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0-9
2Dtwo-dimensional
3Dthree-dimensional
3D-ECT3-dimensional electrical capacitance tomography

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A
AASatomic absorption spectrometry
acacacetylacetonate
AESAuger electron spectroscopy
AFCalkaline fuel cell
AFMatomic force microscopy
ALDatomic layer deposition
APTatom probe tomography
at%atomic per cent
atmatmosphere
ATRautothermal reforming
ATR-FTIRattenuated total reflection-Fourier transform infrared

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B
bccbody-centred cubic
BETBrunauer, Emmett and Teller
BINAP2,2'-bis(diphenylphosphino)-1,1'-binaphthyl
bipybipyridine
BMEPbrake mean effective pressure
Bnbenzyl
BOCbutoxycarbonyl
BSBharat Stage
BSEbackscattered electron
BSFCbrake specific fuel consumption
BTEbrake thermal efficiency
BTEXbenzene, toluene, ethylbenzene and xylene
BTXbenzene, toluene and xylene
Bzbenzoyl

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C
c-EGRcooled exhaust gas recirculation
CADcomputer aided design
CALPHADcalculation of phase diagrams
CARBCalifornia Air Resources Board
CFconformity factor
CFDcomputational fluid dynamics
CHPcombined heat and power
CIcetane index; confidence interval
CMcross metathesis
CMCcarboxymethyl cellulose
CMOScomplementary metal-oxide semiconductor
CNcetane number
CNTcarbon nanotube
CO-TPDcarbon monoxide temperature-programmed desorption
CO2ecarbon dioxide equivalents
codcycloocta-1,5-diene
CP-MAScross polarisation-magic angle spinning
CRcombined reforming, with steam methane reforming and autothermal reforming; compression ratio
CSFcatalysed soot filter
CTcomputed tomography
CTEcoefficient of thermal expansion
CV cyclic voltammetry

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D
dbadibenzylideneacetone
DBFCdirect borohydride fuel cell
DBN1,5-diazabicyclo[5.3.0]non-5-ene
DBU1,8-diazabicyclo[5.4.0]undec-7-ene
DEFCdirect ethanol fuel cell
DEMdiscrete element method
DFTdensity functional theory
DIOP2,3-O-isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane
DLSdynamic light scattering
DMAdimethylacetamide
DMAP4-dimethylaminopyridine
DMEdimethoxyethane
DMFN,N-dimethylformamide
DMFCdirect methanol fuel cell
DMSOdimethyl sulfoxide
DOCdiesel oxidation catalyst
DOIDigital Object Identifier
DPFdiesel particulate filter
DPHdispersion hardening
dppf1,1'-bis(diphenylphosphino)ferrocene
drdiastereomeric ratio
DRAMdynamic random access memory
DRIFTSdiffuse reflectance infrared Fourier transform spectroscopy
DSCdifferential scanning calorimetry
DSSCdye-sensitised solar cell
DTAdifferential thermal analysis
DtBPF1,1ʹ-bis(di-tert-butylphosphino)ferrocene

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E
EBIDelectron beam induced deposition
ECelectrocatalyst; ethylene carbonate
ECVTelectrical capacitance volume tomography
EDSenergy-dispersive X-ray spectroscopy
EDXenergy-dispersive X-ray spectroscopy
eeenantiomeric excess
EELSelectron energy loss spectroscopy
EIemissions index
emfelectromotive force
EPAEnvironmental Protection Agency
EPRelectron paramagnetic resonance
ESCAelectron spectroscopy for chemical analysis
ESRelectron spin resonance
Etethyl
EtOHethanol
EUDCExtra-Urban Drive Cycle
EVelectric vehicle
EXAFSextended X-ray absorption fine structure

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F
FAfurfuryl alcohol
FCfuel cell
fccface-centred cubic
FCCfluidised catalytic cracking
FCNTfuel-cut NOx trap
FEMfield emission spectroscopy
FSFTfield sweep Fourier transform
FSPflame spray pyrolysis
FTIRFourier transform infrared
FTPFederal Test Procedure

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G
ggram
GBLγ-butyrolactone
GCgas chromatography
GC-MSgas chromatography-mass spectrometry
GDCIgasoline direct injection compression ignition
GDIgasoline direct injection
GDLgas diffusion layer
GHGgreenhouse gas
GHRgas heated reforming
GHSVgas hourly space velocity
GPFgasoline particulate filter
GVLγ-valerolactone

