Results 31 to 40 of about 26,870 (211)

Realized density estimation using intraday prices

open access: yesCroatian Review of Economic, Business and Social Statistics, 2020
Availability of high-frequency data, in line with IT developments, enables the use of Availability of high-frequency data, in line with IT developments, enables the use of more information to estimate not only the variance (volatility), but also higher ...
Arnerić Josip
doaj   +1 more source

How to fly to safety without overpaying for the ticket

open access: yesEconomics and Business Review, 2023
For most active investors treasury bonds (govs) provide diversification and thus reduce the risk of a portfolio. These features of govs become particularly desirable in times of elevated risk which materialize in the form of the flight-to-safety (FTS ...
Kaczmarek Tomasz, Grobelny Przemysław
doaj   +1 more source

Natural product diversity of actinobacteria in the Atacama Desert [PDF]

open access: yes, 2018
Natural Product diversityPeer reviewedPublisher ...
Ebel, Rainer   +2 more
core   +3 more sources

Assessing the Impact of Outbreaks on Malaysian Listed Property Companies in Mixed-Asset Portfolios

open access: yesReal Estate Management and Valuation, 2021
This paper assesses the impact of outbreaks from the perspective of volatility of Malaysian Listed Property Companies in mixed-asset portfolios, concentrating on periods of time between outbreaks.
Razali Muhammad Najib   +2 more
doaj   +1 more source

Dihydrogen and Acetylene Activation by a Gold(I)/Platinum(0) Transition Metal Only Frustrated Lewis Pair [PDF]

open access: yes, 2017
The first example of a Frustrated Lewis Pair (FLP) solely constructed around transition metal centers is described in this work. We have focused on the established capacity of Au(I) and Pt(0) complexes to act as Lewis acidic and basic frag-ments ...
Campos, Jesús
core   +4 more sources

Bis(silylene)‐Mediated N═N Bond Scission of Diazo Compounds

open access: yesAngewandte Chemie, Volume 138, Issue 18, 27 April 2026.
The carborane‐based bis(silylene) enables unprecedented N═N bond scission in diazodiarylmethanes. While xanthene‐ and aniline‐based scaffolds promote end‐on addition with partial N═N activation, the carborane‐based variant uniquely achieves complete N═N bond scission of Ar2C═N═N compounds, resulting in isolable disilicon nitride imino species.
Yun Xiong, Shenglai Yao, Matthias Driess
wiley   +2 more sources

Formation of rings in galactic discs by infalling small companions [PDF]

open access: yes, 1996
We use N-body simulations to study the formation of rings in a disc galaxy by the impact of a small spherical companion. Both barred and nonbarred target discs are considered.
A. Bosma   +4 more
core   +3 more sources

The Time-Varying Nature of Reits

open access: yesReal Estate Management and Valuation, 2018
This paper investigates changes in the nature of REITs by estimating the time-varying long-run relationship among securitized real estate, direct real estate, and stock performance. The informational environment of U.S.
Zhu Bing
doaj   +1 more source

Viral etiology of age-dependent polioencephalomyelitis in C58 mice [PDF]

open access: yesInfection and Immunity, 1979
The etiology of immune polioencephalomyelitis (IPE) and the mechanisms of resistance to IPE induction were investigated in C58 mice. IPE was found to be induced by a lipid-solvent-sensitive, filterable replicating agent present in line Ib leukemic cell suspensions.
Martinez, D   +3 more
openaire   +2 more sources

Numerical simulation of the thermal fragmentation process in fullerene C60

open access: yes, 2006
The processes of defect formation and annealing in fullerene C60 at T=(4000-6000)K are studied by the molecular dynamics technique with a tight-binding potential.
A. D. Boese   +29 more
core   +2 more sources

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