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Chapter and Conference Paper
Development of X-Ray Sources Using Intense Laser Pulses and Their Applications to X-Ray Microscopy
We report the development of x-ray sources and their applications to x-ray microscopy. We applied a Ni-like Ag x-ray laser at 13.9 nm to Fourier transform holography (FTH) and obtained a reconstructed image wi...
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Chapter and Conference Paper
Output Beam Polarisation of X-ray Lasers with Transient Inversion
It is commonly accepted that X-ray lasers, as the devices based on amplified spontaneous emission (ASE), did not show any specific polarization in the output beam. The theoretical analysis within the uniform (...
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Article
Structural and thermoelectric properties of n-type Sr1−x Ti x MnO3−δ perovskite system
A series of Sr1−x Ti x MnO3−δ (0.05 ≤ x ≤ 0.3) was fabricated by the solid-state reaction method. We studied the structural and thermoelectric pr...
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Chapter and Conference Paper
Speckle Statistics, Coherence and Polarization of a Collisional Soft X-Ray Laser
A simple model of dynamics of a collisional X-ray laser is given applying Maxwell-Bloch equations in a uniform approximation. The main considered parameters include polarization and coherence of the emitted ra...
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Chapter and Conference Paper
Source Development of Novel Coherent X-Rays and Their Applications in JAEA
This paper reviews recent progress in the source development of intense coherent x-rays and the applications in the research fields such as material science and laser processing in Japan Atomic Energy Agency (...
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Chapter and Conference Paper
Single-Shot Nanometer-Scale Fourier Transform Hologram Using Ni-like Ag X-Ray Laser
Nanometer-scale imaging techniques using only a single shot of ultrafast x- ray pulse are becoming increasingly important because of their potential application in the real-time investigations of nanomaterials...
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Article
Experimental study of the characteristics of idle vibrations that result from axial forces and the spider positions of constant velocity joints
The vibrational characteristics of automotives during idling were studied experimentally by considering the axial forces of the drive shaft and the spider positions in a constant-velocity joint. The generated ...
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Chapter and Conference Paper
Review on Recent High Intensity Physics Experiments Relevant to X-Ray and Quantum Beam Generation at JAEA
The authors describe firstly the lasers for high intensity physics experiments at JAEA including J-KAREN and JLITE-X lasers which can deliver 00TW and 0TW laser power, respectively. Secondly the authors descri...
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Chapter and Conference Paper
Investigation on the Spatial Properties of Silver X-Ray Laser Using GRIP Schemes
Spatial characteristics of Ni-like silver x-ray laser using grazing incidence pum** (GRIP) schemes were investigated. We succeeded in lasing from a nickellike silver plasma in the GRIP geometry using both a ...
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Chapter and Conference Paper
Grazing Incidence Pum** (GRIP): Single- vs. Double- Pulse Arrangement
There are two well established pumped schemes of X-ray lasers used in applications. The differences in the plasma kinetics and output of an X-ray laser pumped by a single profiled and double pump laser pulses ...
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Chapter and Conference Paper
Spectral Characteristics of Strong High-Harmonics Generated in a Two-Color Laser Field
High harmonics generated from gaseous atoms driven by a two-color laser field possess attractive properties of remarkable efficiency and unique spectral structure. With a two-color laser field synthesized by m...
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Chapter and Conference Paper
Highly Efficient Surface Modification of Solids by Dual Action of XUV/Vis-NIR Laser Pulses
We demonstrate a novel experimental method for unusual structural surface modification of various solids (PMMA, amorphous carbon) achieved by simultaneous action of XUV (21.6 nm), obtained from high-order harm...
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Article
Optical and electrical properties of indium tin oxide thin films with tilted and spiral microstructures prepared by oblique angle deposition
The optical and electrical properties of “tilted” and “spiral” indium tin oxide (ITO) thin films are reported. The influence of the flux incident angle on the optical and electrical properties is investigated....
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Article
Analysis process of a steering system using a concept model for idle vibration
This paper describes the development of an optimal design process for a steering column system and supporting system. A design guide is proposed at the initial concept stage of the development process to obtai...
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Article
Post-marketing surveillance study of the efficacy and safety of vardenafil among patients with erectile dysfunction in primary care
To evaluate the safety and efficacy of vardenafil in primary care, we undertook a post-marketing surveillance study in 384 men with erectile dysfunction (ED), enrolled by 22 family physicians in Korea, from Ju...
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Article
Eavesdrop** attack with a Hong-Ou-Mandel interferometer
We introduce a new sophisticated attack with a Hong-Ou-Mandel interferometer against quantum key distribution (QKD) and apply the attack to the QKD protocol with blind polarization. We also discuss how efficie...
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Chapter and Conference Paper
Comparison of thermocouple, spirometer and skin motion for respiratory target motion measurement
The organ motion due to respiration necessitates adding adequate margins to the planning target volume (PTV) to ensure adequate dose coverage in chest and abdomen. Several techniques have been suggested to min...
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Article
Correlation of antiviral T-cell responses with suppression of viral rebound in chronic hepatitis B carriers: a proof-of-concept study
Despite recent advances in the chemotherapy of chronic hepatitis B (CHB), an effective viral suppression after cessation of therapy has not yet been achieved. To investigate whether hepatitis B virus (HBV)-spe...
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Article
Phosphodiesterase: overview of protein structures, potential therapeutic applications and recent progress in drug development
Phosphodiesterases (PDEs) are essential regulators of cyclic nucleotide signaling with diverse physiological functions. Because of their great market potential and therapeutic importance, PDE inhibitors became...
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Article
Compression of harmonic pulses by using material dispersion
We utilize the dispersion property of an X-ray filter material for the generation of a single sub-50-as pulse from high-order harmonics. The attosecond pulse, formed by selecting the spectral range of high-ord...
