ライフサイエンスコーパス: nematic

1 polar alignment of molecular dipoles in the nematic.

2 d crystal to form a three-dimensional active nematic.

3 as predicted by existing theories of active nematics.

4 eminiscent of supercooled liquids and active nematics.

5 dered phases are a generic feature of active nematics.

6 tal and computational realizations of active nematics.

7 al nematic, and bimesogenic and trimesogenic nematics.

8 to those describing disclinations in biaxial nematics.

9 ments spontaneously forms a 2D free-standing nematic active sheet that actively buckles out of plane

10 Here, we show that local collision-driven nematic alignment interactions among fibroblasts are ins

11 es and rotating flocks, with either polar or nematic alignment of the particles.

12 odel for describing the combined presence of nematic and 'smectic' or stripe-like orders seen in rece

13 ts a competing relationship between diagonal nematic and charge-density-wave order in HgBa(2)CuO(4+de

14 fact that these systems exhibit both chiral nematic and columnar mesophases.

15 bulk of the liquid crystal, particularly for nematic and smectic phases.

16 rong dependency of the stability of both the nematic and twist-bend mesophases upon this angle, there

17 ular structure dictates the stability of the nematic and twist-bend nematic mesophases.

18 dence that the transition between the normal nematic and twist-bend nematic with spontaneous breaking

19 l describes an expanding, mechanoresponsive, nematic, and active fluid.

20 comprised of a chiral dopant, a conventional nematic, and bimesogenic and trimesogenic nematics.

21 to their concentration-dependent isotropic, nematic, and columnar phases.

22 sly been demonstrated in the nematic, chiral-nematic, and smectic mesophases.

23 Applications include magnets, electron nematics, and quantum gases.

24 were prepared and dispersed in isotropic and nematic (anisotropic) fluid media.

25 Active nematics are a fundamentally different class of liquid c

26 ntually result in a self-organized system of nematic bands and polar waves that dynamically transform

27 eak polar bias in the alignment interaction, nematic bands show a local symmetry-breaking instability

28 The appearance of nematic behaviour in a prototypical heavy-fermion superc

29 strong resistivity anisotropy or 'electronic nematic' behaviour observed in this material.

30 engths and provide a physical picture of the nematic-biphasic transition.

31 by the coupling of the large polarization to nematic birefringence and flow.

32 Nematic braids are reconfigurable knots and links formed

33 the optical activity of the twist alignment nematic cell, spatially non-reciprocal transmission resp

34 Most ordered structures formed in thin nematic cells are thus based on elastic multipoles consi

35 C in lying state, in both planar and twisted nematic cells, exhibits reversible in-plane orthogonal s

36 rimental evidence for a phase of fluctuating nematic character in a heavy-fermion superconductor, CeR

37 be naturally explained as an intra-unit-cell nematic charge order with d-wave symmetry, pointing to t

38 ers have previously been demonstrated in the nematic, chiral-nematic, and smectic mesophases.

39 Here, we describe a nematic colloidal system consisting of mesostructures of

40 le to elastic dipoles, quadrupoles and other nematic colloids studied previously.

41 Here we develop nematic colloids with strong elastic monopole moments an

42 ,8), quadrupolar(8-12) and hexadecapolar(13) nematic colloids, the symmetries of such elastic distort

43 iral or racemic colloidal superstructures in nematic colloids.

44 ents reveal that the fluctuating order has a nematic component, confirming reports of twofold anisotr

45 Here a theoretical description of nematics, coupled to the relevant hydrodynamic equations

46 the observation of T-linear resistivity at a nematic critical point also raises the question of wheth

47 of a given topological charge can nucleate a nematic defect of equal topological charge and corrobora

48 ion between extrusion sites and positions of nematic defects in the cell orientation field in differe

49 cts are largely static structures, in active nematics defects move spontaneously and can be described

50 ltiple rotation cycles, while the associated nematic director field evolves from a distinct double sp

51 tic order and that motile asters distort the nematic director field.

52 Unusually, the nematic director is not aligned with the crystal axes, u

53 Surprisingly, the nematic director orients along the diagonal direction of

54 al defects in the orientational field of the nematic director.

