Results 71 to 80 of about 4,086,555 (315)

On a characterization of trees [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
We prove that a continuum X X is a tree if and only if for each pair
Witold D. Bula, E. D. Tymchatyn
openaire   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine   +17 more
wiley   +1 more source

Fast, Nondestructive, and Broadband Dielectric Characterization for Polymer Sheets

open access: yes, 2020
We propose a compact nearfield scheme for fast and broadband dielectric characterization in the microwave region. An open-type circular probe operated in the high-purity TE01 mode was developed, showing a strongly confined fringing field at the open end.
Tsun-Hsu Chang   +2 more
core   +1 more source

Production, characterization, and antigen specificity of recombinant 62-71-3, a candidate monoclonal antibody for rabies prophylaxis in humans [PDF]

open access: yes, 2013
Rabies kills many people throughout the developing world every year. The murine monoclonal antibody (mAb) 62-71-3 was recently identified for its potential application in rabies postexposure prophylaxis (PEP).
Both, L   +26 more
core   +1 more source

Surface plasmons interference nanogratings: wafer-scale laser direct structuring in seconds

open access: yesLight: Science & Applications, 2022
It is always a great challenge to bridge the nano- and macro-worlds in nanoscience, for instance, manufacturing uniform nanogratings on a whole wafer in seconds instead of hours even days.
Jiao Geng, Wei Yan, Liping Shi, Min Qiu
doaj   +1 more source

Impact of Radiation Therapy on Physical and Psychosocial Health of Adolescents and Young Adults: A Joint Report From the Children's Oncology Group AYA and Radiation Oncology Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Rates of cancer among adolescents and young adults (AYA), age 15–39 years, are increasing. Consequently, radiation oncologists are treating more AYAs who have diagnoses spanning both pediatric and adult practices. Compared to pediatric and older adult patients, AYAs face a unique set of challenges.
Hesham Elhalawani   +7 more
wiley   +1 more source

Characterization of Nanoreinforcement Dispersion in Inorganic Nanocomposites: A Review

open access: yes, 2014
Metal and ceramic matrix composites have been developed to enhance the stiffness and strength of metals and alloys, and improve the toughness of monolithic ceramics, respectively.
Muhammad Siddiqui   +5 more
core   +1 more source

Non-resonant phase sensitive approach for time resolved microwave conductivity in photoactive thin films

open access: yesMaterials Today Advances
Time-resolved microwave conductivity (TRMC) is a contactless technique utilized for the investigation of carrier density, transport properties, trapping phenomena, and recombination parameters in charge transport materials.
Jasleen K. Bindra   +6 more
doaj   +1 more source

A Characterization Of Cointegration

open access: yes, 1993
In this paper we provide a succinct characterization of cointegration and a criterion that leads to a novel, and very simple test for cointegration. We also provide a restatement and proof of the characterizations given in Engle and Granger (1987) (EG), correcting a number of minor errors and misstatements.
openaire   +4 more sources

Social Functioning Within the First Years After Pediatric Brain Tumor Diagnosis and the Relationship With Family Psychosocial Risk

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survivors of pediatric brain tumors (PBTs) can experience long‐term social difficulties, impacting quality of life. Beyond medical and environmental factors, family psychosocial risk may play a role in social outcomes by shaping the caregiving environment and may provide intervention options.
Renske H. Houben   +4 more
wiley   +1 more source

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