Skip to main content
International Ocean Discovery Program
JOIDES Resolution
Science Operator
Menu
International Ocean Discovery Program
JOIDES Resolution
Science Operator
Home
Expeditions
Schedule
Information by Expedition
JR Science Reports
Laboratories
Port Calls and Shipping
Medical Exams
Drill Site Maps
Photo Galleries
Participants
Participant Information
Apply to Sail
Submit a Proposal
Coring & Transit Time Estimator
Medical Exams
Export Control
Cruise Evaluation
Travel & Meetings
Travel Information
Meeting Schedule
IODP Staff Travel
Participant Travel
Travel Forms, Policies, and Expense Accounts
Visitor Information
Technology
Coring Tools and Technology
Downhole Logging Tools
Long-Term Observatories
Laboratories
Data
Data Overview
Data Available in Zenodo
Core data (IODP Exp 317–present)
Core data (IODP Exp 301–312, ODP, DSDP)
Logging data (IODP, ODP, DSDP)
Science Applications
Supplementary Information
Asset Management System (Staff)
Crew & Cruise (Staff)
User Guides and Laboratory Manuals
Technical Documents (Guests)
Technical Documents (Staff)
Policies
Samples
Sample/Data Request
Gulf Coast Core Repository (GCR)
Bremen Core Repository (BCR)
Kochi Core Center (KCC)
Permanent Archives
Frozen Microbiology Samples
Micropaleontological Reference Centers (MRCs)
Policies
Publications
IODP Publications Home
Proceedings
volumes
Preliminary Reports
Scientific Prospectuses
Logging Summaries
Citation and Bibliographic Info
Browse By Topic
Technical Notes
Reports and Program Plans
Facility Assessment
Authors
Outreach
Social Media
joidesresolution.org
MerlinOne (photo archive)
News
Photos
Education
Program History
Related Sites
IODP
Advisory Panels
National Science Foundation
Lamont-Doherty Earth Observatory
Deep Sea Drilling Project
Ocean Drilling Program
Integrated Ocean Drilling Program
Texas A&M University
About
About the JRSO
Employee Directory
Intranet
Employment
Vendors
Merchandise
Search
Technology
/
Downhole Logging Tools
/
HRLA
Downhole logging tools
Triple Combo Tool String
High-Resolution Laterolog Array Tool (HRLA*)
Comparison between data recorded by the HRLA and the DLL in oceanic crust.