ライフサイエンスコーパス: alkalinity

1 imerization domain in response to increasing alkalinity.

2 rmentation to acids, which helped neutralize alkalinity.

3 eaction of CO(2) and OH(-) under interfacial alkalinity.

4 nsuming free lime and reducing cement matrix alkalinity.

5 onia and decreased with increasing catalytic alkalinity.

6 ustrial conditions like high temperature and alkalinity.

7 ation is limited as a result of insufficient alkalinity.

8 s a carbon source triggered by enhanced lake alkalinity.

9 ing inputs of nutrients, organic matter, and alkalinity.

10 required for tolerance to cation stress and alkalinity.

11 dditional regulator of calcification such as alkalinity.

12 its comparison with volumetric titrations of alkalinity.

13 ve in comparison to groundwater pH, DIC, and alkalinity.

14 try) sensing mode for the detection of total alkalinity.

15 vs 10.9), lower alkalinity (mean titratable alkalinity 0.4 vs 1.4 mol H(+) kg(-1)), lower electrical

16 thering during glaciation generates deep-sea alkalinity; (2) vigorous post-glacial continental weathe

17 The calcium reactor kept the pH (8.03-8.10), alkalinity (200 mg/L as CaCO(3)), CO(3)(2-) (<= 80 umol/

18 ilibrated OAE across a gradient from ambient alkalinity (2400 mumol kg(-1)) to double (4800 mumol kg(

19 ate application of TMT for analysis of total alkalinity (A(T)).

20 We evaluated changes in bicarbonate alkalinity, a product of chemical weathering, and tested

21 crospar was driven by methanogenesis-related alkalinity accumulation.

22 d to the determination of calcium, chloride, alkalinity, acidity, and protamine with a range of ion-s

23 ile a dual stressor SBR (DS/SBR) using timed alkalinity addition (TAA) produced HNO(2) (ammonium remo

24 high (~2700 mumol kg(-1)) limestone-inspired alkalinity additions on two biogeochemically and ecologi

25 Notably, the low-alkalinity AEMWE cell exhibited exceptional durability f

26 at lake latitude, size, total phosphorus and alkalinity affect community composition in northern and

27 rategies and suggests that increasing the pH/alkalinity and addition of phosphate or silicate can be

28 ults in apical hook opening is gated by wall alkalinity and auxin, both of which are depleted upon il

29 of atmospheric carbon dioxide, lowering its alkalinity and buffer capacity and thus leading to sharp

30 in the future ocean, resulting in increased alkalinity and buffering capacity of atmospheric CO(2).

31 entrifugation method detected elevated total alkalinity and Ca concentrations in soil pore waters fro

32 rved a frequent decoupling between carbonate alkalinity and Ca concentrations, which we attributed ma

33 st that water chemistry, pH, ionic strength, alkalinity and Ca(2+) concentration can be optimized for

34 reservoirs; and open sets, where balance in alkalinity and carbon fluxes is accommodated by changes

35 tivity of carbonation efficiency to solution alkalinity and caution against directly extrapolating ca

36 , suggesting a possible relationship between alkalinity and cell extension.

37 ution rates for the global oceans from total alkalinity and chlorofluorocarbon data, and we also disc

38 In bulk electrolyte, alkalinity and CO(2) concentration are inversely correla

39 urface dissolved inorganic carbon (DIC); the alkalinity and DIC changes mostly offset each other, and

40 using nitrate as the N source increased the alkalinity and DIC concentration in proportion to the in

41 In contrast, using ammonium caused the alkalinity and DIC to decline, while using ammonium nitr

42 Several constituents including alkalinity and disinfectant byproducts served as indicat

43 e chemistry and quantify the contribution of alkalinity and dissolved inorganic carbon (DIC) outwelli

44 gside reef distribution products to estimate alkalinity and dissolved inorganic carbon fluxes resulti

45 win ocean-general circulation model, surface alkalinity and dissolved inorganic carbon increase by <1

46 cases, this can lead to changes in carbonate alkalinity and dissolved inorganic pool that efficiently

47 As both alkalinity and dissolved silica were likely high in the

48 Tolerance of Aspergillus nidulans to alkalinity and elevated cation concentrations requires b

49 al breakdown and the release of H+, reducing alkalinity and enabling phosphate mineralisation over th

50 ion that are indicative of increased oceanic alkalinity and enhanced chemical weathering of continent

51 librium local environment that has both high alkalinity and high CO(2) concentration.

52 ion can be promoted by a combination of high alkalinity and high CO(2) concentration.

