ライフサイエンスコーパス: pinhole

1 mple surface by aperture imaging of a 10 mum pinhole.

2 ing the laser beam through a stainless steel pinhole.

3 image plane of a microscope through a small pinhole.

4 es obtained from planar imaging for the same pinholes.

5 gh and irregular polygon surfaces with small pinholes.

6 ir grain size, crystallinity, and absence of pinholes.

7 raction images, SPECT images, early and late pinhole (99m)Tc sestamibi images, all planar images, and

8 Early pinhole (99m)Tc sestamibi images, late pinhole (99m)Tc s

9 Early pinhole (99m)Tc sestamibi images, late pinhole (99m)Tc sestamibi images, subtraction images, SP

10 4- protocol that consisted of early and late pinhole (99m)Tc sestamibi, pinhole thyroid imaging, imag

11 ystem and a combined system that uses both a pinhole and a hologram in parallel.

12 the spatial resolution and efficiency of a 9-pinhole and a parallel-hole collimator mounted to a stan

13 lytic form that is the geometric mean of the pinhole and parallel-beam formulas, disagreeing with pre

14 etrofosmin and scanned 2 h later with planar pinhole and PICO-SPECT techniques.

15 DMSA scans were obtained by both pinhole and SPECT techniques at 24 hr (4 piglets), 48 hr

16 As compared to the single-channel offset pinhole and two-channel split-detector nonconfocal AOSLO

17 sses/contact lenses, 7.9 (11.5) letters with pinhole, and 9.8 (9.3) letters without correction (P = 0

18 ultilayer optical interference filter with a pinhole, and an annular a-Si:H photodiode is also develo

19 r compared to devices fabricated without the pinhole, and efficiencies comparable to embossed PMMA an

20 PECT consists of 24 modular cameras and a 24-pinhole aperture with 1.5-mm spatial resolution and 13.3

21 aging small lesions with the high-resolution pinhole apertures along with 3-dimensional localization

22 ecause of the rapid sensitivity fall-off for pinhole apertures.

23 aluated with small, very-high-stopping-power pinhole apertures.

24 When CD is removed from the surface, pinholes are created and this diode like behavior is los

25 foci array passing through a 4 x 4 confocal pinhole array is tilted with a periscope.

26 is compared with that of two alternatives: a pinhole-based system and a combined system that uses bot

27 single beam and delivered through a confocal pinhole before being focused through the slit of a spect

28 ocking free -COOH groups with ethanol amine, pinhole blocking with bovine serum albumin, washing with

29 mmunication in bark beetles (Scolytinae) and pinhole borers (Platypodinae), which are two speciose gr

30 top (50 cm x 25 cm x 25 cm) full field X-ray pinhole camera (FF-XPC) presenting high energy- and high

31 struments, save a few, are still designed as pinhole cameras.

32 h stationary detectors and focusing multiple pinholes can achieve excellent resolution-sensitivity tr

33 e acquired on a cadmium zinc telluride-based pinhole cardiac camera in list mode using a stress (251

34 tions (M), determined by the relative sample-pinhole-CCD distances, are used in the present setup.

35 Pinhole collimation strongly departs from traditional el

36 n emission computed tomography system with a pinhole collimator (pinhole SPECT) for high-resolution c

37 constructed data from 2 and 4 views of the 9-pinhole collimator demonstrated good lesion definition a

38 ted and reconstructed projection data of a 9-pinhole collimator from a digital heart phantom with a b

39 This predicts that a 9-pinhole collimator having the same spatial resolution as

40 A gamma camera with a pinhole collimator is used to acquire projections of the

41 etector coupled, in a coaxial geometry, to a pinhole collimator of small diameter.

42 onstructed data from 1 angular view of the 9-pinhole collimator showed the expected loss of spatial r

43 e found that the spatial resolution of the 9-pinhole collimator with 8-mm diameter pinholes was 30% p

44 ss excitation filter, an integral 3D printed pinhole collimator, and a ball lens, which collects fluo

45 oped preclinical PET system uses a clustered-pinhole collimator, enabling high-resolution, simultaneo

46 r as having the same sensitivity as a single-pinhole collimator, ignoring the effect of the axial sep

47 se ETACT requires only a gamma camera with a pinhole collimator, it has the potential to be applied i

48 linical scintillation camera equipped with a pinhole collimator.

49 mobile C-arm and a gamma camera with a four-pinhole collimator.

