Results 21 to 30 of about 359,877 (146)

Particle-fluid dynamics and solid ejection in fluidized beds [PDF]

open access: yes, 2008
Los flujos multifásicos son, en general, difíciles de modelar. En concreto, los lechos fluidizados burbujeantes son incluso más complejos debido a la presencia de burbujas (aparte de las partículas y de la corriente principal del gas) que aparecen cuando
Almendros Ibáñez, José Antonio
core   +1 more source

Riparian bird densities along four tributaries of the Río Paraná in north-east Argentina

open access: yesEl Hornero, 1998
This article does not have an abstract.
Phil J. Benstead   +2 more
doaj   +1 more source

Comparative geochemistry of Early Carboniferous marine red beds (MRBs) and their significance for deep time paleoceanographic reconstructions [PDF]

open access: yes, 2023
Marine red beds (MRBs), also known as oceanic red beds (ORBs), are reddish colored sediments deposited within the marine realm that have been stained during deposition and/or early diagenesis because of changes in the ocean water chemistry in response to
Montenari, Michael, Card, Christopher J
core   +1 more source

Effects of El Niño on beds of Ulva lactuca along the northwest coast of the Gulf of California, Mexico [PDF]

open access: yesGeofísica Internacional, 2003
The effect of El Niño 1997-1998 on the biomass and size of beds of the green alga Ulva lactuca L., along the northwest coast of the Gulf of California across the Canal de Ballenas, was evaluated in May 1998 and compared with May 1995, 1996 and 2000.
R. Blanco-Betancourt   +5 more
doaj  

Biosensors Best Paper Award 2015

open access: yesBiosensors, 2015
With the start of 2015, Biosensors is instituting an annual award to recognize outstanding papers related to science and technology of biosensors and biosensing that meet the aims, scope and high standards of this journal.[...]
Jeff D. Newman
doaj   +1 more source

Throughflow velocity crossing the dome of erupting bubbles in 2-D fluidized beds [PDF]

open access: yes, 2007
A new non-intrusive method for measuring the throughflow velocity crossing the dome of erupting bubbles in freely bubbling 2-D fluidized beds is presented.
Almendros-Ibáñez, J. A.   +16 more
core   +1 more source

El bosque petrificado Piedra Chamana

open access: yesRevista Peruana de Biología, 2020
El Bosque Petrificado Piedra Chamana, cerca del pueblo de Sexi en Cajamarca, registra la vegetación de los trópicos de Sudamérica de hace 39 millones de años, la que existió en los inicios de la historia de los bosques tropicales del Nuevo Mundo y antes ...
Deborah Woodcock   +4 more
doaj   +1 more source

Regionalization of tourist space in Montenegro according to the accommodation facilities [PDF]

open access: yesGeographica Pannonica, 2011
For tourism development in a specific geographical area, in addition to attractive and communicative factors, it is essential that there are adequate receptive factors, that is, capacities that ensure the reception, lounge and other services to tourists.
Dašić Nedica
doaj  

Contorted stratification with clay lobes in volcanic ash beds, Raglan-Hamilton region, New Zealand [PDF]

open access: yes, 1970
Contorted stratification in basal volcanic ash beds of the Pleistocene Hamilton Ash Formation incorporates halloysitic clay lobes which project upward into a bed of predominantly allophanic material.
Tonkin, Philip J.
core  

The actions of human atrial natriuretic factor on hepatic arterial and portal vascular beds of the anaesthetized dog [PDF]

open access: yes, 1990
1. The vascular actions of atrial natriuretic factor (ANF) have been assessed with other vasoactive agents on the hepatic arterial and portal vascular beds of the anaesthetized dog. 2.
Dhume, V. G.   +3 more
core   +1 more source

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