ライフサイエンスコーパス: precession

1 t crosses the respective place field ("phase precession").

2 a rat passes through the place field ("phase precession").

3 temporal organization known as 'theta phase precession'.

4 relative to local theta oscillations (phase precession).

5 he nuclear magnetic shielding and the Larmor precession.

6 f spatially selective firing and theta phase precession.

7 mental observations characterizing CA1 phase precession.

8 This phenomenon is called phase precession.

9 r produces frequency-modulated electron spin precession.

10 that have been corrected for the effects of precession.

11 ity or (equivalently) to the envelope of the precession.

12 coding by expanding the range of theta phase precession.

13 pled microwave resonator during their Larmor precession.

14 roximately 110-ky eccentricity modulation of precession.

15 in the source-drain conductance due to spin precession.

16 or the absence of individual neuronal phase precession.

17 tween learning time, window width, and theta precession.

18 A1 pyramidal cell is not necessary for phase precession.

19 el single-shot T2-prepared steady-state free precession 4-chamber and 3 short axis sequences and regi

20 This encoding is accomplished through phase precession, a phenomenon whereby unit firing is linked t

21 These signals arise from electron precession about the random fields due to statistically

22 ith the static interaction to induce coupled precession across the multilayer stack.

23 measured as changes in the amplitude of spin precession after optical excitation in a transverse magn

24 Interestingly, theta precession also increased the number of spurious loops d

25 s changed by approximately 83 degrees in the precession and approximately 124 degrees in the obliquit

26 Interneurons can also show transient-phase precession and contribute to the formation of coherently

27 he latter of which are phase-coupled to both precession and eccentricity--in the tropical and extratr

28 ascular magnetic resonance steady-state free precession and fast gradient echo cine long- and short-a

29 We explain the precession and jumps within a quantitative framework tha

30 stellate cells show steeper slopes of phase precession and larger phase ranges.

31 nfall variability exhibits power in both the precession and obliquity bands, and is nearly in anti-ph

32 ic ITCZ migration was influenced by combined precession and obliquity changes.

33 Short-axis cine steady-state free-precession and postcontrast inversion-recovery gradient-

34 ition modulates the slope and range of phase precession and provides two main testable predictions.

35 modulation to examine the phase evolution of precession and semiprecession cycles--the latter of whic

36 nderwent true fast imaging with steady-state precession and single-shot echo-planar diffusion-weighte

37 egional insolation changes driven by orbital precession and the effects associated with high-latitude

38 owing minute magnetic fields to perturb spin precession and thus recombination rates and photoreactio

39 ce multiphase acquisitions steady-state free precession and velocity-encoded cine.

40 oductivity exhibit cycles of 23 kyr (orbital precession) and 100 kyr during the past 0.5 Myr, whereas

41 ment and true fast imaging with steady-state precession) and the second after viewing diffusion-weigh

42 most strongly with Earth's orbital geometry (precession), and tropical sea-surface temperatures are s

43 cycle, during which obliquity prevails over precession, and highlights the decisive role of astronom

44 a relatively small contribution from orbital precession, and that early Pleistocene sea surface tempe

45 dent magnetic and electrical control of spin precession, and thus confirms spin coherent drift in the

46 atch, spin relaxation and the spread of spin precession angles.

47 Thus changes in field size and phase precession are coupled.

48 Eccentricity, obliquity, and precession are cyclic parameters of the Earth's orbit wh

49 as place fields, theta modulation, and phase precession, are also present in CA2, but that the CA2 su

50 sic entropic contribution arising from helix precession around the membrane normal even under a negat

51 HIC within CMI on balanced steady-state free precession as a marker of iron deposition was validated

52 ce field of the cell (i.e., there was "phase precession," as reported by others).

53 A steady-state free precession (balanced fast field-echo) sequence was used

54 e obliquity band but less overturning in the precession band.

55 erformed with fast imaging with steady-state precession-based MR fingerprinting with ADC mapping.

56 cle overprinted on a pronounced 20,000-year (precession) beat, driven by orbital forcing of summer in

57 o subsequent laps but, across neurons, phase precession became more synchronized after experience, su

58 is primarily controlled by obliquity and not precession because, by Kepler's second law, the duration

59 equence of phase-position correlation (phase precession), because they are no longer seen after data

60 On T2-prepared steady-state free precession BOLD MR images in dogs, signal intensity diff

61 l two-dimensional balanced steady-state free precession (bSSFP) acquisitions.