55 We focus on entangled nematic disclinations in thin twisted nematic layers sta

56 ctor fields with twisted nematic domains and nematic disclinations that encode a pattern of folds for

57 ign two complex director fields with twisted nematic domains and nematic disclinations that encode a

58 On further cooling, nematic domains nucleate inside the nanoparticle-rich is

59 ulate or droplet inclusions self-assemble in nematic domains through a balance of topological defects

60 frustrated phase as an array of undercooled nematic domains, periodically intermixed with bend-free

61 f fibers are identified through the fiber-to-nematic droplet interactions, including perpendicular an

62 e tracking reveal that the condensation of a nematic droplet is preceded by the formation of a new ph

63 The hybrid-aligned nematic droplet spontaneously generates boojum defects.

64 Nematic droplets are droplets composed of elongated mole

65 The nematic droplets as sensors thus directly reveal chirali

66 This transition between isotropic and nematic droplets provides a new and reversible pathway t

67 ambers that mimic the shape of tactoids, the nematic droplets that form during isotropic-nematic phas

68 er nanoparticle assembly at the interface of nematic droplets.

69 Coupling of capillarity with nematic elasticity could offer ways to tune finely the s

70 ty of colloidal particles interacts with the nematic elasticity to predefine chiral or racemic colloi

71 ed by the interplay between surface tension, nematic elasticity, and motor-driven active forces.

72 and provide a direct spatial signature of a nematic electronic phase.

73 te is unidirectional, revealing a coincident nematic EQM state.

74 This lyotropic nematic exhibited the slowest dielectric relaxation proc

75 sed constitutive laws for the cell membrane, nematic F-actin cortex, interior cytosol, and external a

76 rs of +1/2 and -1/2 (half-integer due to the nematic feature that arises from the head-tail symmetry

77 depends on the orientation of the underlying nematic field.

78 perstructures of knotted particles linked by nematic fields, in topological scaffolds supporting the

79 critical point, the doping dependence of the nematic fluctuations deviates significantly from a canon

80 The nematic fluctuations induce superconductivity with a bro

81 eport the observation of enhanced electronic nematic fluctuations near the endpoint of the pseudogap

82 on motivates consideration of the effects of nematic fluctuations on the superconducting pairing inte

83 t also raises the question of whether strong nematic fluctuations play a part in the transport proper

84 s exhibit a strong coupling among electronic nematic fluctuations, spins and the lattice, serving as

85 The presumed ground state of a nematic fluid confined in a cylindrical geometry with pl

86 self-ordering of inorganic nanocrystals in a nematic fluid host.

87 icrospheres dispersed in a liquid crystal, a nematic fluid of orientationally ordered molecular rods.

88 c and large-scale spatial patterns in active nematic fluids has remained elusive.

89 In particular, active nematic fluids made of protein motors and filaments are

90 In contrast, complex nematic fluids respond very well to external fields and

91 Hopf and Solomon links, which we disperse in nematic fluids that possess orientational ordering of an

92 sin material parameters by the use of active nematic gel theory.

93 compound BaTi2As2O form a symmetry-breaking nematic ground state that can be naturally explained as

94 king this phase ferroelectric, a 3D uniaxial nematic having a spontaneous, reorientable polarization

95 one, exhibit thermotropic lamellar, discotic nematic, hexagonal, and rectangular columnar mesophases

96 and surface alignment are introduced into a nematic host fluid.

97 ids and the molecular alignment field of the nematic host reveals that linking of particle rings with

98 spheres locally perturb the alignment of the nematic host, inducing hexadecapolar distortions that dr

99 ed to the uniform alignment direction of the nematic host, which can be readily controlled on large s

100 ordinarily large optical nonlinearity of the nematic host.

101 al superstructures fabricated from different nematic hosts are discussed.

102 The isotropic and nematic (I + N) coexistence for rod-like colloids is a s

103 trol strategy for a microtubule-based active nematic in contact with a hydrophobic thermotropic liqui

104 The observed nematic instability rather appears to be tied to the pre

105 liquid crystalline phases and the isotropic-nematic interface formed by the colloidal SU-8 rods and

106 ic dynamics of bulk microtubule-based active nematics into regular spatiotemporal patterns.

