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1 these vacancies, inclusions of alpha-Fe2O3 (hematite).
2 the secondary structure during adsorption on hematite.
3 d is lost altogether upon incorporation into hematite.
4 ity from binding to coordinated iron(III) in hematite.
5 nd 10(-6) M at pH 5 and 0.3 g/L (9.3 m(2)/L) hematite.
6 contaminant, onto the ubiquitous iron oxide, hematite.
7 10.5) and aged to induce crystallization of hematite.
8 e-like clusters, epitaxially intergrown with hematite.
9 tter deposited with a thin layer (230 nm) of hematite.
10 reoxidation with ferrihydrite, goethite, and hematite.
11 ong the (210) plane with the (0001) plane of hematite.
12 nduced by the photocatalytic activity of the hematite.
13 (-1) with goethite, and 8.8 muM day(-1) with hematite.
14 owing fungus and an iron-containing mineral, hematite.
15 goethite, and suspensions of Fe(II)-amended hematite.
16 ns as well as in the presence of goethite or hematite.
17 of Cu-, Co-, and Mn-substituted goethite and hematite.
18 All analyses identified the red material as hematite.
19 hotoelectrochemical (PEC) water splitting by hematite.
20 ce layer of the nonmagnetic iron oxide-phase hematite.
21 chanically denatured MtrC molecules bound to hematite.
22 l tens of percent of the rock by weight, and hematite.
23 ltrafast electron transfer from aluminium to hematite.
24 duction kinetics and extents of goethite and hematite.
25 g fundamental insight into the reactivity of hematite.
28 FT calculations confirmed that Fe(II) on the hematite (001) surface, created by interfacial electron
29 iferromagnetically coupled iron dimer on the hematite (110) surface, analogous to that of the methano
30 The Pb(II)-binding mechanism on an annealed hematite (1102) surface was studied using crystal trunca
31 ose a stoichiometry of Pb(II) binding on the hematite (1102) surface which indicates proton release t
32 i NWs absorb photons that are transparent to hematite (600 nm < lambda < 1100 nm) and convert the ene
33 show that the reaction between aluminium and hematite, a common iron oxide, can be tracked with femto
34 ry changes during the treatment period using hematite, a model Fe INP, suspended in filtered field wa
35 via char gasification and the employment of hematite, a natural iron resource greatly extended the a
37 ns, were involved in sulfate reduction, with hematite addition increasing the sulfate recycling or th
38 sulfate in all experiments (with and without hematite addition) suggests that oxidized forms of iron,
39 nstrated Ni(II) cycling through goethite and hematite (adsorbed Ni incorporates into the mineral stru
41 ngsten grown by atomic layer deposition on a hematite alpha-Fe(2)O(3)(0001) surface, we report direct
42 py (XPS) and using the Mn(II) oxygenation on hematite (alpha-Fe(2)O(3)) and anatase (TiO(2)) NPs as a
44 odeling, and this study investigated natural hematite (alpha-Fe(2)O(3)) as an economical and sustaina
45 ed that RNA hydrolysis was also catalyzed by hematite (alpha-Fe(2)O(3)) but not by aluminum-containin
48 igated the sorption of silicate to colloidal hematite (alpha-Fe(2)O(3)) in short-term (48 h) and long
51 r growth response to ilmenite (FeTiO(3)) and hematite (alpha-Fe(2)O(3)) mixed with TiO(2) than hemati
52 persion/aggregation of three morphologies of hematite (alpha-Fe(2)O(3)) nanoparticles in varied aqueo
53 ce between Burkholderia cepacia biofilms and hematite (alpha-Fe(2)O(3)) or corundum (alpha-Al(2)O(3))
55 putrefaciens strain CN-32 to the surface of hematite (alpha-Fe(2)O(3)) was studied with in situ ATR-
57 hest external quantum efficiency measured on hematite (alpha-Fe(2)O(3)) without intentional doping in
64 study investigated heteroaggregation between hematite (alpha-Fe2O3) colloids and citrate-capped gold
65 ly induced surface potential gradient across hematite (alpha-Fe2O3) crystals is sufficiently high and
66 homogeneous case, goethite (alpha-FeOOH) and hematite (alpha-Fe2O3) increased and gamma-alumina (gamm
68 ier recombination in Si-doped nanostructured hematite (alpha-Fe2O3) photoanodes as a function of appl
70 ction of time and plutonium concentration in hematite (alpha-Fe2O3) suspensions containing initially
71 adsorbed to lepidocrocite (gamma-FeOOH) and hematite (alpha-Fe2O3) was assessed when exposed to aque