62 PCSI uses a balanced steady-state free precession (bSSFP) sequence with an ultra-low flip angle

63 stimation (IDEAL) balanced steady-state free precession (bSSFP), fat-suppressed bSSFP, and fat-suppre

64 hy MEC lesions can abolish hippocampal phase precession but not place fields.

65 ity, we find that both cell types show phase precession but putative stellate cells show steeper slop

66 y intrinsic network processes, such as phase precession, but also by the matching of these inputs to

67 ponding null hypotheses for eccentricity and precession cannot be rejected.

68 pring cohort members using steady-state free precession cardiac magnetic resonance and identified a r

69 res within CMI on balanced steady-state free precession cardiac magnetic resonance imaging can be use

70 Steady-state free precession cardiac volumes and mass measurements were co

71 Contrast-enhanced steady state free precession (CE-SSFP) and T2-weighted short tau inversion

72 Steady-state free precession cine images from cardiac magnetic resonance i

73 ns on long axis cardiac MR steady-state free precession cine images in 1000 participants (551 women;

74 cardiac magnetic resonance steady-state free precession cine long and short axis images in 300 consec

75 were analyzed using DRA on steady-state free precession cine sequence images.

76 n-echo sequences, balanced steady-state free precession cine sequences, two-dimensional turbo inversi

77 ned with true fast imaging with steady-state precession combined with water as an intraluminal contra

78 l-level optogenetic activation with temporal precessions comparable to the spike timing remained chal

79 After recovery from silence, phase precession continued.

80 Phase precession could result from intrinsic cellular dynamics

81 s and the slower theta LFP, underlying phase precession, creates a paradox.

82 nearly related to, but lagged, the 23,000 yr precession cycle in northern hemisphere summer insolatio

83 strength include summer insolation driven by precession cycles, ocean circulation through its influen

84 e terminations are separated by four or five precession cycles, supporting the idea that the '100,000

85 y cycles, 41-kyr obliquity cycles and 23-kyr precession cycles.

86 e cycle is an average of discrete numbers of precession cycles.

87 d to the amplification of obliquity (but not precession) cycles in equatorial sea surface temperature

88 Magnetization relaxation, precession, damping and the spatial coherence of magneti

89 hed orbital eccentricity, and a reduction in precession-dominated climatic extremes.

90 hat insolation changes caused by the Earth's precession drove the terminations of each of the last se

91 in field-effect transistors is based on spin precession due to the spin-orbit coupling.

92 Here we demonstrate phase precession during place-field crossings in an open-field

93 theta rhythm shows a unidirectional forward precession during spatial behaviour.

94 A cross-correlative precession electron diffraction - atom probe tomography

95 Precession electron diffraction, in combination with sca

96 hem to three dimensions, to produce scanning precession electron tomography, enables the 3D orientati

97 The efficiency of spin precession excitation is significantly higher and the re

98 However, once phase precession exists in one region, it might also propagate

99 enhanced true fast imaging with steady-state precession (FISP) portion alone of their comprehensive i

100 d with a true fast imaging with steady-state precession (FISP) sequence.

101 eal-time true fast imaging with steady-state precession (FISP), which permitted evaluation of the ent

102 etically trap the atoms, and use Larmor spin precession for magnetic sensing in the vicinity of the a

103 ing at 1.5 T included cine steady-state free precession for ventricular function, T2* for myocardial

104 model, we analyze such inheritance of phase precession, for example, from the entorhinal cortex to C

105 Large local changes in precession forcing could have produced this pattern if t

106 Precession frequencies exceed 2 THz in applied magnetic

107 The deviation from uncoupled precession frequencies quantifies both the exchange (<30

108 The precession frequency of a single vortex is measured by e

109 , whose length and spacing are tuned to this precession frequency, the domain wall's oscillations can

110 Magnetic resonance global coherent free precession (GCFP) is a new technique that produces cine

111 aintained in a state of global coherent free precession (GCFP), which allows acquisition of consecuti

112 se cores (HIC) in balanced steady-state free precession images and conventional cardiac magnetic reso

113 T2-prepared steady-state-free precession images showed areas of signal hyperintensity

114 n short-axis and 4-chamber steady-state free precession images using feature tracking software.

