Results 41 to 50 of about 19,407,130 (219)

The infectiousness of tuberculosis patients coinfected with HIV [PDF]

open access: yes, 2008
The current understanding of airborne tuberculosis (TB) transmission is based on classic 1950s studies in which guinea pigs were exposed to air from a tuberculosis ward.
A. Roderick Escombe   +53 more
core   +7 more sources

The end of all niches: the future position of the academic librarian in a modern service industry [PDF]

open access: yes, 2010
A (University) Library is a modern service industry which has to follow the rules of effectiveness, efficiency and productivity. Even academic librarians have to be integrated into the production process of ‘the supply of information’ in such a way that ...
Ball, Rafael
core  

Development and Validation of Improved Impedance Functions for Roads with Mixed Traffic Using Taxi GPS Trajectory Data and Simulation

open access: yesJournal of Advanced Transportation, 2020
This paper proposes an improved impedance function for roads with mixed traffic. It is known that only limited studies consider the impact of nonmotorized traffic on travel impedance of a road segment, and a comparison of the impedance considering ...
Fei Zhao   +6 more
doaj   +1 more source

Dahlquist’s classical papers on stability theory [PDF]

open access: yesBIT Numerical Mathematics, 2006
Dedicated to the memory of Germund Dahlquist the author describes seminal work of \textit{G. Dahlquist} [Math. Scand. 4, 33--53 (1956; Zbl 0071.11803) and Proc. Symp. Appl. Math. 15, 147--158 (1963; Zbl 0123.32405)] in which he introduced criteria for convergence and stability of difference approximations to solutions of ordinary differential equations.
openaire   +3 more sources

A short report on the meteorological observations during the polar voyage of the Graf ZeppelinE1

open access: yesMeteorologische Zeitschrift
This paper is the edited translation of the paper by Ludwig Wiekmann and Pavel Molchanov “Kurzer Bericht über die meteorologische-aerologischen Beobachtungen auf der Polarfahrt des Graf Zeppelin” (A short report on the meteorological observations during ...
Ludwig Weickmann   +3 more
doaj   +1 more source

Variants of the Traveling Salesman Problem

open access: yesStudies in Business and Economics, 2019
This paper includes an introduction to the concept of spreadsheet optimization and modeling as it specifically applies to combinatorial problems. One of the best known of the classic combinatorial problems is the “Traveling Salesman Problem” (TSP).
Patterson Mike, Friesen Daniel
doaj   +1 more source

Solution and Asymptotic Behavior for a Nonlocal Coupled System of Reaction-Diffusion

open access: yes, 2007
This paper concerns with existence, uniqueness and asymptotic behavior of the solutions for a nonlocal coupled system of reaction-diffusion. We prove the existence and uniqueness of weak solutions by the Faedo-Galerkin method and exponential decay of ...
A.S. Ackleh   +14 more
core   +1 more source

Replacing the Classic Learning Form at Universities as an Immediate Response to the COVID-19 Virus Infection in Georgia

open access: yesInternational Journal for Research in Applied Science and Engineering Technology, 2020
: The high education system in Georgia currently is based only on the classical form of education, where the classrooms are led by the lecturers face-to-face with their students.
Giorgi Basilaia
semanticscholar   +1 more source

From the Editor's Desk

open access: yesGrounded Theory Review: An International Journal, 2020
The Grounded Theory Review focuses solely on classic grounded theories and methodological papers. Novice or lay readers may be unaware of the subtle elements that indicate a good classic theory.
Alvita Nathaniel
doaj  

Classic Papers in Critical Care: A Bibliometric Analysis [PDF]

open access: yes, 2019
Purpose- This study aimed to identify and analyze the bibliometric characteristics of the classic papers in the field of critical care. Design/methodology/approach- In this bibliometric overview, Google Scholar, Scopus and Web of Science were used for ...
Esmaeilzadeh, Maryam   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy