Search Results - "Siebecker, Matthew G"

Formation of Cd precipitates on γ-Al2O3: Implications for Cd sequestration in the environment by Sun, Qian, Liu, Cun, Cui, Peixin, Fan, Tingting, Zhu, Mengqiang, Alves, Marcelo Eduardo, Siebecker, Matthew G., Sparks, Donald L., Wu, Tongliang, Li, Wei, Zhou, Dongmei, Wang, Yujun

“…Apart from surface complexation, precipitation of minerals also plays an important role in reducing the mobility and transport of heavy metals in the…”
Get full text

Causes of Chronic Kidney Disease of Non-Traditional Origin in Central America: An Approach Based on Medical Geology by Valdés-Rodríguez, Benedicto, Montero-Campos, Virginia, Siebecker, Matthew G.

“…Chronic kidney disease of non-traditional origin (CKDnt) in Central America, also known as Mesoamerican Nephropathy (MeN), is of particular concern in…”
Get full text

Competitive sorption of Ni and Zn at the aluminum oxide/water interface: an XAFS study by Gou, Wenxian, Siebecker, Matthew G., Wang, Zimeng, Li, Wei

“…Trace metals (e.g. Ni, Zn) leached from industrial and agricultural processes are often simultaneously present in contaminated soils and sediments. Their…”
Get full text

Natural speciation of nickel at the micrometer scale in serpentine (ultramafic) topsoils using microfocused X-ray fluorescence, diffraction, and absorption by Siebecker, Matthew G., Chaney, Rufus L., Sparks, Donald L.

“…Serpentine soils and ultramafic laterites develop over ultramafic bedrock and are important geological materials from environmental, geochemical, and…”
Get full text

Risk Assessment of Nephrotoxic Metals in Soil and Water in Areas with High Prevalence of Chronic Kidney Disease in Panama by Valdés-Rodríguez, Benedicto, Montero-Campos, Virginia, Siebecker, Matthew G, Zimmerman, Amanda Jo, Vega-Araya, Mauricio, Ulate Chacón, Sharon P, Rovira, Dalys

“…Mesoamerican nephropathy (MeN) is a non-traditional chronic kidney disease in some areas of Mesoamerica. The health risk from nephrotoxic metals, such as…”
Get full text

Systematic Study of Legacy Phosphorus (P) Desorption Mechanisms in High-P Agricultural Soils by Kathryn Daria Szerlag, Monica Elavarthi, Matthew G. Siebecker, Chunhao Gu, Conner McCrone, Donald Lewis Sparks

“…Repeated manure additions containing phosphorus (P) in excess of crop needs have led to many agricultural soils with high levels of soil P (i.e., legacy P),…”
Get full text

Sea-level-rise-induced flooding drives arsenic release from coastal sediments by Izaditame, Fatemeh, Siebecker, Matthew G., Sparks, Donald L.

“…Sea-level rise (SLR) has a vital influence on coastal hydrogeological systems, biogeochemical processes, and the fate of coastal contaminants. However, the…”
Get full text

Coupling Molecular-Scale Spectroscopy with Stable Isotope Analyses to Investigate the Effect of Si on the Mechanisms of Zn–Al LDH Formation on Al Oxide by Gou, Wenxian, Li, Wei, Siebecker, Matthew G., Zhu, Mengqiang, Li, Ling, Sparks, Donald L.

“…While silicate has been known to affect metal sorption on mineral surfaces, the mechanisms remain poorly understood. We investigated the effects of silicate on…”
Get full text

Mechanistic insights into iodine enrichment in groundwater during the transformation of iron minerals in aquifer sediments by Li, Junxia, Wang, Yuting, Xue, Xiaobin, Xie, Xianjun, Siebecker, Matthew G., Sparks, Donald L., Wang, Yanxin

“…Long-term intake of groundwater with elevated iodine concentration can cause thyroid dysfunction in humans; however, little is known on the mechanisms…”
Get full text

Cadmium speciation and release kinetics in a paddy soil as affected by soil amendments and flooding-draining cycle by Yan, Jiali, Fischel, Matthew, Chen, Hongping, Siebecker, Matthew G., Wang, Peng, Zhao, Fang-Jie, Sparks, Donald L.

“…Cadmium bioavailability in paddy soils is strongly affected by flooding-draining cycle. In this study, we used synchrotron-based X-ray absorption spectroscopy…”
Get full text

Sea−level rise and arsenic−rich soils: A toxic relationship by Izaditame, Fatemeh, LeMonte, Joshua J., Siebecker, Matthew G., Yu, Xuan, Fischel, Matthew, Tappero, Ryan, Sparks, Donald L.

