ライフサイエンスコーパス: X-ray beam

1 ay due to the nonuniform illumination by the X-ray beam.

2 jet to deliver container free samples to the X-ray beam.

3 abled us to generate stable quasi-continuous X-ray beam.

4 anner by scanning a sample through a focused X-ray beam.

5 pproximately 3 mum beyond the borders of the X-ray beam.

6 o the monochromaticity and brilliance of the X-ray beam.

7 polarization direction of an incident 1-mum X-ray beam.

8 that the enzyme-bound FAD is reduced in the X-ray beam.

9 200 microm focused monochromatic synchrotron X-ray beam.

10 is very susceptible to photoreduction in the X-ray beam.

11 5-fold sharper lateral penumbra than a 6-MV x-ray beam.

12 nment of the medial tibial plateau (MTP) and x-ray beam.

13 ms of exposure to a white light synchrotron X-ray beam.

14 n a single acquisition using a polychromatic X-ray beam.

15 ng micrometer-sized synchrotron-based IR and X-ray beams.

16 nenhanced CT scans with both 140- and 80-kVp x-ray beams.

17 based on the high flux and brightness of the X-ray beams.

18 nt groups were irradiated using a collimated X-ray beam (18 MV) either prior to kindling, at kindling

19 k the combination of a micro-focused intense X-ray beam, a fast detector and unidirectional cooling p

20 ated by raster-scanning a several-micrometer X-ray beam across the cryocooled micromeshes.

21 dy was undertaken to determine the effect of x-ray beam alignment and spatial resolution on quantific

22 64, 4.10, or 6.07 mg) present or absent at 7 x-ray beam alignments (0 degree, 2 degrees horizontal, 2

23 The use of nanoscale x-ray beams also enables single-crystal x-ray diffractio

24 py with subsequent elemental localization by X-ray beam analysis.

25 achieved by improved microcollimation of the x-ray beam, and additional gains can be realized by the

26 ps between CPH changes and bone chip size as x-ray beam angulation and spatial resolution was varied.

27 distribution and patient orientation in the x-ray beam (anteroposterior or posteroanterior).

28 ned by noting that the electric field of the X-ray beam approaches zero amplitude at the crystal plan

29 tion of solutions by high flux "white light" X-ray beams based on bending magnet beamlines at the Nat

30 o minimise radiation damage effects from the X-ray beam, but low temperatures hinder normal protein f

31 Thus, short exposures to a synchrotron X-ray beam can footprint the tertiary structure and prot

32 ow how bright, tabletop, fully coherent hard X-ray beams can be generated through nonlinear upconvers

33 ignment of the medial tibial plateau and the x-ray beam (distance between anterior and posterior marg

34 sample that is delivered in the path of the X-ray beam during its "off-time" is wasted.

35 this study, we carefully minimized undesired X-ray beam effects and used in situ Bragg coherent diffr

36 X-ray beam equalization involved the process of low-dose

37 ented, which combines monochromatic, focused X-ray beam excitation with a high-performance silicon dr

38 Finally, the x-ray beam exhibits high spatial coherence, even though

39 We found that the SR X-ray beam exposure induces changes in the oxidation sta

40 ated this technique experimentally using two X-ray beams focused by a house-made Fresnel zone plate a

41 y diffraction, using advances in synchrotron x-ray beam focusing, fast data collection, paired with s

42 the reaction and propel the sample into the X-ray beam for measurement.

43 stem for delivering protein microcrystals to X-ray beams for diffraction data collection and structur

44 stration experiment in which a monochromatic X-ray beam from a CLS was used for multimodal, i.e., pha

45 the collective transport, the large coherent x-ray beam generated by an x-ray free-electron laser (XF

46 We used soft x-ray beams generated by high-harmonic upconversion of a

47 The lack of dynamic spatial control of x-ray beam has prevented researchers from realizing more

48 changes in the alignment of the MTP with the x-ray beam in serial radiographic examinations) may occu

49 stic excitation transfers energy between two X-ray beams in a time shorter than the synchrotron pulse

50 AS spectra in fluorescence mode and using an X-ray beam incidence angle of <=0.1 degrees with regards

51 were found to experience a predominant soft X-ray beam-induced oxidation to CuO despite only sub-sec

52 ptide and protein solutions with high-energy X-ray beams induces stable, covalent modifications of am

53 inverse dose-rate effect was found when the x-ray beam intensity was changed 15-fold.

54 The produced X-ray beam is intrinsically monochromatic and highly col

55 larger than 1 mum(3) in volume, whereas the X-ray beam is often attenuated to protect the detector f

56 A broad X-ray beam is used to illuminate large areas (up to 4 mm

57 ffect-a dramatic increase in transparency to X-ray beams-is observed when X-rays satisfying Bragg's l

58 ent and generates coherent, laser-like, soft X-ray beams, it is currently being developed for applica

59 The stacked multilayers were exposed to an X-ray beam (lambda = 1.54 A) at near grazing incidence,

60 he oxidized enzyme are reduced in an intense X-ray (beam line 7-1 at the Stanford Synchrotron Radiati

61 degree of knee flexion, misalignment of the x-ray beam, magnification of the radiographic image of t

62 ignment of the medial tibial plateau and the x-ray beam occurs in >70% of cases.