53 In the warm, salty, high alkalinity and high pH Mediterranean waters, the spectro

54 ritical for constraining the surface ocean's alkalinity and inorganic carbon budgets.

55 ile environments with increased salinity and alkalinity and little prospect of revegetation when left

56 pact of biochar and waste irrigation on soil alkalinity and maize production in arid regions has rece

57 best predicted by positive associations with alkalinity and negative associations with streamflow rat

58 e precipitated due to the unusually elevated alkalinity and pH (> 9) oceanic conditions present in th

59 solubility, which is a function of solution alkalinity and pH/CO(2) fugacity.

60 hered by waves and tidal currents, releasing alkalinity and removing atmospheric carbon dioxide (CO(2

61 These surface treatments lower alkalinity and salinity, and thus produce a substrate mo

62 icate weathering to increase soil pore water alkalinity and sequester CO(2).

63 suppresses crystal growth at select solution alkalinity and supersaturation.

64 ifferent N sources systematically affect the alkalinity and the DIC in distinct ways.

65 ) in the ocean is closely linked to seawater alkalinity and the regulation of atmospheric CO(2).

66 ichness and lake size in both ecoregions and alkalinity and total phosphorus in northern lakes.

67 quintuple LGRHK mutation) was shifted toward alkalinity and, in contrast with IRR, did not show signi

68 -rate field studies conducted under elevated alkalinity and/or pH conditions to gigaton-per-year scal

69 ormance included near-neutral pH, sufficient alkalinity, and a diel rhythm in dissolved oxygen.

70 zyme assays, reagentless pH control, acidity/alkalinity, and buffer capacity measurements in very sma

71 st that water chemistry, pH, ionic strength, alkalinity, and Ca(2+) concentration can be optimized fo

72 sults show that an increase in pH, silicate, alkalinity, and calcium suppressed Cr(VI) formation that

73 Measurements of ocean pH, alkalinity, and carbonate ion concentrations ([CO3(2-)])

74 The titratable acidity, alkalinity, and carboxylate content are fundamental prop

75 We monitored water chemistry (metals, alkalinity, and disinfectant byproducts) and microbiolog

76 hallow aquifer by monitoring groundwater pH, alkalinity, and dissolved inorganic carbon (DIC) using t

77 th a long residence time (>7 days), very low alkalinity, and significant nitrate levels (>5 mg-N L(-1

78 ities by decreasing aeration energy, carbon, alkalinity, and tank volume requirements while also pote

79 Such high alkalinity appears to be a prerequisite for the nonskele

80 High temperatures and alkalinity are known to promote NH(3) losses from soda l

81 Streamwater cation concentrations and alkalinity are positively correlated to each other and t

82 gs and detergents and their higher intraoral alkalinity are strongly implicated as the causative fact

83 ible probes, and (ii) rapid determination of alkalinity as compared to traditional approaches togethe

84 atistically significant increasing trends in alkalinity at 62 of the 97 sites, while remaining sites

85 ter than dissolved inorganic carbon, pH, and alkalinity at the CO2 EOR site.

86 Total alkalinity (AT) is an important parameter for describing

87 bout the role of the alkalinity pump and the alkalinity balance in the sea.

88 The system's self-alkalinity buffering also waives the need for pH regulat

89 er variations in coastal ecosystems with low alkalinity buffering.

90 zero current potentiometry) and acidity and alkalinity (by chronopotentiometry at different current

91 presentative synthetic tests show that ocean alkalinity, calcite saturation state, and the carbonate

92 hifting electrolytes from near neutrality to alkalinity can suppress hydrogen evolution while also in

93 ulating water with relatively low pH and low alkalinity, causing dramatically decreased lead release

94 n ameliorated, in many freshwaters carbonate alkalinity concentrations have increased or remained con

95 es, Cd/Ca and Ba/Ca ratios for phosphate and alkalinity concentrations, respectively, thus also for o

96 However, the conventional use of high-alkalinity conditions accelerates membrane degradation,

97 Net alkalinity consumption by ecosystem calcification explai

98 nvisioned, with a potential to impact marine alkalinity cycling on a shorter timescale.

99 S), pH, dissolved inorganic carbon and total alkalinity data from the Chesapeake Bay, where anthropog

100 , lake levels rose erratically, and salinity/alkalinity declined, reaching near-modern conditions aft

101 the surface water of the Red Sea from total alkalinity depletion along their axial flow using the wa

102 e (pH ~2) toward applications different from alkalinity detection.

