Search Results - "Pham, Huy Tuan"
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1
On random irregular subgraphs
Published in Random structures & algorithms (01-07-2024)“…Let G$$ G $$ be a d$$ d $$‐regular graph on n$$ n $$ vertices. Frieze, Gould, Karoński, and Pfender began the study of the following random spanning subgraph…”
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2
Optimization design of a compliant linear guide for high-precision feed drive mechanisms
Published in Mechanism and machine theory (01-11-2021)“…•Thorough optimization method for precision-positioning compliant mechanisms.•Multi-objective optimization using NSGA-II with Pareto-optimal front.•Global…”
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3
Electromagnetic energy harvesting from vibrations induced by Kármán vortex street
Published in Mechatronics (Oxford) (01-09-2012)“…► A device for harnessing energy from Kármán vortex street is developed. ► The energy harvester can generate a voltage of nearly 20mVpp. ► The excitation…”
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Thirty years of vaccination in Vietnam: Impact and cost-effectiveness of the national Expanded Programme on Immunization
Published in Vaccine (07-05-2015)“…Highlights • Vietnam's EPI has caused sharp decreases in vaccine-preventable disease incidence. • EPI may have saved over 370,000 lives. • EPI represents good…”
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A constant-force bistable micromechanism
Published in Sensors and actuators. A. Physical. (15-01-2013)“…A constant-force bistable micromechanism (CFBM) allowing force regulation and overload protection is developed. When an unknown force is suddenly applied to a…”
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6
Analysis and optimization of a micro-displacement sensor for compliant microgripper
Published in Microsystem technologies : sensors, actuators, systems integration (01-12-2017)“…This paper proposes an analysis and optimization of new micro-displacement sensor for a compliant microgripper. This gripper is embedded with strain gauges at…”
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Reliability-Based Multi-Objective Optimization Design of a Compliant Feed Drive Mechanism for Micromachining
Published in Applied sciences (01-04-2023)“…In precision engineering, the use of compliant mechanisms (CMs) in positioning devices has recently bloomed. However, during the course of their development,…”
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A miniature pneumatic energy generator using Kármán vortex street
Published in Journal of wind engineering and industrial aerodynamics (01-05-2013)“…A proof-of-concept of a miniature pneumatic energy generator for harnessing energy from Kármán vortex street behind bluff bodies is presented. It converts flow…”
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A tristable compliant micromechanism with two serially connected bistable mechanisms
Published in Mechanism and machine theory (01-01-2014)“…A tristable micromechanism with a bistable mechanism embedded in a surrounding bistable mechanism is developed. Three stable equilibrium positions are within…”
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10
Set-Coloring Ramsey Numbers and Error-Correcting Codes Near the Zero-Rate Threshold
Published in IEEE transactions on information theory (01-06-2024)“…For positive integers <inline-formula> <tex-math notation="LaTeX">n,r,s </tex-math></inline-formula> with <inline-formula> <tex-math notation="LaTeX">r > s…”
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11
Dynamical switching of an electromagnetically driven compliant bistable mechanism
Published in Sensors and actuators. A. Physical. (15-01-2009)“…Dynamical switching behaviors of a compliant bistable mechanism driven by electromagnetic force are investigated. The bistability of the mechanism originates…”
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12
Depressive Symptoms among Industrial Workers in Vietnam and Correlated Factors: A Multi-Site Survey
Published in International journal of environmental research and public health (11-05-2019)“…Depressive disorders have been found to be a significant health issue among industrial workers, resulting from work-related factors and causing serious burdens…”
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13
Cost savings through implementation of an integrated home-based record: a case study in Vietnam
Published in Public health (London) (01-03-2018)“…In Vietnam, there are three major home-based records (HBRs) for maternal and child health (MCH) that have been already nationally scaled up, i.e., Maternal and…”
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14
Health-Related Quality of Life Profiles among Patients with Different Road Traffic Injuries in an Urban Setting of Vietnam
Published in International journal of environmental research and public health (24-04-2019)“…Road traffic injuries (RTIs) cause a substantial disease burden in Vietnam. Evaluating health-related quality of life (HRQOL) among patients having a diversity…”
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15
A Proof of the Kahn-Kalai Conjecture
Published in 2022 IEEE 63rd Annual Symposium on Foundations of Computer Science (FOCS) (01-10-2022)“…Proving the "expectation-threshold" conjecture of Kahn and Kalai, we show that for any increasing property \mathcal{F} on a finite set…”
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Conference Proceeding -
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Universality for Low-Degree Factors of Random Polynomials over Finite Fields
Published in International mathematics research notices (14-08-2023)“…Abstract We show that the counts of low-degree irreducible factors of a random polynomial $f$ over $\mathbb {F}_q$ with independent but nonuniform coefficients…”
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The upper logarithmic density of monochromatic subset sums
Published in Mathematika (01-10-2022)“…We show that in any two‐coloring of the positive integers there is a color for which the set of positive integers that can be represented as a sum of distinct…”
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A constant-force bistable mechanism for force regulation and overload protection
Published in Mechanism and machine theory (01-07-2011)“…A novel constant-force bistable mechanism (CFBM) allowing constant contact force and overload protection is developed. When a device equipped with a CFBM is…”
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19
Optimal mixing of the down-up walk on independent sets of a given size
Published in 2023 IEEE 64th Annual Symposium on Foundations of Computer Science (FOCS) (06-11-2023)“…Let G be a graph on n vertices of maximum degree \Delta. We show that, for any \delta\gt0, the down-up walk on independent sets of size k \leq(1-\delta)…”
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Conference Proceeding -
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Analysis of One-Dimensional Inelastic Deformation of the Clad Layer by Rolling for Restoration of Flat Surface Parts
Published in Journal of machine engineering (02-04-2024)Get full text
Journal Article