Results 71 to 80 of about 11,895,768 (324)

Giant suppression of Auger electron cooling in charged nanocrystals [PDF]

open access: yes, 2007
This letter presents a detailed study of the electron relaxation lifetimes from the excited p-like state into the ground s-like state via Auger cooling in positively and negatively charged CdSe nanocrystals, where the dependence of Auger cooling rates on
Califano, M.
core   +1 more source

Germline TP53 Mutations Causing Diamond–Blackfan Anemia: A French Report

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Diamond–Blackfan anemia is a rare congenital erythroblastopenia typically caused by mutations in ribosomal protein genes. Recently, gain‐of‐function mutations in TP53 have been identified as a novel cause of Diamond–Blackfan anemia. We report two French patients who both harbored a heterozygous TP53 deletion (NM_000546.5: c.1077delA; p ...
Rafael Moisan   +6 more
wiley   +1 more source

Portadores nasales de sthaphylococcus aereus meticilino resistente en contacto con pacientes pediátricos con enfermedad diseminada adquirida en la comunidad. [PDF]

open access: yesMedUNAB, 2007
Background: sthaphylococcus aereus (SA) is an important cause of disese in pediatric population. Methicillin resistant sthaphylococcus aereus (MRSA) infection have spread worldwide coth health care and comunity setting. Asyntimatic colonization with MRSA
Luis Miguel Sosa Ávila   +1 more
doaj  

Metallic State of Low Mobility Silicon at High Carrier density induced by an Ionic Liquid

open access: yes, 2015
High mobility and dilute two-dimensional electron systems exhibit metallic behavior down to the lowest experimental temperatures. In studies of ionic liquid gated insulating silicon, we have observed transitions to a metallic state in low mobility ...
Goldman, A. M., Nelson, JJ
core   +1 more source

Fabrication of minority-carrier-limited n-Si/insulator/metal diodes [PDF]

open access: yes, 1990
A photoelectrochemical anodization technique has been used to fabricate n-Si/insulator/metal (MIS) diodes with improved electrical properties. MIS structures fabricated with Au have provided the first experimental observation of a solid-state n-Si ...
Gilmore, Delwyn L.   +5 more
core   +1 more source

Inhomogeneous multi-carrier superconductivity at LaXO3/SrTiO3 (X=Al or Ti) oxide interfaces

open access: yes, 2015
Several experiments reveal the inhomogeneous character of the superconducting state that occurs when the carrier density of the two-dimensional electron gas formed at the LaXO3/SrTiO3 (X=Al or Ti) interface is tuned above a threshold value by means of ...
Bergeal, N.   +7 more
core   +1 more source

Health‐Related Quality of Life and Symptom Severity Among Patients With PIK3CA‐Related Overgrowth Spectrum: A Mixed‐Methods Study to Understand Real‐World Experience With Alpelisib Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background PIK3CA‐related overgrowth spectrum (PROS) includes several rare overgrowth disorders resulting from somatic gain‐of‐function mutations in PIK3CA. Despite treatment advances, including the recent approval of alpelisib for PROS in the United States, literature detailing the patient experience with PROS is limited.
Vamsi Bollu   +8 more
wiley   +1 more source

Charge carrier correlation in the electron-doped t-J model [PDF]

open access: yes, 2006
We study the t-t'-t''-J model with parameters chosen to model an electron-doped high temperature superconductor. The model with one, two and four charge carriers is solved on a 32-site lattice using exact diagonalization.
P. Fulde, P. W. Leung, W. Stephan
core   +1 more source

Plasmonic hot carrier dynamics in solid-state and chemical systems for energy conversion

open access: yes, 2016
Surface plasmons provide a pathway to efficiently absorb and confine light in metallic nanostructures, thereby bridging photonics to the nano scale. The decay of surface plasmons generates energetic ‘hot’ carriers, which can drive chemical reactions or ...
P. Narang, R. Sundararaman, H. Atwater
semanticscholar   +1 more source

‘They Need to Hear You Say It’: Healthcare Professionals’ Perspectives on Barriers and Enablers to End‐of‐Life Discussions With Adolescents and Young Adults With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT End‐of‐life conversations with adolescents and young adults (AYAs) with cancer rarely occur without the guidance of healthcare professionals. As a part of the ‘Difficult Discussions’ study, focused on palliative care and advance care planning discussions with AYAs with cancer, we investigated the factors that healthcare professionals identify ...
Justine Lee   +9 more
wiley   +1 more source

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