Results 101 to 110 of about 194,299 (398)

A New Memory Effect in Bulk Crystals of 1T‐TaS2

open access: yesAdvanced Functional Materials, EarlyView.
A new memory effect is discovered in 1T‐TaS₂, appearing as a temperature shift in the metal to insulator transition, coinciding with the recently reported ramp reversal memory. These findings imply that ramp reversal memory is an emergent phenomenon, likely to appear in many different systems that share a few basic properties, which are discussed in ...
Avital Fried   +4 more
wiley   +1 more source

Investigation of parental care in avocets from the perspectives of behavioural ecology and conservation biology [PDF]

open access: yes, 2002
This research encompasses both basic (behavioural ecology) and applied (conservation biology) aspects of the biology of Avocets (Recurvirostra avosetta L.).
Lengyel, Szabolcs
core  

Supplementary feeding increases nestling feather corticosterone early in the breeding season in house sparrows [PDF]

open access: yes, 2017
Several studies on birds have proposed that a lack of invertebrate prey in urbanized areas could be the main cause for generally lower levels of breeding success compared to rural habitats.
De Neve, Liesbeth   +6 more
core   +1 more source

Micropatterned Biphasic Printed Electrodes for High‐Fidelity on‐Skin Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Micropatterned biphasic printed electrodes achieve unprecedented skin conformity and low impedance by combining liquid‐metal droplets with microstructured 3D lattices. This scalable approach enables high‐fidelity detection of ECG, EMG, and EEG signals, including alpha rhythms from the forehead, with long‐term comfort and stability.
Manuel Reis Carneiro   +4 more
wiley   +1 more source

Born to be bee, fed to be worker? The caste system of a primitively eusocial insect

open access: yesFrontiers in Zoology, 2012
Introduction Primitively eusocial halictid bees are excellent systems to study the origin of eusociality, because all individuals have retained the ancestral ability to breed independently.
Brand Nayuta, Chapuisat Michel
doaj   +1 more source

Brood attendance and brood care in the Marbled Teal,Marmaronetta angustirostris

open access: yesJournal für Ornithologie, 1997
Brood attendance by adults in the globally threatened Marbled Teal Marmaronetta angustirostris was studied in the field in Spain and Turkey. In seven broods, only one adult (thought to be the female) was seen attending. Two adults were in attendance for 10 broods, amongst which all age classes were represented.
openaire   +3 more sources

E-β-Ocimene, a Volatile Brood Pheromone Involved in Social Regulation in the Honey Bee Colony (Apis mellifera)

open access: yesPLoS ONE, 2010
Background In honey bee colony, the brood is able to manipulate and chemically control the workers in order to sustain their own development. A brood ester pheromone produced primarily by old larvae (4 and 5 days old larvae) was first identified as ...
A. Maisonnasse   +4 more
semanticscholar   +1 more source

The Influence of Annealing on the Sb Layer in the Synthesis of [001]‐Oriented Sb2Se3 Film for Photoelectrochemical Hydrogen Gas Generation

open access: yesAdvanced Functional Materials, EarlyView.
[001]‐oriented Sb2Se3 film with improved crystallinity and adjusted composition is achieved via a new thermal treatment approach consisting of preliminary annealing of the Sb layer before its selenization. The findings of this work demonstrate enhanced charge carriers' transportation, a stable performance, and an improvement of H2 generation from ...
Magno B. Costa   +7 more
wiley   +1 more source

Evaluation of methods used to improve grasslands as ring‐necked pheasant brood habitat

open access: yesWildlife Society Bulletin
Ring‐necked pheasant (Phasianus colchicus) demographic response is sensitive to chick survival and nest success. The establishment and management of grasslands within agricultural landscapes, often through cropland conversion programs (e.g., Conservation
Mandy R. Orth   +3 more
doaj   +1 more source

ADDLED BROOD OF BEES

open access: yesAnnals of Applied Biology, 1937
SUMMARYAddled brood is produced by defective queen bees and is not of a contagious nature as are the other common brood diseases.
openaire   +2 more sources

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