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H
hhour
HAMRheat-assisted magnetic recording
HChydrocarbon
HCCIhomogeneous charge compression ignition
hcphexagonal close-packed
HDheavy duty
HDAhydrodearomatisation
HDDhard disk drive; heavy-duty diesel
HDNhydrodenitrogenation
HDOhydrodeoxygenation
HDShydrodesulfurisation
HEVhybrid electric vehicle
HIPhot isostatic pressing
HMF5-hydroxymethylfurfural
HPAheteropoly acids
HPLChigh-performance liquid chromatography
HR-SEMhigh-resolution scanning electron microscopy
HR-TEMhigh-resolution transmission electron microscopy
HREELShigh-resolution electron energy loss spectroscopy
HwFETHighway Fuel Economy Test

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I
ICinternal combustion
ICEinternal combustion engine
ICP-MSinductively coupled plasma mass spectrometry
ICP-OESinductively coupled plasma-optical emission spectrometry
ICPESinductively coupled plasma emission spectrometry
IFPBTiterative filtered back projection technique
ILionic liquids
ILBPiterative linear back projection
IRinfrared
ISSion scattering spectroscopy

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J
JMJohnson Matthey
JMTCJohnson Matthey Technology Centre

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K
kgkilogram

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L
L-DOPAL-3,4-dihydroxyphenylalanine
LAlevulinic acid
LBPlinear back projection
LCDliquid crystal display
LCFSlow carbon fuel standard
LCOlight cycle oil
LDlight-duty
LDAlithium diisopropylamide
LEClight-emitting electrochemical cell
LEDlight-emitting diode
LEEDlow-energy electron diffraction
LEVlow emission vehicle
LFPlithium iron phosphate
LHSVliquid hourly space velocity
LIBLithium-ion battery
LMRlongitudinal magnetic recording
LNTlean NOx trap
LTGCIlow-temperature gasoline compression ignition
LTOlithium titanate, Li4Ti5O12

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M
M1515% methanol and 85% gasoline fuel blend
MAMRmicrowave-assisted magnetic recording
MASmagic angle spinning
MBTEmethyl tertiary-butyl ether
MCFCmolten carbonate fuel cell
mCHPmicro combined heat and power
Memethyl
MEAmembrane electrode assembly; monoethanolamine
MeOHmethanol
Mesmesyl
MFCmicrobial fuel cell
MLCCmulti-layer ceramic capacitor
MLCTmetal-to-ligand charge transfer
MOFmetal-organic framework
mol%mole per cent
mpgmiles per gallon
mphmiles per hour
MPVMeerwein-Ponndorf-Verley
MRAMmagnetoresistive random access memory
MRImagnetic resonance imaging
MSmass spectrometry
mtpdmetric tonnes per day
MWCNTmultiwalled carbon nanotube
MWNTmultiwalled nanotube

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N
n/anot applicable or not available
NAnaturally aspirated
NANDnot and
NCMnickel cobalt manganese
NEDCNew European Driving Cycle
NHEnormal hydrogen electrode
NHTSANational Highway Traffic Safety Administration
NMHCnon-methane hydrocarbon
NMOGnon-methane organic gas
NMRnuclear magnetic resonance
NN-MOIRTneural-network multi-criterion optimisation image reconstruction technique
NORnot or
NOxnitrogen oxides
NPsnanoparticles
NSCNOx storage catalyst
NSRNOx storage reduction

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O
o-Tolortho-tolyl
ODSoxide dispersion strengthened
OEMoriginal equipment manufacturer
OLEDorganic light-emitting diode
OMOMmethoxymethoxy
ORRoxygen reduction reaction
OSBLoutside battery limits
OSCoxygen storage capacity

