Results 91 to 100 of about 492,369 (276)

[Review of] David Delaney. Race, Place, & the Law [PDF]

open access: yes, 1998
David Delaney\u27s work is informative and contributes to an understanding of race relations and the legal system. The central finding is that race relations exist in different spatial contexts at the same time.
Hood, David L.
core   +1 more source

Ethical and Frugal Approaches to Animal Experimentation in Bioelectronics and Neural Engineering—An Invertebrate Renaissance?

open access: yesAdvanced Electronic Materials, EarlyView.
Invertebrates are the classic neuroscience models and should make a comeback. Invertebrate organisms can be a more ethical and cost‐effective way to move bioelectronics research forward more rapidly. ABSTRACT The accelerating development of bioelectronic neural interfaces has brought increased attention to ethical considerations surrounding in vivo ...
Eric Daniel Głowacki
wiley   +1 more source

Drivers of demographic decline across the annual cycle of a threatened migratory bird

open access: yesScientific Reports, 2018
Migratory species are rapidly declining but we rarely know which periods of the annual cycle are limiting for most species. This knowledge is needed to effectively allocate conservation resources to the periods of the annual cycle that best promote ...
Scott Wilson   +5 more
doaj   +1 more source

Fem Analysis of Proppant Sticking in Rock Cracks

open access: yesArchives of Civil Engineering, 2018
The problem of effective gas extraction from Polish shale rocks is an interesting research subject for scientists. A properly selected proppant, which protects cracks from closing during the fracturing process, inestimably contributes to an increase of ...
Kwietniewski M.   +2 more
doaj   +1 more source

Fractionalization and confinement in the U(1) and $Z_2$ gauge theories of strongly correlated systems

open access: yes, 2000
Recently, we have elucidated the physics of electron fractionalization in strongly interacting electron systems using a $Z_2$ gauge theory formulation. Here we discuss the connection with the earlier U(1) gauge theory approaches based on the slave boson ...
Anderson P W   +9 more
core   +1 more source

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

open access: yesAdvanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

Supersymmetric Mean-Field Theory of t-J Model

open access: yes, 1999
The supersymmetric formulation of t-J model is studied in this paper at the mean-field level where $\delta$-T phase diagram is computed. We find that slave-fermion-like spiral phase is stable at low doping concentration, and the slave-boson-like d-wave ...
Chi-Ho Cheng   +3 more
core   +2 more sources

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Adverse Selection in the Market for Slaves in Mauritius, 1825-1835 [PDF]

open access: yes
Evidence on adverse selection in slave markets remains inconclusive. We study this question through notarial acts on public slave auctions in Mauritius between 1825 and 1835, involving 4,286 slaves. In addition to slave characteristics, the acts document
Désiré Vencatachellum   +2 more
core  

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