IWF/ÖAW

Main task Development, calibration and operation of spaceborne magnetometers

Main research topics

1. Building and test of space magnetometers Integration and test of BepiColombo magnetometers ASIC based fluxgate magnetometer for NASA’s MMS mission

2. Development of new space magnetometers New absolute scalar (optical) magnetometer Miniaturized sensor system for space weather monitoring

Refereed publications (since Jan 2013) Total: 1

Educational activities (since Jan 2013) Teaching at Graz University of Technology and University of Applied

Sciences Wiener Neustadt PhD thesis: 1 (A. Pollinger)

Space Magnetometers

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IWF/ÖAW

Lead: Werner Magnes

Members

Staff: Ö. Aydogar, G. Berghofer, C. Hagen, I. Jernej, S. Leitner, A. Pollinger, A. Valavanoglou

PhD Student: D. Fischer

Cooperation within IWF

Preparation of data processing for MMS & BepiColombo; proposal writing for future missions (Nakamura et al.)

Exchange of know-how with all instrument developers

Key external collaboration – international / national

Germany: TU Braunschweig; USA: Univ. California Los Angeles; UK: Imperial College London; Japan: Institute of Space and Astronautical Science; China: Center for Space Science and Applied Research / Graz University of Technology

Who are we?

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IWF/ÖAW

Mission Goal Launch Main Activities Period

Rosetta ROMAP RPC-MAG

Comet Churyumov-Gerasimenko

2004 Data processing unit,sensor electronics,calibration, EGSE

OPERATIONVenus Express

VEXMAGVenus 2005 Instrument lead,

micro processor,calibration, EGSE,operation

MMS DFG

Earth’s magnetosphere 2015 Sensor electronics, calibration, timing

DESIGN /

DEVELOPMEN

T

BepiColombo MERMAG-M MERMAG-P

Mercury2016

Instrument lead,micro processor,calibration

CSES CDSM

In orbit demonstration of new scalar magnetometer

2016Instrument lead,signal processing,calibration

JUICE JMAG

Jupiter and Ganymede 2022Development of scalar magnetometer, calibration

Missions

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IWF/ÖAW

Complete active readout electronicsfor a fluxgate sensor on 4x5 mm2 of silicon with 350 nm structures (manufactured by AMS near Graz)

Miniaturization

Improved radiation hardness

Power reduction

Competitive performance

ASIC is used for magnetometer aboard MMS (DFG)

DFG sensors supplied by UCLA

Flight Model 4 delivered

Flight Spare ready for delivery

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MMS - Digital Fluxgate Magnetometer

Dig

ital

Par

t

Reference Generation

X-ChannelModulator

Y-ChannelModulator

Z-ChannelModulator

AdditionalModulator

Clo

ck G

ener

atio

n &

Err

or

Can

cell

atio

n

DFG electronics integrated in Central Electronics

IWF/ÖAW

MERMAG-P jointly developed with TU Braunschweig and Imperial College London

Flight Model delivered in 2013, Spare Model under assembly

MagLab activities:

Technical Management

Design and development of Instrument Controller Unit

Integration and test of MERMAG-P

Challenging development of Instrument Controller Unit due to column grid array package of processor chip

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BepiColombo - MERMAG

Flight Model of MERMAG-P

Flight Model of Instrument Controller Unit

IWF/ÖAW

Measurement of field magnitude with high absolute accuracy by radiatinga multi-chromatic laser field through a glass cell filled with Rb atoms

Development of a Qualification Model under an ESA contract

Development of an Engineering Model for the CSES mission

New Scalar Magnetometer

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2014 – Qualification Model

(a) Mixed signal electronics with microwave and control subunits,

(b) Laser unit, (c) Sensor unit, (d) Inbound and outbound fibers,(e) Thermal control cable

Calibration measurements in Magnetsrode (TUBS)

IWF/ÖAW

Space Weather monitoring through magnetic field measurements aboard amagnetically disturbed spacecraft

Two boom mounted fluxgate sensors and two S/C sensors, which can be accommodated at selected positions inside the spacecraft for separating and removing of S/C interference fields

Development of Engineering and Qualification Model jointly with Magson/Berlin, TU-BS, and Imperial College

MagLab activities:

Development of miniaturized S/C sensor system

- Range: ±65,000 nT

- Noise: <100pT/√Hz

- Abs. Accuracy: ±50 nT

Multi sensor processing and data cleaning methods

Service Oriented S/C Magnetometer

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Miniaturized 3D magnetic field sensor based on Anisotropic Magneto-Resistance sensing elements

IWF/ÖAW

BepiColombo Completion and delivery of Spare Model Support of system level testing and near Earth commissioning

Magnetospheric Multiscale Preparation/planning of data processing together Nakamura et al. Near Earth commissioning and in-flight calibration

Scalar Magnetometer Qualification and Flight Model for Chinese CSES mission Breadboard Model for JUICE

SOSMAG (planned activity) Development of a Flight Model for a hosted payload mission by ESA

Interhelios (planned activity) Instrument design and development of test electronics for Russian Sun

observer mission

Future Plans: 2015-2018

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IWF/ÖAW

Thank you

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