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1 sfactory detection limit of ca. 1 x 10(-5) M uranyl.
2 design a binding motif that is selective for uranyl.
3 m to axial and equatorial oxygen, similar to uranyl.
4 ith catalytically relevant concentrations of uranyl.
5 n on the interaction strength between HA and uranyl.
7 lassic heavy metal en bloc stains, including uranyl acetate (UA), lead aspartate, copper sulfate and
8 anted with Scirpus acutus with low levels of uranyl acetate for 4 months before imposing a short dryi
9 Sunlight photolysis of uranyl nitrate and uranyl acetate solutions in pyridine produces uranyl per
15 tate edge-sharing complex often reported for uranyl adsorption onto iron oxyhydroxides, whereas the l
19 ands demonstrated slow binding kinetics with uranyl affinities on average 6 orders of magnitude great
21 ate TAM(HOPO) ligands revealed that the high uranyl affinity stems primarily from the presence of the
23 n the isolation of the chalcogen-substituted uranyl analogues [Cp*2Co][U(O)(E)(NR2)3] [E = S (1), Se
26 proximately 3.8-3.9 A) and a small amount of uranyl and silicate in a bidentate, mononuclear (edge-sh
33 coordination number of 1.6 implied that two uranyl arsenate species with U:As ratios of 1:1 and 1:2
35 zation endow H(2)BHT with one of the highest uranyl binding affinity and selectivity among molecular
37 ransfer bands of the uranyl cation yielded a uranyl binding constant of 3(1) x 10(7) M(-1), correspon
38 e 39E DNAzyme as well as the probe, specific uranyl binding has now been identified without disruptio
40 Ws, the high affinity and selectivity of the uranyl-binding aptamer, and the distinctive sensing meth
41 rocessed and undiluted urine samples using a uranyl-binding aptamer-modified silicon nanowire-based f
43 ber was designed by fusing the gene of super uranyl-binding protein (SUP) with the gene of spidroin.
45 ort the design and rational development of a uranyl-binding protein using a computational screening p
46 adopt uranyl photocleavage to probe specific uranyl-binding sites in the 39E DNAzyme with catalytical
50 re aligned, and their corresponding rings of uranyl bipyramids are linked through K(+) cations locate
51 als requires interruption of the tendency of uranyl bipyramids to share equatorial edges to form infi
52 Where a bidentate peroxide group bridges uranyl bipyramids, the configuration is inherently bent,
53 atives of simpler clusters that contain only uranyl bipyramids, whereas others exhibit new topologies
54 revious studies that have suggested that the uranyl bond is lost altogether upon incorporation into h
56 cholborane or pivaloyl chloride leads to U-O(uranyl) bond scission and reduction of U(VI) to U(IV) co
66 dsorption reactions for uranyl hydroxide and uranyl carbonate complexes to surface sites, the model c
68 clase with aqueous equilibrium constants for uranyl carbonate species indicates the presence of adsor
69 are stable on the orthoclase surface whereas uranyl carbonate surface complexes are unfavored at the
72 f the high free energy barrier of removing a uranyl-carbonate interaction and replacing it with a new
74 nhibits homogeneous reduction of the calcium-uranyl-carbonato species (CaUO(2)(CO(3))(3)(2-) and Ca(2
75 anisms that inhibit reduction of the calcium-uranyl-carbonato species and promote stabilization of U(
76 nd bidentate surface complexes and a ternary uranyl-carbonato surface complex, which was consistent w
77 UO2Ln(py)2(L)}2], combining a singly reduced uranyl cation and a rare-earth trication in a binucleati
78 ligand-to-metal charge transfer bands of the uranyl cation yielded a uranyl binding constant of 3(1)
81 t oxygen bondings between the lanthanide and uranyl centers, with the isolation of a heterometallic d
84 ] and brucite [Mg(OH)2] reacted with aqueous uranyl chloride above and below the solubility boundarie
85 Et(2)O/MeCN, results in the formation of the uranyl cluster, [(UO(2))(3)(Cy(7)Si(7)O(12))(2)(Et(2)O)(
87 the single-electron reduction of the Pacman uranyl complex [UO2(py)(H2L)] by the rare-earth complexe
88 of a 2,6-disubstituted pyridine subunit, the uranyl complex of [1 - 4H](2-) displays solid-state stru
89 files of the different calcite surfaces, the uranyl complex was also found to adsorb preferentially o
91 of diastereomeric salen cavitands and their uranyl complexes combine a chiral (R,R) salen bridge and
93 up to three carbonate ligands revealed that uranyl complexes coordinated to up to two carbonate ions
95 into the bonding configuration expected for uranyl complexes on the environmentally significant carb
97 he geochemical conditions leading to ternary uranyl complexes within the aquifer are, in part, create
104 Capture and activation of the water-soluble uranyl dication (UO(2)(2+)) remains a challenging proble