115 ured in inversion recovery steady state free precession images were highly correlated with the extent

116 at HIC regions in balanced steady-state free precession images within CMI likely result from iron dep

117 ewire tracking, we used 2D steady-state free precession imaging at a temporal resolution of 9 frames/

118 -echo methods and balanced steady-state free precession imaging both with and without arterial spin l

119 ontrast inversion recovery steady state free precession imaging method was used to delineate the acut

120 in ferromagnet-semiconductor devices is its precession in a magnetic field.

121 Coherent spin precession in a Rashba effective magnetic field in the c

122 We observed strong single-lap phase precession in a significant percentage of place fields o

123 C appears to be a crucial component of clock precession in cyanobacteria.

124 Studies examining the role of theta phase precession in spatial memory, particularly sequence retr

125 direct measurement of coherent electron spin precession in zero magnetic field as the electrons drift

126 al monsoon variability is driven directly by precession-induced changes in NHSI.

127 Cold-tongue SST varied coherently with precession-induced changes in seasonality during the pas

128 in the Southern Hemisphere tropics linked to precession-induced modification of seasonal precipitatio

129 t reveal continuous, shear-induced molecular precession, interrupted by occasional jump discontinuiti

130 pyramidal cells are inherent and that phase precession is a result of the coordinated activity of te

131 Phase precession is a well known phenomenon in which a hippoca

132 The source of the cell body precession is believed to be associated with the flexibi

133 ls have different projection patterns, phase precession is differentially passed on to different subr

134 inheritance model thus can explain why phase precession is observed throughout the hippocampal format

135 Because Earth's orbital precession is out of phase between hemispheres, 23,000-y

136 In addition, phase precession is significantly stronger than the pooled-run

137 mode, when the flagellum pulls the cell, the precession is smaller and the cell has a lower translati

138 ent stochasticity of grid-cell firing, phase precession is therefore a robust phenomenon at the singl

139 This "phase precession" is observed also in the prefrontal cortex an

140 cs were measured with cine-steady-state free-precession magnetic resonance imaging using feature-trac

141 overy single-shot balanced steady-state free precession magnetic resonance imaging.

142 itation in the KwaZulu-Natal province during precession maxima is driven by a combination of increase

143 ion pattern preceded the Northern Hemisphere precession maximum by ~3 ka, suggesting that obliquity m

144 nd 37.5-33 ka that lead obliquity maxima and precession minima.

145 can estimate the mass using the relativistic precession model, from which we get a value of 415 +/- 6

146 This finding is supported by a simple phase-precession model, which demonstrates the plausibility of

147 ssive catheter tracking, a steady-state free precession MR imaging sequence was used.

148 able interactive real-time steady-state free precession MR imaging sequence.

149 Steady-state free precession non-breath-hold images were repeatedly acquir

150 ept has been elaborated into hypotheses that precession, obliquity or combinations of both could pace

151 as should have a significant effect on phase precession observed in CA1.

152 or deuterium) involved in the coherent spin precession observed in spin-echo envelope modulation.

153 We found that theta phase precession occurred over a wider range than previously r

154 Here we show that phase precession occurs in both spatial and non-spatial behavi

155 The observed precession of -7576 +/- 35 milliarc seconds of angle per

156 ing the driving phase synchronously with the precession of a given nuclear spin, the interaction to t

157 iamond has been detected optically, and spin precession of a localized electron spin on a surface was

158 nderstand theoretically, because torque-free precession of a solitary pulsar should be damped out by

159 We observe Hanle precession of electron spin accumulation in silicon for

160 The mass of the arcs affects the precession of Galatea's eccentric orbit, which will enab

161 Another key feature of the data, phase precession of intracellular theta oscillations and spiki

162 nisotropy axis excites a non-uniform in time precession of magnetizations sublattices in the AFM, due

163 g landers to estimate improved values of the precession of Mars' pole of rotation and the variation i

164 etometers, based on detection of Larmor spin precession of optically pumped atoms, have approached si

165 ic field, extremely rapid (300-600 GHz) spin precession of photoinjected electrons is observed, indic

166 review the mechanisms underlying theta phase precession of place cell firing, ranging from membrane p

167 cells at the theta timescale and theta phase precession of spikes were reversibly reduced.

