Results 21 to 30 of about 4,340 (215)

IODP Expeditions 304 & 305 Characterize the Lithology, Structure, and Alteration of an Oceanic Core Complex [PDF]

open access: yesScientific Drilling, 2006
More than forty years after the Mohole Project (Bascom, 1961), the goal of drilling a complete section through in situ oceanic crust remains unachieved.
Christopher J. MacLeod   +6 more
doaj   +1 more source

Late Miocene wood recovered in Bengal–Nicobar submarine fan sediments by IODP Expedition 362 [PDF]

open access: yesScientific Drilling, 2020
Drilling and coring during IODP Expedition 362 in the eastern Indian Ocean encountered probably the largest wood fragment ever recovered in scientific ocean drilling.
L. McNeill   +4 more
doaj   +1 more source

Characteristics and Development Trends of Ocean Scientific Drilling: Comparative analysis based on the scientific framework of International Ocean Discovery Plan

open access: yesHaiyang Kaifa yu guanli, 2023
Scientific ocean drilling program is the longest and most effective international scientific cooperation program in the field of earth science. Since 1968, it has experienced four stages: Deep Sea Drilling Project, Ocean Drilling Program, Integrated ...
Jingjing XU   +4 more
doaj  

Novel degenerate PCR method for whole genome amplification applied to Peru Margin (ODP Leg 201) subsurface samples

open access: yesFrontiers in Microbiology, 2012
A degenerate PCR-based method of whole-genome amplification, designed to work fluidly with 454 sequencing technology, was developed and tested for use on deep marine subsurface DNA samples.
Amanda eMartino   +5 more
doaj   +1 more source

Global monsoon and ocean drilling [PDF]

open access: yesScientific Drilling, 2018
The IODP-PAGES Workshop on Global Monsoon in Long-term Records was held on 7–9 September 2017, in Shanghai, China. Forty-eight scientists from 12 countries exchanged scientific findings from the seven recent IODP monsoon-related expeditions (see Table 
P. Wang, R. Tada, S. Clemens
doaj   +1 more source

Northeast Atlantic breakup volcanism and consequences for Paleogene climate change – MagellanPlus Workshop report [PDF]

open access: yesScientific Drilling, 2019
The northeast Atlantic encompasses archetypal examples of volcanic rifted margins. Twenty-five years after the last ODP (Ocean Drilling Program) leg on these volcanic margins, the reasons for excess melting are still disputed with at least three ...
C. Berndt   +13 more
doaj   +1 more source

The Pacific Equatorial Age Transect, IODP Expeditions 320 and 321: Building a 50-Million-Year-Long Environmental Record of the Equatorial Pacific Ocean [PDF]

open access: yesScientific Drilling, 2010
In March 2009, the R/V JOIDES Resolution returned to operations after its extended refit and began with a drilling program ideally suited to its drilling strengths, the Pacific Equatorial Age Transect (PEAT, IODP Exp 320/321; Fig. 1A).
Kusali Gamage   +5 more
doaj   +1 more source

Investigation of the mechanical response of a deep-water drilling riser to ocean currents and waves

open access: yesAdvances in Mechanical Engineering, 2019
The drilling riser is an important piece of equipment used to link the subsea wellhead with the drilling platform. Its operating environment is extremely complex because of the effects of ocean currents, which can cause riser overload, fatigue, leading ...
Liping Tang   +4 more
doaj   +1 more source

Ultra-Deepwater Riserless Mud Circulation with Dual Gradient Drilling [PDF]

open access: yesScientific Drilling, 2008
Drilling deep holes in very deep water presents the offshore drilling community with major wellbore stability challenges that are typically mitigated through the circulation of dense drilling mud to prevent hole collapse and to remove drilling debris ...
Greg Myers
doaj   +1 more source

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