107 The turbulent flow, characteristic of active nematics, is in this way regularized into a laminar flow

108 g across the whole material and often a high nematic-isotropic phase transition temperature.

109 es are dispersed in liquid crystal above the nematic-isotropic transition temperature (T(NI)).

110 erns often show one specific symmetry (e.g., nematic lane patterns or polarized traveling flocks), de

111 The resulting interfacial nematic layer of these 1D supramolecular polymers is fur

112 angled nematic disclinations in thin twisted nematic layers stabilized by 2D arrays of colloidal part

113 he molecular-scale organization of nonglassy nematic LC molecules without altering the LC directors.

114 phenylcarbonitrile (5CB), a room temperature nematic LC, does not bind to Au(111) in an orientation t

115 rent bulk dynamic-mechanical response in the nematic LCE.

116 we report that elastic stresses imparted by nematic LCs can dynamically shape soft colloids and tune

117 Interestingly, achiral nematic LCs with comparatively small twist elastic modul

118 to continuous changes in the orientations of nematic LCs, allowing arbitrary tuning of the azimuthal

119 isecond EO response of BPIII to conventional nematic LCs.

120 Nematic-like and helicoidally orientational self-assembl

121 toroidal droplets, have been studied in the nematic liquid crystal (NLC) 4-cyano-4'-pentylbiphenyl (

122 lem by modelling the epithelium as an active nematic liquid crystal (that has a long range directiona

123 trodes due to splay and bend deformations of nematic liquid crystal along oblique electric fields, so

124 irected and true self-assembly mechanisms in nematic liquid crystal colloids rely on specific interac

125 a two-step gram-scale electrosynthesis of a nematic liquid crystal compound, demonstrating its pract

126 le emulsions of water droplets inside radial nematic liquid crystal droplets to form various structur

127 different surface morphologies, revealed by nematic liquid crystal droplets.

128 ing the effect of dynamic soft elasticity in nematic liquid crystal elastomers (LCE), the temperature

129 s interaction at the free surface of aligned nematic liquid crystal films.

130 les arising from particles dispersed in free nematic liquid crystal films.

131 ect structure associated with a colloid in a nematic liquid crystal is dictated by molecular orientat

132 tabilized in this work by introducing into a nematic liquid crystal mixture a cylindrical body that e

133 We design and synthesize a new type of nematic liquid crystal monomer (LCM) system with strong

134 ilm-terminated fibrillar adhesives to hybrid nematic liquid crystal network (LCN) cantilevers.

135 res of reduced graphene oxide in a lyotropic nematic liquid crystal of graphene oxide flakes using a

136 uspensions of drops composed of polydisperse nematic liquid crystal oligomers (NLCOs).

137 hat spontaneously aligns into an equilibrium nematic liquid crystal phase that is also macroscopicall

138 mum, dispersed in water, formed a lyotropic nematic liquid crystal phase.

139 The use of nematic liquid crystal polydomains confined in a polymer

140 work we propose randomly ordered polydomain nematic liquid crystal polymer networks to reversibly ge

141 ices on the colloidal self-organization in a nematic liquid crystal using laser tweezers, particle tr

142 One of the phases is a nematic liquid crystal with a highly anisotropic viscosi

143 and graphene oxide particles, dispersed in a nematic liquid crystal, and contained within a microflui

144 entangle colloidal particles dispersed in a nematic liquid crystal.

145 ligned in 4-cyano-4'-pentylbiphenyl (5CB), a nematic liquid crystal.

146 A nematic liquid crystalline electrolyte modifies the kine

147 Cs) are known to self-assemble into a chiral nematic liquid crystalline phase, leading to solid-state

148 udy chiral symmetry-broken configurations of nematic liquid crystals (LCs) confined to cylindrical ca

149 Nematic liquid crystals (NLCs) of achiral molecules and

150 per, we show that anisotropic photosensitive nematic liquid crystals (PNLC) made by incorporating ani

151 ploiting the reorientational nonlinearity of nematic liquid crystals and imposing a linear variation

152 Nematic liquid crystals are anisotropic fluids that self

153 Chiral nematic liquid crystals are known to form blue phases-li

154 Nanoparticles adsorbed at the interface of nematic liquid crystals are known to form ordered struct

155 Colloidal interactions in nematic liquid crystals can be described as interactions

156 sible induction of helical superstructure in nematic liquid crystals containing a very small quantity

157 ct orientational changes of surface-anchored nematic liquid crystals in response to chemical stimuli.