168 onstrate electrical injection, detection and precession of spin accumulation in silicon, the cornerst

169 This method, combined with the precession of the electron beam, provides high quality d

170 rily controlled by 20,000-year cycles in the precession of the equinoxes, whereas early Pleistocene g

171 ntracellular theta oscillations, and a phase precession of the intracellular theta oscillation relati

172 sults require a persistent power source like precession of the lunar mantle or a compositional convec

173 the differential motion, due to Earth-driven precession of the lunar spin axis, between the solid sil

174 eversal or high-frequency (GHz) steady-state precession of the magnetization in giant magnetoresistan

175 onance instead of relying only on the Larmor precession of the spin accumulation in the semiconductor

176 0, 500 and 250 days, probably resulting from precession of the spin axis caused by an asymmetry in th

177 te of Eros is stable with no measurable free precession of the spin pole.

178 cillating field or current induce gyrotropic precession of the spin vortex.

179 ivity, but also the characteristics of phase precession of the targeted output cell.

180 uency bands related to differences in Larmor precession of the three isotopes (69)Ga, (71)Ga and (75)

181 ontrolled by far-from-equilibrium gyrotropic precession of the vortex core, and the reversal is achie

182 Modelling the precession of these stars yields a date for the start of

183 to offset, accompanied by a consistent phase precession of TRN spike times relative to the cortical o

184 correlations could arise due to spike "phase precession" of independent neurons driven by common thet

185 siological, we explored the effects of theta precession on spatial learning in our virtual ensembles.

186 predicted by models that account for "phase precession" on the basis of asymmetry of synaptic connec

187 e-dimensional fast imaging with steady-state precession, or FISP) was performed at 1.0 T in phantoms,

188 ensional fast imaging with steady-state free precession, or FISP, acquisition and a Bloch-Siegert B1

189 e-dimensional fast imaging with steady-state precession, or FISP, sequences after administration of a

190 fluoroscopy (fast imaging with steady-state precession, or FISP, sequences) to introduce an RF elect

191 eal-time true fast imaging with steady-state precession, or FISP.

192 overy imaging, T2-prepared steady-state-free precession, or late gadolinium enhancement.

193 h the look-ahead phenomenon implied by phase precession originates in superficial entorhinal cortex b

194 te-voltage-mediated control of coherent spin precession over a 13-GHz frequency range in a fixed magn

195 eld theta oscillation shifts forward ("phase precession") over a full theta cycle as the animal cross

196 Here I show that both obliquity and precession pace late Pleistocene glacial cycles.

197 Unlike the precession paradigm expressed in its East Asian counterp

198 s, she points to the proposed interstar-line precession past the north celestial pole at a rate of 27

199 portion of SE place cells had aberrant phase/precession pattern and temporal organization of firing a

200 ary rotation to be completed within one spin precession period.

201 tive to orbital forcing at the obliquity and precession periods (41,000 and 23,000 years, respectivel

202 adio-frequency pulses that require many spin precession periods.

203 00, and 2,400 kyr, the modulation periods of precession, persistently enter into marine carbon cycle

204 mental tool for exploring spin Hall and spin precession phenomena in an electrically tunable semicond

205 The spatial phase precession phenomenon is therefore a manifestation of a

206 of temporal coding is the hippocampal phase precession phenomenon, in which the timing of pyramidal

207 ad stable place fields and their theta-phase precession profiles were unaltered during the task, indi

208 gravity variations and the magnitude of the precession rate is too small to be detected.

209 gravitational variation together with either precession rate or a validated assumption of hydrostatic

210 n resulted in hydrologic change dominated by precession rather than the high-latitude teleconnections

211 riatum almost invariably showed firing phase precession relative to the hippocampal theta rhythm.

212 3D fast imaging with steady-state precession (repetition time [msec]/echo time [msec] = 5.

213 ld of 6 T, including complete suppression of precession, reversal of the sign of g, and operation up

214 prepared true fast imaging with steady-state precession sequence was employed for coronary MR angiogr

215 2-prepared two-dimensional steady-state free precession sequence was used for BOLD imaging at a spati

216 ensional true fast imaging with steady-state precession sequence with a three-dimensional spoiled gra

217 k-space true fast imaging with steady-state precession sequence, referred to as inversion time (TI)

218 1.5 T by using a balanced steady-state free precession sequence.

