Results 51 to 60 of about 23,223 (190)

Usefulness of Gamma‐Glutamyl Transferase and Sequential Carbohydrate‐Deficient Transferrin for Unhealthy Alcohol Use Screening in Indigenous Communities

open access: yesThe Kaohsiung Journal of Medical Sciences, EarlyView.
ABSTRACT Unhealthy alcohol use (UAU) screening facilitates identification of patients with alcohol use problems for intervention. This study evaluates the usefulness of gamma‐glutamyl transferase (GGT) and sequential percentage of carbohydrate‐deficient transferrin (%CDT) in community screening for UAU.
Jing‐Houng Wang   +6 more
wiley   +1 more source

Do high-frequency financial data help forecast oil prices? The MIDAS touch at work : [version november 20, 2013] [PDF]

open access: yes, 2013
The substantial variation in the real price of oil since 2003 has renewed interest in the question of how to forecast monthly and quarterly oil prices.
Baumeister, Christiane   +2 more
core  

MC BTS: Simultaneously Resolving Magnetization Transfer Effect and Relaxation for Multiple Components

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose To propose a signal acquisition and modeling framework for multi‐component tissue quantification that encompasses transmit field inhomogeneity, multi‐component relaxation and magnetization transfer (MT) effects. Theory and Methods By applying off‐resonance irradiation between excitation and acquisition within an RF‐spoiled gradient ...
Albert Jang   +4 more
wiley   +1 more source

Failure Mechanisms of Short Fiber Reinforced Composite Materials Subjected to Dynamic Loading

open access: yesPolymer Composites, EarlyView.
Failure Mechanisms of Short Fiber Reinforced Composite Materials Subjected to Dynamic Loading. ABSTRACT The mechanical behavior of short carbon fiber reinforced polylactic acid (SCF/PLA) composites fabricated by fused deposition modeling (FDM) is crucial for engineering applications, yet their strain‐rate dependence is not fully understood.
Hui Liu   +6 more
wiley   +1 more source

Implementing potential climate‐smart practices through diverse partnerships

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Climate change is one of the greatest threats to society, negatively impacting agriculture and crop yields. Globally, agriculture is also one of the largest greenhouse gas (GHG) emitting sectors. Climate‐smart practices that are developed through diverse partnerships with scientists and practitioners are needed to decrease GHG emissions. We implemented
Kristina J. Bartowitz   +6 more
wiley   +1 more source

A feasibility study on different NDT techniques used for testing bond quality in cold roll bonded Al-Sn alloy/steel bimetal strips

open access: yesManufacturing Review, 2017
This paper presents non-destructive testing (NDT) results for the detection of bond defects in aluminium-tin (Al-Sn) alloy/steel bimetal strips. Among all types of bimetal strip that are used in the automotive industry for plain journal engine bearings ...
Tallafuss Philipp Johannes   +2 more
doaj   +1 more source

The commodity-consumer price connection: fact or fable? [PDF]

open access: yes
The recent surge in commodity prices has rekindled interest in their power to predict consumer price inflation. But is this interest warranted? In examining the empirical relationship between commodity prices and consumer price inflation, this article ...
Ethan S. Harris, S. Brock Blomberg
core   +1 more source

Raising awareness of the accessibility challenges in mathematics MOOCs [PDF]

open access: yes, 2017
MOOCs provide learning environments that make it easier for learners to study from anywhere, at their own pace and with open access to content. This has revolutionised the field of eLearning, but accessibility continues to be a problem, even more so if ...
Amado-Salvatierra H. R.   +12 more
core   +1 more source

High‐Precision Measurement of Time Delay with Frequency‐Resolved Hong‐Ou‐Mandel Interference of Weak Coherent States

open access: yesAdvanced Quantum Technologies, EarlyView.
High‐precision time‐delay measurements are demonstrated using frequency‐resolved Hong‐Ou Mandel (HOM) interference with weak coherent states. The method, by exploiting the quantum eraser phenomenon, achieves low uncertainty even for delays exceeding the photon coherence time, where traditional HOM interferometry fails, thus confirming theoretical ...
Francesco Di Lena   +9 more
wiley   +1 more source

Joint Covariance Estimation with Mutual Linear Structure

open access: yes, 2015
We consider the problem of joint estimation of structured covariance matrices. Assuming the structure is unknown, estimation is achieved using heterogeneous training sets.
Soloveychik, Ilya, Wiesel, Ami
core   +1 more source

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