
This review summarizes photoresponsive MOFs for photocatalytic applications, focusing on their capacity to enhance light harvesting, charge transfer, and surface reactions. While existing studies provide foundational insights, emerging characterization techniques enable a deeper understanding of photoresponsive MOFs.
Rui Liu, Hao Wu, Hoi Ying Chung, Yun Hau Ng   +3 more
wiley   +1 more source

Highly Luminous Scintillating Nanocomposites Enable Ultrafast Time Coincidence Resolution for γ‐rays Detection with Heterostructured Multilayer Scintillators

Advanced Functional Materials, EarlyView.
A scintillating polymeric composites loaded with hafnia nanoparticles is engineered to obtain a highly luminous material, thus achieving a 400% improvement of the scintillation yield under soft X‐rays. The nanocomposite is employed to realize a multilayer heterostructured prototype scintillator than enable for ultrafast time coincidence resolution in ...
Matteo Sala, Matteo Orfano, Valeria Secchi, Ilaria Mattei, Nicolò Pianta, Vojtech Zabloudil, Carsten Lowis, Romana Kučerková, Martin Nikl, Francesco Meinardi, Etiennette Auffray, Irene Villa, Angelo Monguzzi   +12 more
wiley   +1 more source

Effect of Synchrotron Polarization in Grazing Incidence X-ray Fluorescence analysis [PDF]

arXiv, 2014
Total reflection x-ray fluorescence (TXRF) spectroscopy has seen a remarkable progress over the past years. Numerous applications in basic and applied sciences prove its importance. The large spectral background which is a major detrimental factor in the conventional x-ray fluorescence technique, limits the element detection sensitivities of the ...
arxiv  

Ultra‐Effective Light‐Activated Antibacterial Activity via Carboxyl Functionalized Graphene Quantum Dots and Films

Advanced Functional Materials, EarlyView.
Carboxyl‐functionalized graphene quantum dots (cGQDs) exhibit high singlet oxygen quantum yield due to strong spin–orbit coupling. cGQDs achieve minimum bactericidal concentration of only 0.4 µg mL−1 against S. aureus under low‐intensity illumination.
Muhammad Hassnain, Laure S. van Hofwegen, Humeyra Nur Kaleli, Temirlan Kubanaliev, Zafer Eroglu, Asim Onal, Payal P. S. Balraadjsing, Onder Metin, Fahri Alkan, Sebastian A. J. Zaat, Sedat Nizamoglu   +10 more
wiley   +1 more source

X‑ray Fluorescence Techniques for Element Abundance Analysis in Wine

ACS Omega, 2021
Jasmina Obhod̵aš, Vladivoj Valković, Andrija Vinković, Davorin Sudac, Ivana Čanad̵ija, Tihana Pensa, Željka Fiket, Anna Turyanskaya, Thomas Bretschneider, Christoph Wilhelmer, Gerelmaa Gunchin, Peter Kregsamer, Peter Wobrauschek, Christina Streli   +13 more
doaj   +1 more source

New opportunities in laboratory diagnostics of shot products by their x-ray fluorescence spectral element analysis.

Морфологія, 2016
Background. Optical Spectroscopic techniques widely used in practice despite the high sensitivity and wide range of studied chemical elements have the drawbacks, such as sample preparation, which is possible only in case of destruction of the ...
V. D. Mishalov, O. V. Michailenko
doaj   +1 more source

MXene 3D/4D Printing: Ink Formulation and Electrochemical Energy Storage Applications

Advanced Functional Materials, EarlyView.
A comprehensive study of MXene printing technique is presented, focusing on MXene ink formulation, surface chemistry, rheological characteristics, physical storage, and ink stability. Different printing techniques, such as 3D/4D printing, screen printing, inkjet printing, and continuous liquid interface production printing along with their applications
Shaista Nouseen, Martin Pumera
wiley   +1 more source

Maia X-ray fluorescence imaging: Capturing detail in complex natural samples

, 2014
Motivated by the challenge of capturing complex hierarchical chemical detail in natural material from a wide range of applications, the Maia detector array and integrated realtime processor have been developed to acquire X-ray fluorescence images using X-
C. Ryan, D. Siddons, R. Kirkham, Z. Li, M. D. Jonge, D. Paterson, A. Kuczewski, D. Howard, P. Dunn, G. Falkenberg, U. Boesenberg, G. D. Geronimo, L. Fisher, A. Halfpenny, M. Lintern, E. Lombi, K. A. Dyl, M. Jensen, G. Moorhead, J. Cleverley, R. Hough, B. Godel, S. Barnes, S. James, K. Spiers, M. Alfeld, G. Wellenreuther, Z. Vukmanovic, S. Borg   +28 more
semanticscholar   +1 more source

Biointerfacing with AgBiS2 Quantum Dots for Pseudocapacitive Photostimulation

Advanced Functional Materials, EarlyView.
It is demonstrated that AgBiS2 quantum dots exhibit unique photoinduced pseudocapacitive charge transfer properties, enabling efficient light‐to‐electrical energy conversion. These quantum dots facilitate enhanced light absorption and transduction when integrated with ZnO nanowires, which serve as an effective charge transport medium.
Ridvan Balamur, Tarik Safa Kaya, Selin Sariyer, Hümeyra Nur Kaleli, Asim Onal, Ugur Berkay Caliskan, Murat Hasanreisoğlu, Rezan Demir‐Cakan, Sedat Nizamoglu   +8 more
wiley   +1 more source