Results 111 to 120 of about 83,396 (270)

Canonical treatment of two dimensional gravity as an anomalous gauge theory

open access: yes, 1993
The extended phase space method of Batalin, Fradkin and Vilkovisky is applied to formulate two dimensional gravity in a general class of gauges. A BRST formulation of the light-cone gauge is presented to reveal the relationship between the BRST symmetry ...
Fujiwara, T.   +4 more
core   +1 more source

Early Literacy Skills in Digital Games

open access: yesEuropean Journal of Education, Volume 60, Issue 3, September 2025.
ABSTRACT Early literacy skills, the basis of literacy skills, can be introduced to children through various stimuli and are supported by digital games with the increasing use of technology. This study aims to investigate the games children can download from the Play Store, which has high accessibility and allows them to play offline many times ...
Nergiz Teke, Tuğba Baş
wiley   +1 more source

Financing Constraints and the Family Farm: How do Families React? [PDF]

open access: yes
This paper explores the idea that off-farm income is used for investment in farm assets. Using Alabama farm data for the 1997-2004 period, we find that farm investment is more sensitive to off-farm than to on-farm income, and that this sensitivity is ...
Hartarska, Valentina M., Mai, Chi
core   +1 more source

Gauduchon metrics with prescribed volume form

open access: yes, 2017
We prove that on any compact complex manifold one can find Gauduchon metrics with prescribed volume form. This is equivalent to prescribing the Chern-Ricci curvature of the metrics, and thus solves a conjecture of Gauduchon from 1984.Comment: 29 pages ...
Székelyhidi, Gábor   +2 more
core   +1 more source

Cyclical Change of Partnership Practices in Hybrid Settings

open access: yesJournal of Management Studies, Volume 62, Issue 6, Page 2241-2273, September 2025.
Abstract Practice‐driven institutionalism (PDI) is a conceptual lens that explains how practices connect macro‐level phenomena with micro‐level behaviours. Effective practices matter in hybrid organisational settings, such as cross‐sector partnerships, where actors from diverse institutional backgrounds collaborate.
Christiana Weber   +5 more
wiley   +1 more source

Massless BPS-Saturated States on the Two-Torus Moduli Sub-Space of Heterotic String

open access: yes, 1996
Within a four-dimensional, toroidally compactified heterotic string, we identify (quantized) charge vectors of electrically charged BPS-saturated states (along with the tower of SL(2,Z) related dyonic states), which preserve 1/2 of N=4 supersymmetry and ...
Behrndt   +25 more
core   +1 more source

An Improved Chemical Extraction Procedure for the Sr Isotope Analysis of Liquid Agrifood Samples Applied to Authenticating the Origin of Maple Syrups in Quebec (Canada)

open access: yesRapid Communications in Mass Spectrometry, Volume 39, Issue 16, 30 August 2025.
ABSTRACT Rationale We describe a new simplified sample preparation technique, based on dual chromatography for the analysis of 87Sr/86Sr in liquid agri‐food samples. We applied this approach for authenticating the origin of maple syrup products in Quebec, characterizing the 87Sr/86Sr of soil profiles from geologically distinct maple groves, including ...
B. Saar de Almeida   +4 more
wiley   +1 more source

Investment Risk in the Context of Price Changes on the Real Estate and Stock Markets

open access: yesReal Estate Management and Valuation, 2016
The residential real estate market is thought to show a tendency for wide fluctuations in prices, as a result of which price bubbles appear. This element of risk has a direct bearing on investors interested in speculation and those seeking to meet their ...
Wolski Rafał
doaj   +1 more source

Hydrodynamics in 1+1 dimensions with gravitational anomalies

open access: yes, 2012
The constraints imposed on hydrodynamics by the structure of gauge and gravitational anomalies are studied in two dimensions. By explicit integration of the consistent gravitational anomaly, we derive the equilibrium partition function at second ...
DE Kharzeev   +10 more
core   +1 more source

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