ライフサイエンスコーパス: noble gas

1 e rich and still enigmatic chemistry of this noble gas.

2 rare example in which HF is coordinated to a noble gas.

3 t they contain metal and are repositories of noble gases.

4 upled with the relatively large radii of the noble gases.

5 rigin may be common to all primordial mantle noble gases.

6 usly assess forearc recycling of atmospheric noble gases.

7 lly show strong depletion of all atmospheric noble gases ((20)Ne, (36)Ar, (84)Kr, (132)Xe) with respe

8 to ethane and propane), and the ratio of the noble gas (4)He to CH4 in groundwater were characteristi

9 We also provide closed-system radiogenic noble-gas ((4)He, (21)Ne, (40)Ar, (136)Xe) residence tim

10 tive abundances in the mantle resemble solar noble gas abundance patterns, and a solar origin may be

11 This work provides the first evidence for noble gas-actinide complexes, and the first example of n

12 The trend in noble gas affinity can be understood in terms of the eff

13 By varying the noble gas ambient during thermal annealing of the cataly

14 ds in North America, China and Europe, using noble gas and carbon isotope tracers.

15 We used thermochronology and published noble gas and petrographic data to constrain the tempera

16 s are below 3 x 10(-9) cm(3)(STP)(g) for the noble gases and below 400 x 10(-9)cm(3)(STP)(g) for N(2)

17 l (4)He, (21)Ne, and (40)Ar and suggest that noble gases and methane originate from common sedimentar

18 roversial nature of chemical bonding between noble gases and noble metals is addressed.

19 owledge, the first comprehensive analyses of noble gases and their isotopes (e.g., (4)He, (20)Ne, (36

20 cates and melts has, however, suggested that noble gases approach compatible behaviour, and a signifi

21 Isotopic ratios of carbon and the noble gases are consistent with solar values.

22 In this study, we report that noble gases are hosted by two major sites within the int

23 re we present experimental data to show that noble gases are more incompatible than previously demons

24 that sorb, capture and/or store the heavier noble gases are of interest because of their potential f

25 The noble gases are the most inert group of the periodic tab

26 However, the extent to which atmospheric noble gases are trapped in minerals crystallized during

27 rve a solar-like isotopic composition, heavy noble gases (argon, krypton and xenon) have an isotopic

28 Noble gases as neutral species can serve as probes and b

29 g, and comparative efficacy of the different noble gases, as well as confirmation in large animal mod

30 O(2) is weaker than that between Au(-) and a noble-gas atom (Ar, Kr, or Xe).

31 ecular interactions between gold anion and a noble-gas atom or other nonreactive molecule.

32 first example of neutral complexes with four noble gas atoms bonded to one metal center.

33 cessibility could be proved by accommodating noble gas atoms into the pocket in the crystalline state

34 gs enable the study of individually confined noble gas atoms using surface science methods, opening u

35 p to the equivalent of five xenon atoms, the noble gases bind preferentially at highly localized site

36 ar HgF4 was synthesized in a low-temperature noble gas but the potential of Hg to form compounds beyo

37 atomistic computer simulations indicate that noble gases can be considered as species of 'zero charge

38 have investigated nanoplasma formation from noble gas clusters exposed to high-intensity hard-x-ray

39 e first time the expected carbon isotope and noble gas compositions of captured CO2 streams from a ra

40 isotope compositions with gas chemistry and noble gas compositions of forearc and arc front springs

41 n MORBs, a conclusion that is independent of noble gas concentrations and the partitioning behaviour

42 ane concentrations; isotopes of methane; and noble gas concentrations from 88 wells in Pennsylvania w

43 This is consistent with predicted noble gas concentrations in a water phase in contact wit

44 Although higher than accepted noble gas concentrations in the convecting mantle may re

45 pe fractionation is possible during capture; noble gas concentrations will be controlled by the captu

46 ration paradox, as well as the full range of noble-gas concentrations observed in MORB and OIB glasse

47 Noble gas data appear to rule out gas contamination by u

48 Genesis has resolved discrepancies in the noble gas data from solar wind implanted in lunar soils.

49 increase is consistent with inferences from noble gas data.

50 t a simple solution: recycling and mixing of noble-gas-depleted slabs dilutes the concentrations of n

51 gas oxocation as well as a rare example of a noble-gas dication.