106 fically those built of uranyl triperoxide or uranyl dihydroxidediperoxide polyhedra, were only realiz
107 ay be modulated in the environment, that is, uranyl enhances the folding of HA via electrostatic inte
108 The complexes are dimeric through mutual uranyl exo-oxo coordination but can be cleaved to form t
110 signature from a chemical impurity, such as uranyl fluoride hydrate, in an older material may not pr
113 common spectral feature in Raman spectra of uranyl fluoride originates from the interaction of water
115 7 nM); however, the successful enrichment of uranyl from this vast resource has been limited by the h
118 Alternative geometries, such as the cis-uranyl, have been identified theoretically and implicate
119 With a small set of adsorption reactions for uranyl hydroxide and uranyl carbonate complexes to surfa
120 of more than one U(VI) species (UO2(2+) and uranyl hydroxide(s) and/or carbonate(s)) and calculated
121 d to the functionalized MMSNs were uranyl or uranyl hydroxide, rather than uranyl carbonates as expec
122 ld be used to determine the concentration of uranyl in a few minutes with a detection limit of 1.95 p
124 of humic acid (HA) and its interaction with uranyl in the presence of hydrophobic surface mimicked b
126 ure but shows no activity in the presence of uranyl, indicated a different uranyl-dependent photoclea
129 ing to the degree of acetate complexation of uranyl ion (UO2(2+)) is assessed as a function of pH in
130 n motif in uranium chemistry is the d(0)f(0) uranyl ion [UO(2)](2+) in which the oxo groups are rigor
133 zed conditions, the sensitivity of detecting uranyl ion by CdS-MAA-TU was several folds better (0.316
134 tial addition of a lithium metal base to the uranyl ion constrained in a 'Pacman' environment results
136 c studies revealed very high selectivity for uranyl ion detection, though minor interference from Cu(
139 standing of the chemical environment for the uranyl ion in UO(2)F(2), but no direct measurement of th
141 amples of reductive functionalization of the uranyl ion that have been reported since 2010, including
144 -dipole or hydrogen interactions, with a 1:1 uranyl ion to surface site ratio that is indicative of m
146 tered around the reductive silylation of the uranyl ion which entailed conversion of the oxo ligands
147 ex shows that the carboxylates coordinate to uranyl ion while the amides hydrogen bond to one of the
152 behavior is linked to reorganization of the uranyl-ion hydration and interfacial water structures up
153 The recovery analysis performed by spiking uranyl ions (0.5 mug/L to 10.0 mug/L) in groundwater and
154 e that uranium primarily occurs as monomeric uranyl ions (UO2(2+)), forming inner-sphere surface comp
155 10(8) for redox-free Pu purification against uranyl ions and trivalent actinides or fission products.
157 ive analysis of ultratrace concentrations of uranyl ions as implied from a very low limit of detectio
160 -time, sensitive, and selective detection of uranyl ions in unprocessed and undiluted urine samples u
162 dge EXAFS analysis reveals that the adsorbed uranyl ions share an equatorial oxygen atom with a phosp
163 ts hexavalent state, U occurs as (UO(2))(2+) uranyl ions that are coordinated by various ligands to g
164 hese results suggest favorable adsorption of uranyl ions to the mica interface through strong ion-dip
165 r highly sensitive and specific detection of uranyl ions via photoluminescence quenching of CdS quant
166 Detection of ultratrace levels of aqueous uranyl ions without using sophisticated analytical instr
167 lic intermolecular space for the entrance of uranyl ions, and could accelerate the rate for uranium a
168 scale cage clusters containing as many as 60 uranyl ions, bonded through peroxide and hydroxide bridg
172 fering simple and straightforward sensing of uranyl levels in urine, suitable for field deployment an
175 e association of compound 19-U, that is, the uranyl maltotetraose derivative, with hydrogen phosphate
179 s coordinated in the equatorial plane of the uranyl moiety, and formation of this species was support
180 beam) and consistently demonstrated that the uranyl molecule was preferentially oriented with its Oax
181 e to voltammetry detection for trace on-site uranyl monitoring using PB2MP-g-PVDF nanoporous membrane
182 nt chemistry for uranium, thus reforming the uranyl motif and involving the U(VI/V) couple in dioxyge
185 nd crystallize within 15 min after combining uranyl nitrate, ammonium hydroxide, and hydrogen peroxid
186 ecies bound to the functionalized MMSNs were uranyl or uranyl hydroxide, rather than uranyl carbonate
188 ilica or phosphate, crystalline or amorphous uranyl oxide hydrates, either compreignacite or meta-sch
192 -electron reductive functionalization of the uranyl oxo groups has been discovered and developed.
