計量標準報告 Vol.1

Thermal Expansion of Some Silica Glasses in the Range from -50 to 250℃ by Push-Rod Dilatometry

Square-wave pressure generator using a novel rotating valve

DC-OPERATED InSb RADIATION THERMOMETER FOR PRECISION MEASUREMENT OF NEAR ROOM TEMPERATURES

PHASE SHIFT CHARACTERISTCS OF COMMERCIALLY AVAILABLE VIBRATION AND ACCELERATION PICK-UPS

A POSSIBILITY OF PRACTICAL HIGH TEMPERRATURE FIXED POINTS ABOVE THE COPPER POINT

Ultra-precise thermal expansion measurements of ceramic and steel gauge blocks with an interferometric dilatometer

Investigation of Flowfields in Small Sonic Venturi-Nozzles

TRIAL CONSTRUCTION OF AN AUTOMATIC CALIBRATION DEVICE FOR STANDARD WEIGHTS DIRECT SUBMULTIPLE CALIBRATION OF TEST STANDARD WEIGHT SET

OPTICAL AMPLITUDE EVALUATION OF SQUARE-WAVE PRESSURE

DEVELOPMENT OF THE 1 kN･m TORQUE STANDARD MACHINE
AN AEROSTATIC BEARING FOR THE FULCRUM UNIT

Evaluation of Equilibrium Trajectory of Superconducting Magnetic Levitation System for the Future kg Unit of Mass

PRACTICAL METHOD FOR MEASURING VOLUME OF WEIGHTS USING ACOUSTIC VOLUMETER

SENSITIVITY MEASUREMENT IN THE 1 kN･m TORQUE STANDARD MACHINE

A Microwave Exciter for Cs Frequency Standards Based on a Sapphire-Loaded Cavity Oscillator

Anomalous thermal expansion behaviors in Sm-Ba-Cu-O superconductors

A METHOD FOR DETERMINING THE IMPACT FORCE IN CRASH TESTING

Novel fabrication technique of TiNi shape memory alloy film using separate Ti and Ni targets

Comparison of a 10 V Josephson Junction Array System and a Conventional 10 V Measuring System

Choking phenomena of sonic nozzles at low Reynolds numbers

Measurements of Antenna Characteristics Above Different Conducting Planes

Photon W-value for Ar in the sub-keV X-ray region

The current status of measurement standards for vibration and shock in NRLM

A survey on humidity standards in the region of trace moisture

A survey on standard measurement methods and standard reference materials for thermal diffusivity of solids

Perspective of Precise Analysis of Organic Compounds by Isotopic Dilution Mass Spectrometry

Problems on the preparation methods of calibration standard gas mixtures for environmental analvsis

High-accuracy measurement of 240-m distance in an optical tunnel by use of a compact femtosecond laser

Estimation of Phase Noise in a Mode-Locked Tunable Laser

International comparisons of He-Ne laser stabilized with ¹²⁷I₂ at λ = 633 nm (July 1997)
Part VIII: Comparison of NIM (China), NRLM (Japan), KRISS (Republic of Korea) and BIPM lasers at λ

Discharge Coefficients of Critical Venturi Nozzles for CO₂ and SF₆

Methods to calibrate a critical nozzle and flowmeter using reference critical nozzles

Theoretical discharge coefficient of a critical circular-arc nozzle with laminar boundary layer and its verification by measurements using super-accurate nozzles

Spectral compression of ultrafast acoustic transients in thin films for enhanced detecability

Frequency Stabilization of 421.671 nm Second-Harmonic Generation for Studies of ⁸⁸Sr⁺ lons Confined in an RF Trap

