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 in the source-drain conductance due to spin precession.

6 or the absence of individual neuronal phase precession.

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

8 hase of obliquity, but at opposing phases of precession.

9 A1 pyramidal cell is not necessary for phase precession.

10 he nuclear magnetic shielding and the Larmor precession.

11 f spatially selective firing and theta phase precession.

12 detected by measuring the net magnetization precession.

13 mental observations characterizing CA1 phase precession.

14 This phenomenon is called phase precession.

15 ts because of their strongly elliptical spin precession.

16 r produces frequency-modulated electron spin precession.

17 ntrolled by the ellipticity of magnetization precession.

18 that have been corrected for the effects of precession.

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

20 ential barrier is to trigger an all-coherent precession.

21 coding by expanding the range of theta phase precession.

22 roximately 110-ky eccentricity modulation of precession.

23 pled microwave resonator during their Larmor precession.

24 llar-mass black holes has shown evidence for precession(1) due to frame-dragging effects that occur w

25 the past one million years, revealing strong precession (19/23-ka) cycles.

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

27 ica, paced by eccentricity-modulated orbital precession(6) between 3.3 and 2.7 Ma.

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

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

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

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

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

33 LT precession, an effect of relativistic frame dragging, is

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

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

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

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

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

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

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

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

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

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

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

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

46 ding resolution through improved theta phase precession and theta timescale spike coordination.

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

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

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

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

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

52 combination of eccentricity, obliquity, and precession, and confirm that major Asian aridification a

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

54 )), MR fingerprinting with steady-state free precession, and targeted biopsy (60 in-gantry and 15 cog

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

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

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

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

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

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

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

62 in an immediate spin canting along the short precession axis.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

87 sequences of cine balanced steady-state free precession (cine bSSFP), T1-weighted and T2-weighted ima

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

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

90 After recovery from silence, phase precession continued.

91 Phase precession could result from intrinsic cellular dynamics

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

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

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

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

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

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

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

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

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

101 istocene times have revealed the presence of precession-driven wet-dry cycles atop a general aridific

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

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

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

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

106 oton in a Penning trap(4) to search for spin-precession effects from ultralight axions, which have a

107 Utilizing precession electron diffraction (PED) techniques, crysta

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

109 Precession electron diffraction, in combination with sca

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

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

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

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

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

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

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

117 formed using this system, including the spin precession for strongly self-gravitating bodies.

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

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

120 onfounds attempts to test the persistence of precession forcing.

121 Precession frequencies exceed 2 THz in applied magnetic

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

139 ivistic spin-1/2 particles undergoing Larmor precession in electromagnetic fields with small field no

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

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

142 tion, a 12-fold increase of the amplitude of precession indicates efficient resonant heat transfer fr

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

160 For precession maxima, we infer significantly enhanced rainf

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

162 echo and three-dimensional steady-state free precession, may require modification to keep the energy

163 lar jets and an enhanced midlatitude jet for precession minima.

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

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

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

167 red with fast imaging with steady-state free precession MR fingerprinting in brain tissues of healthy

168 ensional fast imaging with steady-state free precession MR fingerprinting in vivo in human brains.

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

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

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

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

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

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

175 ross the theta cycle, analogous to the phase precession observed in ~37% of CA1 place cells.

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

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

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

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

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

181 tation can be modelled as the Lense-Thirring precession of a vertically extended slim disk that arise

182 erromagnetic insulator and so drive the spin precession of another ferromagnet layer coherently?

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

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

185 ther resonance occurs at 10.5 tesla from the precession of induced magnetic moments.

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

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

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

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

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

191 nlike the unidirectional late-to-early phase precession of place cells, bidirectional phase modulatio

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

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

194 e series of oxygen isotopes to show that the precession of the earth's orbit is the primary control o

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

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

197 oO insulating layer to drive a coherent spin precession of the Fe(75)Co(25) layer.

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

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

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

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

202 an quadrupole moment and Lense-Thirring (LT) precession of the orbit resulting from rapid rotation of

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

220 rnal microwave signal with the internal spin precession oscillations to create new frequencies tunabl

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

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

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

224 Unlike the precession paradigm expressed in its East Asian counterp

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

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

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

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

229 00, and 2,400 kyr, the modulation periods of precession, persistently enter into marine carbon cycle

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

231 Unprecedentedly, we found a phase precession phenomenon indicating predictive processes of

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

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

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

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

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

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

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

239 hich gives rise to theta sequences and phase precession, respectively.

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

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

242 2-prepared two-dimensional steady-state free precession sequence was used for BOLD imaging at a spati

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

244 fingerprinting based on a steady-state free precession sequence with an external radiofrequency tran

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

246 1.5 T by using a balanced steady-state free precession sequence.

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

248 E) or T2-prepared balanced steady-state free precession sequences were included.

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

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

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

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

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

254 After removing the precession signal we observe millennial oscillations tha

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

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

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

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

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

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

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

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

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

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

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

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

267 and three-dimensional (3D) steady-state free precession (SSFP), single-shot fast spin-echo, 2D and 3D

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

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

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

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

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

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

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

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

276 R), true fast imaging with steady-state free precession (TRUFI), and three-dimensional fast low angle

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

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

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

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

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

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

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

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

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

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

287 Theta phase precession was substantially disrupted, even during peri

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

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

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

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

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

293 ting significant theta rhythmicity and phase precession were observed, which may suggest changes to h

294 Theta precession, which is believed to influence learning and

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

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

297 00 years suggests pacing by Earth's climatic precession, with each glacial-interglacial period spanni

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

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

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