219 study, patients underwent steady-state free precession sequences and stress cardiac magnetic resonan

220 Steady-state free precession sequences were used for aortic valve planimet

221 Real-time steady-state free-precession sequences were used for MR imaging-guided cat

222 ensional fast imaging with steady-state free precession sequences).

223 tionally relevant information and that phase precession serves to bind hippocampal place representati

224 dard imaging data included steady-state free precession short-axis cine stack images, cine myocardial

225 f spikes from cycle to cycle (i.e., temporal precession slope) is faster, yet spatial-phase precessio

226 er, intrinsic oscillation frequencies, phase precession slopes, and firing rates.

227 Steady-state-free-precession (SSFP) and fast-gradient-echo (FGE) sequences

228 -source RF transmission on steady-state free precession (SSFP) cine sequences and turbo spin-echo (TS

229 rd multisection multiphase steady-state free precession (SSFP) imaging and sensitivity encoding (SENS

230 old three-dimensional (3D) steady-state free precession (SSFP) magnetic resonance (MR) angiography wa

231 Tagging with balanced steady-state free-precession (SSFP) magnetic resonance (MR) imaging by usi

232 on recovery (DIR)-prepared steady-state free precession (SSFP) magnetic resonance (MR) imaging sequen

233 using a new T(2)-prepared steady-state free-precession (SSFP) MRI pulse sequence sensitive to BOLD c

234 is and long axis slices by steady-state free precession (SSFP) sequences using a 3.0T scanner.

235 led echo (GRE) or balanced steady-state free precession (SSFP) sequences.

236 ance (MR) angiography with steady-state free precession (SSFP) with inversion recovery for assessing

237 ecession slope) is faster, yet spatial-phase precession stays unchanged.

238 ynamic sequences (balanced steady-state free precession, T1-weighted turbo gradient-echo, T1-weighted

239 dynamic spin control using steady-state free precession techniques.

240 irect response to eccentricity modulation of precession than their Early Miocene counterparts, which

241 magnetization reversal in terms of a dynamic precession that is triggered by strain from voltage-driv

242 , we extended the scope of hippocampal phase precession to include object information relevant to mem

243 ime cine true fast imaging with steady-state precession (trueFISP) magnetic resonance (MR) imaging se

244 recovery-true fast imaging with steady-state precession (TrueFISP) sequence at several inversion time

245 ver the next several years owing to geodetic precession until it disappears entirely in 15-20 years.

246 mentally demonstrate ultrafast coherent spin precession via optical charge-transfer processes in the

247 We report the first observation of spin precession via the Hanle effect in both local three-term

248 nor the regular manifestation of theta phase precession was affected by reward expectancy.

249 Magnetization precession was fitted with a single-mode damped sinusoid

250 Moreover, theta phase precession was maintained in both running conditions, in

251 R) angiography with use of steady-state free precession was performed in 12 patients up to 20 minutes

252 e-dimensional fast imaging with steady-state precession was performed with free breathing.

253 population of ventral striatal cells, phase precession was preferentially associated with an anticip

254 Individual neuronal phase precession was stable from the first lap to subsequent l

255 Ventral striatal phase precession was stronger to hippocampal than ventral stri

256 Theta phase precession was substantially disrupted, even during peri

257 ed dependence was abolished in VR, but phase precession was unaffected, constraining mechanisms gover

258 ed in which the frequency of electron Larmor precession was used as a magnetometer of local magnetic

259 predictions of the different models of phase precession, we transiently turned off neuronal discharge

260 LA volumes measured by steady-state free precession were 3% larger than by fast gradient echo cin

261 contrast, CA1 population activity and phase precession were distributed more uniformly.

262 Theta precession, which is believed to influence learning and

263 he cells are recorded, and the rate of phase precession, which is slower in middle regions.

264 es but have been inconclusive with regard to precession, whose shorter period of about 20,000 years m

265 -distal locations exhibit robust theta phase precession, with similar spiking oscillation frequencies

266 ath-hold true fast imaging with steady-state precession, with temporal resolution of 5.6 msec at 1.5

267 that had similar structure, including phase precession within motif fields.