Results 41 to 50 of about 8,389,681 (277)

One loop renormalization of the 4-D Quantum Dilaton Gravity in Spherical symmetric background [PDF]

open access: yes, 1996
We study the one loop renormalization in the most general metric-dilaton theory with second derivative only. In constant background dilaton theory, there are two types of gravity background which enable the theory renormalizable at one-loop level.
Mukaigawa, Seiji, Takata, Hiroyuki
core   +2 more sources

3-D Shadows of 4-D Algebraic Hypersurfaces in a 4-D Perspective

open access: yes, 2023
The paper is focused on the four-dimensional visualization of hypersurfaces represented by implicit equations without their parametrization. We describe a general method to find shadow boundaries in an arbitrary dimension and apply it in a three- and four-dimensional space.
Řada, Jakub, Zamboj, Michal
openaire   +2 more sources

Dilaton Black Holes Near the Horizon [PDF]

open access: yes, 1992
Generic $U(1)^2$ 4-d black holes with unbroken $N=1$ supersymmetry are shown to tend to a Robinson-Bertotti type geometry with a linear dilaton and doubling of unbroken supersymmetries near the horizon.
Amanda Peet   +12 more
core   +2 more sources

Dynamics of SARS-CoV-2 RNA Detection in Patients and Employees of the National Research Center for Hematology During the First Two Years of the Novel COVID-19 Pandemic

open access: yesКлиническая онкогематология, 2023
Background. COVID-19 required fundamental changes in healthcare management, also in medical care for oncological and hematological patients. Visits to healthcare organizations were minimized, 75 % of doctor appointments were converted to telemedicine ...
Oksana Gazimagomedovna Starkova   +7 more
doaj   +1 more source

Risk Factors for Rehospitalizations after Allogeneic Hematopoietic Stem Cell Transplantation

open access: yesКлиническая онкогематология, 2020
Aim. To assess the rehospitalization data of patients after allogeneic hematopoietic stem cell transplantation (allo-HSCT), to determine possible risk factors for rehospitalization, and to work out a strategy of post-transplantation follow-up for this ...
Mikhail Yur’evich Drokov   +8 more
doaj   +1 more source

Experience with the Use of B-RAF Inhibitor Vemurafenib in the Treatment of Hairy Cell Leukemia

open access: yesКлиническая онкогематология, 2022
Background. The standard and effective treatment of hairy cell leukemia (HCL) involves purine analogs, interferon-α (IFN-α) administration, and splenectomy.
L. S. Al-Radi   +7 more
doaj   +1 more source

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

Strong Coupling vs. 4-D Locality in Induced Gravity

open access: yes, 2004
We re-examine the problem of strong coupling in a regularized version of DGP (or ``brane-induced'') gravity. We find that the regularization of ref. hep-th/0304148 differs from DGP in that it does not exhibit strong coupling or ghosts up to cubic order ...
A. Lue   +20 more
core   +1 more source

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

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