Results 131 to 140 of about 16,192 (250)

Effects of Selenocysteine Substitution on the Cyclotide Kalata B2

open access: yesChemBioChem, Volume 27, Issue 18, 28 September 2026.
Selenocysteine (Sec) substitution of any of the native complementary cysteine (Cys) residues of the cyclotide kalata B2 preserves the structure, cytotoxicity, and membrane‐binding activity while enhancing its folding efficiency. The study shows the conservative nature and folding benefit of selenocysteine replacement in kalata B2.
Ramoncito Luis B. de Boda   +5 more
wiley   +1 more source

SG-DBR激光器波长自动测试控制系统

open access: yesGuangtongxin yanjiu, 2007
基于LabVIEW虚拟仪器平台,研制了一套可调谐取样光栅分布布拉格反射式(Sampled Grating Distributed Bragg Reflector,SG-DBR)激光器的波长自动测试控制系统。该系统能对四段式SG-DBR激光器进行电流扫描,采集、分析其输出光谱,生成SG-DBR激光器的“波长-电流”数据查询表;并且通过调用数据查询表,实现对SG-DBR激光器输出波长的控制。
陈磊   +4 more
doaj  

DMACC Business Resources (DBR) - DMACC 50th Anniversary (#1008)

open access: yes, 2015
DMACC Business Resources provided sustenance for both mind and body as they thanked business partners for 50 years of great relationships and the promise of many more. DMACC President, Rob Denson, provides an introduction to the event. Breakfast was help
DBR
core  

DMACC Business Resource (DBR) - DMACC 50th Anniversary (#1001)

open access: yes, 2015
DMACC Business Resources provided sustenance for both mind and body as they thanked business partners for 50 years of great relationships and the promise of many more.
DBR
core  

Cracks, movements and joints in buildings: record of the DBR Building Science Seminar, Autumn 1972

open access: yes, 1976
The papers presented in this record are essentially the slide/talks as given at the DBR Building Science Seminar of Autumn 1972 with only minor editing.
Baker, M. C.   +5 more
core  

可调谐三段式DBR激光器波长锁定系统

open access: yes, 2011
提出了一种可精确锁定可调谐三段式DBR激光器输出波长的锁定系统。使用PC采集波长漂移信号并自动调节DBR激光器相区注入电流,使其输出波长在24~26℃的温度区间,稳定于四个C波段ITU 100GHz标准信道波长。波长误差在0.01~0.03nm范围内,边模抑制比大于40dB ...
叶楠, 王圩, 赵玲娟, 刘洋
core  

Uncovering natural variation in <i>TdBCAT</i> genes and phenotypic variation under drought in durum wheat. [PDF]

open access: yesFront Plant Sci
Buffagni V   +11 more
europepmc   +1 more source

端面反射对SG-DBR激光器性能的影响

open access: yes, 2010
通过传输矩阵模型,理论研究了不同端面反射的存在对取样光栅分布Bragg反射(SG-DBR)镜以及集成半导体放大器(SOA)的SG-DBR镜反射谱的影响,进而研究了端面反射的存在对SG-DBR激光器以及集成SOA的激光器模式的影响,结果表明,端面反射的存在会使取样光栅的各级反射峰由1个分裂为2个甚至多个,并可能使边峰的强度高过零级峰,这将会严重恶化SG-DBR激光器及其集成SOA的激光器模式特性和调谐特性.理论分析与实验结果基本吻合.当端面的反射率小于0.01时,端面反射对于SG ...
边静   +5 more
core  

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