Results 41 to 50 of about 5,432 (239)

Geochemical and Geological Investigation of Skarn‐Type Pb–Zn Mineralization in Hastanetepe (Balya‐Balıkesir, Türkiye): An Approach Based on Fluid Inclusions, Sulphur Isotopes and Geochemical Data

open access: yesGeological Journal, EarlyView.
Integrated petrographic, mineralogical and geochemical data from the Hastanetepe Pb–Zn deposit (Balya, Türkiye) reveal multi‐stage hydrothermal alteration and a magmatic sulphur source. Fluid inclusion and sulphur isotope results indicate a complex fluid evolution responsible for skarn‐type Pb–Zn mineralization along limestone–dacite contacts ...
Esra Ünal‐Çakır
wiley   +1 more source

CAT G01, 02, 03, 05; uncat plain rim = 22/32.1.UncatG12.

open access: yes
CAT G01, 02, 03, 05; uncat plain rim = 22/32.1 ...
Sphakia Survey (17151405)
core   +2 more sources

An oxanthroquinone derivative that disrupts RAS plasma membrane localization inhibits cancer cell growth [PDF]

open access: yes, 2018
Oncogenic RAS proteins are commonly expressed in human cancer. To be functional, RAS proteins must undergo post-translational modification and localize to the plasma membrane (PM).
Cho, Kwang-Jin   +4 more
core   +1 more source

Was Viktor Orbán’s Unorthodox Economic Policy the Right Answer to Hungary’s Economic Misfortunes?

open access: yesInternational Journal of Management and Economics, 2015
This paper assesses whether the unorthodox policies implemented in Hungary since 2010 were, given a four-year perspective, the right answer to Hungarian economic problems.
Piasecki Marcin A.
doaj   +1 more source

Tularemia Hand Infection From a Cat Bite—A Case Report

open access: yesJournal of Hand Surgery Global Online, 2020
Tularemia is an uncommon infection caused by the bacterium Francisella tularensis. The nonspecific presentation and infrequency with which it is encountered make it a diagnostic challenge.
Nathan William Whitsell, MS   +1 more
doaj   +1 more source

How do “gatekeepers” affect credit risk?

open access: yesJournal of Management Science and Engineering, 2021
This study investigates the relationship between auditor tenure and credit default swap (CDS) spreads of U.S. firms based on quantile regression.
Xu Li, Xingtong Zhang, Yinggang Zhou
doaj   +1 more source

Large‐scale tests of 50‐year‐old prestressed concrete bridge girders

open access: yesStructural Concrete, EarlyView.
Abstract An experimental investigation has been carried out as part of the BRIDGE|50 research project, focusing on large‐scale loading tests performed on five 50‐year‐old prestressed concrete (PC) girders. The study aimed at evaluating the structural response of five girders retrieved from a viaduct in the urban area of Turin, Italy, subjected to 4 ...
Francesco Tondolo   +7 more
wiley   +1 more source

How iteration frequencies affect project uncertainty and risk ‐ An empirically elaborated model

open access: yesDecision Sciences, EarlyView.
Abstract Iterative approaches have gained prominence in new product development (NPD) projects in response to increasingly dynamic and turbulent business environments. In this article, we study how iteration frequency—that is, the rhythm at which development teams revisit and test comprehensive products—affects an NPD project's uncertainty and risk. We
Timo Kalmes, Fabian J. Sting
wiley   +1 more source

Quantile connectedness in agri-commodity markets: What has changed over past six decades?

open access: yesHeliyon, 2023
Agri commodities have been investigated in the past to determine their inter-relationships. However, no study has checked their risk spillover/connectedness for six decades using extreme quantiles. Various shocks (positive/negative) often pose challenges
Bikramaditya Ghosh, Dimitrios Paparas
doaj   +1 more source

Optimization of structural assembly scheduling in the aeronautics industry

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract In the aeronautical industry, structural assembly refers to the stage in which parts, subassemblies, and main aircraft structures are fitted together, forming aerostructures. Aircraft structural assembly requires many complex activities to be performed over an intricate precedence network and is subject to interactions among the various ...
Bruno Jensen Virginio da Silva   +3 more
wiley   +1 more source

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