Results 71 to 80 of about 9,487,850 (308)

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

Cleanliness efficacy and effect on dentin microhardness of a novel plant extract irrigant

open access: yesBulletin of the National Research Centre, 2020
Objective This study was done to evaluate the effect of the prepared Moringa oleifera-based root canal irrigant compared to conventionally used irrigants on the microhardness of root dentin and smear layer removal.
Maram E. Khallaf   +4 more
doaj   +1 more source

The effect of pills on cervical and endometrial smears

open access: yesThe Journal of the Japanese Society of Clinical Cytology, 1975
Vaginal and endometrial cytologic examinations were done in Women who were on one of two kinds of oralcontraceptives.1) No malignant changes were found by these cytologic examinations.2) Endocrinologically, the vaginal smears resembled those of early pregnant women, and the endometrial smears resembled those of the early secetory phase of normal ...
ABURAO, Shunichi, MATSUDAIRA, Yoshiya
openaire   +2 more sources

Inflammation Unchecked: Concurrent Kawasaki Disease and Stevens‐Johnson Syndrome in an 18‐Month‐Old Child

open access: yes
Arthritis Care &Research, EarlyView.
Catherine Deffendall   +6 more
wiley   +1 more source

Above Room Temperature Ferroelectricity in Epitaxially Strained KTaO3

open access: yesAdvanced Materials, EarlyView.
Through precise epitaxial engineering, the cubic and paraelectric KTaO3${\rm KTaO}_3$ is transformed into a robust ferroelectric. By leveraging lattice‐mismatched substrates to apply controlled epitaxial strain, a stable ferroelectric ground‐state is achieved with a transition temperature as high as 475 K, establishing KTaO3${\rm KTaO}_3$ as a highly ...
Tobias Schwaigert   +11 more
wiley   +1 more source

Ultrastructural investigation of root canal dentine surface after application of active ultrasonic method [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2008
INTRODUCTION The basic work principle of all ultrasonic techniques is the piezoelectric effect of producing high frequency ultrasounds of small length, which are transmitted over the endodontic extensions or canal instruments into the root canal. When in
Mitić Aleksandar   +5 more
doaj   +1 more source

Effect of spectral smearing on the perceptual segregation of vowel sequences [PDF]

open access: yesHearing Research, 2007
Although segregation of both simultaneous and sequential speech items may be involved in the reception of speech in noisy environments, research on the latter is relatively sparse. Further, previous studies examining the ability of hearing-impaired listeners to form distinct auditory streams have produced mixed results.
Gaudrain, Etienne   +3 more
openaire   +4 more sources

Adsorption‐Engineered Hydrocarbon Ionomers for Durable Proton‐Exchange Membrane Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Hydrocarbon ionomers suffer from oxidation‐driven interfacial degradation in PEM fuel cell cathodes, leading to catalyst instability. Here, adsorption‐engineered poly(fluorene) ionomers decouple interfacial anchoring from oxidative degradation, enabling strong catalyst–ionomer interactions while resisting electrochemical oxidation.
Heemin Park   +14 more
wiley   +1 more source

Effect of the smear layer on salivary bacterial leakage in endodontically treated teeth

open access: yesمجله دانشکده دندانپزشکی اصفهان, 2012
Introduction: The success of endodontic treatment depends on the method and quality of cleaning, disinfection and three-dimensional sealing of the root canal.
Abasali Khademi, ,   +2 more
doaj  

Effects of phytochemical extracts on smear layer removal in root canal treatment

open access: yesRevista Cubana de Estomatología, 2021
Introduction: Studies suggested that phytochemical products are considered potential solutions to smear layer removal due to their biological safety in cleaning root canal systems, lower toxicity, lower irritant effect and antimicrobial effect ...
Rejane Otoni   +5 more
doaj  

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