50 CTor was equipped with a dedicated clustered pinhole collimator.

51 ection of the X-ray fluorescence through the pinhole-collimator allowed the two-dimensional elemental

52 ing a dedicated cardiac SPECT system with 19 pinhole collimators interfaced with 64-slice CT.

53 Pinhole collimators made of high-density and high atomic

54 al defects, the complication rates, and best pinhole-corrected visual acuity (BPVA).

55 Due to the confocal pinhole, deep tissue fluorescence imaging is not practic

56 The absence of pinhole defects in the film was confirmed and supported

57 a seeded lateral epitaxy mechanism, in which pinhole defects in the graphene serve as selective nucle

58 film crystal quality and removal of void and pinhole defects will improve quality factor and function

59 face modification include limited stability, pinhole defects, bioincompatibility, and nonspecific pro

60 This disorder can come from pinhole defects, loose packing, heterogeneous distributi

61 a reduced sensitivity to pinhole or partial pinhole defects.

62 ential of dewetting phenomena, which lead to pinhole defects.

63 Pinholes depolarize the membrane, leading to activation

64 acute pyelonephritis is slightly better than pinhole DMSA scan, the overall accuracy of these two ima

65 el was reduced to less than 0.8 mum with the pinhole during ablation.

66 resent a novel chip-based device featuring a pinhole emitter for mass spectrometry (MS) coupling with

67 s in limpets, compound eyes in ark clams and pinhole eyes in Nautilus, through to concave mirror eyes

68 nautiloid cephalopods have more simply built pinhole eyes.

69 while TMD2 is postulated to form the actual "pinholes." Focusing on the TMD2 fragment, we used synchr

70 The Raman signal emerges from the pinhole for efficient collection.

71 to the bladder, the sensitivity of SPECT and pinhole for the detection of affected kidneys were 95% a

72 heterogeneous sizes, within which the final pinholes form.

73 itional segregation into impurity phases and pinhole formation in the perovskite absorber layer durin

74 s blocked at an activated dimer stage of the pinhole formation pathway, were both blocked in a state

75 rther mutational analysis suggests a refined pinhole formation pathway, with the existence of at leas

76 erates TMD2 to participate in the pathway to pinhole formation.

77 bP to deposit centimeter-scale, uniform, and pinhole free films with a photoluminescence quantum yiel

78 using atomic layer deposition we deposited a pinhole free nanometer-scale thin film oxide as a protec

79 lectrodes were prepared and then coated with pinhole-free Al2O3 layers ranging in thickness from 2.5

80 kite solar cells were constructed with these pinhole-free CH3NH3PbI3 films, exhibiting significant en

81 Here, we report that high-quality pinhole-free CH3NH3PbI3 perovskite film can be controlla

82 ficiency PSCs based on compact, large-grain, pinhole-free CH3NH3PbI3-xBrx (MAPbI3-xBrx) thin films wi

83 remarkably uniform Pt layer, as indicated by pinhole-free characteristics using both the CO and ethyl

84 exhibit a reduced roughness and potentially pinhole-free coverage of the substrate.

85 sion and multilayer deposition, we develop a pinhole-free F-DLC coating with low surface energy and c

86 n by atomic force microscopy to yield nearly pinhole-free film growth while maintaining epitaxy and h

87 /selenization) yields high-quality nominally pinhole-free films with large (>1 microm) grains of sele

88 ale nuclei grown aligned to the substrate on pinhole-free graphene confirmed by high-resolution scann

89 Pinhole-free insulation of micro- and nanoelectrodes is

90 A custom pinhole-free mechanism employing finite-infinite conjuga

91 For the first time, uniform and pinhole-free microporous cage thin films are formed and

92 The materials are tuned to exhibit porous or pinhole-free morphologies and are engineered for their d

93 The and essentially pinhole-free nature of the coated nanoparticles is demon

94 Depositing a pinhole-free perovskite film is of paramount importance

95 Highly uniform, pinhole-free perovskite films are obtained from a dimeth

96 h allows us to obtain ultrasmooth and almost pinhole-free perovskite films by a simple one-step solut

97 or its solvent-free deposition of conformal, pinhole-free polymer thin films in mild process conditio

98 ed hot-casting technique to grow continuous, pinhole-free thin films of organometallic perovskites wi

99 -Si and AZO, the corrosion-resistance of the pinhole-free TiO(2) protective layer, and the fast HER k

100 CO vibrational bands as well as apparently "pinhole-free" properties, although such imperfections we

101 gous, nanostructures with complete coverage (pinhole-free) of the electrode surface.