158 the quasicrystalline tilings as platelets in nematic liquid crystals is inherently capable of a conti

159 Nematic liquid crystals make promising chemoresponsive s

160 he analogy between the epithelium and active nematic liquid crystals will trigger further investigati

161 al superstructures (i.e. cholesteric, chiral nematic liquid crystals) is currently in the limelight b

162 se, in orientationally ordered fluids, i.e., nematic liquid crystals, enabled by a visible-light-driv

163 In confined chiral nematic liquid crystals, this self-assembly is similar t

164 Chiral nematic liquid crystals--otherwise referred to as choles

165 nal alignment without translational order in nematic liquid crystals.

166 struct the air-liquid crystal interface of a nematic material, namely, 4-pentyl-4'-cyanobiphenyl (5CB

167 Electronic nematic materials are characterized by a lowered symmetr

168 be much lower than the GO doped thermotropic nematic medium 5CB.

169 ield and defect structures in the dispersing nematic medium, resulting in an elastic coupling between

170 the stability of the nematic and twist-bend nematic mesophases.

171 Here, using nematic microfluidics, we study the cross-talk of topolo

172 When a thin film of active, nematic microtubules and kinesin motor clusters is confi

173 Spider silks align nematic molecules parallel to fibers or perpendicular to

174 s enantiotropic twist-bend nematic, NTB, and nematic, N, phases.

175 The results confirm the active nematic nature of epithelia, and demonstrate that defect

176 The nematic nature of the band shift near the M point is con

177 The nematic nature of the medium adds additional topological

178 , we study a minimal but generic model for a nematic network in which filament sliding is driven by t

179 (CB6OABOBu), shows enantiotropic twist-bend nematic, NTB, and nematic, N, phases.

180 form hollow microstructures via a two-stage nematic nucleation process, generating size-tunable clos

181 f rod-like molecules are commonly limited to nematic or layered smectic structures dominated by the p

182 superconductors the interactions driving the nematic order (that breaks four-fold rotational symmetry

183 ly simplest iron-based superconductor, shows nematic order (Ts=90 K), but not magnetic order in the p

184 The establishment of a nematic order and its real-space distribution is visuali

185 material system to understand the nature of nematic order and its relationship to superconductivity.

186 nd that turbulent spindles display decreased nematic order and that motile asters distort the nematic

187 long-range interaction can give rise to high nematic order and to the observed patterning of the canc

188 x)S(x) is unique in this respect because its nematic order appears to exist in isolation(9-11), altho

189 broken-symmetry phase, including electronic nematic order associated with spontaneous point-group sy

190 consistent with a spin-driven mechanism for nematic order in FeSe and provide an important step towa

191 ng electronic nematic susceptibility or even nematic order in TBG in regions of the phase diagram whe

192 Electronically driven nematic order is often considered as an essential ingred

193 otential is strictly apolar, both, polar and nematic order may emerge and even coexist.

194 n degrees of freedom, is challenging because nematic order occurs at, or slightly above, the ordering

195 and puts forward a universal scaling between nematic order of the actin cytoskeleton and the substrat

196 y calculations to study the influence of the nematic order on the electronic structure of FeSe and de

197 re globally aligned within +/-1.5 degrees (a nematic order parameter of approximately 1) and are high

198 ning the critical behavior of the multipolar nematic order parameter, we show that it drives the ther

199 ir nontrivial commutation relations with the nematic order parameter, which can be represented by a B

200 e secondary coupling to strain generates the nematic order with a considerably longer range.

201 dome shape of magnetic phase superseding the nematic order.

202 re-earth ions is a realization of electronic nematic order.

