User profiles for Z. Ma

Zhiyuan Ma

- Verified email at umass.edu - Cited by 9814

Zongwei Ma

- Verified email at nju.edu.cn - Cited by 8155

Zhitu Ma

- Verified email at tongji.edu.cn - Cited by 2980

A review of soil heavy metal pollution from mines in China: pollution and health risk assessment

Z Li, Z Ma, TJ van der Kuijp, Z Yuan, L Huang - Science of the total …, 2014 - Elsevier
Heavy metal pollution has pervaded many parts of the world, especially developing countries
such as China. This review summarizes available data in the literature (2005–2012) on …

Friction stir welding and processing

RS Mishra, ZY Ma - Materials science and engineering: R: reports, 2005 - Elsevier
… The markers with a cross-section of 0.79 mm × 0.51 mm were placed at the center on the
midplane of the workpiece (MC) and at the advancing side on the midplane (MA). In each FSW …

Microstructural and mechanical characteristics of in situ metal matrix composites

SC Tjong, ZY Ma - Materials Science and Engineering: R: Reports, 2000 - Elsevier
… Mechanical alloying (MA) is a solid state powder processing … The Al 4 C 3 particles are
formed via MA of Al with C and … In recent years, the MA technique has been extensively used …

SDSS-III: Massive spectroscopic surveys of the distant universe, the Milky Way, and extra-solar planetary systems

…, B Lundgren, RH Lupton, B Ma, Z Ma… - The Astronomical …, 2011 - iopscience.iop.org
… at z < 0.7 and at z ≈ 2.5. SEGUE-2, an already completed SDSS-III survey that is the
continuation of the SDSS-II Sloan Extension for Galactic Understanding and Exploration (SEGUE), …

[HTML][HTML] Early transmission dynamics in Wuhan, China, of novel coronavirus–infected pneumonia

…, H Li, Z Tao, Y Yang, Z Deng, B Liu, Z Ma… - New England journal …, 2020 - Mass Medical Soc
Background The initial cases of novel coronavirus (2019-nCoV)–infected pneumonia (NCIP)
occurred in Wuhan, Hubei Province, China, in December 2019 and January 2020. We …

[HTML][HTML] The astropy project: Building an open-science project and status of the v2. 0 core package

…, A Lee, D Lenz, SP Littlefair, Z Ma… - The Astronomical …, 2018 - iopscience.iop.org
The Astropy Project supports and fosters the development of open-source and openly
developed Python packages that provide commonly needed functionality to the astronomical …

[HTML][HTML] The astropy project: sustaining and growing a community-oriented open-source project and the latest major release (v5. 0) of the core package

…, EW Koch, S Kulumani, A Lee, C Ly, Z Ma… - The Astrophysical …, 2022 - iopscience.iop.org
The Python programming language is a high-level, interpreted (as opposed to compiled)
programming language that has become an industry standard across many computational …

[PDF][PDF] Update on CRUST1. 0—A 1-degree global model of Earth's crust

G Laske, G Masters, Z Ma… - Geophysical …, 2013 - meetingorganizer.copernicus.org
… The sediment cover is based on our sediment model (Laske and Masters, 1997; http://igppweb.ucsd.edu/~sediment.html),
with some near-coastal updates. In an initial step toward …

The eighth data release of the Sloan Digital Sky Survey: first data from SDSS-III

…, C Maraston, D Margala, KL Masters… - The Astrophysical …, 2011 - iopscience.iop.org
… over 10,000 deg 2 of 1.5 million luminous red galaxies to z ∼ 0.7, together with spectroscopy
of 150,000 quasars with z > 2.2. This has required increasing the imaging footprint of the …

Multiferroic BaTiO3-CoFe2O4 Nanostructures

H Zheng, J Wang, SE Lofland, Z Ma… - Science, 2004 - science.org
We report on the coupling between ferroelectric and magnetic order parameters in a
nanostructured BaTiO 3 -CoFe 2 O 4 ferroelectromagnet. This facilitates the interconversion of …