102 rongly adherent, thermally stable, virtually pinhole-free, organosiloxane thin films having exception

103 We realize smooth and pinhole-free, small-grained inorganic perovskite films w

104 Our system yields pinhole-free, uniform thin films.

105 gression of moisture and passivates voids or pinholes generated in the hole-transporting layer.

106 omputation) with the encrypted hologram of a pinhole image that is positioned at the same depth as th

107 Results of the SPECT images, pinhole images and histologic findings were interpreted

108 ages of the neck followed by 99mTc-sestamibi pinhole images of the neck and parallel-hole images of t

109 Imaging consisted of 99mTc-pertechnetate pinhole images of the neck followed by 99mTc-sestamibi p

110 Within 2.5-4.0 hr later pinhole images of the neck, parallel-hole and SPECT imag

111 Reviewing early, late, and subtraction pinhole images together with SPECT images maximizes para

112 On in vivo pinhole images, increased focal NC100692 activity was se

113 ffected renal zones was slightly better than pinhole imaging (91% compared with 86%), but its specifi

114 the sensitivity and specificity of SPECT and pinhole imaging for the detection of acute pyelonephriti

115 To evaluate accuracy of SPECT and pinhole imaging for the detection of individual lesions,

116 The corresponding values for pinhole imaging were 90%, 95% and 92%, respectively.

117 ized with PICO-SPECT better than with planar pinhole imaging, with respective contrast improvements >

118 penetrating keratoplasty, corneal rings, and pinhole implants, depending on the degree of irregularit

119 ray generators can be achieved by means of a pinhole in a highly attenuating material, such as gold.

120 that the typical use of a confocal detection pinhole in MINFLUX nanoscopy, suppressing background and

121 ction, and finally leads to the formation of pinholes in the walls.

122 ined with an adjustable image-plane aperture pinhole, in order to separate the H2 rotational Raman ba

123 c time to form small, heptameric lesions, or pinholes, in the cytoplasmic membrane, thus initiating l

124 must be carefully defined as defects, e.g., pinholes, in two-dimensional materials can allow direct

125 Dedicated mammotomography with pinhole incomplete circular orbit (PICO) SPECT imaging o

126 This paper describes a mass spectrometer pinhole inlet design and cryogenic preconcentration syst

127 ure) and tungsten (1.0-mm diameter aperture) pinhole inserts.

128 d sieving properties to randomly distributed pinholes interconnected by short graphene channels with

129 from excising stem sections or from piercing pinholes into the stem of intact plants.

130 een introduced, as has the technology of the pinhole IOL.

131 of-focus fluorescence is never generated, no pinhole is necessary in the detection path of the micros

132 This article reviews basic principles of pinhole magnification imaging and ways for optimizing im

133 Pinhole magnification imaging is an important technique

134 TMD2 alone lines the pinhole, making heterotypic interactions involving two s

135 20.8%) between tungsten and depleted uranium pinhole materials at this energy and these lesion sizes.

136 PECT when using a second-generation multiple-pinhole (MPH) collimator designed for brain SPECT with i

137 The integrated restrictive pinhole MS emitter generated by dielectric breakdown is

138 After pinhole occlusion, this number decreased to 15.2% (95% C

139 evaporation and has a reduced sensitivity to pinhole or partial pinhole defects.

140 fected kidneys was 92% for SPECT and 83% for pinhole; overall accuracy was 88% for both.

141 More importantly, a new pinhole paper spray ionization method was developed that

142 We compared the direct pinhole paper spray MS method with a liquid chromatograp

143 cgonine, respectively, when using the direct pinhole paper spray MS method.

144 Importantly, the small size of the pinholes permits exfoliation of continuous, free-standin

145 nalogous to pinhole SPECT called the virtual-pinhole PET (VP-PET) geometry to determine whether it co

146 Pinhole PET resolved the smallest rods (diameter, 0.85 m

147 Contrast-to-noise ratios were better for pinhole PET when imaging small rods (<1.1 mm) for a wide

148 occlusion (1, 3, 7, and 14 days) for in vivo pinhole planar gamma camera imaging.

149 roximately $2500), when equipped with a $500 pinhole, represents a rapid and low-cost approach to the

150 transaxial direction that is consistent with pinhole resolution and in the axial direction that is co

151 Transaxial resolution is consistent with the pinhole-resolution formula.

152 suggest structural models for the oligomeric pinhole (right-handed heptameric TMD2 bundle), for the a

153 Comparisons were made with planar pinhole scintimammography.

154 technique compared with conventional planar pinhole scintimammography.

