Gerrard Peters School of Physics 1 Introduction Centralised laboratories houses similar pieces of equipment Better accessibility of equipment to researchers Provides a wider scope for preparing and analysing materials ID: 235998
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Slide1
MPRI Centralised Laboratories
Gerrard Peters
School of Physics
1Slide2
Introduction
Centralised laboratories houses similar pieces of equipment
Better accessibility of equipment to researchers
Provides a wider scope for preparing and analysing materials
MPRI Centralised
Laboratories
Thin Films Lab
Furnace Lab
Sample Preparation LabResearch labs are utilised by :Physics researchers and post graduate studentsStudents from other schools and faculties including;ChemistryBiologyMetallurgical EngineeringMechanical Engineering
2Slide3
Thin Films Laboratory
Houses various deposition systems
Can deposit ~100nm thick layers of most metals
(Al, Au, Cr
etc
,),
and Organic thin film layers:
pentacene
3Slide4
Thin Films Laboratory
4
PLD (pulsed laser deposition) system
Hard coatings and protective layers
- Transition
metal Carbides and nitrides
B4C, TiC, NbC, NbN,
RF Sputtering system
Single/Multi
metallic layers,
nano particles, Ti,
Nb
,
Hf
,
diamond like carbon: doped & pristine
Compounds: Oxides- BiFeO
3
, carbides
,
nitrides
, oxynitrides , composite oxidesSlide5
Thin Films Laboratory
5
DC Sputtering system
transparent conducting oxides
reactive sputtering of composite
oxides and
oxynitrides
Modification: multi-layer thin films
Thermal evaporation
system
High vapor pressure materials
Al, Au, Cr,
Organic thin film layers Slide6
Thin Films Laboratory
SEM (Scanning Electron Microscope)
with EDS
attachment
Large chamber (sample size up to
60mm
dia
x 40mm height)
50nm resolution (W-filament)
Elemental surface analysis
6
I-V (electrical measurement) system
two point and 4 point in air and
at 50K - 325K
Photoconductive experiments
Photovoltaic materials: low cost
Pulse measurements:
C-V-tSlide7
Furnace Laboratory
Carbolite
tube furnace
(max temp. ~1100°C
)
Carbolite
tube
furnace(max temp. ~1700°C)
Sentro
Tech tube furnace – 2
zone
(max temp. ~1700°C
)
RF furnace
(max temp. ~1400°C)
Drying ovens
7Slide8
Sample Preparation Laboratory
Precision cutting saws
Metallographic polishing machines
Variety of optical and stereo microscopes
Facilities for working with chemicals
8Slide9
Sample Preparation Laboratory
Low speed diamond saw
diamond wire saw
9Slide10
Sample Preparation Laboratory
Metallographic polisher
Optical/stereo microscopes
10Slide11
11
Contact information
For use of the Centralised facilities all initial contact
to be made with
Prof.
Elias Haddad
For more information on the facilities ;
Thin Films Laboratory : Dr.
Daniel WamwangiFurnace Laboratory : Gerrard Peters
Sample Prep. Laboratory : Gerrard Peters