Results 151 to 160 of about 1,235,817 (343)

Anomalies in quantum gravity

open access: yesPhysics Letters B, 1987
Abstract We look for a relation between the Christodoulakis-Zanelli Schwinger term in the commutators of the constraints and the Weyl diffeomorphism cocycle. We discuss the problem of anomalies in pure Quantum Gravity. We underline the particular role of the Weyl degree of freedom in all approaches to Quantum Gravity.
openaire   +1 more source

A Review of Bioarcheological Investigations in Iron Age Cambodia

open access: yesInternational Journal of Osteoarchaeology, EarlyView.
ABSTRACT Archeological research within Cambodia is quite extensive, with significant projects led by both Cambodian archeologists and international researchers alike. Many of these projects have uncovered human skeletal remains. This article reviews archeological human skeletal studies in Cambodia, synthesizing published and unpublished data, primarily
Sophorn Nhoem   +3 more
wiley   +1 more source

World gravity standards [PDF]

open access: yes
In order to use gravity anomalies in geodetic computations and geophysical interpretations, the observed gravity values from which anomalies are derived should be referred to one consistent world wide system. The International Gravity Standardization Net
Uotila, U. A.
core   +1 more source

Evaluation of Mechanical, Thermal, Rheological, and Biocompatibility Properties of Additively Manufactured Metal‐Reinforced Biocomposites Optimized by Reinforcement Ratios and Printing Parameters

open access: yesPolymer Composites, EarlyView.
Schematic illustration of PLA/316L stainless steel composite filament production via fused deposition modeling, demonstrating the trade‐off between stainless steel content, mechanical enhancement, and biocompatibility. ABSTRACT Polylactic acid (PLA) is a biodegradable thermoplastic widely used in biomedical devices; however, its inherent brittleness ...
İbrahim Baki Sahin   +5 more
wiley   +1 more source

Accurate gravity anomaly interpolation: a case-study in Cameroon, Central Africa

open access: yesEarth Sciences Research Journal, 2007
Many treatments in geodesy and geophysics require regularly gridded gravity anomalies. The gridding of gravity data needs interpolation. For the predicted data to be accurate, the smoothest type of<br />gravity anomaly should be used along with the
Nouayou R.   +5 more
doaj  

Simulation of a lunar gradiometer mission [PDF]

open access: yes
A lunar gradiometer mission involves the mounting of a gradiometer on a satellite which is in a low, polar, and circular lunar orbit. The results of a numerical simulation of the mission is presented. It is shown that if the satellite is in a 50 km orbit,
Argentiero, P. D., Garza-Robles, R.
core   +1 more source

Analysis of balance in adults with chronic axial spinal pain receiving medial branch block or radiofrequency ablation procedures

open access: yesPM&R, EarlyView.
Abstract Background Medial branch blocks (MBB) and radiofrequency ablations (RFA) are common diagnostic, prognostic, and interventional procedures performed for the management of cervical and lumbar spine facetogenic pain. Although these procedures have established utility as pain management strategies, it is unclear if the disruption in function of ...
Matthew Carter   +6 more
wiley   +1 more source

Epistemic diversity and the politics of knowledge in plant disease management: Insights from the Xylella fastidiosa epidemic in southern Italy

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Xylella fastidiosa is a major plant pathogen affecting crops such as grapes, citrus, almonds, and olives, with potentially severe consequences for agricultural production and rural livelihoods worldwide. This paper examines the conflict around the management of the X. fastidiosa outbreak affecting olive trees in southern Italy.
Fabio Gatti   +2 more
wiley   +1 more source

GRAVITY ANOMALIES AT CONTINENTAL MARGINS [PDF]

open access: yesProceedings of the National Academy of Sciences, 1955
J L, Worzel, G L, Shurbet
openaire   +2 more sources

The Mycobacterium tuberculosis Rv0132c Gene Product Mtb‐FGD2 Can Act as an F420‐Dependent Glucose Dehydrogenase

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT The role of the cell envelope‐associated Rv0132c/FGD2 from Mycobacterium tuberculosis has long been a subject of debate. Importantly, FGD2 is found only in pathogenic mycobacteria, making it a potential drug target. While some suggest it functions as a glucose‐6‐phosphate dehydrogenase, others propose it acts instead as an F420‐dependent ...
Adewale V. Aderemi   +12 more
wiley   +1 more source

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