73 g afresh a popular and viable photocatalyst, hematite, alpha-Fe2O3 that exhibits most of the properti
74 ext, titanium dioxide (TiO2) and iron oxide (hematite, alpha-Fe2O3) are among the most investigated c
75 ction in soils enriched with goethite and/or hematite, among which in dryland soils microbial sulfate
76 the work associated with water flipping, on hematite, an earth abundant OER semiconductor associated
78 tions ultimately results in the formation of hematite, analysis of the atomic pair distribution funct
80 understanding of uranium incorporation into hematite and define the nature of the bonding environmen
82 goethite)(-1)) were >5-fold higher than with hematite and ferrihydrite; monophosphorylated ribonucleo
83 esses were investigated for Ni adsorption to hematite and goethite at pH 7 in the presence of oxalate
84 nning electron microscopy indicate that both hematite and goethite have been transformed into magneti
85 uring the crystallization of ferrihydrite to hematite and goethite was explored in a range of systems
86 containing two commonly studied iron oxides-hematite and goethite-and aqueous Fe2+ reached thermodyn
87 formation after band gap excitation in alpha-hematite and identify the three underlying d-d transitio
89 orption spectra indicated that U(IV) in both hematite and lepidocrocite suspensions was not in the fo
90 elta(56)Fe) and Ni (delta(60)Ni) isotopes in hematite and magnetite, alongside bulk-rock and in-situ
91 water redox potentials and the band edges of hematite and many other low-cost metal oxides, enabling
92 id conditions in the Atacama Desert, rich in hematite and mudstones containing clays such as vermicul
95 sorptive interactions of organic matter with hematite and reductive release of hematite-bound organic
96 position and conformation on its sorption by hematite and release during the reduction reaction were
97 solution, and its interaction with insoluble hematite and small organic ligands, demonstrate the fund
98 he multihole catalysis of water oxidation by hematite, and demonstrates the hole accumulation level r
100 an those reported for reduction of goethite, hematite, and lepidocrocite by S. oneidensis, and the or
101 ds, nanofibers, nanowires) based on titania, hematite, and on alpha-Fe2O3/TiO2 heterostructures, for
102 ce of SRNOM at pH values where Cit-AuNPs and hematite are oppositely charged, attachment efficiencies
103 s the dominant oxidation state of uranium in hematite around Eh -0.24 to -0.28 V and pH 7.7-8.6 for a
106 rimental conditions predict the formation of hematite at pH < 7.50 and magnetite at pH > 7.50, explai
107 of Tc(IV)-Tc(IV) dimers onto a Fe oxide like hematite at pH 6.00 +/- 0.07, and Tc(IV) incorporation i
109 e heavily cratered terrains and underlie the hematite-bearing plains explored by the Opportunity rove
112 ond was approximately twice that of the MtrC-hematite bond, but direct binding to hematite was twice
116 onsumption of S(-II)aq proceeded slower with hematite, but yielded maximum dissolved U concentrations
117 ndamental dependencies in lead adsorption to hematite by coupling extended X-ray absorption fine stru
118 alyst affecting the nucleation and growth of hematite by modifying the Fe(2+)(aq)/Fe(3+)(aq) ratio at
119 bsence of water on the surface of magnetite, hematite, calcite, and dolomite nanoparticles (NPs) was
121 c iron arsenate with structural relations to hematite, can epitaxially intergrow along the (210) plan
122 e thermodynamically more stable goethite and hematite changed from complete and fast to incomplete an
128 structures composed of a submicrometer cubic hematite core (alpha-Fe(2)O(3)) and nanostructured silic
131 Subsequent analyses on mixed goethite and hematite crystallization products (pH 9.5 and 11) showed
132 adsorption, the incorporation of As into the hematite crystals can be of great relevance for As immob
135 hosphate mineral dates overlap with obtained hematite dates and therefore cannot be related to hemati
136 ology conclusively links all major preserved hematite deposits to a far younger (1.4 to 1.1 Ga) forma
137 ion of charge carrier self-localisation in a hematite device, and demonstrate that this process affec
140 nerals, including hypersthene, magnetite and hematite, distributed in a light matrix of a resin.
