Results 71 to 80 of about 3,562 (184)

An atomic Hong-Ou-Mandel experiment

open access: yes, 2015
The celebrated Hong, Ou and Mandel (HOM) effect is one of the simplest illustrations of two-particle interference, and is unique to the quantum realm.
Aspect, Alain   +5 more
core   +4 more sources

Comparative analysis of two TREC/KREC quantification methods for newborn screening of primary immunodeficiency with T- and B-lymphopenia used in Ukraine

open access: yesБіологічні студії
Background. Primary immunodeficiency (PID) compromise the immune system, leaving newborns highly vulnerable to infections. Severe combined immunodeficiency (SCID) is the most severe form, characterized by the absence or dysfunction of T and B cells ...
Volodymyr Kravets   +5 more
doaj   +1 more source

Preparation of Railway Infrastructure for the Operation of Tilting Trains

open access: yesPromet (Zagreb), 2006
The tilting technology appeared as an idea more than 50years ago. The idea started to be applied in the design of transportmeans in a more significant manner during the 80s of thelast century, and has experienced major development duringthe last decade ...
Antun Stipetić, Miroslav Kreč
doaj   +1 more source

Large-angle Polarization of the Cosmic Microwave Background Radiation and Reionization

open access: yes, 1995
We discuss the effect of matter reionization on the large-angular-scale anisotropy and polarization of the cosmic microwave background radiation (CMBR) in the standard CDM model.
figures, 10   +5 more
core   +1 more source

Feasibility Study and Optimal Placement of Solar Power Plants Using Binary Genetic Algorithm

open access: yesEnergy Science &Engineering, Volume 14, Issue 3, Page 1544-1566, March 2026.
This study introduces an integrated optimization framework using a binary genetic algorithm (BGA) for optimal siting and sizing of two solar plants (865 and 739 kWp) in Karaj, Iran. The BGA outperformed conventional methods, achieving a 24.3% reduction in power losses and enhanced voltage stability.
Mehrab Shahbazi, Reza Eslami
wiley   +1 more source

Correction to: KReC-MD: Knowledge Revision with Multiple Documents [PDF]

open access: yesEducational Psychology Review, 2021
Reese Butterfuss, Panayiota Kendeou
openaire   +1 more source

Communication dynamics in finite capacity social networks

open access: yes, 2012
In communication networks structure and dynamics are tightly coupled. The structure controls the flow of information and is itself shaped by the dynamical process of information exchanged between nodes.
Haerter, Jan O.   +2 more
core   +1 more source

Harnessing Photo‐Energy Conversion in Nanomaterials for Precision Theranostics

open access: yesAdvanced Materials, Volume 37, Issue 48, December 3, 2025.
Harnessing photo‐energy conversion in nanomaterials enables precision theranostics through light‐driven mechanisms such as photoluminescence, photothermal, photoelectric, photoacoustic, photo‐triggered surface‐enhanced Raman scattering (SERS), and photodynamic processes. This review explores six fundamental principles of photo‐energy conversion, recent
Jingyu Shi   +4 more
wiley   +1 more source

Evaluation of TREC/KREC levels in HIV-infected individuals

open access: yesHIV Infection and Immunosuppressive Disorders
The aim of this study was to evaluate TREC and KREC levels in HIV-infected individuals.Materials and methods. The study material was whole blood samples obtained from HIV-infected individuals with less than one year of infection (n=50) and long-term patients with high viral load and virological failure of ART (n=50).
Yu. V. Ostankova   +3 more
openaire   +1 more source

Increased incidence of abnormal TREC/ KREC levels is revealed in virtually healthy individuals over the post-pandemic period

open access: yesМедицинская иммунология
The COVID-19 pandemic has posed an unprecedented challenge to global public health. Poor clinical outcomes in COVID-19 were associated with a pathogenic triad of interrelated mechanisms: immune dysregulation, coagulopathy, and secondary immunodeficiency,
A. Yu. Olkhovskaya   +11 more
doaj   +1 more source

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