103 Measurements of groundwater pH, alkalinity, DIC, and dissolved CO2 clearly deviated from

104 , glacial weathering is more likely to yield alkalinity/DIC ratios less than 1, suggesting that enhan

105 minerals, resulting from local increases in alkalinity driven by methane oxidation.

106 The decrease in surface alkalinity drives a net air-sea efflux of CO(2), reducin

107 This work also disproves the claim that alkalinity drives H(2)O(2) formation, as it demonstrates

108 High ocean water alkalinity due to an arid climate and low fluvial runoff

109 For a low-alkalinity electrolyte with a high water-dissociation en

110 -performance electrolyzer using an ultrahigh alkalinity electrolyte, NaOH-KOH-H(2)O, for low-cost NH(

111 Ocean alkalinity enhancement (OAE) is an abiotic ocean CDR app

112 Ocean alkalinity enhancement (OAE) is being considered as a wa

113 Ocean alkalinity enhancement (OAE) is currently discussed as a

114 Ocean Alkalinity Enhancement (OAE) is increasingly considered

115 ion, 3) the Black and Caspian Seas for ocean alkalinity enhancement, and 4) the Great Atlantic Sargas

116 lcification response of a coral reef flat to alkalinity enrichment, and show that, when ocean chemist

117 the energetics of sulfate solvation, and low alkalinity ensures fast transport of sulfate ions.

118 s meadows is complicated by other carbon and alkalinity exchanges that shape net carbon sequestration

119 d under arid conditions in which high marine alkalinity favoured carbonate precipitation.

120 rbonates accumulation on oceanic calcium and alkalinity fluxes, nannoplankton productivity, and carbo

121 to absorb CO2 gas and to provide a source of alkalinity for removing noncarbonate hardness by WAC med

122 The concept of elevating seawater's alkalinity for scalable CO(2) capture without introducin

123 We show that the cell outputs extract alkalinity from olivine and serpentine as Mg(OH)(2) and

124 l precipitation, which removed nutrients and alkalinity from solution.

125 The limited alkalinity from the carbonate buffer in dust and seasalt

126 olling the streamwater inputs of cations and alkalinity from these highly weathered soils.

127 columns and subsequently inoculated with an alkalinity-generating cyanobacteria-dominated microbial

128 o reproduce the observed postbreach internal alkalinity generation in the lake.

129 xceeding organic carbon burial and anaerobic alkalinity generation.

130 ng the past half-century, the export of this alkalinity has increased dramatically from North America

131 ering and the subsequent export of carbonate alkalinity (HCO3- + CO3-2) from soils to rivers account

132 given the extreme conditions including high alkalinity, high ionic strength, and strong radiation fi

133 ction of vast quantities of O2 as well as an alkalinity imbalance demanding extremely low levels of w

134 me useful for the in situ determination of P-alkalinity in a range of matrixes.

135 The rise of alkalinity in many rivers throughout the Eastern U.S. su

136 afloor are a major sink of many elements and alkalinity in seawater.

137 at liberates Ca2+, Mg2+ and K+ and generates alkalinity in the hydrosphere.

138 e the possibility to directly measure pH and alkalinity in the sample with the same sensor by imposin

139 The observed alkalinity in the samples presented a good agreement wit

140 particles rapidly dissolve, producing excess alkalinity in the upper ocean.

141 speciation can explain large proportions of alkalinity in these brines (~98% at the SDU), where evap

142 to diffusion limitation is related to sample alkalinity in this chronopotentiometric detection mode.

143 titrations to obtain high-resolution data on alkalinity in water resources.

144 lkalinity, with the highest Ca and carbonate alkalinity in waters with a pH around 8.0 and decreasing

145 , calculated from the measured pH and total alkalinity) in four regions of northwestern Greenland: N

146 (low turbidity, pH, conductivity, and total alkalinity) in rainforests to those more typical for sav

147 cean is predominately acidic (reducing total alkalinity) in the temperate Northern Hemisphere and alk

148 POC was significantly lower, while the total alkalinity increased in the low-pH AMZ core, suggesting

149 In addition, our findings suggest that blood alkalinity increases secretin release from the small int

150 This long-term increase suggests elevated alkalinity input, perhaps from the Himalaya, rather than

151 Water chemistry parameters (temperature, alkalinity, ionic strength, and humic acid) inhibited ov

152 Alkalinity is a known threat to crop plant growth and pr

153 i suggest that the increase in the export of alkalinity is also linked to amount and type of land cov

154 e the sample pH is measured at zero current, alkalinity is assessed by chronopotentiometry at anodic

155 zone because the largest increase in pH and alkalinity is associated with NO2(-) reduction.