63 e was measured as a function of micron-sized X-ray beams of decreasing dimensions.

64 oon as the device stopped moving through the x-ray beam or the beam was turned off.

65 xiting the injector to intersecting with the X-ray beam, our result is a 2.9-A-resolution structure o

66 fective prediction of single-shot or average x-ray beam output based on XFEL undulator and electron p

67 Effects occurred only if the x-ray beam passed directly over the ICRMD.

68 se solid support to hold the crystals in the X-ray beam path are gaining interest as a sample-conserv

69 Radiolysis of water with a synchrotron x-ray beam permits the hydroxyl radical-accessible surfa

70 DgN values for monoenergetic (1-120 keV) x-ray beams, polyenergetic (40-120 kV, tungsten anode) x

71 ectroactive species were detected within the X-ray beam probe volume containing ~30 pmol of Fe(II)/Fe

72 An ultrathin, laminar X-ray beam produced by a Wolter type I mirror irradiates

73 n Phase Contrast Imaging geometry, where the X-ray beam propagates from the target to a camera reveal

74 This work introduces an X-ray beam property analyzer based on a multi-crystal di

75 ing clinical techniques, facility workloads, x-ray beam quality, film processing quality, and darkroo

76 e such as film processing, darkroom fog, and x-ray beam quality, have improved continuously since 198

77 containing tumor spheroids to monochromatic X-ray beams resulted in almost complete destruction.

78 c investigations inline with the synchrotron X-ray beam reveal photoreduction of the central heme iro

79 truction methods, one applicable to a pencil X-ray beam scanning through a region of interest, and tw

80 ertainty in our measurements, we predict the X-ray beam size required for three-dimensional measureme

81 monstrated, and the practical limit for hard x-ray beam size, the limit to trace-element sensitivity,

82 system is able to provide a clean, high-flux X-ray beam suitable for pair distribution function (PDF)

83 pressures, in contrast to the 5-microm-sized x-ray beams that are now becoming routine.

84 tion protocols to mitigate with micron-sized X-ray beams the effects of radiation damage.

85 e alignment of the medial tibial plateau and x-ray beam, the SF-AP radiographic protocol affords grea

86 the unique properties afforded by converging X-ray beam therapy.

87 n comes from a variety of sources, including x-rays, beam therapy, brachytherapy, and various injecte

88 simultaneously imaged by spatially separated X-ray beams, therefore, the obtained field-of-view in on

89 ts in terms of quality and brightness of the X-ray beams they produce.

90 Here we demonstrate focusing a hard X-ray beam to an 8 nm focus using a volume zone plate (a

91 ics usually requires the illuminating EUV or X-ray beam to be highly monochromatic.

92 d Si(3)N(4) window of the cell, admitting an X-ray beam to excite subshell electrons of the catalyst

93 diates in E. coli cells, using a synchrotron X-ray beam to generate hydroxyl radical in the cytoplasm

94 We used a high flux synchrotron X-ray beam to map the structure of 16S rRNA and RNase P

95 hlights the importance of using a sub-micron x-ray beam to unravel the structures of poorly ordered,

96 beams to 120 keV and for general diagnostic x-ray beams to 120 kV.

97 argest (15.6 mum) to the smallest (0.84 mum) X-ray beam used.

98 Structuring the x-ray beam using a mask with alternating opaque and tran

99 A 300 ms exposure to the X-ray beam was sufficient for optimal cleavage of the ph

100 An extended X-ray beam was used to illuminate the libraries, and a l

101 on during raster scan in a focused, confined X-ray beam, we are scanning that beam across the sample.

102 se radiation fields of a focused synchrotron x-ray beam, we drove dissolution at the calcite/water in

103 stal centering by raster scanning through an X-ray beam were sufficient to produce static electric fi

104 rocrystallographic techniques and a 5 microm X-ray beam were used to collect data along a single need

105 llel alignment of the tibial plateau and the x-ray beam) were measured with a pair of calipers and a

106 individual aerosol particles into the pulsed X-ray beam, which is sufficiently intense that diffracti

107 the influence of pulse duration and spatial X-ray beam width on the analytical performance of the in

108 on imaging modalities, and the generation of X-ray beams with even higher peak and average brightness

109 uire sophisticated experimental apparatus or X-ray beams with specific properties.

110 We describe how submicrometer hard x-ray beams with the ability to penetrate tens to hundre

111 ted protein nanocrystals are delivered to an x-ray beam within a liquid jet at room temperature.

112 n X-ray diffraction (mu-XRD) using a focused X-ray beam, X-ray Magnetic Circular Dichroism - Photo Em