Search Results - "Makina Yabashi"
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Compact design delivers hard X-rays
Published in Nature photonics (01-12-2020)“…Beneath a forest in Villigen, Switzerland, a new compact free-electron laser facility is generating brilliant X-ray flashes…”
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Overview of the SACLA facility
Published in Journal of synchrotron radiation (01-05-2015)“…In March 2012, SACLA started user operations of the first compact X‐ray free‐electron laser (XFEL) facility. SACLA has been routinely providing users with…”
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3
Generation of narrow-band X-ray free-electron laser via reflection self-seeding
Published in Nature photonics (01-05-2019)“…X-ray free-electron lasers (XFELs) 1 , 2 are widely operated on the basis of self-amplified spontaneous emission (SASE) 3 , 4 , where spontaneous radiation…”
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4
An oxyl/oxo mechanism for oxygen-oxygen coupling in PSII revealed by an x-ray free-electron laser
Published in Science (American Association for the Advancement of Science) (18-10-2019)“…Photosynthetic water oxidation is catalyzed by the Mn CaO cluster of photosystem II (PSII) with linear progression through five S-state intermediates (S to S…”
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5
Multiple‐beamline operation of SACLA
Published in Journal of synchrotron radiation (01-03-2019)“…The SPring‐8 Ångstrom Compact free‐electron LAser (SACLA) began parallel operation of three beamlines (BL1–3) in autumn 2017 to increase the user beam time of…”
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6
The emergence of super-resolution beyond the probe size in scanning 3DXRD microscopy
Published in Journal of synchrotron radiation (01-11-2023)“…The spatial resolution in scanning-based two-dimensional microscopy is normally limited by the size of the probe, thereby a smaller probe is a prerequisite for…”
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Direct observation of picosecond melting and disintegration of metallic nanoparticles
Published in Nature communications (03-06-2019)“…Despite more than a century of study, the fundamental mechanisms behind solid melting remain elusive at the nanoscale. Ultrafast phenomena in materials…”
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8
Photoswitching mechanism of a fluorescent protein revealed by time-resolved crystallography and transient absorption spectroscopy
Published in Nature communications (06-02-2020)“…Reversibly switchable fluorescent proteins (RSFPs) serve as markers in advanced fluorescence imaging. Photoswitching from a non-fluorescent off - state to a…”
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9
Determination of X‐ray pulse duration via intensity correlation measurements of X‐ray fluorescence
Published in Journal of synchrotron radiation (01-11-2019)“…A simple method using X‐ray fluorescence is proposed to diagnose the duration of an X‐ray free‐electron laser (XFEL) pulse. This work shows that the degree of…”
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10
A three-dimensional movie of structural changes in bacteriorhodopsin
Published in Science (American Association for the Advancement of Science) (23-12-2016)“…Bacteriorhodopsin (bR) is a light-driven proton pump and a model membrane transport protein. We used time-resolved serial femtosecond crystallography at an…”
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11
A compact X-ray free-electron laser emitting in the sub-ångström region
Published in Nature photonics (01-08-2012)“…The free-electron laser, first proposed by Madey 1 in 1971, has significantly reduced laser wavelengths to the vacuum ultraviolet 2 , 3 and soft X-ray regions…”
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12
Two‐color X‐ray free‐electron laser consisting of broadband and narrowband beams
Published in Journal of synchrotron radiation (01-11-2020)“…A simple scheme is proposed and experimentally confirmed to generate X‐ray free‐electron lasers (XFELs) consisting of broadband and narrowband beams with a…”
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13
Atomic-Scale Visualization of Ultrafast Bond Breaking in X-Ray-Excited Diamond
Published in Physical review letters (19-03-2021)“…Ultrafast changes of charge density distribution in diamond after irradiation with an intense x-ray pulse (photon energy, 7.8 keV; pulse duration, 6 fs;…”
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14
Two-dimensional Kβ-Kα fluorescence spectrum by nonlinear resonant inelastic X-ray scattering
Published in Nature communications (17-07-2023)“…High sensitivity of the Kβ fluorescence spectrum to electronic state is widely used to investigate spin and oxidation state of first-row transition-metal…”
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Publisher Correction: Two-dimensional Kβ-Kα fluorescence spectrum by nonlinear resonant inelastic X-ray scattering
Published in Nature communications (10-08-2023)Get full text
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16
Breaking the 10 nm barrier in hard-X-ray focusing
Published in Nature physics (01-02-2010)“…Hard X-rays have exceptional properties that are useful in the chemical, elemental and structure analysis of matter. Although single-nanometre resolutions in…”
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17
Femtosecond X-ray emission study of the spin cross-over dynamics in haem proteins
Published in Nature communications (18-08-2020)“…In haemoglobin the change from the low-spin (LS) hexacoordinated haem to the high spin (HS, S = 2) pentacoordinated domed deoxy-myoglobin (deoxyMb) form upon…”
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Delayed Onset and Directionality of X-Ray-Induced Atomic Displacements Observed on Subatomic Length Scales
Published in Physical review letters (01-06-2022)Get full text
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Atomic inner-shell laser at 1.5-ångström wavelength pumped by an X-ray free-electron laser
Published in Nature (London) (27-08-2015)“…A copper target is used to achieve an atomic laser in the hard-X-ray regime with strong amplified spontaneous coherent emission at a wavelength ten times…”
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High-fluence and high-gain multilayer focusing optics to enhance spatial resolution in femtosecond X-ray laser imaging
Published in Nature communications (13-09-2022)“…With the emergence of X-ray free-electron lasers (XFELs), coherent diffractive imaging (CDI) has acquired a capability for single-particle imaging (SPI) of…”
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