نتایج جستجو برای: silicon pad

تعداد نتایج: 95424  

2011
Hassan A. Al-Thani Ayman El-Menyar Mohammad Zubaid Wafa A. Rashed Mustafa Ridha Wael Almahmeed Kadhim Sulaiman Ahmed Al-Motarreb Haitham Amin Jassim Al Suwaidi

To describe prevalence and impact of peripheral arterial disease (PAD) in patients with acute coronary syndrome (ACS), data were collected over 5 months from 6 Middle Eastern countries. Patients were divided into 2 groups (with and without PAD). Out of 6705 consecutive ACS patients, PAD was reported in 177 patients. In comparison to non-PAD, PAD patients were older and more likely to have cardi...

Journal: :Perspectives in vascular surgery and endovascular therapy 2006
James O Menzoian

BACKGROUND Data on the natural history of peripheral arterial disease (PAD) are scarce and are focused primarily on clinical symptoms. Using noninvasive tests, we assessed the role of traditional and novel risk factors on PAD progression. We hypothesized that the risk factors for large-vessel PAD (LV-PAD) progression might differ from small-vessel PAD (SV-PAD). METHODS AND RESULTS Between 199...

2006
Victor Aboyans Michael H. Criqui James D. Knoke Paul M Ridker

Background—Data on the natural history of peripheral arterial disease (PAD) are scarce and are focused primarily on clinical symptoms. Using noninvasive tests, we assessed the role of traditional and novel risk factors on PAD progression. We hypothesized that the risk factors for large-vessel PAD (LV-PAD) progression might differ from small-vessel PAD (SV-PAD). Methods and Results—Between 1990 ...

2017
Naveed Afzal Sunghwan Sohn Christopher Scott Hongfang Liu Iftikhar J. Kullo Adelaide M. Arruda-Olson

Peripheral arterial disease (PAD) is a chronic disease that affects millions of people worldwide and yet remains underdiagnosed and undertreated. Early detection is important, because PAD is strongly associated with an increased risk of mortality and morbidity. In this study, we built a PAD surveillance system using natural language processing (NLP) for early detection of PAD from narrative cli...

2007
Alan T. Hirsch Eileen M. Harwood Emile R. Mohler Mark A. Creager Robert W. Hobson Michael H. Criqui

Background—Lower-extremity peripheral arterial disease (PAD) is associated with decreased functional status, diminished quality of life, amputation, myocardial infarction, stroke, and death. Nevertheless, public knowledge of PAD as a morbid and mortal disease has not been previously assessed. Methods and Results—We performed a cross-sectional, population-based telephone survey of a nationally r...

2005
Abu Samah Zuruzi Blaine C Butler Noel C MacDonald Cyrus R Safinya

We report the use of nanostructured TiO2 (NST) as porous cellular adhesion interfaces for microsystems. Integrated NST films and pad arrays with sponge-like morphology were fabricated by aqueous oxidation of Ti films followed by thermal annealing. Cell culture studies indicate significantly (t < 0.02 from the student’s t-test) greater initial attachment of mouse fibroblast cells on porous NST t...

2007
M. Scaringella M. Bruzzi C. Tosi

M. Scaringella*, A. Polyakov, and H. F.-W. Sadrozinski SCIPP, UC Santa Cruz, CA 95064 USA M. Bruzzi, C. Tosi Dipt. Energetica, Univ of Florence . Via S. Marta 3, I-50139 Firenze, Italy M. Boscardin, C. Piemonte, A. Pozza, S. Ronchin, and N. Zorzi ITC-irst, Divisione Microsistemi, Via Sommarive 18, I-38050 Povo (Trento), Italy G.-F. Dalla Betta DIT, Università di Trento, Via Sommarive 14, I-3805...

2005
Jia-Bin Lin Shih-Chieh Lin Hong Hocheng

In this paper, an approach to simulate dishing in chemical mechanical polishing of inlaid copper structures is proposed. The simulation proposed in this study requires preliminary experiments to determine the material removal rate for both copper and silicon dioxide. With established material removal models, the instantaneous material removal rate at each location on the wafer can be estimated,...

2009
Patrick E. Hopkins Leslie M. Phinney

The thermal performance of microelectromechanical systems devices is governed by the structure and composition of the constituent materials as well as the geometrical design. With the continued reduction in the characteristic sizes of these devices, experimental determination of the thermal properties becomes more difficult. In this study, the thermal conductivity of polycrystalline silicon (po...

2010
Mara Bruzzi Riccardo Mori Monica Scaringella David Menichelli

We report on the investigation of the radiation damage induced by neutron irradiation on both nand p-type Magnetic Czochralski silicon pad detectors by the Thermally Stimulated Currents (TSC) technique. Detectors have been irradiated with fast neutrons in the range 10 14 -10 16 n/cm 2 . Priming conditions have been studied in detail in order to investigate the residual electric field due to fro...

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