“…In the United States, dangerously high arsenic (As) levels have been found in drinking water wells in more than 25 states, potentially exposing 2.1 million…”
Get full text

Chromium Speciation and Mobility in Contaminated Coastal Urban Soils Affected by Water Salinity and Redox Conditions by Sricharoenvech, Piyapas, Siebecker, Matthew G., Tappero, Ryan, Landrot, Gautier, Fischel, Matthew H.H., Sparks, Donald L.

“…Chromium (Cr) is a redox-sensitive element in contaminated coastal urban soils. Sea level rise (SLR) with subsequent soil inundation may facilitate Cr…”
Get full text

Structural Differentiation between Layered Single (Ni) and Double Metal Hydroxides (Ni–Al LDHs) Using Wavelet Transformation by Siebecker, Matthew G, Sparks, Donald L

“…Layered double hydroxides (LDHs) are anionic clays important in disciplines such as environmental chemistry, geochemistry, and materials science. Developments…”
Get full text

Combining zinc desorption with EXAFS speciation analysis to understand Zn mobility in mining and smelting affected soils in Minas Gerais, Brazil by Lopes, Guilherme, Li, Wei, Siebecker, Matthew G., Sparks, Donald Lewis, Guilherme, Luiz Roberto Guimarães

“…Zinc contents exceeding regulatory levels have been documented in several areas in Brazil and elsewhere, especially in sites surrounding mining and smelting…”
Get full text

The role of Fe(III) in soil organic matter stabilization in two size fractions having opposite features by Giannetta, Beatrice, Zaccone, Claudio, Plaza, César, Siebecker, Matthew G., Rovira, Pere, Vischetti, Costantino, Sparks, Donald L.

“…Soil organic matter (SOM) protection, stability and long-term accumulation are controlled by several factors, including sorption onto mineral surfaces. Iron…”
Get full text

Iron Speciation in Organic Matter Fractions Isolated from Soils Amended with Biochar and Organic Fertilizers by Giannetta, Beatrice, Plaza, César, Siebecker, Matthew G, Aquilanti, Giuliana, Vischetti, Costantino, Plaisier, Jasper R, Juanco, Miguel, Sparks, Donald L, Zaccone, Claudio

“…The role and distribution of iron (Fe) species in physical soil fractions have received remarkably little attention in field-scale systems. Here, we identify…”
Get full text

Mobility and bioaccessibility of arsenic (As) bound to titanium dioxide (TiO2) water treatment residuals (WTRs) by Zimmerman, Amanda Jo, Garcia Gutierrez, Danira, Shaghaghi, Negar, Sharma, Aakriti, Deonarine, Amrika, Landrot, Gautier, Weindorf, David C., Siebecker, Matthew G.

“…This work systematically describes arsenic mobility and potential bioaccessibility of arsenic-enriched titanium dioxide water treatment residuals (TiO2 WTRs)…”
Get full text

Influence of clay mineral weathering on green rust formation at iron-reducing conditions by Betts, Aaron R., Siebecker, Matthew G., Elzinga, Evert J., Luxton, Todd P., Scheckel, Kirk G., Sparks, Donald L.

“…Green rusts (GR) are important drivers for trace metal and nutrient cycling in suboxic environments. We investigated whether green rusts would incorporate…”
Get full text

Variation in cadmium accumulation and speciation within the same population of the hyperaccumulator Noccaea caerulescens grown in a moderately contaminated soil by Yan, Jiali, Tang, Zhong, Fischel, Matthew, Wang, Peng, Siebecker, Matthew G., Aarts, Mark G. M., Sparks, Donald L., Zhao, Fang-Jie

“…Background and aims Phytoextraction is an eco-friendly approach for remediation of heavy metal contaminated soil. The aim is to screen Noccaea caerulescens…”
Get full text

Greenhouse Cultivation of Cucumber (Cucumis sativus L.) in Standard Soilless Media Amended with Biochar and Compost by Venkataramani, Sujatha, Kafle, Arjun, Singh, Manpreet, Singh, Sukhbir, Simpson, Catherine, Siebecker, Matthew G.

“…Peat is one of the most commonly used substrates in soilless cultivation. However, peat mining produces a negative carbon footprint, which raises the need for…”
Get full text