156 Alkalinity is determined by imposing a defined flux of h

157 dation decreases the pH in wastewaters where alkalinity is limited relative to total ammonia.

158 The produced (bi)carbonate alkalinity is valuable for wastewater treatment and long

159 Finally, the P-alkalinity level is measured in a river sample to demons

160 r calcium carbonate dissolution and enhanced alkalinity, likely contributing to further draw down of

161 ment of neritic carbonate factories, and ii) alkalinity-limited periods, where ocean chemistry restri

162 as had lower pH (mean pH 7.9 vs 10.9), lower alkalinity (mean titratable alkalinity 0.4 vs 1.4 mol H(

163 tion in the sample (i.e., the way to express alkalinity measurements).

164 hy C-terminal truncating mutations result in alkalinity mimicry and pH-independent processing.

165 alicular export of bile acids or act as bile alkalinity modifiers are predicted to exert anti-inflamm

166 sequestered as innocuous, chemically stable alkalinity (NaHCO(3)).

167 As a result, the decrease in the local alkalinity near the electrode surface with enhanced mass

168 developed a multi-parameter (i.e., chloride, alkalinity, nitrate, nitrite, fluoride, phosphate, total

169 O(2) system data set (carbonate ion, pH, and alkalinity) obtained from 2009 to 2020 to assess the dif

170 mples with respective DOC concentrations and alkalinities of 0.6 and 1.2 mg C/L and 81.8 and 17.1 mg/

171 The titratable alkalinity of a sample can be similarly determined using

172 membranes for the direct detection of total alkalinity of a sample that contains a weak base such as

173 significance of this system by measuring the alkalinity of artificial and natural water samples by us

174 posits, and resulted from the unusually high alkalinity of Cambrian oceans.

175 freshwater inputs that typically dilute the alkalinity of seawater thereby resulting in reduced buff

176 of the acidity of fruit-flavored drinks, the alkalinity of tap water, and the carboxylate content of

177 ed into the culture media and contributes to alkalinity of the external microenvironment.

178 In rats, increased blood alkalinity of the perfused upper small intestine increas

179 dissolution caused a significant increase in alkalinity of the seawater with a consequent DIC increas

180 n at the air-water interface scales with the alkalinity of water.

181 matrixes of high salinity or strong acidity/alkalinity often break the electrostatic repulsion of Au

182 oration of the effects of dietary acidity or alkalinity on bone.

183 (i.e., pH, silicate, phosphate, calcium, and alkalinity) on Cr(VI) formation through oxidation of Cr(

184 ne degradation, emphasizing the need for low-alkalinity operation to ensure long-term stability.

185 toxic metals or have high levels of acidity, alkalinity or salinity.

186 Concurrently, alkalinity outwelling was similar or higher than sedimen

187 sample, as per the formal definition of the alkalinity parameter.

188 variables included Hg deposition, watershed alkalinity, percent wetlands, percent forest canopy, per

189 wastewater with wide degrees of acidity and alkalinity (pH 2-14) and high-salinity seawater (up to 3

190 droponic medium, which resulted in increased alkalinity (~pH 8).

191 in kerogenous substrates, such as carbonate alkalinity, pH and Mg/Ca ratios, as recently constrained

192 rtant groundwater chemical parameters, i.e., alkalinity, pH, and chloride on benzene degradation via

193 4)) and bases (NH(3)) alter surface seawater alkalinity, pH, and inorganic carbon storage.

194 of intertidal wetlands export more DIC than alkalinity, potentially decreasing the pH of coastal wat

195 In the latest Permian, increased ocean alkalinity primed the Earth system with a low level of a

196 h inhibits metal release and neutralizes the alkalinity produced by the ash.

197 Further, the alkalinity produced from cathodic denitrification partia

198 the formation of these discrete phases were alkalinity production and solution conditions such as in

199 Volcanic outgassing likely outpaced alkalinity production from weathering, leading to an inc

200 xing of post-glacial meltwater with deep-sea alkalinity prolongs cap carbonate deposition.

201 fundamental questions about the role of the alkalinity pump and the alkalinity balance in the sea.

202 table part of the biological carbon pump and alkalinity pump paradigms.

