Results 121 to 130 of about 516,402 (288)

Permeability of granite from a shallow buried mountain pipe gallery tunnel under unloading confining pressure

open access: yesDeep Underground Science and Engineering, EarlyView.
Triaxial compression tests under unloading confining pressure conditions were conducted to systematically analyze the permeability behavior of granite retrieved from the different classification surrounding rocks. Abstract The rock mass within mountain tunnels undergoes complex changes in permeability, strength, and deformation during tunneling ...
Xiaoyan Zhang   +4 more
wiley   +1 more source

Triple Play Time [PDF]

open access: yes
: Digital convergence thrusts telephony, television and the internet into the socalled 'triple play' offerings, creating new forms of rivalry between cable operators and telephone companies.
Hollander, Abraham, Hollander, Claude
core   +1 more source

Digital television camera control system Patent [PDF]

open access: yes, 1966
TV camera output signal control system for digital spacecraft ...
Malling, L. R.
core   +1 more source

Artificial intelligence fully automated analysis of handheld echocardiography in real‐world patients with suspected heart failure

open access: yesEuropean Journal of Heart Failure, EarlyView.
Artificial intelligence (AI) reporting of handheld echocardiography in a real‐life cohort of patients with suspected heart failure (HF). COPD, chronic obstructive pulmonary disease; LVEF, left ventricular ejection fraction; NTproBNP, N‐terminal pro‐B‐type natriuretic peptide.
Ross T. Campbell   +32 more
wiley   +1 more source

EU Policy‐Making in the Digital Age: Major Trends and Insights From Public Policy Research

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Has digitalization changed policy‐making dynamics at the European Union (EU) level? To investigate this issue, this article presents a scoping review of the literature on EU digital policy‐making. While much scholarship adopts a ‘Governance’ approach, two conceptually rich strands emerge: critical approaches, and digital sovereignty.
Chloé Bérut
wiley   +1 more source

Examining the Relationship Between Time Spent on Social Media Platforms and Body Image Concerns

open access: yesEuropean Eating Disorders Review, EarlyView.
ABSTRACT Objective Research has suggested that a relationship may exist between frequent use of social networking sites (SNSs) and body dissatisfaction; however, there is a lack of research around newer SNS platforms with larger visual imprints, such as TikTok and Snapchat.
Kavya Malhotra   +3 more
wiley   +1 more source

Digital CODEC for real-time processing of broadcast quality video signals at 1.8 bits/pixel [PDF]

open access: yes
Advances in very large-scale integration and recent work in the field of bandwidth efficient digital modulation techniques have combined to make digital video processing technically feasible and potentially cost competitive for broadcast quality ...
Shalkhauser, Mary JO   +1 more
core   +1 more source

Barriers to the Growth and Implementation of Biogas Technology: The Kenyan Experience

open access: yesEnergy Science &Engineering, EarlyView.
Economic constraints were identified as the most critical barrier to biogas adoption, while policy‐related challenges were found to be the least. Among the specific barriers, limited awareness of biogas benefits, inadequate distribution infrastructure, and shortage of skilled technicians are top barriers.
Purity M. Mutahi   +2 more
wiley   +1 more source

The real world: The user [PDF]

open access: yes
Satellite communication is by far the most advanced of all commercial applications of space technology. The past, present, and some future possibilities for the field of public communications are considered.
Kitchell, J.
core   +1 more source

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