Table T1. Abbreviations for technical terms, Leg 193.)

Abbreviation	Definition
ADCB	advanced diamond core barrel
AF	alternating field
AFM	atomic force microscopic
AHC	active heave compensator
AMS	anisotropy of magnetic susceptibility
AMST	archive MST
APC	advanced hydraulic piston corer
API	American Petroleum Institute (unit)
APS	accelerator porosity sonde
ARM	anhysteretic remanent magnetization
ASC	Analytical Services Company
ATP	adenosine triphosphate
BGO	bismuth germanate
BHA	bottom-hole assembly
BOP	blowout prevention system
BRG	Borehole Research Group
CBTT	core barrel temperature tool
DAPI	4,6-diamindino-2-phenylindole
DC-SQUID	direct current superconducting quantum interference device
DES	dual elevator stool
DHML	downhole measurements laboratory
DIT	dual induction resistivity
DP	dynamic positioning
DSA	drill string accelerometer
DSI	dipole shear imager
DWE	drawworks encoder
FFF	free-fall funnel
FFSW	formaldehyde in artificial seawater
FMS	Formation MicroScanner
FTIR	fluorier transmission infrared spectroscopic
GFI	ground fault interrupt
GPS	Global Positioning System
GRA	gamma-ray attenuation
GSC	green silica-clay
GTE	guideline tensionometer encoder
HEPES	N-2-hydroxyethylpiperazine-N-2- ethanesulfonic acid
HLDS	hostile-environment lithodensity sonde
HNGS	hostile-environment natural gamma-ray sonde
HRRS	hard-rock reentry system
HTGC	high-temperature/pressure telemetry gamma-ray cartridge
HTT	high-temperature tool
IC	ion chromatography
ICP-AES	inductively coupled plasma-atomic emission spectroscopy
IRM	isothermal remanent magnetization
IUGS	International Union of Geological Sciences
k	whole-core magnetic susceptibility
kij	susceptibility tensor
kips	1000 lb
LDEO	Lamont-Doherty Earth Observatory
LOI	loss on ignition
LWD	logging while drilling
MBR	mechanical bit release
mbrf	meters below rig floor
mbsf	meters below seafloor
MCE	motion compensator encoder
MORB	mid-ocean-ridge basalt
MSM	magnetic susceptibility meter
MST	multisensor track
MTEM	real-time cable head temperature capabilities
NAA	neutron activation analysis
NCS	nitrogen, carbon, sulfur
NGR	natural gamma radiation
NGT	natural gamma-ray tool
ODP	Ocean Drilling Program
PACMANUS	Papua New Guinea-Australia-Canada-Manus
PBS	phosphate buffer saline
PDR	precision depth recorder
PFT	perfluorcarbon tracer
PHC	passive heave compensator
PIMA	portable infrared mineral analyzer
PNG	Papua New Guinea
ppg	pounds per gallon
P-wave	compressional wave
PWL	compressional wave logger
PWS3	contact probe system
Q	the Koengsberger ratio
RAB	resistivity at the bit
RCB	rotary core barrel
RI	refractive index
ROP	rate of penetration
RPM	revolutions per minute
RRING	focused lateral resistivity measurement
SEM	scanning electron microscopic
spm	strokes per minute
S-wave	shear wave
SWIR	shortwave infrared
TAMU	Texas A&M University
TCA	trichloroacetic acid
TD	total depth
TEM	transmission electron microscopic
triple combo	triple combination (tool string)
TSF	Transocean Sedco Forex
UHT-MSM	ultra high temperature multisensor memory tool
VCD	visual core description
VIT	vibration-isolated television
WHC	wireline heave compensator
WOB	weight on bit
WSTP	water-sampling temperature probe
XRD	X-ray diffraction