203 O(2) and promotes its outgassing (i.e., the "alkalinity pump").

204 arbon ranged from 2088 to 2186 mumol kg(-1), alkalinity ranged from 2299 to 2346 mumol kg(-1), and ar

205 There is no evidence for cation or alkalinity regulation of SltB cleavage, but activation o

206 demand, biological oxygen demand, and total alkalinity removal rate varied from 79% to >=83%; total

207 realistic addition of 50 mumol kg(-1) of OAE alkalinity restores species-specific calcification rates

208 High alkalinity/salinity conditions especially bias Mg/Ca tem

209 Submersible Autonomous Moored Instrument for alkalinity (SAMI-alk) uses a novel tracer monitored titr

210 of null vps alleles and resulting in cation/alkalinity sensitivity either reduced or eliminated SltA

211 In essence, the alkalinity sensor is based on the linear relationship fo

212 ea: the titration protocol indeed acts as an alkalinity sensor via the calculation of the proton char

213 emperatures above 25 degrees C and excessive alkalinity should be avoided to prevent the beta-elimina

214 ce) in relation to altered vesicle surfaces (alkalinity source).

215 Industrial alkalinity sources investigated include fly ash, cement

216 The availability of industrial alkalinity sources is investigated to determine their po

217 ended to more abundant yet expensive natural alkalinity sources.

218 from 286 titrations on three types of total alkalinity standards: Na2CO3 in 0.7 mol kg x soln(-1) Na

219 dynamics simulations reveal that electrolyte alkalinity strongly impacts the energetics of sulfate so

220 ontribution of carbonate weathering to total alkalinity, suggesting an important control of the weath

221 ms, which employ Faradaic reactions to drive alkalinity-swings and enable dissolved inorganic carbon

222 irst define unit operations in the DIC/total alkalinity (TA) space.

223 -On-Chip (LOC) sensors measured pH and total alkalinity (TA) while onboard the ALR.

224 High-frequency measurements of pH, alkalinity (TA), and total-CO(2) elucidate extreme diel

225 structure of a lead pipe, supplied with high-alkalinity tap water, in which the lead calcium apatite

226 f its activity by the increased interstitial alkalinity that accompanies acid secretion, might enable

227 seafloor, this represents a large source of alkalinity that buffers the deep ocean and favours the p

228 electron equivalents, but also by generating alkalinity that effectively buffers the pH.

229 ueous solution, producing carbonate ions and alkalinity that in the presence of calcium cations leads

230 weathering is expected to increase seawater alkalinity, thus resulting in additional CO2 uptake from

231 post-glacial continental weathering supplies alkalinity to a carbonate-saturated freshwater layer, ra

232 solute mixing model to predict the ratio of alkalinity to dissolved inorganic carbon (DIC) generated

233 dependent exocytosis, increase intracellular alkalinity to enhance the fluorescence presentation of y

234 ave a limited effect on this limitation, and alkalinity turns out to be the main driver of inorganic

235 onments on earth, characterized by very high alkalinity, unusual water chemistry, and extreme O2, ROS

236 Results showed that an increase of alkalinity up to 10 meq/L decreased the rates of persulf

237 ults, physiologically mediated extracellular alkalinity varies along the long axis of the alga with e

238 copper pipe were estimated as a function of alkalinity via linear regressions for the 90th, 95th, an

239 eutralization by amiloride suggests that the alkalinity was due to Na+/H+ exchange antiporter activat

240 ively alkaline (pH 4.1 +/- 0.1), and surface alkalinity was enhanced by topical dimethyl prostaglandi

241 ts were caused by dissolution of CO2 whereas alkalinity was likely affected by carbonate dissolution.

242 is attributed to an increased input of high alkalinity waters derived from the Gulf Stream.

243 tantial recent warming and the inflow of low alkalinity waters into the Gulf of Maine have raised con

244 idation by Cl(2) to occur above pH 7 in high-alkalinity waters.

245 To mitigate the reduction in seawater alkalinity, we introduce a mineral-assisted re-alkaliniz

246 ncreased the flux of phosphorus (relative to alkalinity) weathered from rocks.

247 moved, inactive biomass remained, and pH and alkalinity were adjusted to SIcalcite approximately 1.56

248 comprehensive understanding of ancient ocean alkalinity, which affects carbon partitioning within the

249 characterized by an up to 5-fold increase in alkalinity, which indicates the successful weathering of

250 The increase in alkalinity will lead to an increase in the uptake and ox

251 the [CO3(2-)] values calculated from pH and alkalinity, with negligible biases (0.4 +/- 3.4 mumol.kg

252 ongly and proportionally linked to carbonate alkalinity, with the highest Ca and carbonate alkalinity

253 p to a quarter of the increase in titratable alkalinity within 1000 meters of the ocean surface, a co