155 ly, the absence or otherwise of residual Au "pinhole" sites) was tested by employing carbon monoxide,

156 both groups were incomplete and ranged from pinhole size to large.

157 Tumor size, pinhole size, and target-to-nontarget radioactivity rati

158 os were calculated to evaluate the effect of pinhole size.

159 geometry for PET system design analogous to pinhole SPECT called the virtual-pinhole PET (VP-PET) ge

160 High-resolution in vivo helical pinhole SPECT can be used to monitor and quantify early

161 trated the feasibility of using dual-isotope pinhole SPECT for high-resolution detection of perfusion

162 or measurement of perfusion defect size from pinhole SPECT images.

163 Pinhole SPECT is a promising technique for imaging and q

164 ctivity was developed and investigated using pinhole SPECT of brain tumor phantoms.

165 Pinhole SPECT sensitivity and resolution were characteri

166 multiple isotopes using a multiplexed multi-pinhole SPECT system, assesses the extent of different e

167 Dual-isotope pinhole SPECT was used to image (99m)Tc-sestamibi uptake

168 tomography system with a pinhole collimator (pinhole SPECT) for high-resolution cardiovascular imagin

169 alitatively and quantitatively in mice using pinhole SPECT.

170 e developed dedicated ultra-high-sensitivity pinhole SPECT.

171 nce system (<3%) was superior to that on the pinhole system (5%).

172 ong scan times, a first-generation clustered-pinhole system can provide image quality in terms of res

173 the mouse brain was fully resolved using the pinhole system, with contrast to nearby regions equaling

174 Those with 2-line improvement on pinhole testing (phVA) underwent handheld portable autor

175 s to refract all patients that improved with pinhole testing.

176 For a pinhole that is smaller than the focal spot, the signal-

177 high-energy collimator containing 162 narrow pinholes that are grouped in clusters.

178 olayers contain a large density of nanoscale pinholes that lead to considerable gas leakage across th

179 , the pinholins, make much smaller holes, or pinholes, that serve only to depolarize the membrane.

180 Without the pinhole, the channel width was typically 300 mum wide.

181 On devices fabricated with the pinhole, the number of theoretical plates/m was 2.2-fold

182 ter ruling out diffusion through macroscopic pinholes, the protons are found to transfer through rare

183 of PCH and the possibility of transient PCH, pinhole thyroid imaging is performed 30 min after an int

184 of early and late pinhole (99m)Tc sestamibi, pinhole thyroid imaging, image subtraction, and single p

185 low method, the sample solution flows from a pinhole to prepare a liquid column wrapped with air and

186 l length was 16 cm and the distance from the pinhole to the center of rotation was 13 cm.

187 al S(21)68 complexes have been designated as pinholes to distinguish from the micrometer-scale holes

188 film qualities (for example, grain size and pinholes) to high-quality MAPbI3-xBrx thin films followi

189 he experimental observations of hillocks and pinhole-type defects producing inter-layer coupling that

190 orse eye, who showed vision improvement with pinhole, underwent non-cycloplegic retinoscopy and subje

191 Fourteen children had a pinhole visual acuity <3/60 in the better eye, a prevale

192 iated with worse post-operative-day 1 (POD1) pinhole visual acuity (PH-VA) adjusting for cumulative d

193 The eCSC pinhole visual acuity 3/60 varied from 14.8% in Guatemal

194 nd the median absolute gender inequality CSC pinhole visual acuity 3/60 was -0.7%.

195 d the median absolute gender inequality eCSC pinhole visual acuity 3/60 was -0.8%.

196 The CSC pinhole visual acuity of 3/60 varied from 24.1% in Peru

197 A 3-mm pinhole was shown by the simulation study to be the opti

198 the 9-pinhole collimator with 8-mm diameter pinholes was 30% poorer than that for the parallel-hole

199 ator with 54 focused 2.0-mm-diameter conical pinholes was manufactured and mounted in a stationary sm

200 dyes on devices ablated with and without the pinhole were compared.

201 However, when 50 or 35 mum diameter pinholes were used, channel widths of 60 and 25 mum, res

202 1 with physical collimation using clustered pinholes, were used to acquire data from Jaszczak (hot r

203 Only TMD2 is required for the formation of pinholes, whereas TMD1 acts as an inhibitor of TMD2 and

204 21, which forms homo-heptameric channels, or pinholes, with a lumen of <2 nm.