203 ow for the representative example of orbital-nematic ordering of a non-Kramers doublet that an orthog

204 er iron-based superconductors, FeSe exhibits nematic ordering without magnetism whose relationship wi

205 uperconductivity and both SDW and electronic nematic orders in these materials.

206 Leveraging the twisted-nematic orientation, irradiation with broad spectrum ult

207 Importantly, the nematic orientational field does not display topological

208 Here, we study FeSe-which exhibits a nematic (orthorhombic) phase transition at Ts = 90 K wit

209 omysin motility assay suggest that polar and nematic patterns of actin filaments can interact and dyn

210 t a transition from an isotropic liquid to a nematic phase and finally to a liquid-crystal smectic ph

211 e-dipole interactions, resulting in a stable nematic phase and strong homeotropic anchoring on silica

212 ith the cis isomers stabilizing the standard nematic phase and the trans isomers stabilizing the NTB

213 In its vicinity, a nematic phase at B(*) ~ 28 T characterized by a large in

214 Both acids show an enantiotropic nematic phase attributed to the formation of supramolecu

215 2DES are most consistent with an anisotropic nematic phase breaking only rotational symmetry.

216 wo liquid crystalline solutions: a colloidal nematic phase comprised of graphene oxide platelets and

217 The observation of the twist-bend nematic phase for CB6OBA, but not CBO5OBA, is attributed

218 comprised of graphene oxide platelets and a nematic phase formed by a rod-like high-performance aram

219 e of self-assembling into a lyotropic chiral nematic phase in aqueous solution.

220 o the qualitative behavior of the Ising-like nematic phase in Fe-based superconductors is also presen

221 The nematic phase in iron based superconductors (IBSs) has a

222 e report the results of ARPES studies of the nematic phase in LaFeAsO.

223 ingly, the observed enhanced adhesion in the nematic phase is primarily attributable to the increased

224 positional order at the transition from the nematic phase leads to periodic textures that can be use

225 ation charge renders the transition from the nematic phase mean field-like and weakly first order and

226 and their corresponding viscosities for the nematic phase of a standard LLC composed of disk-shaped

227 Here we demonstrate that the discotic nematic phase of graphene oxide (GO) can be shear aligne

228 We uncovered a multipolar nematic phase of matter in the metallic pyrochlore Cd2Re

229 lied electric field of the lower-temperature nematic phase of the previously reported calamitic compo

230 LC molecular director while cooling from the nematic phase produces a frustrated smectic phase with d

231 centrations, one observes the formation of a nematic phase riddled with [Formula: see text] topologic

232 nematic droplets that form during isotropic-nematic phase separation.

233 ids are nuclei of an orientationally ordered nematic phase that emerge upon cooling the isotropic pha

234 hence generally considered difficult in the nematic phase to stabilize a condensed array of free-sta

235 which provides thermodynamic evidence for a nematic phase transition with broken four-fold symmetry.

236 reversible unwinding, that is, a cholesteric-nematic phase transition.

237 On entering the nematic phase, a substantial amount of spectral weight i

238 n strength of LCE is more than double in the nematic phase, in comparison to the isotropic phase, fur

239 Upon drying the resulting hybrid biaxial nematic phase, we obtain robust, structural nanocomposit

240 is that magnetic interactions produce a spin-nematic phase, which then induces orbital order.

241 rough a quantum phase transition to an Ising nematic phase.

242 ding driving the formation of the twist-bend nematic phase.

243 helical arrangement found in the twist-bend nematic phase.

244 ver, there is lack of ARPES study on LaFeAsO nematic phase.

245 even the long-predicted, elusive splay-bend nematic phase.

246 and cellulose nanocrystals in the organized nematic phase.

247 la: see text] and M point is observed in the nematic phase.

248 re performed to understand the origin of the nematic phase.

249 Such nematic phases appear in the copper- and iron-based high

250 ferences in hydrogen bonding between the two nematic phases shown by CB6OBA which suggest that the op

251 very rich phase behavior, including biaxial nematic phases, polar and antipolar smectic-like phases,

252 Like previously discovered electronic nematic phases, this multipolar phase spontaneously brea

253 ignificant potential for transformative, new nematic physics, chemistry, and applications based on th

254 -encoded chiral shape actuation in thin-film nematic polymer networks under external stimulus.