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P
PAFCphosphoric acid fuel cell
PAHpolyaromatic hydrocarbons
PbPpixel-by-pixel
PCpropylene carbonate
PEpolyethylene
PEEKpolyether ether ketone
PEFCpolymer electrolyte fuel cell
PEMproton exchange membrane or polymer electrolyte membrane
PEMFCproton exchange membrane fuel cell or polymer electrolyte membrane fuel cell
PEMSportable emissions monitoring system
PFIport fuel injected
PGEplatinum group element
pgmplatinum group metal: platinum, palladium, rhodium, ruthenium, iridium or osmium
PGMplatinum group mineral
Phphenyl
PHEVplug-in hybrid electric vehicle
PLIFplanar laser induced fluorescence
PMparticulate matter
PMMApolymethyl methacrylate
PMRperpendicular magnetic recording; Platinum Metals Review
PNparticulate number
ppbparts per billion
ppmparts per million
ppmCparts per million carbon
ppmvparts per million by volume
ppy2-phenylpyridine
PSpolystyrene
psipounds per square inch
PTFEpolytetrafluoroethylene
PVphotovoltaic
PVCpoly(vinyl chloride)
PVDphysical vapour deposition
PVPpoly(N-vinyl-2-pyrrolidone)
PXRDpowder X-ray diffraction
pypyridine
PZEVpartial zero emissions vehicle

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R
RCMring-closing metathesis
RDEReal-world Driving Emissions; rotating disc electrode
RHEreversible hydrogen electrode
ROMPring-opening metathesis polymerisation
RONresearch octane number
rpmrevolutions per minute
RTroom temperature
RTDresidence time distribution

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S
SAXSsmall angle X-ray spectroscopy
scCO2supercritical carbon dioxide
SCRselective catalytic reduction
SEsecondary electron
SEHSspin echo height spectroscopy
SEI

solid electrolyte interphase

SEISspin echo integration spectroscopy
SEMscanning electron microscopy
SEM-EDSscanning electron microscopy-energy dispersive spectroscopy
SERSsurface-enhanced Raman spectroscopy
SFTPSupplemental Federal Test Procedure
SHEstandard hydrogen electrode
SIMSsecondary ion mass spectroscopy
SMshape memory
SMAshape memory alloy
SMRsteam methane reforming
SMSIstrong metal-support interaction
SNRsignal-to-noise ratio
SOCstate of charge
SOFCsolid oxide fuel cell
SOxsulfur oxides
SPEFCsolid polymer electrolyte fuel cell
SPFCsolid polymer fuel cell (also known as PEMFC)
SRAMstatic random access memory
SSDsolid state drive
SSNMRsolid-state nuclear magnetic resonance
STEMscanning transmission electron microscopy
STMscanning tunnelling microscopy
STXMscanning transmission X-ray microscopy
SULEVsuper ultra low emission vehicle
SUVsport utility vehicle

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T
TARthermally-assisted magnetic recording
TBAFtetrabutyl ammonium fluoride
TBDPStert-butyldiphenylsilyl
TBStert-butyldimethylsilyl
TCEtrichloroethylene
TEMtransmission electron microscopy
TEStriethylsilyl
TFAtrifluoroacetic acid
TGAthermogravimetric analysis
THCtotal hydrocarbon
THFtetrahydrofuran
TIGtungsten inert gas
TIPStriisopropylsilyl ether
TLCthin layer chromatography
TMtransition metal; trade mark (if superscript)
TMEDAtetramethylethylenediamine
tmptetramethylpiperidine
TMStetramethylsilane
TOFturnover frequency
TONturnover number
TPDtemperature-programmed desorption
tpphztetrapyrido[3,2-a:2',3'-c:3'',2''-h:2''',3'''-j]phenazine
TPRtemperature-programmed reduction
tpyterpyridine
Trtriphenylmethyl (trityl)
Tstosyl
TWCthree-way catalyst
TXMtransmission X-ray microscopy

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U
UCunified cycle
UHVultrahigh vacuum
ULEVultra low emission vehicle
UPSultraviolet photoelectron spectroscopy
UVultraviolet
UV-visultraviolet-visible

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V
VAMvinyl acetate monomer
VCRvariable compression ratio
vol%volume per cent

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W
w/wweight/weight
WDSwavelength-dispersive X-ray spectroscopy
WLTCWorld-Harmonised Light-Duty Test Cycle
WLTPWorld Harmonised Light Vehicle Test Procedure
wt%weight per cent

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X
XANESX-ray absorption near edge structure
XASX-ray absorption spectroscopy
XESX-ray emission spectroscopy
XMTX-ray micro-tomography
XPSX-ray photoelectron spectroscopy
XRDX-ray diffraction
XRFX-ray fluorescence
XRTX-ray tomography

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Z
ZEVzero emission vehicle
ZFOzinc ferrite
ZGSzirconia grain stabilised

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