143 pproximately 3000 ppm) was incorporated into hematite during ferrihydrite aggregation and the early s
144 incorporation of Np(V) into the structure of hematite during its crystallization from ferrihydrite (p
148 In the present study we prepared thin film hematite electrodes by atomic layer deposition to study
149 impedance spectroscopy in investigations of hematite electrodes to provide key parameters of photoel
151 recombination phase to recombination of bulk hematite electrons with long-lived holes accumulated at
153 copies show that the association of DOM with hematite enhances the cleavage of aromatic groups during
155 f dissolved cerium increases the porosity of hematite (Fe(2)O(3)) formed via fluid-induced, redox-ind
157 ynthesized using a H(2)S plasma to sulfurize hematite (Fe(2)O(3)) nanorods deposited by chemical bath
158 tect whether a specific bond forms between a hematite (Fe(2)O(3)) thin film, created with oxygen plas
160 m in the presence of a ferric oxide mineral, hematite (Fe2O3), resulted in enhanced glucose decomposi
162 ort images of centimeter-size, autochthonous hematite filaments that are pectinate-branching, paralle
163 h and Cit-AuNPs are capable of destabilizing hematite following an "electrostatic patch" mechanism.
164 It addresses a critical challenge of using hematite for PEC water splitting, namely, the fact that
165 ltra-thin monolayer of a molecular Ir WOC to hematite for solar water splitting in acidic solutions.
167 0(+3), and 1.08 x 10(+2) L (mol min)(-1) for hematite, goethite, and gamma-alumina, respectively.
168 t minerals containing significant Fe and Mn (hematite, goethite, magnetite, and groutite) adsorbed Pu
169 ntmorillonite and a range of other minerals (hematite, goethite, magnetite, groutite, corundum, diasp
170 the destruction of magnetic ordering at the hematite --> Rh(2)O(3)-II type (RhII) transition at 70 G
171 mmobilization of U(VI) by incorporation into hematite has clear and important implications for limiti
172 ulk electrochemical properties, acid-treated hematite has significantly decreased surface electron-ho
174 ncement that typically precedes formation of hematite in aerobic soil and weathering environments.
175 ged presence of S(-II)aq in experiments with hematite in combination with a larger release of adsorbe
178 ed evidence that uranium was incorporated in hematite in uranate, likely octahedral coordination.
179 at mineralogical changes to ferrihydrite and hematite induced by radiation may lead to an increase in
180 enic nanoparticles formed through the fungus-hematite interactions can behave as mimetic catalysts, s
181 l pH values, goethite, amorphous iron oxide, hematite, iron-coated sand, and montmorillonite that wer
182 how that Zn incorporated in the structure of hematite is associated with coupled O-Fe and protonated
185 n with the incorporation of silicon into the hematite lattice and propagate through to the nanoscale
186 standing-wave atomic images relative to the hematite lattice show dramatic (but redox-reversible) ch
187 (oxyhydr)oxide minerals such as goethite and hematite leads to rapid recrystallization marked, in pri
191 natural mineral particles (basalt, granite, hematite, magnetite, mica, milky quartz, and clear quart
192 ds with high oxygen fugacities, close to the hematite-magnetite buffer, that can contain significant
193 shown that iron oxides, such as goethite and hematite, may recrystallize in the presence of aqueous F
194 e broadly studied model protein BSA onto the hematite mineral surface was characterized as a function
195 Fe(2+) and thereby raising pe, and by making hematite more negatively charged and hence impeding NTO
196 nstrate the successful production of endless hematite nanocomposite fibers which highlights this tech
197 dation efficiency for the myriad of possible hematite nanoparticle morphologies and more broadly help
199 rbon nanotubes (CNTs) and positively charged hematite nanoparticles (HemNPs) were obtained over a bro
202 can suppress the charge recombination in the hematite nanorod photoanode in a photoelectrochemical ce
206 Fe (oxyhydr)oxides (predominant goethite and hematite) on OC storage and stabilization under natural
208 et silicates (approximately 20 to 30%)], and hematite; only minor jarosite is identified in Mini-TES
