Results 101 to 110 of about 173,992 (333)

A Novel Approach of Semi‐Quantifying Gypsum in Sedimentary Rocks by Visible and Near‐Infrared Diffuse Reflectance Spectroscopy

Geochemistry, Geophysics, Geosystems
Gypsum is one of the major evaporite minerals that can be used as a sensitive archive for past climate change, revealing variations in the hydrological cycle and dry‐wet climatic alternations. Measuring variations in gypsum content, rapidly and with high
Jingyu Zhang, Wei Cao, Yang Lu, Fernando Gázquez, Wout Krijgsman, Xiandi Zeng, Yi Zhong, Wei Liu, Qingsong Liu   +8 more
doaj   +1 more source

3D‐Printed Models in Oral Surgery Simulation Training: A Scoping Review

Journal of Dental Education, EarlyView.
ABSTRACT Background Advancements in three‐dimensional (3D) printing have introduced innovative tools for medical and dental education. In dental surgery, 3D‐printed simulation models offer valuable presurgical training. This review explores the scope, study types, key findings, limitations, and future research needs to enhance their application in ...
Shahrzad Rahimizadeh Nahavandi, Leila Gholami, Amir Parham Pirhadi Rad, Morteza Ghojazadeh, Kevin Aminzadeh, Rana Tarzemany   +5 more
wiley   +1 more source

Study and Discussion on Preparation of Hemihydrate Gypsum by Salt Solution Method

Kuangchan zonghe liyong
This is an article in the field of mineral materials. The utilization of desulfurized gypsum (FGD) to prepare more widely used hemihydrate gypsum plays a very important role in the resource utilization of industrial by-product gypsum.
Jiyan QU, Gaoxiang CHEN, Ruicun LIU, Yong ZHOU, Jianhong LUO   +4 more
doaj   +1 more source

Impact of gypsum type on the setting and hardening performance and mechanism of water-rich filling materials

工程科学学报, 2015
As for the problem that different gypsum types have different influence on the condensation performance of water-rich filling materials,micro experiments,such as X-ray diffraction,scanning electron microscopy and infrared spectroscopy,were used to ...
LIU Juan-hong, MA Yi, WANG Zu-qi, GAO Meng, ZHOU Qian   +4 more
doaj   +1 more source

Evaluating the Effectiveness of 3D‐Printed Models in Tooth Morphology Training for Students

Journal of Dental Education, EarlyView.
ABSTRACT Purpose/Objectives Tooth morphology is a fundamental aspect of dental education, essential for various clinical disciplines. Traditional teaching methods, such as 2D visualizations, gypsum models, and wax or soap carving, have been widely used to develop students’ spatial understanding and manual skills.
Ivet Dzhondrova, Ilia Liondev, Hristina Galeva, Todor Bogdanov, Todor Uzunov, Dimitar Kirov   +5 more
wiley   +1 more source

Response of Five Peanut Cultivars to Gypsum Fertilization On Soils Varying in Calcium Content1 [PDF]

, 1978
M. E. Walker, T. C. Keisling
openalex   +1 more source

Immersive Technologies in Dental Education: Global Adoption Patterns From a 2025 Survey

Journal of Dental Education, EarlyView.
ABSTRACT Purpose/Objectives Dental education is undergoing a digital transformation, yet the adoption of immersive technologies such as haptic virtual reality (HVR) remains limited. This study aimed to map global adoption trends, barriers, and opportunities for equitable integration of HVR in dental curricula.
Barry Quinn, Reinhard Chun Wang Chau, Szabolcs Felszeghy, Mikko Liukkonen, Andreea Cristiana Didilescu, Damiano Pasqualini, Daniela Pino Valenzuela, David P. Rice, Gianrico Spagnuolo, Josette Camilleri, Khaled E. Ahmed, Laura Andriukaitiene, Łukasz Zadrożny, Masako Nagasawa, Mengwei Pang, Mohammed Al‐Haroni, Neshka Manchorova, Nisrine El Arrouf, Noha Waleed Barakat, Peter Lingström, Samantha J. Byrne, Santiago Arias‐Herrera, Ülle Voog‐Oras, Gitana Rederiene, Gül Gülsün, Rebecca Stolberg, Henry F. Duncan, Sompop Bencharit, Margaret Cox   +28 more
wiley   +1 more source

Study on the Mechanical and Permeability Characteristics of Gypsum Rock under the Condition of Crude Oil Immersion

Energies
The utilization of gypsum mine goaf (GMG) for strategic oil reserves can realize the coordinated development of mining and oil storage. However, the variation in mechanical and permeability characteristics of gypsum rock under the action of crude oil ...
Tingting Jiang, Xiurui Shang, Dongzhou Xie, Dairong Yan, Mei Li, Chunyang Zhang   +5 more
doaj   +1 more source

Sulfate and Phosphate Speleothems at Jenolan Caves, New South Wales, Australia

Acta Carsologica, 2011
Sulfate and phosphate deposits at Jenolan Caves occur in a variety of forms and compositions including crusts, ‘flowers’ and fibrous masses of gypsum (selenite), and clusters of boss-like speleothems (potatoes) of ardealite (calcium sulphate, phosphate ...
Ross E. Pogson, R. Armstrong L. Osborne, David M. Colchester, Dioni I. Cendón   +3 more
doaj   +1 more source

Selecting Promising Soil Quality Indicators for Monitoring Soil Management Effects Based on 10 European Long‐Term Field Experiments

Journal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background: Soil quality can be measured through soil quality indicators that reflect soil processes. Aim: The aim of this study was to (1) identify a limited set of soil quality indicators that are most sensitive to agricultural soil management and that are widely applicable regardless of pedo‐climatic conditions, and (2) link common ...
Giulia Bongiorno, Marie Wesselink, Wim van den Berg, Zhanguo Bai, Ron de Goede, Carla Sofia Santos Ferreira, Luuk Fleskens, Matjaz Glavan, Wiepie Haagsma, Paul Mäder, Alicia Morugan‐Coronado, Harry Verstegen, Zoltan Toth, Wijnand Sukkel, Else K. Bünemann   +14 more
wiley   +1 more source