52 ries: the isotopic compositions of O, N, and noble gases differ in the Sun from other inner solar sys

53 bility of proteins and can be mapped through noble gas diffusion and docking.

54 Noble gases dissolved in natural waters are useful trace

55 a subduction barrier for atmospheric-derived noble gases does not exist at mantle depths associated w

56 model, length of ischemia, conditioning and noble gas dose, duration of administration of the gas, e

57 rocesses is the crystal-melt partitioning of noble gases during mantle melting, magma ascent and near

58 known examples of cage anions that contain a noble-gas element.

59 f isolable compounds which contain different noble-gas-element bonds is limited for xenon and even mo

60 gical information for almost all stable, non-noble-gas elements.

61 The flux of atmospheric noble gas entering the deep Earth through subduction and

62 action of laser-ablated U atoms with CO in a noble gas, exhibits very different stretching frequencie

63 arison of the results to those obtained from noble gas experiments and trajectory simulations, the sp

64 arly all cases, the extent of binding of the noble gases follows the trend xenon>krypton>argon.

65 is study presents the complete set of stable noble gases for Barnett Shale and Strawn Group productio

66 ortant carrier of the isotopically anomalous noble gases found in carbonaceous chondrites.

67 l melting as a unique process for extracting noble gases from the early Earth, thereby defining the i

68 be explained by a steady-state transport of noble gases from the lower mantle, which still retains m

69 a theoretical framework with which to model noble-gas geochemistry as a function of residual mantle

70 Noble-gas geochemistry is an important tool for understa

71 Noble gases have been attributed to organ protective eff

72 The complexes of phage T4 lysozyme L99A with noble gases have been studied by molecular dynamics simu

73 Here I present new noble gas (He, Ne, Ar, Xe) measurements from an Icelandi

74 Whereas the light noble gases (helium and neon) in the Earth's mantle pres

75 cent containers, effectively imprisoning the noble gas in the solid state.

76 Mantle noble gases in a magmatic CO2 natural gas field have bee

77 We determined radiogenic and cosmogenic noble gases in a mudstone on the floor of Gale Crater.

78 Noble gases in amine-captured CO2 streams are likely to

79 of neutrons and protons are analogous to the noble gases in atomic physics.

80 This should have left noble gases in both the upper and the lower mantle exten

81 average carbonaceous chondrites and that the noble gases in Earth's atmosphere and oceans are dominan

82 e degassing of helium in OIB magmas and that noble gases in OIB lavas can be derived from a largely u

83 lso indicate that the mantle source of these noble gases in the carbon dioxide well gases cannot be t

84 lemental composition of non-radiogenic heavy noble gases in the mantle is remarkably similar to that

85 depleted slabs dilutes the concentrations of noble gases in the mantle, thereby decreasing the rate o

86 degassing and leaving significant amounts of noble gases in the processed mantle.

87 s a gas-poor planet with trapping of CO2 and noble gases in the shallow mantle.

88 Noble-gas-intercalated WO(3) materials similar to xN(2).

89 A self-consistent model for noble gases involves a gas-poor planet with trapping of

90 sting technology to remove these radioactive noble gases is a costly cryogenic distillation; alternat

91 The cryogenic separation of noble gases is energy-intensive and expensive, especiall

92 Noble gas isotope and hydrocarbon data link four contami

93 streams derived from fossil fuels will have noble gas isotope ratios reflecting a radiogenic compone

94 ratio of radiogenic to non-radiogenic heavy noble gas isotopes and higher water content of plume-der

95 Noble gas isotopes are key tracers of both the origin of

96 deep saline groundwater, (ii) characteristic noble gas isotopes, and (iii) spatial relationships betw

97 'subduction barrier'--the convecting mantle noble gas isotopic and elemental composition is explaine

98 ing the Au(25)(SR)(18)(-) superatom from the noble-gas-like 1S(2)1P(6) electron configuration to the

99 roscopy with continuous flow laser-polarized noble gases makes it possible to "light up" and thereby

100 the nitrene to FNSO(2) was observed in solid noble gas matrices, and reactions of the nitrene with O(

101 2OOSO2CH3 and subsequently isolated in solid noble-gas matrices.