DISCHARGE COEFFICIENT OF SUPER ACCURATE CRITICAL NOZZLE AT PRESSURIZED CONDITION

QUASI-NON-INTRUSIVE MEASUREMENT OF FLOW VELOCITY FIELD IN A CRITICAL NOZZLE

DISCHARGE COEFFICIENT EQUATIONS FOR CRITICAL-FLOW TOROIDAL-THROAT VENTURI NOZZLES

DISCHARGE COEFFICIENTS OF CRITICAL NOZZLES WITH STEP NEAR THE THROAT AND THEIR FLOW FIELD ESTIMATED FROM RECOVERY TEMPERATURE DISTRIBUTION

DISCHARGE COEFFICIENTS OF SUPER-ACCURATE CRITICAL NOZZLES ACCOMPANIED WITH THE BOUNDARY LAYER TRANSITION MEASURED BY REFERENCE SUPER-ACCURATE CRITICAL NOZZLES CONNECTED IN SERIES

A new optical technique for the generation of LDA-quadrature signals

A NOVEL DIVERTER FOR LIQUID FLOW CALIBRATION FACILITIES

A Study on the Conversion Factor of Sonic Venturi nozzles

VISCOSITY OF GLASS POLYMERS NEAR AND BELOW THE GLASS TRANSITION TEMPERATURE

SPREAD OF SUBMULTIPLE CALIBRATION RANGE OF AN AUTOMATIC DEVICE

Structure and Corrosion Behavior of Conversion Coatings on Magnesium Alloys

Fourier transform spectrometer for thermal-infrared emissivity measurements near room temperatures

Accurate optical surface profilometer based on Mirau-type interferometric microscope

Precision measurements of 1D grating using metrological atomic force microscope

Establishment of Air Kerma Standards

A Survey on Coriolis Mass Flow Meter as Working Standard for Oil Flow

A Survey on infrared radiation thermometry in the middle-temperature range

Research on the thin film standard

High-sensitivity surface-profile measurements by heterodyne white-light interferometer

Transmission of optical length information through single-mode fiber by a low-coherence tandem interferometer

Heterodyne Fourier Transform Spectroscopy using Moving Diffraction Grating

Further examination of the transient hot-wire method for the simultaneous measurement of thermal conductivity and thermal diffusivity

The Thermal Conductivity and Thermal Diffusivity of Liquid n -Alkanes: (Cn H_2n+2 (n=5 to 10) and Toluene

REALIZING FIXED POINTS ABOVE THE COPPER POINT UP TO 2500℃ USING METAL-CARBON EUTECTICS

STABILITY STUDY ON A HIGH-TEMPERATURE PLATINUM RESISTANCE THERMOMETER WITH AN ALUMINA INSULATOR

DEVELOPMENT OF SINGLE HELIX TYPE SPRT FOR MEDIUM RANGE USE OF THE ITS-90

MEASUREMENT OF THE RESISTANCE OF THE INSULATORS USED IN PLATINUM RESISTANCE THERMOMETERS

DISTANCE EFFECT AND SIZE-OF-SOURCE EFFECT OF RADIATION THERMOMETERS

IMPROVEMENT OF DIFFUSION TUBE GENERATOR FOR TRACE MOISTURE BY COMPARISON OF MASS FLOW CONTROLLERS

NEW NMIJ TWO-PRESSURE TWO-TEMPERATURE HUMIDITY GENERATOR

CALORIMETRIC STUDY OF THE TRIPLE POINT OF EQUILIBRIUM HYDROGEN

MELTING AND FREEZING BEHAVIOR OF METAL-CARBON EUTECTIC FIXED-POINT BLACKBODIES

IR-C AND RE-C FIXED-POINT BLACKBODIES' SPECTRAL RADIANCE REPRODUCIBILITY AT 650 nm

REALIZATION OF THE ITS-90 AT THE NRLM USING 4He VAPOR-PRESSURE THERMOMETRY

A PRACTICAL INTERPOLATION GAS THERMOMETER USING A CLOSED CYCLE REFRIGERATOR

CALIBRATION OF INFRARED EAR THERMOMETERS

A COMPARISON OF METAL-CARBON EUTECTIC BLACKBODY CAVITIES OF RHENIUM, IRIDIUM, PLATINUM AND PALLADIUM BETWEEN NPL AND NMIJ

