The quantum damped harmonic oscillator

CI Um, KH Yeon, TF George - Physics Reports, 2002 - Elsevier
… This theory guarantees not only Heisenberg's uncertainty principle, but also the other
fundamental laws in quantum mechanics (hereafter referred to as the Um–Yeon solution). …

Curcumin Extends Life Span, Improves Health Span, and Modulates the Expression of Age-Associated Aging Genes in Drosophila melanogaster

…, BS Lee, S Semnani, A Avanesian, CY Um… - Rejuvenation …, 2010 - liebertpub.com
… In the United States, stocks were raised from larvae in controlled densities of 50–80 eggs
per 8-dram vial with 5 mL of standard banana–molasses food and were kept at 25C with …

Staining of resin-based veneering materials with coffee and tea.

CM Um, I Ruyter - Quintessence international, 1991 - search.ebscohost.com
… boiled coffee, filtered coffee, or tea al 50 "C and evaluated for color stability. Specimens
immersed in distilled water in the dark at 37 C for 4 months were also assessed. One of the light-…

Rheological properties of resin composites according to variations in monomer and filler composition

JH Lee, CM Um, I Lee - Dental Materials, 2006 - Elsevier
… The measuring temperature was 25 and 35 C for the resin matrices, and 25 C for the … from
20 to 45 C at intervals of 5 C, and at a fixed strain amplitude of 5% with a frequency of 10 rad/s. …

Influence of cavity dimension and restoration methods on the cusp deflection of premolars in composite restoration

MR Lee, BH Cho, HH Son, CM Um, IB Lee - Dental materials, 2007 - Elsevier
… cavity configuration (C-factor, bonded surface/unbonded free surface). As the C-factor
increases, … The average C-factor in the groups using bulk filling was least in group 3, followed by …

Three-party quantum secure direct communication based on GHZ states

…, X Ji, YQ Zhang, S Zhang, SK Hong, KH Yeon, CI Um - Physics Letters A, 2006 - Elsevier
c to Bob and Charlie, Eve intercepts the particles b and c and keeps them with her, and sends
the particles B and C to … Bob and Charlie, will take B and C for b and c, encode their secret …

Rheologic properties of flowable, conventional hybrid, and condensable composite resins

IB Lee, HH Son, CM Um - Dental Materials, 2003 - Elsevier
Objectives. This research was undertaken to investigate the viscoelastic properties related
to handling characteristics of five commercial flowable, two conventional hybrid and two …

Effect of the hydrophilic nanofiller loading on the mechanical properties and the microtensile bond strength of an ethanol‐based one‐bottle dentin adhesive

JS Kim, BH Cho, IB Lee, CM Um, BS Lim… - … Research Part B …, 2005 - Wiley Online Library
This study evaluated the hypothesis that if hydrophilic nanofillers were dispersed evenly
within the adhesive layer under moist conditions, adding them to a one‐bottle dentin adhesive …

Alternating current electrolysis for organic electrosynthesis: trifluoromethylation of (hetero) arenes

S Rodrigo, C Um, JC Mixdorf, D Gunasekera… - Organic …, 2020 - ACS Publications
Paired electrolysis has a limited reaction scope for organic synthesis because it is often not
compatible with reactions involving short-lived intermediates. We addressed this limitation …

Influence of ceramic thickness and curing mode on the polymerization shrinkage kinetics of dual-cured resin cements

IB Lee, W An, J Chang, CM Um - Dental materials, 2008 - Elsevier
OBJECTIVES: The purpose of this study was to assess how ceramic disc thickness and curing
mode (light or chemical) affects the polymerization shrinkage of dual-cured resin cements …