102 lpha-H2CO3 and trapping the vapor phase in a noble gas matrix, which was analyzed by infrared spectro

103 r of continuous, high-precision and accuracy noble gas measurements at substantially reduced cost and

104 ested here: combining stream hydrocarbon and noble-gas measurements with reach mass-balance modeling

105 Noble gas molecules have not hitherto been detected in s

106 on [B12 Cl11 ](-) spontaneously binds to the noble gases (Ngs) xenon and krypton at room temperature

107 of studies show a protective effect of these noble gases on ischemia reperfusion injury across a broa

108 The confinement of noble gases on nanostructured surfaces, in contrast to b

109 re are no prior examples of perovskites with noble gases on the A-sites.

110 r fullerenes are heated in the presence of a noble gas or an unreactive molecule at 650 degrees C and

111 Information on noble gas, organ, species, model, length of ischemia, co

112 Noble gases other than argon were not detected.

113 ecedented example of a xenon(II) oxide and a noble-gas oxocation as well as a rare example of a noble

114 s heat-producing U, Th and K, as well as the noble gases, preferentially partition into melts (here r

115 neuroprotection, using crystallography under noble gas pressure, mostly at room temperature.

116 However, noble gas proxy isotopes produced during neutron irradia

117 Heavy noble gas relative abundances in the mantle resemble sol

118 plasma setup from gas mixtures (H2(O)-CO-N2-noble gases) reminiscent of the protosolar nebula compos

119 These results provide a process for noble gas sequestration in the mantle at various depths

120 Together, the different noble gases show that ancient pockets of water can survi

121 Measurement of noble gases shows that their concentration decreases wit

122 is required to explain the light atmospheric noble gas signature of Barnett Shale production gas.

123 These distinct Strawn and Barnett noble gas signatures are likely the reflection of distin

124 While noble gas signatures of Strawn and stray gas are consist

125 e similarity of Strawn and stray gas crustal noble gas signatures suggests that the Strawn is the sou

126 wn gas have distinct crustal and atmospheric noble gas signatures, allowing clear identification of t

127 Hence, to preserve primitive noble gas signatures, we find no need for hidden reservo

128 to the weak van der Waals interaction, rare (noble)-gas solids are a near-ideal medium in which to st

129 We challenge the popular concept of a noble gas 'subduction barrier'--the convecting mantle no

130 (conventional (1)H as well as hyperpolarized noble gases such as (129)Xe, (3)He, and inhaled O2 and (

131 superatomic electron shells, resulting in a "noble-gas superatom" electron configuration.

132 to fcc-to-hcp transformations in Al and the noble gases, the transformation is sluggish, occurring o

133 ts have traditionally considered the 'inert' noble gases to be extremely incompatible elements, with

134 study the chemical nature of the bonding of noble gases to closed-shell systems containing gold.

135 itic refractory organics and the trapping of noble gases took place simultaneously in the ionized are

136 tural features with chondritic organics, and noble gases trapped during the experiments reproduce the

137 realized until the abundances of atmospheric noble gases trapped in exhumed UHP rocks are known.

138 Here we present high precision analyses of noble gases trapped in fluid inclusions of Archean quart

139 th the isotopic composition of nonradiogenic noble gases trapped in minerals formed during subsolidus

140 ene cage structure to encapsulate and retain noble gases, we have determined that both the Allende an

141 By considering mixtures of noble gases, we show that, depending on the phase behavi

142 Here, both noble gases were found to bind with exceptional affinity

143 The Group 18 elements (noble gases) were the last ones in the periodic system t

144 into the crust (or atmosphere in the case of noble gases), where nearly half of the Earth's budget of

145 on (Rn) is a naturally occurring radioactive noble gas, which is ubiquitous in soil gas.

146 1A lysozymes each bind only a single atom of noble gas, while the cavities within mutants L133A and F

147 renes and the KTB fullerenes contain trapped noble gases with ratios that can only be described as ex

148 ations and the partitioning behaviour of the noble gases with respect to their radiogenic parents.

149 ett Shale footprint in Texas using dissolved noble gases, with particular emphasis on (84)Kr and (132

150 The binding of noble gases within two double mutants was studied to cha

151 use of hyperpolarized nuclei, such as in the noble gas xenon, but previous reporters acting on such n

152 nce of the time at which the neuroprotective noble gases xenon and argon should be administered, duri