Comparison of working pressure standards in the range up to 200 Mpa

Silicon Molar Volume Discrepancy : Studies of the NRLM Crystal

Wavelength Scanning Gauge Block Interferometer Using a Spatial Light Modulator

Frequency reproducibility of I₂-stabilized Nd : YAG lasers

Portable I₂-stabilized Nd : YAG Laser for International Comparisons

International comparison of ¹²⁷I₂-stabilized frequency-doubled Nd : YAG lasers between the BIPM, the NRLM and the BNM-INM, October 2000

Rotation dependence of electric quadrupole hyperfine interaction in the ground state of molecular iodine by high-resolution laser spectroscopy

Rotation dependence of the excited-state electric quadrupole hyperfine interaction by high-resolution laser spectroscopy of ¹²⁷I₂

Accurate frequency atlas of molecular iodine near 532 nm measured by an optical frequency comb generator

Studies on Uncertainty Evaluation in Straightness Measurement

Gauge block interferometer using three frequency-stabilized lasers

Laser Interferometric Dilatometer Applicable to Temperature Range from 1300 to 2000 K

Photon W Value for Kr ypton in the M-Shell Transition Region

Photon W-Value for Xe in the soft X-ray Region

Precise photoabsorption cross sections of Ne and Xe

Sample Dependency of the Triple Point Temperatures of Equilibrium Hydrogen

Comparing measurements of 1D-grating samples using optical diffraction technique, CD-SEM and nanometrological AFM

Uncertainty evaluation on the freezing point of silver for thermocouple calibration

Uncertainty analysis of calibration of geometrical gauges

Development of a ball step-gauge and an interferometric stepper used for ball-plate calibration

A high-performance laser tracker using an articulating for the calibration of coordinates measuring machine

Development of an Interferometric Coordinate Measuring Machine Used for Step-gauge Calibration

One-way imaging through a polarization-sensitive aberrator by use of an optical lock-in detection

Ultrasonic power measurement by the radiation force balance method
Experimental results by burst waves and continuous waves

Narrowband generation of ultrafast acoustic and thermal transients in thin films for enhanced detectability

Characteristics of torsional resonator with two degrees of freedom fabricated by UV-LIGA

Development of laser interferometer for a sine-approximation method

Measurement of Rh-C, Pt-C and Ru-C eutectic points by four national metrology institutes

High-temperature fixed points in the range 1150℃ to 2500℃ using metal-carbon eutectics

Uncertainty in dew-point hygrometer calibration by a two-pressure two-temperature humidity generator

Realization of Helium-4 Vapor Pressure Temperature Scale by Using an Absolute Pressure Transducer

Characteristics of a simple Generator of trace moisture using diffusion tube

A Novel Diverter for Liquid Flow Calibration Facilities

Uncertainty analysis of oil sealed wet gas meter

Development of a silicon density standard and precision density measurements of solid materials by hydrostatic weighing

Density measurements of silicon crystals by hydrostatic weighing

Anisotropic thermal-diffusivity measurements by a new laser-spot-heating technique

Density comparison measurement of silicon by pressure of flotation method

Advanced ac calorimetric technique for thermal diffusivity measurement at cryogenic temperatures

Long-term stability od a high precision diaphragm gauge

Measurement of frequency dependence of standard capacitors based on the QHR in the range between 1 kHz and 1.592 kHz

Improved quantum hall standard of resistance at electrotechnical laboratory

Non-spectral and spectral interferences in inductively coupled plasma high-resolution mass spectrometry
Part1. Optical characteristics of micro-plasmas observed just behind the sampler and the skimmer in

Non-spectral and spectral interferences in inductively coupled plasma high-resolution mass spectrometry
Part2. Comparison of interferences in quadrupole and high resolution inductively coupled plasma mass

Optical frequency comb generator using a single-sideband suppressed-carrier modulation in an amplified circulating fiber loop