Sökning: "Liu Wei"

Visar resultat 1 - 5 av 15 uppsatser innehållade orden Liu Wei.

1. 1. Magmatic processes and storage beneath Heard Island, southern Indian Ocean

   Master-uppsats, Uppsala universitet/Institutionen för geovetenskaper

   Författare :Liu Chun Wei; [2023]
   Nyckelord :Heard Island; Clinopyroxene; Thermobarometry; Magma storage depth;

   Sammanfattning : A young marine island called Heard Island is located in the southern Kerguelen Plateau in the Indian Ocean, a large igneous province created by the Kerguelen mantle plume. The two major geographic regions on Heard Island have two principal volcano-magmatic suites. LÄS MER

3. 2. Temperature Compensation in CMOS Ring Oscillator

   Master-uppsats, Linköpings universitet/Elektroniska Kretsar och System

   Författare :Xiaohua Wei; Dingyufei Zhang; [2022]
   Nyckelord :Current Starved Ring Oscillator CSRO ; Temperature compensation; Supply voltage compensation; Stable frequency; Digital controlling; Phase Frequency Detector PFD ; Dynamic comparator; Bidirectional counter; Charge pump CP ; Frequency divider; Power consumption; AMS 0.35 um; EDA tool Cadence;

   Sammanfattning : A digital system is often required to operate under a specific frequency. A ring oscillator can be helpful in this circumstance because it can generate a signal with a specific frequency. However, a ring oscillator is also sensitive to the environment temperature. LÄS MER

4. 3. How to Shoot a Virus (With) a Message : A study on the usage and effect of coronavirus messages on Weibo

   Master-uppsats, Uppsala universitet/Medier och kommunikation

   Författare :Wei Chao; [2020]
   Nyckelord :health crisis communication; Coronavirus; social media messages; sensemaking; efficacy; social media engagement; Crisis and Emergency Risk Communication Framework; message virality;

   Sammanfattning : This study investigates what roles the Chinese state-owned media play in the Covid-19 outbreak in terms of what kind of messages they delivered on Weibo and the quality of the messages. It also explores how the public is engaged with these messages on Weibo. Both the messages and the engagement are examined by mix-method content analysis. LÄS MER

5. 4. Home Automation using Nexa, Tellstick and the SensibleThings Platform

   Kandidat-uppsats, Mittuniversitetet/Avdelningen för informations- och kommunikationssystem

   Författare :Wei Liu; [2015]
   Nyckelord :;

   Sammanfattning : .... LÄS MER

7. 5. Key Factors and Key Obstacles in Global Supply Chain Management : A Study in Demand Planning Process

   Magister-uppsats, Avdelningen för Industriell utveckling, IT och Samhällsbyggnad

   Författare :Mengdi Wei; Yang Liu; [2013]
   Nyckelord :Supply chain; Demand planning process; Key factors; Key obstacles;

   Sammanfattning : In Recent years, global supply chain management has been a popular study area due to the economic globalization. This study mainly focus on the demand planning process of demand management in global supply chain management. LÄS MER