MAPAN Journal Volume – 22

Number 1: January – March 2007

Towards 7 MPa Pressure Standards with 1A·10-6 Uncertainty
Wladimir Sabuga
3
Development of Aluminium Fixed Point Standard for Calibration of Noble Metal Thermocouples on ITS-90
Y.P. Singh, S.K. Nijhawan and Anjula
13
Distance Measurement by Absolute Interferometry using Tunable Diode Lasers
Lutz Hartmann, Volker Burgarth, Karl Meiners-Hagen and Ahmed Abou-Zeid
21
The Assignment of SI-Traceable Reference Values to Proficiency Testing Schemes for Food Analysis
Lindsey G. Mackay, Daniel Burke, Meg Y. Croft, Jill H. Rogerson, Judy Cuthbertson, Lee Whaites and Paul Armishaw
27
A Comparative Study of Pressure Measurement at the Denture Base – Mucosal Surface Interface using Strain Gauges
Ravinder Agarwal
33
Calibration Apparatus of Vacuum Leak by using Constant Conductance Method
Li Detian and Guo Meiru
39
The use of Horwitz Function in the Evaluation of Data in Proficiency Testing Exercises.
K.Chandrasekaran, N.Mokhtar and J.Arunachalam
45
Evaluation and Expression of Uncertainty in the Calibration of Optical Pyrometers in the Range from 1000 A°C to 2200 A°C
Y.P. Singh
51
Development of an Automated Data Acquisition System for Absolute Determination of Effective Efficiency of RF Power Mounts using Coaxial Microcalorimeter
Saood Ahmad, V.K. Rustagi, R. Aggarwal and Bijendra Pal
63
Fortyninth and Fiftieth List of Fellows and Members 69
Instruction to Authors 72

Number 2: April – June 2007

Preface 75
Current Status of Acoustic Measurement Standards at National Physical Laboratory of India (NPLI), New Delhi – Part 1 : Sound Pressure
Naveen Garg, Mahavir Singh, Omkar Sharma and V. Mohanan
77
Current Status of Acoustic Measurement Standards at National Physical Laboratory of India (NPLI), New Delhi – Part 2 : Acceleration Amplitude
Naveen Garg, Mahavir Singh, Omkar Sharma and V. Mohanan
91
Bilateral Comparison of Charge Sensitivity of Accelerometer and Output

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ofAcoustic Calibrator between NMIA and SPRING Singapore
P.P. Narang and S. M. Lee

103
Current Status of Research and Development on Acoustic Standards at NMIJ
Ryuzo Horiuchi, Hironobu Takahashi, Takeshi Fujimori, Sojun Sato and Shogo Kiryu
109
Investigation of Homodyne Interferometer Nonlinearity Corrections for Sine-Approximation Method in Primary Vibration Calibration
Qiao Sun and Thomas Bruns
117
The Current Status of Acoustical Metrology in TurkeyA
E. Sadikoglu, E. BilgiA§, B. KarabA¶ce and C. Kirbas
129
Regular Paper
A New Automated Gas Flowmeter Developed by LIPA
Cheng Yongjun, Li Detian, Feng Yan, Guo Meiru and Zhang Dixin
133
Fifty-oneth List of Members 139
Instruction to Authors 140

Number 3: July – September 2007

Preface 143
A Technical Approach to Establish Traceability in Materials Metrology
Gun-Woong Bahng, Seong-Jai Cho and Hae Moo Lee
145
Quantitative Challenges in Characterising the Mechanical Properties of Hard Materials
Roger Morrell and Bryan Roebuck
153
A 3D-Calibration Method for the Quantitative SPM Measurement of Hardness Indenters
Martin Ritter, Thorsten Dziomba, Matthias Hemmleb, Ludger Koenders and Axel Kranzmann
167
Metrological Aspects of Electron Backscattering Diffraction in Characterising Hot Deformation Grain Structures
K.P. Mingard, B. Roebuck, E.G. Bennett, M. Thomas, B.P. Wynne and E.J. Palmiere
177
Nanometrology: an Issue of Scale
Stephen M. Hsu
201
VAMAS Promotes Metrology of Material Property Measurement at CIPM
Graham Sims and Seton Bennett
209
Fifty second List of Fellows and Corporate Member 221
Instructions to Contributors 222

Number 4: October – December 2007

Standardization of Silver-110m at BARC, India
Leena Joseph, R. Anuradha, D.B. Kulkarni and V.V. Shaha
225
Pressure Balances for Industrial Applications up to 120 MPa
Marcello Caravaggio, Gianfranco Molinar Min Beciet and Paolo De Maria
231
Evaluation and Expression of Uncertainty in the Calibration of Screw Type Industrial Lamps using Photoelectric Pyrometer
Y.P. Singh
235
Feasible Method to Validate Measurement Software FLaP used in Automatic Gauge Block Interferometer to Enforce ISO/IEC 17025:2005
M. Arif Sanjid, K.P. Chaudhary and R.P. Singhal
247
A Simple Approach to Measure the Gain of a Horn Antenna and its Error Analysis Using the Three-Antenna Method
Kamlesh Patel and P.S. Negi
257
Estimation of Measurement Uncertainty in Characterization of Materials Using Transmission Electron Microscope (TEM) at NPL, India
Sukhvir Singh, Manju Arora and Ram Kishore
263
Realization of Copper Fixed Point in Sealed Cell for Calibration of Noble Metal Thermocouples on ITS-90
Y.P. Singh, S.K. Nijhawan and Anjula
269
Volume Contents 276
Author Index 279
Instruction to Authors 280