194 se macrocycle (Pacman) and bridged through a uranyl oxo-group, have been prepared for Ln = Sc, Y, Ce,
198 acquired thermochemical data for a series of uranyl peroxide compounds containing charge-balancing al
200 urations of four- and five-membered rings of uranyl peroxide hexagonal bipyramids are bridged by pyro
201 ees +/-0.5 degrees ), which allows hexameric uranyl peroxide macrocycles to adopt the nanotubular top
203 This study examines the sorption of the uranyl peroxide nanocluster [UO(2)(O(2))(OH)](60)(60-) (
204 raction study of a single crystal containing uranyl peroxide nanoclusters is reported for pyrophospha
206 ept through the synthesis of a nanotube-like uranyl peroxide phosphate (NUPP), Na(12) [(UO(2) )(mu-O(
208 igand was introduced into the synthesis of a uranyl peroxide polyoxometalate formulated as K(32)(UO(2
210 the transition-metal POMs and actinyl POMs (uranyl peroxide POMs, specifically) has provided much in
211 s: Ca, Mg, V, and Zr were implemented in the uranyl peroxide synthesis route and studied individually
213 complex core-shell cluster consisting of 68 uranyl peroxo polyhedra, 16 nitrate groups, and ~44 K(+)
214 ed the formation of nanometer-sized hydrogen uranyl phosphate (abbreviated as HUP) crystals on the ce
215 ranyl phosphate species, including potassium uranyl phosphate hydrate (KPUO6 .3H2 O), meta-ankoleite
216 leite [(K1.7 Ba0.2 )(UO2 )2 (PO4 )2 .6H2 O], uranyl phosphate hydrate [(UO2 )3 (PO4 )2 .4H2 O], meta-
217 he presence of meta-ankoleite, uramphite and uranyl phosphate hydrate between pH 3 and 8 closely matc
220 re identified by X-ray powder diffraction as uranyl phosphate species, including potassium uranyl pho
221 h a morphology similar to bacterial hydrogen uranyl phosphate were detected on A. niger biomass.
222 Together, these experiments suggest that uranyl photocleavage has been successfully used to probe
225 uster geometries, those containing 24 and 28 uranyl polyhedra, respectively, show that the capsules-l
231 le to a wide range of commercially available uranyl salts, silyl halides, and alkylating reagents.
235 phases during synthesis and why specifically uranyl silicates make excellent frameworks for salt-incl
236 Single crystals of four new salt-inclusion uranyl silicates, [Cs3F][(UO2)(Si4O10)], [Cs2Cs5F][(UO2)
237 formation of 1 proceeds through a transient uranyl silsesquioxide intermediate, [{Cy(7)Si(7)O(11)(OH
243 yed to simulate adsorption paths of the same uranyl species on the different calcite surfaces under a
246 functionalized with a shell consisting of a uranyl-specific 39E DNAzyme whose enzyme strand contains
251 hydrated, which in turn assist to adsorb the uranyl sulfates through hydrogen bonding thus facilitate
252 obtained exclusively considering two binary uranyl surface species and the formation of a solid uran
257 l peroxide POMs, specifically those built of uranyl triperoxide or uranyl dihydroxidediperoxide polyh
258 an asymmetric U2O2 diamond core with shorter uranyl U horizontal lineO distances than in the monomeri
259 ence of arsenate (As(V)) on the reduction of uranyl (U(VI)) by the redox-active mineral mackinawite (
261 eneity in sediment properties on the rate of uranyl[U(VI)] desorption was investigated using a sedime
262 the adsorption of uranium, as the hexavalent uranyl (UO(2)(2+)) ion, increases significantly with inc
264 s that are linked to each other via discrete uranyl (UO(2))O(4) units (square bipyramid), which ensur
265 2)O)(3), is linked to the 7-fold coordinated uranyl (UO(2))O(4)(OH) (pentagonal bipyramid) via one mu
266 hewanella oneidensis MR-1 biofilms to U(VI) (uranyl, UO(2)(2+)) and Cr(VI) (chromate, CrO(4) (2-)) us
269 ron oxyhydroxide minerals in the presence of uranyl (UO2)(2+)(aq) resulted in the preferential incorp
272 ree metallic species: inorganic (nonligated) uranyl, UO2Ac(H2O)n(MeOH)m(+), and UO2Ac2(H2O)n(MeOH)(m)
274 lectron transfer from Cp3 U forms the U(IV) -uranyl(V) compound that behaves as a U(V) -localized sin
277 present the first examples of organometallic uranyl(V), and 3 is notable for exhibiting rare cation-c
278 a lower yl oxo exchange transition state for uranyl(V)/water as compared with neptunyl(V)/water and p
279 n rate constants (km) for the dissolution of uranyl-vanadate (U-V) minerals predominant at Blue Gap/T
280 Given the limited information available on uranyl vanadates, room temperature Ca-U-V precipitation
281 D) simulations were performed to investigate uranyl(VI) adsorption onto two neutral aluminosilicate s
283 mido rather than carbene group to afford the uranyl(VI) carbene complex [U(BIPM(TMS))(O)2(DMAP)2] (6)
285 nd, each An(IV) complex, and a corresponding uranyl(VI) complex were characterized using nuclear magn
289 p, Pu; Cp=C5 H5 ) to oxo-bind and reduce the uranyl(VI) dication in the complex [(UO2 )(THF)(H2 L)] (
292 th new advances in the photochemistry of the uranyl(VI) ion that involve the transient formation of f
293 tantially enhanced equatorial bonding of the uranyl(VI) ions as elucidated by the single-crystal stru
297 ually, a detection limit of ca. 1 x 10(-9) M uranyl was achieved using a 5 min deposition time, -1.2
299 ffers very high affinity and selectivity for uranyl with a Kd of 7.4 femtomolar (fM) and >10,000-fold
300 des in the environment; alteration phases of uranyl with other elements including ones that would not