Results 101 to 110 of about 148,716 (234)

Hagedorn transition for strings on pp-waves and tori with chemical potentials

open access: yes, 2002
It has been conjectured that string theory in a pp-wave background is dual to a sector of N=4 supersymmetric Yang-Mills theory. We study the Hagedorn transition for free strings in this background.
Alford   +45 more
core   +2 more sources

The insurance industry in Brazil: a long-term view [PDF]

open access: yes
This paper surveys the formation and development of insurance business in Brazil. It describes its very first steps, from the colonial times and imperial era to recent events.
Felipe Tamega Fernandes   +1 more
core   +3 more sources

Designing and national pride

open access: yesAnd, 2010
La Rivoluzione delle Rose, che ha condotto alla presidenza Mikhail Saakashvili, ha avviato stanziamenti economici per lo sviluppo dei servizi e delle infrastrutture delle principali città.
Mara Corradi, Michele De Lucchi
doaj  

Accuracy and Bias of Pulse Oximetry in the Intensive Care Unit: A Prospective Observational Study

open access: yesNursing in Critical Care, Volume 31, Issue 3, May 2026.
ABSTRACT Background Non‐invasive oximetry is crucial for the easy and continuous monitoring of blood oxygenation, from routine assessments to critical care in intensive care units (ICU). Studies indicate that pulse oximeter readings may be biased due to the high light absorption of melanin.
Kaio B. Barros   +7 more
wiley   +1 more source

Calculation of the Relaxation Modulus in the Andrade Model by Using the Laplace Transform

open access: yesFractal and Fractional
In the framework of the theory of linear viscoelasticity, we derive an analytical expression of the relaxation modulus in the Andrade model Gαt for the case of rational parameter α=m/n∈(0,1) in terms of Mittag–Leffler functions from its Laplace transform
Juan Luis González-Santander   +3 more
doaj   +1 more source

Francesco Buonvisi, un nunzio apostolico alla corte di Leopoldo I

open access: yes, 2018
Il saggio traccia una panoramica dell'attività politico-diplomatica svolta dal lucchese Francesco Buonvisi al servizio della Santa Sede. Dopo un rapido excursus degli incarichi svolti dal Buonvisi, in qualità di nunzio ordinario e straordinario, presso le sedi di Colonia e Varsavia, l'articolo si focalizza sulla nunziatura alla corte imperiale di ...
openaire   +3 more sources

Leopoldo Zea, <i>América en la historia</i>

open access: yesDiánoia, 1958
Las reseñas no incluyen resumen.
openaire   +2 more sources

Leopoldo Zea, <i>La filosofía en México</i>

open access: yesDiánoia, 1956
Las reseñas no incluyen resumen.
openaire   +2 more sources

Impact of Technical Barriers to Trade on Argentine Exports and Labor Markets [PDF]

open access: yes
While tariff and quota barriers in agricultural, food and manufactured products have been declining due to the proliferation of multilateral trade agreements, there is increasing debate regarding the impact of product and process standards and technical ...
Gabriel Sánchez   +2 more
core  

A framework for analysing the adoption of New Zealand pastoral farming systems in central Veracruz State, Mexico : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Farm Management at Massey University [PDF]

open access: yes, 1995
Tropical areas of developing countries have significant potential for increased food production. In the case of Mexico, an important economic activity in the tropics is livestock production based on pasture.
Martínez-García, Alejandro Nicolás
core  

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