Results 21 to 30 of about 3,845,917 (311)

Visual Recognition of Females by Male \u3ci\u3eCalopteryx Maculata\u3c/i\u3e (Odonata: Calopterygidae) [PDF]

open access: yes, 2017
In order to determine the function of the white wing stigma in Calopteryx mandata, males and females were marked or left unaltered, pinned onto a stick and presented to free ranging males.
Ballou, Janette
core   +2 more sources

A multicarrier amplifier design linearized trough second harmonics and second-order IM feedback [PDF]

open access: yes, 2001
A novel linearisation technique for reduction in the first and second kind of the third-order intermodulation products was applied in this paper. The second harmonics and second-order intermodulation products are led from the output to the input of a ...
Budimir, D.   +5 more
core   +1 more source

The Magellan Adaptive Secondary VisAO Camera: Diffraction- Limited Broadband Visible Imaging and 20mas Fiber Array IFS

open access: yes, 2010
The Magellan Adaptive Secondary AO system, scheduled for first light in the fall of 2011, will be able to simultaneously perform diffraction limited AO science in both the mid-IR, using the BLINC/MIRAC4 10\{mu}m camera, and in the visible using our novel
Close, Laird M.   +4 more
core   +1 more source

Conflict between background matching and social signalling in a colour-changing freshwater fish [PDF]

open access: yes, 2016
The ability to change coloration allows animals to modify their patterning to suit a specific function. Many freshwater fishes, for example, can appear cryptic by altering the dispersion of melanin pigment in the skin to match the visual background ...
Kelley, Jennifer L.   +2 more
core   +3 more sources

Goering, Nelson. 2023. Prosody in Medieval English and Norse. Oxford: Oxford University Press. Pp. xiii + 375. ISBN 9780197267462.

open access: yesSELIM
Book review of Goering, Nelson. 2023. Prosody in Medieval English and Norse. Oxford: Oxford University Press. Pp. xiii + 375. ISBN 9780197267462.
Mikael Males
doaj   +1 more source

MagAO: Status and on-sky performance of the Magellan adaptive optics system

open access: yes, 2014
MagAO is the new adaptive optics system with visible-light and infrared science cameras, located on the 6.5-m Magellan "Clay" telescope at Las Campanas Observatory, Chile.
Biasi   +24 more
core   +1 more source

Behavior and Activity Patterns of the Black Scavenger Fly, \u3ci\u3eSepsis Punctum\u3c/i\u3e (Diptera: Sepsidae), Near a Permanent Dung Source [PDF]

open access: yes, 2018
The behavior of the black scavenger fly Sepsis punctum (L.) (Diptera: Sepsidae) was studied on satellite resource (dung) patches established near a pig pen.
Leuck, Beth E
core   +2 more sources

Survival Outcomes and Complications Among Canadian Children With Retinoblastoma: A Population‐Based Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Retinoblastoma (RB) is the most common pediatric ocular cancer, yet population‐based data on survival and risk factors remain limited. This study aimed to describe survival in a large national RB cohort and identify predictors of death and complications.
Samuel Sassine   +14 more
wiley   +1 more source

What do teachers attend to in curriculum materials? [PDF]

open access: yes, 2018
In this paper, we describe an emerging methodology using eye tracking to explore teachers’ curricular attending as they interact with curriculum materials to design a lesson in order to learn what teachers pay attention to and how this attention
Dietiker, Leslie   +2 more
core  

Optogenetic activation of accessory olfactory bulb input to the forebrain differentially modulates investigation of opposite versus same-sex urinary chemosignals and stimulates mating in male mice [PDF]

open access: yes, 2017
Surgical or genetic disruption of vomeronasal organ (VNO)-accessory olfactory bulb (AOB) function previously eliminated the ability of male mice to processes pheromones that elicit territorial behavior and aggression.
Baum, Michael J.   +6 more
core   +1 more source

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