Results 61 to 70 of about 103,977 (217)

A New Calibration Methodology for Quantitative Elemental Analysis of Zeolite Compounds through WD-XRF [PDF]

Iranian Journal of Chemistry & Chemical Engineering
Considering the growing need for rapid and accurate analysis of zeolites, X-Ray Fluorescence (XRF) spectrometry is a suitable technique for fast analysis without the need for extensive sample preparation.
Azam Samiei, Seyyed Hamid Ahmadi, Mahta Badienezhad, Hamed Khani, Vahid Ameri, Azam Khani   +5 more
doaj   +1 more source

Mobile setup for synchrotron based in situ characterization during thermal and plasma-enhanced atomic layer deposition [PDF]

, 2016
We report the design of a mobile setup for synchrotron based in situ studies during atomic layer processing. The system was designed to facilitate in situ grazing incidence small angle x-ray scattering (GISAXS), x-ray fluorescence (XRF), and x-ray ...
Alessandro Coati, Christophe Detavernier, Dendooven J., Dendooven J., Eduardo Solano, Emiliano Fonda, Giuseppe Portale, Jolien Dendooven, Kevin Van de Kerckhove, Matthias M. Minjauw, Yves Garreau   +10 more
core   +2 more sources

The Impact of Catalyst Layer Composition and Structure on Performance and Durability of PEMWE Anodes

Advanced Materials Technologies, EarlyView.
This article explores a new type of anode for water electrolysis that uses less iridium, a rare and expensive metal. By combining stable iridium oxide with platinum and carbon‐based materials, the authors create a catalyst layer that maintains strong performance.
Lena V. Bühre, Kaustubh Khedekar, Kimberly S. Reeves, Haoran Yu, Shaun M. Alia, Bryan S. Pivovar   +5 more
wiley   +1 more source

Nomenclature of Metals and Alloys from Sarmatian Burial Grounds of the Lower Volga Region of the 2nd Century BC – First Half of the 2nd Century AD, According to XRF Data

Нижневолжский археологический вестник
The work presents the results of an analysis of the chemical composition of 82 objects from non-ferrous and precious metals dating from the 4th century BC – the first half of the 2nd century AD and originating from the excavation of funeral monuments ...
Irina A. Saprykina
doaj   +1 more source

Late Maastrichtian carbon isotope stratigraphy and cyclostratigraphy of the Newfoundland Margin (Site U1403, IODP Expedition 342) [PDF]

, 2018
Earth’s climate during the Maastrichtian (latest Cretaceous) was punctuated by brief warming and cooling episodes, accompanied by perturbations of the global carbon cycle.
Agnini, Claudia, Batenburg, S., Blum, P., Bornemann, A., Boulila, S., Bown, P. R., Courn\ue8de, C., Fehr, A., Fiebig, J., Friedrich, O., Ghosh, A. K., Hasegawa, T., Hollis, C. J., Hull, P. M., Jo, K., Junium, C. K., Kaneko, M., Liebrand, D., Lippert, P. C., Liu, Z., Matsui, H., Moebius, I., Moriya, K., Nishi, H., Norris, R. D., Opdyke, B. N., Penman, D., R\uf6hl, U., Romans, B., Scher, H. D., Sexton, P., Takagi, H., Turner, S. K., Voigt, S., Westerhold, T., Whiteside, J. H., Wilson, P. A., Yamaguchi, T., Yamamoto, Y.   +38 more
core   +3 more sources

Accelerating Discovery to Deployment: Argonne's Materials Engineering Research Facility (MERF) and Its Role in Scaling Materials Technologies for Water and Resource Solutions

Advanced Materials Technologies, EarlyView.
In this Perspective, we highlight the processing science and scale‐up capabilities of the Materials Engineering Research Facility (MERF) at the U.S. Department of Energy's Argonne National Laboratory, with an emphasis on practical solutions for sustainable water and critical resource recovery. We demonstrate how national laboratories bridge fundamental
Yuepeng Zhang, Bratin Sengupta, Xiaoao Shi, Haihui Pu, Jeffrey W. Elam, Gregory K. Krumdick, Jessica Durham Macholz, Allison Bennett Irion, Junhong Chen, Seth B. Darling   +9 more
wiley   +1 more source

Bright X-ray Flares in Gamma-Ray Burst Afterglows

, 2005
Gamma-ray burst (GRB) afterglows have provided important clues to the nature of these massive explosive events, providing direct information on the nearby environment and indirect information on the central engine that powers the burst.
Angelini, L., Barthelmy, S., Beardmore, A. P., Burrows, D. N., Campana, S., Capalbi, M., Chincarini, G., Cummings, J., Cusumano, G., Falcone, A., Fox, D., Gehrels, N., Giommi, P., Goad, M. R., Hill, J. E., Kennea, J. A., Kobayashi, S., Krimm, H., Mangano, V., Marshall, F., Meszaros, P., Moretti, A., Morris, D. C., Nousek, J. A., O'Brien, P. T., Osborne, J. P., Pagani, C., Page, K. L., Perri, M., Romano, P., Tagliaferri, G., Wells, A. A., Woosley, S., Zhang, B.   +33 more
core   +1 more source

Multivariate Statistical Analysis of Phyllite Samples Based on Chemical (XRF) and Mineralogical Data by XRD [PDF]

, 2012
It is presented the results obtained of a multivariate statistical analysis concerning the chemical and phase composition, as a characterization purpose, carried out with 52 rock phyllite samples selected from the provinces of Almería and Granada (SE ...
Garzón Garzón, Eduardo, Ruiz Conde, Antonio, Sánchez Soto, Pedro José   +2 more
core   +1 more source

Quantifying Additive Manufacturing Vapor Plumes Using Laser‐Induced Breakdown Spectroscopy, Synchrotron X‐Ray Radiography and Simulations

Advanced Science, EarlyView.
This study presents a novel in situ laser‐induced breakdown spectroscopy system for monitoring metal vapors produced by the intense laser‐metal interactions in laser powder bed fusion additive manufacturing and laser welding. The insights from this new technique reveal changes in alloy compositions and provide the first in situ validation of multi ...
Anna C. M. Getley, Samy Hocine, Junji Shinjo, Chinnapat Panwisawas, Marta Majkut, Alexander Rack, Peter D. Lee, Michael Towrie, Chu Lun Alex Leung   +8 more
wiley   +1 more source

Event review: How Interesting Archaeology Is! - Captivating and Leading-Edge Student Research

Journal of Lithic Studies, 2015
Kyoto City Archaeological Museum situated in Kansai region, the central part of Honshu Island, Japan, has held special exhibitions in collaboration with external organizations every year since 2011. From 2011 to 2013, several universities and even a high
Atsushi Uemine
doaj   +1 more source