209 docrocite, 2-line ferrihydrite, goethite and hematite) over an environmentally relevant pH range (4-8
210 ption fine structure (EXAFS) spectroscopy on hematite particles (10 and 50 nm) with resonant anomalou
211 95% of the initial Fe content was removed as hematite particles with diameters of approximately 200 n
212 ibiotic with two sets of synthetic nanosized hematite particles, with relatively smooth (H10, 10-20 n
213 further enables the preparation of a stable hematite/perovskite solar cell tandem device, which perf
214 n as a function of surface hole density on a hematite photoanode employing photoinduced absorption sp
216 set potential for photocurrent generation in hematite photoanodes is typically ~500 mV anodic of flat
217 as required for water photoelectrolysis with hematite photoanodes, observed following surface treatme
220 thodic shift of the appearance of long-lived hematite photoholes, due to a retardation of electron/ho
223 and arsenite sorption was studied by use of hematite pre-equilibrated with silicate for different ti
226 ses investigated, with the only exception of hematite, present at least two distinct reactive pools w
227 ication of the Maastricht-Belvedere finds as hematite pushes the use of red ochre by (early) Neandert
231 calculation of electron transfer) suggested hematite reduction as a proton-consuming reaction effect
233 e in the rate and extent of ferrihydrite and hematite reduction by S. oneidensis in the presence of a
234 Such maintenance of a stable pH through hematite reduction for enhanced glucose fermentation com
235 nts and rates of ferrihydrite, goethite, and hematite reduction over a range of negative reaction fre
236 xperiment was also performed to estimate the hematite reduction rate under the well-mixed condition.
239 wever, Cu release and Co and Mn release from hematite require the sum of two rates to adequately mode
242 water, strata with smaller and more abundant hematite-rich concretions than those seen previously, po
245 croscopic images support the hypothesis that hematite-rich spherules observed in outcrops and soils a
246 e-grained basaltic sand and a surface lag of hematite-rich spherules, spherule fragments, and other g
249 us research groups have attempted to improve hematite's photocatalytic efficiency despite a lack of f
252 temperature Mossbauer spectrum of irradiated hematite shows the emergence of a paramagnetic Fe(III) p
255 to dehydroxylation and leads to formation of hematite skins on serpentinite particles, slowing down s
256 tion mechanisms on a pure (1x1) hydroxylated hematite slab (corresponding to 1/3 ML of reactive sites
259 where CH(4) is activated by reaction with a hematite surface oxygen first, followed by a catalytic c
268 enic can be immobilized by adsorption to the hematite surface; however, the incorporation of As in he
270 inner-sphere adsorption modes for all three hematite surfaces and additionally revealed outer-sphere
273 sphere bidentate complex formation of CIP at hematite surfaces in 0.01 M NaCl, irrespective of pH and
274 forms a well-defined monomolecular layer on hematite surfaces, where it assumes an orientation that
276 activity; Zn release is more pronounced from hematite than goethite, whereas the opposite trend occur
277 rpentines, chlorite, smectite, goethite, and hematite) the isotopic exchange and metal-solid interact
279 e, whereas above the absorption band edge of hematite, the surface plasmon polariton launches a guide
284 apparent optical band gap dropped from 2.2 (hematite) to ~1 eV (pyrite), with completely converted l
290 hite side with an orange mix of goethite and hematite, was abandoned after breakage at Cueva Anton, 6
293 phosphate (TSP), and bone meal biochar] and hematite were applied at a molar ratio of Pb:Fe/P = 1:5.
295 anced picture of the coordination of lead to hematite while also providing fundamental insight into t
296 the particle size decreased for goethite and hematite, while for magnetite, the relative solubility w
298 ation of schwertmannite to a nanocrystalline hematite with greater surface area and smaller particle
299 he soil were mainly crystalline goethite and hematite, with lesser amounts of poorly crystalline ferr