255 int at the possible presence of an incipient nematic quantum critical point, the doping dependence of

256 ion of the electrical resistivity across the nematic quantum critical point.

257 conducting [Formula: see text] enclosing the nematic quantum critical point.

258 In addition to revealing the phenomenon of nematic quantum criticality, the observation of T-linear

259 Nematic quantum fluids with wave functions that break th

260 Our results suggest that FeSe is a novel S=1 nematic quantum-disordered paramagnet interpolating betw

261 very tolerant to imperfections in the chiral nematic reflector provided that the flexoelectro-optic L

262 crystal phase-only device that uses a chiral nematic reflector to achieve full 2pai phase modulation.

263 tal data to a theoretical model of an active nematic reveals that theory captures the fast procession

264 on of anisotropic shear stresses, the active nematic reversibly self-assembles with aligned flows and

265 ented here to explain the dynamics of active nematic shells.

266 First, we develop a nematic silk microfibril solution, highly viscous and st

267 t types of defects may be related across the nematic-smectic A phase transition, and presents new pos

268 ide fundamental evidence for theories of the nematic-smectic transition, highlighting the deep connec

269 the peculiar critical behavior of LCs at the nematic-smectic transition, still eluding a comprehensiv

270 This actuator will be flat at a reference nematic state and form four well-controlled bend distort

271 se interest owing to its unusual nonmagnetic nematic state and potential for high-temperature superco

272 se at a separate phase transition and form a nematic state with broken Z(3), i.e., three-state Potts-

273 unts for a propensity for forming electronic nematic states which have been observed experimentally,

274 which, in addition to adopting isotropic and nematic states, can also form a smectic phase.

275 e of morphological transformations involving nematic stripes and locally aligned focal conic domains.

276 d by recent investigations of FeSe where the nematic (structural) and magnetic transitions appear to

277 interfacial energy, and drives formation of nematic structures that range from roughened spheres to

278 we propose to give rise to the exotic p-wave nematic superconducting pairing in the M(x)Bi(2)Se(3) (M

279 based superconductors to show that divergent nematic susceptibility appears to be a generic feature i

280 ich have been successfully used to probe the nematic susceptibility in materials such as the Fe-based

281 deed provide a clear window on the diverging nematic susceptibility in this system.

282 use anisotropic biaxial strain to probe the nematic susceptibility of URu2Si2, a heavy fermion mater

283 ndicates the presence of a strong electronic nematic susceptibility or even nematic order in TBG in r

284 ralding the electronic nematicity or a large nematic susceptibility, is present and substantial alrea

285 defects, characteristic of a two-dimensional nematic system.

286 Using this technique, we study the nematic textures in more complex LC/colloidal systems an

287 of disclinations in the so-called chromonic nematics that extend over macroscopic length scales acce

288 .5 pN as is true in general for thermotropic nematics, the twist elastic constant is found to be one

289 ass transition (-30 degrees C), controllable nematic to isotropic transition (33 to 70 degrees C), an

290 in the in situ thermal phase transition from nematic to smectic A in hybrid-aligned liquid crystal dr

291 thermally conductive pathways to trigger the nematic-to-isotropic transition of elastomers, leading t

292 hape-morph when cycled above and below their nematic-to-isotropic transition temperature (T(NI) ) are

293 strate three-dimensional solitary waves in a nematic, trajectories of which can be steered by the ele

294 As pressure increases, the nematic transition shifts to higher fields, until it van

295 mble experiments on FeSe(1-x)S(x) across the nematic transition, where this ultranodal behavior may a

296 w the tetragonal-to-orthorhombic structural (nematic) transition temperature T(s).

297 -scale distances in microtubule-based active nematics, we identify a non-equilibrium phase characteri

298 Contrary to what happens in nematics, where moderate extensile activity leads to dro

299 on between the normal nematic and twist-bend nematic with spontaneous breaking of chiral symmetry is

300 e millimeter-scale structure of these active nematics with single-bundle resolution.